diff --git a/go.mod b/go.mod index d89b49e..1cf3171 100644 --- a/go.mod +++ b/go.mod @@ -3,7 +3,7 @@ module github.com/hedhyw/semerr go 1.17 require ( - google.golang.org/grpc v1.53.0 + google.golang.org/grpc v1.54.0 gopkg.in/yaml.v2 v2.4.0 ) diff --git a/go.sum b/go.sum index 94f59af..1ad16d6 100644 --- a/go.sum +++ b/go.sum @@ -826,6 +826,7 @@ golang.org/x/mod v0.5.0/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro= golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro= golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= golang.org/x/mod v0.7.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= +golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= @@ -879,8 +880,9 @@ golang.org/x/net v0.0.0-20221014081412-f15817d10f9b/go.mod h1:YDH+HFinaLZZlnHAfS golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY= golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws= golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs= -golang.org/x/net v0.7.0 h1:rJrUqqhjsgNp7KqAIc25s9pZnjU7TUcSY7HcVZjdn1g= golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs= +golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ= +golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw= @@ -997,13 +999,15 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc golang.org/x/sys v0.0.0-20220829200755-d48e67d00261/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU= golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ= +golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc= golang.org/x/term v0.4.0/go.mod h1:9P2UbLfCdcvo3p/nzKvsmas4TnlujnuoV9hGgYzW1lQ= golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k= +golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U= golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= @@ -1017,8 +1021,9 @@ golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ= golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= -golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo= golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8= +golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68= +golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8= golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= @@ -1083,6 +1088,7 @@ golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk= golang.org/x/tools v0.1.9/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU= golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= golang.org/x/tools v0.3.0/go.mod h1:/rWhSS2+zyEVwoJf8YAX6L2f0ntZ7Kn/mGgAWcipA5k= +golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= @@ -1324,8 +1330,9 @@ google.golang.org/grpc v1.49.0/go.mod h1:ZgQEeidpAuNRZ8iRrlBKXZQP1ghovWIVhdJRyCD google.golang.org/grpc v1.50.0/go.mod h1:ZgQEeidpAuNRZ8iRrlBKXZQP1ghovWIVhdJRyCDK+GI= google.golang.org/grpc v1.50.1/go.mod h1:ZgQEeidpAuNRZ8iRrlBKXZQP1ghovWIVhdJRyCDK+GI= google.golang.org/grpc v1.51.0/go.mod h1:wgNDFcnuBGmxLKI/qn4T+m5BtEBYXJPvibbUPsAIPww= -google.golang.org/grpc v1.53.0 h1:LAv2ds7cmFV/XTS3XG1NneeENYrXGmorPxsBbptIjNc= google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw= +google.golang.org/grpc v1.54.0 h1:EhTqbhiYeixwWQtAEZAxmV9MGqcjEU2mFx52xCzNyag= +google.golang.org/grpc v1.54.0/go.mod h1:PUSEXI6iWghWaB6lXM4knEgpJNu2qUcKfDtNci3EC2g= google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw= google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8= google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0= diff --git a/vendor/github.com/golang/protobuf/jsonpb/decode.go b/vendor/github.com/golang/protobuf/jsonpb/decode.go new file mode 100644 index 0000000..60e82ca --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/decode.go @@ -0,0 +1,524 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package jsonpb + +import ( + "encoding/json" + "errors" + "fmt" + "io" + "math" + "reflect" + "strconv" + "strings" + "time" + + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/encoding/protojson" + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapJSONUnmarshalV2 = false + +// UnmarshalNext unmarshals the next JSON object from d into m. +func UnmarshalNext(d *json.Decoder, m proto.Message) error { + return new(Unmarshaler).UnmarshalNext(d, m) +} + +// Unmarshal unmarshals a JSON object from r into m. +func Unmarshal(r io.Reader, m proto.Message) error { + return new(Unmarshaler).Unmarshal(r, m) +} + +// UnmarshalString unmarshals a JSON object from s into m. +func UnmarshalString(s string, m proto.Message) error { + return new(Unmarshaler).Unmarshal(strings.NewReader(s), m) +} + +// Unmarshaler is a configurable object for converting from a JSON +// representation to a protocol buffer object. +type Unmarshaler struct { + // AllowUnknownFields specifies whether to allow messages to contain + // unknown JSON fields, as opposed to failing to unmarshal. + AllowUnknownFields bool + + // AnyResolver is used to resolve the google.protobuf.Any well-known type. + // If unset, the global registry is used by default. + AnyResolver AnyResolver +} + +// JSONPBUnmarshaler is implemented by protobuf messages that customize the way +// they are unmarshaled from JSON. Messages that implement this should also +// implement JSONPBMarshaler so that the custom format can be produced. +// +// The JSON unmarshaling must follow the JSON to proto specification: +// https://developers.google.com/protocol-buffers/docs/proto3#json +// +// Deprecated: Custom types should implement protobuf reflection instead. +type JSONPBUnmarshaler interface { + UnmarshalJSONPB(*Unmarshaler, []byte) error +} + +// Unmarshal unmarshals a JSON object from r into m. +func (u *Unmarshaler) Unmarshal(r io.Reader, m proto.Message) error { + return u.UnmarshalNext(json.NewDecoder(r), m) +} + +// UnmarshalNext unmarshals the next JSON object from d into m. +func (u *Unmarshaler) UnmarshalNext(d *json.Decoder, m proto.Message) error { + if m == nil { + return errors.New("invalid nil message") + } + + // Parse the next JSON object from the stream. + raw := json.RawMessage{} + if err := d.Decode(&raw); err != nil { + return err + } + + // Check for custom unmarshalers first since they may not properly + // implement protobuf reflection that the logic below relies on. + if jsu, ok := m.(JSONPBUnmarshaler); ok { + return jsu.UnmarshalJSONPB(u, raw) + } + + mr := proto.MessageReflect(m) + + // NOTE: For historical reasons, a top-level null is treated as a noop. + // This is incorrect, but kept for compatibility. + if string(raw) == "null" && mr.Descriptor().FullName() != "google.protobuf.Value" { + return nil + } + + if wrapJSONUnmarshalV2 { + // NOTE: If input message is non-empty, we need to preserve merge semantics + // of the old jsonpb implementation. These semantics are not supported by + // the protobuf JSON specification. + isEmpty := true + mr.Range(func(protoreflect.FieldDescriptor, protoreflect.Value) bool { + isEmpty = false // at least one iteration implies non-empty + return false + }) + if !isEmpty { + // Perform unmarshaling into a newly allocated, empty message. + mr = mr.New() + + // Use a defer to copy all unmarshaled fields into the original message. + dst := proto.MessageReflect(m) + defer mr.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + dst.Set(fd, v) + return true + }) + } + + // Unmarshal using the v2 JSON unmarshaler. + opts := protojson.UnmarshalOptions{ + DiscardUnknown: u.AllowUnknownFields, + } + if u.AnyResolver != nil { + opts.Resolver = anyResolver{u.AnyResolver} + } + return opts.Unmarshal(raw, mr.Interface()) + } else { + if err := u.unmarshalMessage(mr, raw); err != nil { + return err + } + return protoV2.CheckInitialized(mr.Interface()) + } +} + +func (u *Unmarshaler) unmarshalMessage(m protoreflect.Message, in []byte) error { + md := m.Descriptor() + fds := md.Fields() + + if jsu, ok := proto.MessageV1(m.Interface()).(JSONPBUnmarshaler); ok { + return jsu.UnmarshalJSONPB(u, in) + } + + if string(in) == "null" && md.FullName() != "google.protobuf.Value" { + return nil + } + + switch wellKnownType(md.FullName()) { + case "Any": + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return err + } + + rawTypeURL, ok := jsonObject["@type"] + if !ok { + return errors.New("Any JSON doesn't have '@type'") + } + typeURL, err := unquoteString(string(rawTypeURL)) + if err != nil { + return fmt.Errorf("can't unmarshal Any's '@type': %q", rawTypeURL) + } + m.Set(fds.ByNumber(1), protoreflect.ValueOfString(typeURL)) + + var m2 protoreflect.Message + if u.AnyResolver != nil { + mi, err := u.AnyResolver.Resolve(typeURL) + if err != nil { + return err + } + m2 = proto.MessageReflect(mi) + } else { + mt, err := protoregistry.GlobalTypes.FindMessageByURL(typeURL) + if err != nil { + if err == protoregistry.NotFound { + return fmt.Errorf("could not resolve Any message type: %v", typeURL) + } + return err + } + m2 = mt.New() + } + + if wellKnownType(m2.Descriptor().FullName()) != "" { + rawValue, ok := jsonObject["value"] + if !ok { + return errors.New("Any JSON doesn't have 'value'") + } + if err := u.unmarshalMessage(m2, rawValue); err != nil { + return fmt.Errorf("can't unmarshal Any nested proto %v: %v", typeURL, err) + } + } else { + delete(jsonObject, "@type") + rawJSON, err := json.Marshal(jsonObject) + if err != nil { + return fmt.Errorf("can't generate JSON for Any's nested proto to be unmarshaled: %v", err) + } + if err = u.unmarshalMessage(m2, rawJSON); err != nil { + return fmt.Errorf("can't unmarshal Any nested proto %v: %v", typeURL, err) + } + } + + rawWire, err := protoV2.Marshal(m2.Interface()) + if err != nil { + return fmt.Errorf("can't marshal proto %v into Any.Value: %v", typeURL, err) + } + m.Set(fds.ByNumber(2), protoreflect.ValueOfBytes(rawWire)) + return nil + case "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue": + fd := fds.ByNumber(1) + v, err := u.unmarshalValue(m.NewField(fd), in, fd) + if err != nil { + return err + } + m.Set(fd, v) + return nil + case "Duration": + v, err := unquoteString(string(in)) + if err != nil { + return err + } + d, err := time.ParseDuration(v) + if err != nil { + return fmt.Errorf("bad Duration: %v", err) + } + + sec := d.Nanoseconds() / 1e9 + nsec := d.Nanoseconds() % 1e9 + m.Set(fds.ByNumber(1), protoreflect.ValueOfInt64(int64(sec))) + m.Set(fds.ByNumber(2), protoreflect.ValueOfInt32(int32(nsec))) + return nil + case "Timestamp": + v, err := unquoteString(string(in)) + if err != nil { + return err + } + t, err := time.Parse(time.RFC3339Nano, v) + if err != nil { + return fmt.Errorf("bad Timestamp: %v", err) + } + + sec := t.Unix() + nsec := t.Nanosecond() + m.Set(fds.ByNumber(1), protoreflect.ValueOfInt64(int64(sec))) + m.Set(fds.ByNumber(2), protoreflect.ValueOfInt32(int32(nsec))) + return nil + case "Value": + switch { + case string(in) == "null": + m.Set(fds.ByNumber(1), protoreflect.ValueOfEnum(0)) + case string(in) == "true": + m.Set(fds.ByNumber(4), protoreflect.ValueOfBool(true)) + case string(in) == "false": + m.Set(fds.ByNumber(4), protoreflect.ValueOfBool(false)) + case hasPrefixAndSuffix('"', in, '"'): + s, err := unquoteString(string(in)) + if err != nil { + return fmt.Errorf("unrecognized type for Value %q", in) + } + m.Set(fds.ByNumber(3), protoreflect.ValueOfString(s)) + case hasPrefixAndSuffix('[', in, ']'): + v := m.Mutable(fds.ByNumber(6)) + return u.unmarshalMessage(v.Message(), in) + case hasPrefixAndSuffix('{', in, '}'): + v := m.Mutable(fds.ByNumber(5)) + return u.unmarshalMessage(v.Message(), in) + default: + f, err := strconv.ParseFloat(string(in), 0) + if err != nil { + return fmt.Errorf("unrecognized type for Value %q", in) + } + m.Set(fds.ByNumber(2), protoreflect.ValueOfFloat64(f)) + } + return nil + case "ListValue": + var jsonArray []json.RawMessage + if err := json.Unmarshal(in, &jsonArray); err != nil { + return fmt.Errorf("bad ListValue: %v", err) + } + + lv := m.Mutable(fds.ByNumber(1)).List() + for _, raw := range jsonArray { + ve := lv.NewElement() + if err := u.unmarshalMessage(ve.Message(), raw); err != nil { + return err + } + lv.Append(ve) + } + return nil + case "Struct": + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return fmt.Errorf("bad StructValue: %v", err) + } + + mv := m.Mutable(fds.ByNumber(1)).Map() + for key, raw := range jsonObject { + kv := protoreflect.ValueOf(key).MapKey() + vv := mv.NewValue() + if err := u.unmarshalMessage(vv.Message(), raw); err != nil { + return fmt.Errorf("bad value in StructValue for key %q: %v", key, err) + } + mv.Set(kv, vv) + } + return nil + } + + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return err + } + + // Handle known fields. + for i := 0; i < fds.Len(); i++ { + fd := fds.Get(i) + if fd.IsWeak() && fd.Message().IsPlaceholder() { + continue // weak reference is not linked in + } + + // Search for any raw JSON value associated with this field. + var raw json.RawMessage + name := string(fd.Name()) + if fd.Kind() == protoreflect.GroupKind { + name = string(fd.Message().Name()) + } + if v, ok := jsonObject[name]; ok { + delete(jsonObject, name) + raw = v + } + name = string(fd.JSONName()) + if v, ok := jsonObject[name]; ok { + delete(jsonObject, name) + raw = v + } + + field := m.NewField(fd) + // Unmarshal the field value. + if raw == nil || (string(raw) == "null" && !isSingularWellKnownValue(fd) && !isSingularJSONPBUnmarshaler(field, fd)) { + continue + } + v, err := u.unmarshalValue(field, raw, fd) + if err != nil { + return err + } + m.Set(fd, v) + } + + // Handle extension fields. + for name, raw := range jsonObject { + if !strings.HasPrefix(name, "[") || !strings.HasSuffix(name, "]") { + continue + } + + // Resolve the extension field by name. + xname := protoreflect.FullName(name[len("[") : len(name)-len("]")]) + xt, _ := protoregistry.GlobalTypes.FindExtensionByName(xname) + if xt == nil && isMessageSet(md) { + xt, _ = protoregistry.GlobalTypes.FindExtensionByName(xname.Append("message_set_extension")) + } + if xt == nil { + continue + } + delete(jsonObject, name) + fd := xt.TypeDescriptor() + if fd.ContainingMessage().FullName() != m.Descriptor().FullName() { + return fmt.Errorf("extension field %q does not extend message %q", xname, m.Descriptor().FullName()) + } + + field := m.NewField(fd) + // Unmarshal the field value. + if raw == nil || (string(raw) == "null" && !isSingularWellKnownValue(fd) && !isSingularJSONPBUnmarshaler(field, fd)) { + continue + } + v, err := u.unmarshalValue(field, raw, fd) + if err != nil { + return err + } + m.Set(fd, v) + } + + if !u.AllowUnknownFields && len(jsonObject) > 0 { + for name := range jsonObject { + return fmt.Errorf("unknown field %q in %v", name, md.FullName()) + } + } + return nil +} + +func isSingularWellKnownValue(fd protoreflect.FieldDescriptor) bool { + if md := fd.Message(); md != nil { + return md.FullName() == "google.protobuf.Value" && fd.Cardinality() != protoreflect.Repeated + } + return false +} + +func isSingularJSONPBUnmarshaler(v protoreflect.Value, fd protoreflect.FieldDescriptor) bool { + if fd.Message() != nil && fd.Cardinality() != protoreflect.Repeated { + _, ok := proto.MessageV1(v.Interface()).(JSONPBUnmarshaler) + return ok + } + return false +} + +func (u *Unmarshaler) unmarshalValue(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + switch { + case fd.IsList(): + var jsonArray []json.RawMessage + if err := json.Unmarshal(in, &jsonArray); err != nil { + return v, err + } + lv := v.List() + for _, raw := range jsonArray { + ve, err := u.unmarshalSingularValue(lv.NewElement(), raw, fd) + if err != nil { + return v, err + } + lv.Append(ve) + } + return v, nil + case fd.IsMap(): + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return v, err + } + kfd := fd.MapKey() + vfd := fd.MapValue() + mv := v.Map() + for key, raw := range jsonObject { + var kv protoreflect.MapKey + if kfd.Kind() == protoreflect.StringKind { + kv = protoreflect.ValueOf(key).MapKey() + } else { + v, err := u.unmarshalSingularValue(kfd.Default(), []byte(key), kfd) + if err != nil { + return v, err + } + kv = v.MapKey() + } + + vv, err := u.unmarshalSingularValue(mv.NewValue(), raw, vfd) + if err != nil { + return v, err + } + mv.Set(kv, vv) + } + return v, nil + default: + return u.unmarshalSingularValue(v, in, fd) + } +} + +var nonFinite = map[string]float64{ + `"NaN"`: math.NaN(), + `"Infinity"`: math.Inf(+1), + `"-Infinity"`: math.Inf(-1), +} + +func (u *Unmarshaler) unmarshalSingularValue(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + switch fd.Kind() { + case protoreflect.BoolKind: + return unmarshalValue(in, new(bool)) + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + return unmarshalValue(trimQuote(in), new(int32)) + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + return unmarshalValue(trimQuote(in), new(int64)) + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + return unmarshalValue(trimQuote(in), new(uint32)) + case protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + return unmarshalValue(trimQuote(in), new(uint64)) + case protoreflect.FloatKind: + if f, ok := nonFinite[string(in)]; ok { + return protoreflect.ValueOfFloat32(float32(f)), nil + } + return unmarshalValue(trimQuote(in), new(float32)) + case protoreflect.DoubleKind: + if f, ok := nonFinite[string(in)]; ok { + return protoreflect.ValueOfFloat64(float64(f)), nil + } + return unmarshalValue(trimQuote(in), new(float64)) + case protoreflect.StringKind: + return unmarshalValue(in, new(string)) + case protoreflect.BytesKind: + return unmarshalValue(in, new([]byte)) + case protoreflect.EnumKind: + if hasPrefixAndSuffix('"', in, '"') { + vd := fd.Enum().Values().ByName(protoreflect.Name(trimQuote(in))) + if vd == nil { + return v, fmt.Errorf("unknown value %q for enum %s", in, fd.Enum().FullName()) + } + return protoreflect.ValueOfEnum(vd.Number()), nil + } + return unmarshalValue(in, new(protoreflect.EnumNumber)) + case protoreflect.MessageKind, protoreflect.GroupKind: + err := u.unmarshalMessage(v.Message(), in) + return v, err + default: + panic(fmt.Sprintf("invalid kind %v", fd.Kind())) + } +} + +func unmarshalValue(in []byte, v interface{}) (protoreflect.Value, error) { + err := json.Unmarshal(in, v) + return protoreflect.ValueOf(reflect.ValueOf(v).Elem().Interface()), err +} + +func unquoteString(in string) (out string, err error) { + err = json.Unmarshal([]byte(in), &out) + return out, err +} + +func hasPrefixAndSuffix(prefix byte, in []byte, suffix byte) bool { + if len(in) >= 2 && in[0] == prefix && in[len(in)-1] == suffix { + return true + } + return false +} + +// trimQuote is like unquoteString but simply strips surrounding quotes. +// This is incorrect, but is behavior done by the legacy implementation. +func trimQuote(in []byte) []byte { + if len(in) >= 2 && in[0] == '"' && in[len(in)-1] == '"' { + in = in[1 : len(in)-1] + } + return in +} diff --git a/vendor/github.com/golang/protobuf/jsonpb/encode.go b/vendor/github.com/golang/protobuf/jsonpb/encode.go new file mode 100644 index 0000000..685c80a --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/encode.go @@ -0,0 +1,559 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package jsonpb + +import ( + "encoding/json" + "errors" + "fmt" + "io" + "math" + "reflect" + "sort" + "strconv" + "strings" + "time" + + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/encoding/protojson" + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapJSONMarshalV2 = false + +// Marshaler is a configurable object for marshaling protocol buffer messages +// to the specified JSON representation. +type Marshaler struct { + // OrigName specifies whether to use the original protobuf name for fields. + OrigName bool + + // EnumsAsInts specifies whether to render enum values as integers, + // as opposed to string values. + EnumsAsInts bool + + // EmitDefaults specifies whether to render fields with zero values. + EmitDefaults bool + + // Indent controls whether the output is compact or not. + // If empty, the output is compact JSON. Otherwise, every JSON object + // entry and JSON array value will be on its own line. + // Each line will be preceded by repeated copies of Indent, where the + // number of copies is the current indentation depth. + Indent string + + // AnyResolver is used to resolve the google.protobuf.Any well-known type. + // If unset, the global registry is used by default. + AnyResolver AnyResolver +} + +// JSONPBMarshaler is implemented by protobuf messages that customize the +// way they are marshaled to JSON. Messages that implement this should also +// implement JSONPBUnmarshaler so that the custom format can be parsed. +// +// The JSON marshaling must follow the proto to JSON specification: +// https://developers.google.com/protocol-buffers/docs/proto3#json +// +// Deprecated: Custom types should implement protobuf reflection instead. +type JSONPBMarshaler interface { + MarshalJSONPB(*Marshaler) ([]byte, error) +} + +// Marshal serializes a protobuf message as JSON into w. +func (jm *Marshaler) Marshal(w io.Writer, m proto.Message) error { + b, err := jm.marshal(m) + if len(b) > 0 { + if _, err := w.Write(b); err != nil { + return err + } + } + return err +} + +// MarshalToString serializes a protobuf message as JSON in string form. +func (jm *Marshaler) MarshalToString(m proto.Message) (string, error) { + b, err := jm.marshal(m) + if err != nil { + return "", err + } + return string(b), nil +} + +func (jm *Marshaler) marshal(m proto.Message) ([]byte, error) { + v := reflect.ValueOf(m) + if m == nil || (v.Kind() == reflect.Ptr && v.IsNil()) { + return nil, errors.New("Marshal called with nil") + } + + // Check for custom marshalers first since they may not properly + // implement protobuf reflection that the logic below relies on. + if jsm, ok := m.(JSONPBMarshaler); ok { + return jsm.MarshalJSONPB(jm) + } + + if wrapJSONMarshalV2 { + opts := protojson.MarshalOptions{ + UseProtoNames: jm.OrigName, + UseEnumNumbers: jm.EnumsAsInts, + EmitUnpopulated: jm.EmitDefaults, + Indent: jm.Indent, + } + if jm.AnyResolver != nil { + opts.Resolver = anyResolver{jm.AnyResolver} + } + return opts.Marshal(proto.MessageReflect(m).Interface()) + } else { + // Check for unpopulated required fields first. + m2 := proto.MessageReflect(m) + if err := protoV2.CheckInitialized(m2.Interface()); err != nil { + return nil, err + } + + w := jsonWriter{Marshaler: jm} + err := w.marshalMessage(m2, "", "") + return w.buf, err + } +} + +type jsonWriter struct { + *Marshaler + buf []byte +} + +func (w *jsonWriter) write(s string) { + w.buf = append(w.buf, s...) +} + +func (w *jsonWriter) marshalMessage(m protoreflect.Message, indent, typeURL string) error { + if jsm, ok := proto.MessageV1(m.Interface()).(JSONPBMarshaler); ok { + b, err := jsm.MarshalJSONPB(w.Marshaler) + if err != nil { + return err + } + if typeURL != "" { + // we are marshaling this object to an Any type + var js map[string]*json.RawMessage + if err = json.Unmarshal(b, &js); err != nil { + return fmt.Errorf("type %T produced invalid JSON: %v", m.Interface(), err) + } + turl, err := json.Marshal(typeURL) + if err != nil { + return fmt.Errorf("failed to marshal type URL %q to JSON: %v", typeURL, err) + } + js["@type"] = (*json.RawMessage)(&turl) + if b, err = json.Marshal(js); err != nil { + return err + } + } + w.write(string(b)) + return nil + } + + md := m.Descriptor() + fds := md.Fields() + + // Handle well-known types. + const secondInNanos = int64(time.Second / time.Nanosecond) + switch wellKnownType(md.FullName()) { + case "Any": + return w.marshalAny(m, indent) + case "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue": + fd := fds.ByNumber(1) + return w.marshalValue(fd, m.Get(fd), indent) + case "Duration": + const maxSecondsInDuration = 315576000000 + // "Generated output always contains 0, 3, 6, or 9 fractional digits, + // depending on required precision." + s := m.Get(fds.ByNumber(1)).Int() + ns := m.Get(fds.ByNumber(2)).Int() + if s < -maxSecondsInDuration || s > maxSecondsInDuration { + return fmt.Errorf("seconds out of range %v", s) + } + if ns <= -secondInNanos || ns >= secondInNanos { + return fmt.Errorf("ns out of range (%v, %v)", -secondInNanos, secondInNanos) + } + if (s > 0 && ns < 0) || (s < 0 && ns > 0) { + return errors.New("signs of seconds and nanos do not match") + } + var sign string + if s < 0 || ns < 0 { + sign, s, ns = "-", -1*s, -1*ns + } + x := fmt.Sprintf("%s%d.%09d", sign, s, ns) + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + w.write(fmt.Sprintf(`"%vs"`, x)) + return nil + case "Timestamp": + // "RFC 3339, where generated output will always be Z-normalized + // and uses 0, 3, 6 or 9 fractional digits." + s := m.Get(fds.ByNumber(1)).Int() + ns := m.Get(fds.ByNumber(2)).Int() + if ns < 0 || ns >= secondInNanos { + return fmt.Errorf("ns out of range [0, %v)", secondInNanos) + } + t := time.Unix(s, ns).UTC() + // time.RFC3339Nano isn't exactly right (we need to get 3/6/9 fractional digits). + x := t.Format("2006-01-02T15:04:05.000000000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + w.write(fmt.Sprintf(`"%vZ"`, x)) + return nil + case "Value": + // JSON value; which is a null, number, string, bool, object, or array. + od := md.Oneofs().Get(0) + fd := m.WhichOneof(od) + if fd == nil { + return errors.New("nil Value") + } + return w.marshalValue(fd, m.Get(fd), indent) + case "Struct", "ListValue": + // JSON object or array. + fd := fds.ByNumber(1) + return w.marshalValue(fd, m.Get(fd), indent) + } + + w.write("{") + if w.Indent != "" { + w.write("\n") + } + + firstField := true + if typeURL != "" { + if err := w.marshalTypeURL(indent, typeURL); err != nil { + return err + } + firstField = false + } + + for i := 0; i < fds.Len(); { + fd := fds.Get(i) + if od := fd.ContainingOneof(); od != nil { + fd = m.WhichOneof(od) + i += od.Fields().Len() + if fd == nil { + continue + } + } else { + i++ + } + + v := m.Get(fd) + + if !m.Has(fd) { + if !w.EmitDefaults || fd.ContainingOneof() != nil { + continue + } + if fd.Cardinality() != protoreflect.Repeated && (fd.Message() != nil || fd.Syntax() == protoreflect.Proto2) { + v = protoreflect.Value{} // use "null" for singular messages or proto2 scalars + } + } + + if !firstField { + w.writeComma() + } + if err := w.marshalField(fd, v, indent); err != nil { + return err + } + firstField = false + } + + // Handle proto2 extensions. + if md.ExtensionRanges().Len() > 0 { + // Collect a sorted list of all extension descriptor and values. + type ext struct { + desc protoreflect.FieldDescriptor + val protoreflect.Value + } + var exts []ext + m.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + if fd.IsExtension() { + exts = append(exts, ext{fd, v}) + } + return true + }) + sort.Slice(exts, func(i, j int) bool { + return exts[i].desc.Number() < exts[j].desc.Number() + }) + + for _, ext := range exts { + if !firstField { + w.writeComma() + } + if err := w.marshalField(ext.desc, ext.val, indent); err != nil { + return err + } + firstField = false + } + } + + if w.Indent != "" { + w.write("\n") + w.write(indent) + } + w.write("}") + return nil +} + +func (w *jsonWriter) writeComma() { + if w.Indent != "" { + w.write(",\n") + } else { + w.write(",") + } +} + +func (w *jsonWriter) marshalAny(m protoreflect.Message, indent string) error { + // "If the Any contains a value that has a special JSON mapping, + // it will be converted as follows: {"@type": xxx, "value": yyy}. + // Otherwise, the value will be converted into a JSON object, + // and the "@type" field will be inserted to indicate the actual data type." + md := m.Descriptor() + typeURL := m.Get(md.Fields().ByNumber(1)).String() + rawVal := m.Get(md.Fields().ByNumber(2)).Bytes() + + var m2 protoreflect.Message + if w.AnyResolver != nil { + mi, err := w.AnyResolver.Resolve(typeURL) + if err != nil { + return err + } + m2 = proto.MessageReflect(mi) + } else { + mt, err := protoregistry.GlobalTypes.FindMessageByURL(typeURL) + if err != nil { + return err + } + m2 = mt.New() + } + + if err := protoV2.Unmarshal(rawVal, m2.Interface()); err != nil { + return err + } + + if wellKnownType(m2.Descriptor().FullName()) == "" { + return w.marshalMessage(m2, indent, typeURL) + } + + w.write("{") + if w.Indent != "" { + w.write("\n") + } + if err := w.marshalTypeURL(indent, typeURL); err != nil { + return err + } + w.writeComma() + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + w.write(`"value": `) + } else { + w.write(`"value":`) + } + if err := w.marshalMessage(m2, indent+w.Indent, ""); err != nil { + return err + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + } + w.write("}") + return nil +} + +func (w *jsonWriter) marshalTypeURL(indent, typeURL string) error { + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + } + w.write(`"@type":`) + if w.Indent != "" { + w.write(" ") + } + b, err := json.Marshal(typeURL) + if err != nil { + return err + } + w.write(string(b)) + return nil +} + +// marshalField writes field description and value to the Writer. +func (w *jsonWriter) marshalField(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + } + w.write(`"`) + switch { + case fd.IsExtension(): + // For message set, use the fname of the message as the extension name. + name := string(fd.FullName()) + if isMessageSet(fd.ContainingMessage()) { + name = strings.TrimSuffix(name, ".message_set_extension") + } + + w.write("[" + name + "]") + case w.OrigName: + name := string(fd.Name()) + if fd.Kind() == protoreflect.GroupKind { + name = string(fd.Message().Name()) + } + w.write(name) + default: + w.write(string(fd.JSONName())) + } + w.write(`":`) + if w.Indent != "" { + w.write(" ") + } + return w.marshalValue(fd, v, indent) +} + +func (w *jsonWriter) marshalValue(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + switch { + case fd.IsList(): + w.write("[") + comma := "" + lv := v.List() + for i := 0; i < lv.Len(); i++ { + w.write(comma) + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + w.write(w.Indent) + } + if err := w.marshalSingularValue(fd, lv.Get(i), indent+w.Indent); err != nil { + return err + } + comma = "," + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + } + w.write("]") + return nil + case fd.IsMap(): + kfd := fd.MapKey() + vfd := fd.MapValue() + mv := v.Map() + + // Collect a sorted list of all map keys and values. + type entry struct{ key, val protoreflect.Value } + var entries []entry + mv.Range(func(k protoreflect.MapKey, v protoreflect.Value) bool { + entries = append(entries, entry{k.Value(), v}) + return true + }) + sort.Slice(entries, func(i, j int) bool { + switch kfd.Kind() { + case protoreflect.BoolKind: + return !entries[i].key.Bool() && entries[j].key.Bool() + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind, protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + return entries[i].key.Int() < entries[j].key.Int() + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind, protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + return entries[i].key.Uint() < entries[j].key.Uint() + case protoreflect.StringKind: + return entries[i].key.String() < entries[j].key.String() + default: + panic("invalid kind") + } + }) + + w.write(`{`) + comma := "" + for _, entry := range entries { + w.write(comma) + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + w.write(w.Indent) + } + + s := fmt.Sprint(entry.key.Interface()) + b, err := json.Marshal(s) + if err != nil { + return err + } + w.write(string(b)) + + w.write(`:`) + if w.Indent != "" { + w.write(` `) + } + + if err := w.marshalSingularValue(vfd, entry.val, indent+w.Indent); err != nil { + return err + } + comma = "," + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + } + w.write(`}`) + return nil + default: + return w.marshalSingularValue(fd, v, indent) + } +} + +func (w *jsonWriter) marshalSingularValue(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + switch { + case !v.IsValid(): + w.write("null") + return nil + case fd.Message() != nil: + return w.marshalMessage(v.Message(), indent+w.Indent, "") + case fd.Enum() != nil: + if fd.Enum().FullName() == "google.protobuf.NullValue" { + w.write("null") + return nil + } + + vd := fd.Enum().Values().ByNumber(v.Enum()) + if vd == nil || w.EnumsAsInts { + w.write(strconv.Itoa(int(v.Enum()))) + } else { + w.write(`"` + string(vd.Name()) + `"`) + } + return nil + default: + switch v.Interface().(type) { + case float32, float64: + switch { + case math.IsInf(v.Float(), +1): + w.write(`"Infinity"`) + return nil + case math.IsInf(v.Float(), -1): + w.write(`"-Infinity"`) + return nil + case math.IsNaN(v.Float()): + w.write(`"NaN"`) + return nil + } + case int64, uint64: + w.write(fmt.Sprintf(`"%d"`, v.Interface())) + return nil + } + + b, err := json.Marshal(v.Interface()) + if err != nil { + return err + } + w.write(string(b)) + return nil + } +} diff --git a/vendor/github.com/golang/protobuf/jsonpb/json.go b/vendor/github.com/golang/protobuf/jsonpb/json.go new file mode 100644 index 0000000..480e244 --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/json.go @@ -0,0 +1,69 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package jsonpb provides functionality to marshal and unmarshal between a +// protocol buffer message and JSON. It follows the specification at +// https://developers.google.com/protocol-buffers/docs/proto3#json. +// +// Do not rely on the default behavior of the standard encoding/json package +// when called on generated message types as it does not operate correctly. +// +// Deprecated: Use the "google.golang.org/protobuf/encoding/protojson" +// package instead. +package jsonpb + +import ( + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" + "google.golang.org/protobuf/runtime/protoimpl" +) + +// AnyResolver takes a type URL, present in an Any message, +// and resolves it into an instance of the associated message. +type AnyResolver interface { + Resolve(typeURL string) (proto.Message, error) +} + +type anyResolver struct{ AnyResolver } + +func (r anyResolver) FindMessageByName(message protoreflect.FullName) (protoreflect.MessageType, error) { + return r.FindMessageByURL(string(message)) +} + +func (r anyResolver) FindMessageByURL(url string) (protoreflect.MessageType, error) { + m, err := r.Resolve(url) + if err != nil { + return nil, err + } + return protoimpl.X.MessageTypeOf(m), nil +} + +func (r anyResolver) FindExtensionByName(field protoreflect.FullName) (protoreflect.ExtensionType, error) { + return protoregistry.GlobalTypes.FindExtensionByName(field) +} + +func (r anyResolver) FindExtensionByNumber(message protoreflect.FullName, field protoreflect.FieldNumber) (protoreflect.ExtensionType, error) { + return protoregistry.GlobalTypes.FindExtensionByNumber(message, field) +} + +func wellKnownType(s protoreflect.FullName) string { + if s.Parent() == "google.protobuf" { + switch s.Name() { + case "Empty", "Any", + "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue", + "Duration", "Timestamp", + "NullValue", "Struct", "Value", "ListValue": + return string(s.Name()) + } + } + return "" +} + +func isMessageSet(md protoreflect.MessageDescriptor) bool { + ms, ok := md.(interface{ IsMessageSet() bool }) + return ok && ms.IsMessageSet() +} diff --git a/vendor/google.golang.org/grpc/attributes/attributes.go b/vendor/google.golang.org/grpc/attributes/attributes.go new file mode 100644 index 0000000..02f5dc5 --- /dev/null +++ b/vendor/google.golang.org/grpc/attributes/attributes.go @@ -0,0 +1,101 @@ +/* + * + * Copyright 2019 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package attributes defines a generic key/value store used in various gRPC +// components. +// +// # Experimental +// +// Notice: This package is EXPERIMENTAL and may be changed or removed in a +// later release. +package attributes + +// Attributes is an immutable struct for storing and retrieving generic +// key/value pairs. Keys must be hashable, and users should define their own +// types for keys. Values should not be modified after they are added to an +// Attributes or if they were received from one. If values implement 'Equal(o +// interface{}) bool', it will be called by (*Attributes).Equal to determine +// whether two values with the same key should be considered equal. +type Attributes struct { + m map[interface{}]interface{} +} + +// New returns a new Attributes containing the key/value pair. +func New(key, value interface{}) *Attributes { + return &Attributes{m: map[interface{}]interface{}{key: value}} +} + +// WithValue returns a new Attributes containing the previous keys and values +// and the new key/value pair. If the same key appears multiple times, the +// last value overwrites all previous values for that key. To remove an +// existing key, use a nil value. value should not be modified later. +func (a *Attributes) WithValue(key, value interface{}) *Attributes { + if a == nil { + return New(key, value) + } + n := &Attributes{m: make(map[interface{}]interface{}, len(a.m)+1)} + for k, v := range a.m { + n.m[k] = v + } + n.m[key] = value + return n +} + +// Value returns the value associated with these attributes for key, or nil if +// no value is associated with key. The returned value should not be modified. +func (a *Attributes) Value(key interface{}) interface{} { + if a == nil { + return nil + } + return a.m[key] +} + +// Equal returns whether a and o are equivalent. If 'Equal(o interface{}) +// bool' is implemented for a value in the attributes, it is called to +// determine if the value matches the one stored in the other attributes. If +// Equal is not implemented, standard equality is used to determine if the two +// values are equal. Note that some types (e.g. maps) aren't comparable by +// default, so they must be wrapped in a struct, or in an alias type, with Equal +// defined. +func (a *Attributes) Equal(o *Attributes) bool { + if a == nil && o == nil { + return true + } + if a == nil || o == nil { + return false + } + if len(a.m) != len(o.m) { + return false + } + for k, v := range a.m { + ov, ok := o.m[k] + if !ok { + // o missing element of a + return false + } + if eq, ok := v.(interface{ Equal(o interface{}) bool }); ok { + if !eq.Equal(ov) { + return false + } + } else if v != ov { + // Fallback to a standard equality check if Value is unimplemented. + return false + } + } + return true +} diff --git a/vendor/google.golang.org/grpc/codes/code_string.go b/vendor/google.golang.org/grpc/codes/code_string.go index 0b206a5..934fac2 100644 --- a/vendor/google.golang.org/grpc/codes/code_string.go +++ b/vendor/google.golang.org/grpc/codes/code_string.go @@ -18,7 +18,15 @@ package codes -import "strconv" +import ( + "strconv" + + "google.golang.org/grpc/internal" +) + +func init() { + internal.CanonicalString = canonicalString +} func (c Code) String() string { switch c { @@ -60,3 +68,44 @@ func (c Code) String() string { return "Code(" + strconv.FormatInt(int64(c), 10) + ")" } } + +func canonicalString(c Code) string { + switch c { + case OK: + return "OK" + case Canceled: + return "CANCELLED" + case Unknown: + return "UNKNOWN" + case InvalidArgument: + return "INVALID_ARGUMENT" + case DeadlineExceeded: + return "DEADLINE_EXCEEDED" + case NotFound: + return "NOT_FOUND" + case AlreadyExists: + return "ALREADY_EXISTS" + case PermissionDenied: + return "PERMISSION_DENIED" + case ResourceExhausted: + return "RESOURCE_EXHAUSTED" + case FailedPrecondition: + return "FAILED_PRECONDITION" + case Aborted: + return "ABORTED" + case OutOfRange: + return "OUT_OF_RANGE" + case Unimplemented: + return "UNIMPLEMENTED" + case Internal: + return "INTERNAL" + case Unavailable: + return "UNAVAILABLE" + case DataLoss: + return "DATA_LOSS" + case Unauthenticated: + return "UNAUTHENTICATED" + default: + return "CODE(" + strconv.FormatInt(int64(c), 10) + ")" + } +} diff --git a/vendor/google.golang.org/grpc/connectivity/connectivity.go b/vendor/google.golang.org/grpc/connectivity/connectivity.go new file mode 100644 index 0000000..4a89926 --- /dev/null +++ b/vendor/google.golang.org/grpc/connectivity/connectivity.go @@ -0,0 +1,94 @@ +/* + * + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package connectivity defines connectivity semantics. +// For details, see https://github.com/grpc/grpc/blob/master/doc/connectivity-semantics-and-api.md. +package connectivity + +import ( + "google.golang.org/grpc/grpclog" +) + +var logger = grpclog.Component("core") + +// State indicates the state of connectivity. +// It can be the state of a ClientConn or SubConn. +type State int + +func (s State) String() string { + switch s { + case Idle: + return "IDLE" + case Connecting: + return "CONNECTING" + case Ready: + return "READY" + case TransientFailure: + return "TRANSIENT_FAILURE" + case Shutdown: + return "SHUTDOWN" + default: + logger.Errorf("unknown connectivity state: %d", s) + return "INVALID_STATE" + } +} + +const ( + // Idle indicates the ClientConn is idle. + Idle State = iota + // Connecting indicates the ClientConn is connecting. + Connecting + // Ready indicates the ClientConn is ready for work. + Ready + // TransientFailure indicates the ClientConn has seen a failure but expects to recover. + TransientFailure + // Shutdown indicates the ClientConn has started shutting down. + Shutdown +) + +// ServingMode indicates the current mode of operation of the server. +// +// Only xDS enabled gRPC servers currently report their serving mode. +type ServingMode int + +const ( + // ServingModeStarting indicates that the server is starting up. + ServingModeStarting ServingMode = iota + // ServingModeServing indicates that the server contains all required + // configuration and is serving RPCs. + ServingModeServing + // ServingModeNotServing indicates that the server is not accepting new + // connections. Existing connections will be closed gracefully, allowing + // in-progress RPCs to complete. A server enters this mode when it does not + // contain the required configuration to serve RPCs. + ServingModeNotServing +) + +func (s ServingMode) String() string { + switch s { + case ServingModeStarting: + return "STARTING" + case ServingModeServing: + return "SERVING" + case ServingModeNotServing: + return "NOT_SERVING" + default: + logger.Errorf("unknown serving mode: %d", s) + return "INVALID_MODE" + } +} diff --git a/vendor/google.golang.org/grpc/credentials/credentials.go b/vendor/google.golang.org/grpc/credentials/credentials.go new file mode 100644 index 0000000..5feac3a --- /dev/null +++ b/vendor/google.golang.org/grpc/credentials/credentials.go @@ -0,0 +1,291 @@ +/* + * + * Copyright 2014 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package credentials implements various credentials supported by gRPC library, +// which encapsulate all the state needed by a client to authenticate with a +// server and make various assertions, e.g., about the client's identity, role, +// or whether it is authorized to make a particular call. +package credentials // import "google.golang.org/grpc/credentials" + +import ( + "context" + "errors" + "fmt" + "net" + + "github.com/golang/protobuf/proto" + "google.golang.org/grpc/attributes" + icredentials "google.golang.org/grpc/internal/credentials" +) + +// PerRPCCredentials defines the common interface for the credentials which need to +// attach security information to every RPC (e.g., oauth2). +type PerRPCCredentials interface { + // GetRequestMetadata gets the current request metadata, refreshing tokens + // if required. This should be called by the transport layer on each + // request, and the data should be populated in headers or other + // context. If a status code is returned, it will be used as the status for + // the RPC (restricted to an allowable set of codes as defined by gRFC + // A54). uri is the URI of the entry point for the request. When supported + // by the underlying implementation, ctx can be used for timeout and + // cancellation. Additionally, RequestInfo data will be available via ctx + // to this call. TODO(zhaoq): Define the set of the qualified keys instead + // of leaving it as an arbitrary string. + GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) + // RequireTransportSecurity indicates whether the credentials requires + // transport security. + RequireTransportSecurity() bool +} + +// SecurityLevel defines the protection level on an established connection. +// +// This API is experimental. +type SecurityLevel int + +const ( + // InvalidSecurityLevel indicates an invalid security level. + // The zero SecurityLevel value is invalid for backward compatibility. + InvalidSecurityLevel SecurityLevel = iota + // NoSecurity indicates a connection is insecure. + NoSecurity + // IntegrityOnly indicates a connection only provides integrity protection. + IntegrityOnly + // PrivacyAndIntegrity indicates a connection provides both privacy and integrity protection. + PrivacyAndIntegrity +) + +// String returns SecurityLevel in a string format. +func (s SecurityLevel) String() string { + switch s { + case NoSecurity: + return "NoSecurity" + case IntegrityOnly: + return "IntegrityOnly" + case PrivacyAndIntegrity: + return "PrivacyAndIntegrity" + } + return fmt.Sprintf("invalid SecurityLevel: %v", int(s)) +} + +// CommonAuthInfo contains authenticated information common to AuthInfo implementations. +// It should be embedded in a struct implementing AuthInfo to provide additional information +// about the credentials. +// +// This API is experimental. +type CommonAuthInfo struct { + SecurityLevel SecurityLevel +} + +// GetCommonAuthInfo returns the pointer to CommonAuthInfo struct. +func (c CommonAuthInfo) GetCommonAuthInfo() CommonAuthInfo { + return c +} + +// ProtocolInfo provides information regarding the gRPC wire protocol version, +// security protocol, security protocol version in use, server name, etc. +type ProtocolInfo struct { + // ProtocolVersion is the gRPC wire protocol version. + ProtocolVersion string + // SecurityProtocol is the security protocol in use. + SecurityProtocol string + // SecurityVersion is the security protocol version. It is a static version string from the + // credentials, not a value that reflects per-connection protocol negotiation. To retrieve + // details about the credentials used for a connection, use the Peer's AuthInfo field instead. + // + // Deprecated: please use Peer.AuthInfo. + SecurityVersion string + // ServerName is the user-configured server name. + ServerName string +} + +// AuthInfo defines the common interface for the auth information the users are interested in. +// A struct that implements AuthInfo should embed CommonAuthInfo by including additional +// information about the credentials in it. +type AuthInfo interface { + AuthType() string +} + +// ErrConnDispatched indicates that rawConn has been dispatched out of gRPC +// and the caller should not close rawConn. +var ErrConnDispatched = errors.New("credentials: rawConn is dispatched out of gRPC") + +// TransportCredentials defines the common interface for all the live gRPC wire +// protocols and supported transport security protocols (e.g., TLS, SSL). +type TransportCredentials interface { + // ClientHandshake does the authentication handshake specified by the + // corresponding authentication protocol on rawConn for clients. It returns + // the authenticated connection and the corresponding auth information + // about the connection. The auth information should embed CommonAuthInfo + // to return additional information about the credentials. Implementations + // must use the provided context to implement timely cancellation. gRPC + // will try to reconnect if the error returned is a temporary error + // (io.EOF, context.DeadlineExceeded or err.Temporary() == true). If the + // returned error is a wrapper error, implementations should make sure that + // the error implements Temporary() to have the correct retry behaviors. + // Additionally, ClientHandshakeInfo data will be available via the context + // passed to this call. + // + // The second argument to this method is the `:authority` header value used + // while creating new streams on this connection after authentication + // succeeds. Implementations must use this as the server name during the + // authentication handshake. + // + // If the returned net.Conn is closed, it MUST close the net.Conn provided. + ClientHandshake(context.Context, string, net.Conn) (net.Conn, AuthInfo, error) + // ServerHandshake does the authentication handshake for servers. It returns + // the authenticated connection and the corresponding auth information about + // the connection. The auth information should embed CommonAuthInfo to return additional information + // about the credentials. + // + // If the returned net.Conn is closed, it MUST close the net.Conn provided. + ServerHandshake(net.Conn) (net.Conn, AuthInfo, error) + // Info provides the ProtocolInfo of this TransportCredentials. + Info() ProtocolInfo + // Clone makes a copy of this TransportCredentials. + Clone() TransportCredentials + // OverrideServerName specifies the value used for the following: + // - verifying the hostname on the returned certificates + // - as SNI in the client's handshake to support virtual hosting + // - as the value for `:authority` header at stream creation time + // + // Deprecated: use grpc.WithAuthority instead. Will be supported + // throughout 1.x. + OverrideServerName(string) error +} + +// Bundle is a combination of TransportCredentials and PerRPCCredentials. +// +// It also contains a mode switching method, so it can be used as a combination +// of different credential policies. +// +// Bundle cannot be used together with individual TransportCredentials. +// PerRPCCredentials from Bundle will be appended to other PerRPCCredentials. +// +// This API is experimental. +type Bundle interface { + // TransportCredentials returns the transport credentials from the Bundle. + // + // Implementations must return non-nil transport credentials. If transport + // security is not needed by the Bundle, implementations may choose to + // return insecure.NewCredentials(). + TransportCredentials() TransportCredentials + + // PerRPCCredentials returns the per-RPC credentials from the Bundle. + // + // May be nil if per-RPC credentials are not needed. + PerRPCCredentials() PerRPCCredentials + + // NewWithMode should make a copy of Bundle, and switch mode. Modifying the + // existing Bundle may cause races. + // + // NewWithMode returns nil if the requested mode is not supported. + NewWithMode(mode string) (Bundle, error) +} + +// RequestInfo contains request data attached to the context passed to GetRequestMetadata calls. +// +// This API is experimental. +type RequestInfo struct { + // The method passed to Invoke or NewStream for this RPC. (For proto methods, this has the format "/some.Service/Method") + Method string + // AuthInfo contains the information from a security handshake (TransportCredentials.ClientHandshake, TransportCredentials.ServerHandshake) + AuthInfo AuthInfo +} + +// RequestInfoFromContext extracts the RequestInfo from the context if it exists. +// +// This API is experimental. +func RequestInfoFromContext(ctx context.Context) (ri RequestInfo, ok bool) { + ri, ok = icredentials.RequestInfoFromContext(ctx).(RequestInfo) + return ri, ok +} + +// ClientHandshakeInfo holds data to be passed to ClientHandshake. This makes +// it possible to pass arbitrary data to the handshaker from gRPC, resolver, +// balancer etc. Individual credential implementations control the actual +// format of the data that they are willing to receive. +// +// This API is experimental. +type ClientHandshakeInfo struct { + // Attributes contains the attributes for the address. It could be provided + // by the gRPC, resolver, balancer etc. + Attributes *attributes.Attributes +} + +// ClientHandshakeInfoFromContext returns the ClientHandshakeInfo struct stored +// in ctx. +// +// This API is experimental. +func ClientHandshakeInfoFromContext(ctx context.Context) ClientHandshakeInfo { + chi, _ := icredentials.ClientHandshakeInfoFromContext(ctx).(ClientHandshakeInfo) + return chi +} + +// CheckSecurityLevel checks if a connection's security level is greater than or equal to the specified one. +// It returns success if 1) the condition is satisified or 2) AuthInfo struct does not implement GetCommonAuthInfo() method +// or 3) CommonAuthInfo.SecurityLevel has an invalid zero value. For 2) and 3), it is for the purpose of backward-compatibility. +// +// This API is experimental. +func CheckSecurityLevel(ai AuthInfo, level SecurityLevel) error { + type internalInfo interface { + GetCommonAuthInfo() CommonAuthInfo + } + if ai == nil { + return errors.New("AuthInfo is nil") + } + if ci, ok := ai.(internalInfo); ok { + // CommonAuthInfo.SecurityLevel has an invalid value. + if ci.GetCommonAuthInfo().SecurityLevel == InvalidSecurityLevel { + return nil + } + if ci.GetCommonAuthInfo().SecurityLevel < level { + return fmt.Errorf("requires SecurityLevel %v; connection has %v", level, ci.GetCommonAuthInfo().SecurityLevel) + } + } + // The condition is satisfied or AuthInfo struct does not implement GetCommonAuthInfo() method. + return nil +} + +// ChannelzSecurityInfo defines the interface that security protocols should implement +// in order to provide security info to channelz. +// +// This API is experimental. +type ChannelzSecurityInfo interface { + GetSecurityValue() ChannelzSecurityValue +} + +// ChannelzSecurityValue defines the interface that GetSecurityValue() return value +// should satisfy. This interface should only be satisfied by *TLSChannelzSecurityValue +// and *OtherChannelzSecurityValue. +// +// This API is experimental. +type ChannelzSecurityValue interface { + isChannelzSecurityValue() +} + +// OtherChannelzSecurityValue defines the struct that non-TLS protocol should return +// from GetSecurityValue(), which contains protocol specific security info. Note +// the Value field will be sent to users of channelz requesting channel info, and +// thus sensitive info should better be avoided. +// +// This API is experimental. +type OtherChannelzSecurityValue struct { + ChannelzSecurityValue + Name string + Value proto.Message +} diff --git a/vendor/google.golang.org/grpc/credentials/tls.go b/vendor/google.golang.org/grpc/credentials/tls.go new file mode 100644 index 0000000..877b7cd --- /dev/null +++ b/vendor/google.golang.org/grpc/credentials/tls.go @@ -0,0 +1,236 @@ +/* + * + * Copyright 2014 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package credentials + +import ( + "context" + "crypto/tls" + "crypto/x509" + "fmt" + "net" + "net/url" + "os" + + credinternal "google.golang.org/grpc/internal/credentials" +) + +// TLSInfo contains the auth information for a TLS authenticated connection. +// It implements the AuthInfo interface. +type TLSInfo struct { + State tls.ConnectionState + CommonAuthInfo + // This API is experimental. + SPIFFEID *url.URL +} + +// AuthType returns the type of TLSInfo as a string. +func (t TLSInfo) AuthType() string { + return "tls" +} + +// GetSecurityValue returns security info requested by channelz. +func (t TLSInfo) GetSecurityValue() ChannelzSecurityValue { + v := &TLSChannelzSecurityValue{ + StandardName: cipherSuiteLookup[t.State.CipherSuite], + } + // Currently there's no way to get LocalCertificate info from tls package. + if len(t.State.PeerCertificates) > 0 { + v.RemoteCertificate = t.State.PeerCertificates[0].Raw + } + return v +} + +// tlsCreds is the credentials required for authenticating a connection using TLS. +type tlsCreds struct { + // TLS configuration + config *tls.Config +} + +func (c tlsCreds) Info() ProtocolInfo { + return ProtocolInfo{ + SecurityProtocol: "tls", + SecurityVersion: "1.2", + ServerName: c.config.ServerName, + } +} + +func (c *tlsCreds) ClientHandshake(ctx context.Context, authority string, rawConn net.Conn) (_ net.Conn, _ AuthInfo, err error) { + // use local cfg to avoid clobbering ServerName if using multiple endpoints + cfg := credinternal.CloneTLSConfig(c.config) + if cfg.ServerName == "" { + serverName, _, err := net.SplitHostPort(authority) + if err != nil { + // If the authority had no host port or if the authority cannot be parsed, use it as-is. + serverName = authority + } + cfg.ServerName = serverName + } + conn := tls.Client(rawConn, cfg) + errChannel := make(chan error, 1) + go func() { + errChannel <- conn.Handshake() + close(errChannel) + }() + select { + case err := <-errChannel: + if err != nil { + conn.Close() + return nil, nil, err + } + case <-ctx.Done(): + conn.Close() + return nil, nil, ctx.Err() + } + tlsInfo := TLSInfo{ + State: conn.ConnectionState(), + CommonAuthInfo: CommonAuthInfo{ + SecurityLevel: PrivacyAndIntegrity, + }, + } + id := credinternal.SPIFFEIDFromState(conn.ConnectionState()) + if id != nil { + tlsInfo.SPIFFEID = id + } + return credinternal.WrapSyscallConn(rawConn, conn), tlsInfo, nil +} + +func (c *tlsCreds) ServerHandshake(rawConn net.Conn) (net.Conn, AuthInfo, error) { + conn := tls.Server(rawConn, c.config) + if err := conn.Handshake(); err != nil { + conn.Close() + return nil, nil, err + } + tlsInfo := TLSInfo{ + State: conn.ConnectionState(), + CommonAuthInfo: CommonAuthInfo{ + SecurityLevel: PrivacyAndIntegrity, + }, + } + id := credinternal.SPIFFEIDFromState(conn.ConnectionState()) + if id != nil { + tlsInfo.SPIFFEID = id + } + return credinternal.WrapSyscallConn(rawConn, conn), tlsInfo, nil +} + +func (c *tlsCreds) Clone() TransportCredentials { + return NewTLS(c.config) +} + +func (c *tlsCreds) OverrideServerName(serverNameOverride string) error { + c.config.ServerName = serverNameOverride + return nil +} + +// NewTLS uses c to construct a TransportCredentials based on TLS. +func NewTLS(c *tls.Config) TransportCredentials { + tc := &tlsCreds{credinternal.CloneTLSConfig(c)} + tc.config.NextProtos = credinternal.AppendH2ToNextProtos(tc.config.NextProtos) + return tc +} + +// NewClientTLSFromCert constructs TLS credentials from the provided root +// certificate authority certificate(s) to validate server connections. If +// certificates to establish the identity of the client need to be included in +// the credentials (eg: for mTLS), use NewTLS instead, where a complete +// tls.Config can be specified. +// serverNameOverride is for testing only. If set to a non empty string, +// it will override the virtual host name of authority (e.g. :authority header +// field) in requests. +func NewClientTLSFromCert(cp *x509.CertPool, serverNameOverride string) TransportCredentials { + return NewTLS(&tls.Config{ServerName: serverNameOverride, RootCAs: cp}) +} + +// NewClientTLSFromFile constructs TLS credentials from the provided root +// certificate authority certificate file(s) to validate server connections. If +// certificates to establish the identity of the client need to be included in +// the credentials (eg: for mTLS), use NewTLS instead, where a complete +// tls.Config can be specified. +// serverNameOverride is for testing only. If set to a non empty string, +// it will override the virtual host name of authority (e.g. :authority header +// field) in requests. +func NewClientTLSFromFile(certFile, serverNameOverride string) (TransportCredentials, error) { + b, err := os.ReadFile(certFile) + if err != nil { + return nil, err + } + cp := x509.NewCertPool() + if !cp.AppendCertsFromPEM(b) { + return nil, fmt.Errorf("credentials: failed to append certificates") + } + return NewTLS(&tls.Config{ServerName: serverNameOverride, RootCAs: cp}), nil +} + +// NewServerTLSFromCert constructs TLS credentials from the input certificate for server. +func NewServerTLSFromCert(cert *tls.Certificate) TransportCredentials { + return NewTLS(&tls.Config{Certificates: []tls.Certificate{*cert}}) +} + +// NewServerTLSFromFile constructs TLS credentials from the input certificate file and key +// file for server. +func NewServerTLSFromFile(certFile, keyFile string) (TransportCredentials, error) { + cert, err := tls.LoadX509KeyPair(certFile, keyFile) + if err != nil { + return nil, err + } + return NewTLS(&tls.Config{Certificates: []tls.Certificate{cert}}), nil +} + +// TLSChannelzSecurityValue defines the struct that TLS protocol should return +// from GetSecurityValue(), containing security info like cipher and certificate used. +// +// # Experimental +// +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. +type TLSChannelzSecurityValue struct { + ChannelzSecurityValue + StandardName string + LocalCertificate []byte + RemoteCertificate []byte +} + +var cipherSuiteLookup = map[uint16]string{ + tls.TLS_RSA_WITH_RC4_128_SHA: "TLS_RSA_WITH_RC4_128_SHA", + tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA: "TLS_RSA_WITH_3DES_EDE_CBC_SHA", + tls.TLS_RSA_WITH_AES_128_CBC_SHA: "TLS_RSA_WITH_AES_128_CBC_SHA", + tls.TLS_RSA_WITH_AES_256_CBC_SHA: "TLS_RSA_WITH_AES_256_CBC_SHA", + tls.TLS_RSA_WITH_AES_128_GCM_SHA256: "TLS_RSA_WITH_AES_128_GCM_SHA256", + tls.TLS_RSA_WITH_AES_256_GCM_SHA384: "TLS_RSA_WITH_AES_256_GCM_SHA384", + tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA: "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA", + tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA: "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA", + tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA: "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA", + tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA: "TLS_ECDHE_RSA_WITH_RC4_128_SHA", + tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA: "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA", + tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA: "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA", + tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA: "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA", + tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256: "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", + tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256: "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256", + tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384: "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", + tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384: "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", + tls.TLS_FALLBACK_SCSV: "TLS_FALLBACK_SCSV", + tls.TLS_RSA_WITH_AES_128_CBC_SHA256: "TLS_RSA_WITH_AES_128_CBC_SHA256", + tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256: "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256", + tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256: "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256", + tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305: "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305", + tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305: "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305", + tls.TLS_AES_128_GCM_SHA256: "TLS_AES_128_GCM_SHA256", + tls.TLS_AES_256_GCM_SHA384: "TLS_AES_256_GCM_SHA384", + tls.TLS_CHACHA20_POLY1305_SHA256: "TLS_CHACHA20_POLY1305_SHA256", +} diff --git a/vendor/google.golang.org/grpc/grpclog/component.go b/vendor/google.golang.org/grpc/grpclog/component.go new file mode 100644 index 0000000..8358dd6 --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/component.go @@ -0,0 +1,117 @@ +/* + * + * Copyright 2020 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package grpclog + +import ( + "fmt" + + "google.golang.org/grpc/internal/grpclog" +) + +// componentData records the settings for a component. +type componentData struct { + name string +} + +var cache = map[string]*componentData{} + +func (c *componentData) InfoDepth(depth int, args ...interface{}) { + args = append([]interface{}{"[" + string(c.name) + "]"}, args...) + grpclog.InfoDepth(depth+1, args...) +} + +func (c *componentData) WarningDepth(depth int, args ...interface{}) { + args = append([]interface{}{"[" + string(c.name) + "]"}, args...) + grpclog.WarningDepth(depth+1, args...) +} + +func (c *componentData) ErrorDepth(depth int, args ...interface{}) { + args = append([]interface{}{"[" + string(c.name) + "]"}, args...) + grpclog.ErrorDepth(depth+1, args...) +} + +func (c *componentData) FatalDepth(depth int, args ...interface{}) { + args = append([]interface{}{"[" + string(c.name) + "]"}, args...) + grpclog.FatalDepth(depth+1, args...) +} + +func (c *componentData) Info(args ...interface{}) { + c.InfoDepth(1, args...) +} + +func (c *componentData) Warning(args ...interface{}) { + c.WarningDepth(1, args...) +} + +func (c *componentData) Error(args ...interface{}) { + c.ErrorDepth(1, args...) +} + +func (c *componentData) Fatal(args ...interface{}) { + c.FatalDepth(1, args...) +} + +func (c *componentData) Infof(format string, args ...interface{}) { + c.InfoDepth(1, fmt.Sprintf(format, args...)) +} + +func (c *componentData) Warningf(format string, args ...interface{}) { + c.WarningDepth(1, fmt.Sprintf(format, args...)) +} + +func (c *componentData) Errorf(format string, args ...interface{}) { + c.ErrorDepth(1, fmt.Sprintf(format, args...)) +} + +func (c *componentData) Fatalf(format string, args ...interface{}) { + c.FatalDepth(1, fmt.Sprintf(format, args...)) +} + +func (c *componentData) Infoln(args ...interface{}) { + c.InfoDepth(1, args...) +} + +func (c *componentData) Warningln(args ...interface{}) { + c.WarningDepth(1, args...) +} + +func (c *componentData) Errorln(args ...interface{}) { + c.ErrorDepth(1, args...) +} + +func (c *componentData) Fatalln(args ...interface{}) { + c.FatalDepth(1, args...) +} + +func (c *componentData) V(l int) bool { + return V(l) +} + +// Component creates a new component and returns it for logging. If a component +// with the name already exists, nothing will be created and it will be +// returned. SetLoggerV2 will panic if it is called with a logger created by +// Component. +func Component(componentName string) DepthLoggerV2 { + if cData, ok := cache[componentName]; ok { + return cData + } + c := &componentData{componentName} + cache[componentName] = c + return c +} diff --git a/vendor/google.golang.org/grpc/grpclog/grpclog.go b/vendor/google.golang.org/grpc/grpclog/grpclog.go new file mode 100644 index 0000000..c8bb2be --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/grpclog.go @@ -0,0 +1,132 @@ +/* + * + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package grpclog defines logging for grpc. +// +// All logs in transport and grpclb packages only go to verbose level 2. +// All logs in other packages in grpc are logged in spite of the verbosity level. +// +// In the default logger, +// severity level can be set by environment variable GRPC_GO_LOG_SEVERITY_LEVEL, +// verbosity level can be set by GRPC_GO_LOG_VERBOSITY_LEVEL. +package grpclog // import "google.golang.org/grpc/grpclog" + +import ( + "os" + + "google.golang.org/grpc/internal/grpclog" +) + +func init() { + SetLoggerV2(newLoggerV2()) +} + +// V reports whether verbosity level l is at least the requested verbose level. +func V(l int) bool { + return grpclog.Logger.V(l) +} + +// Info logs to the INFO log. +func Info(args ...interface{}) { + grpclog.Logger.Info(args...) +} + +// Infof logs to the INFO log. Arguments are handled in the manner of fmt.Printf. +func Infof(format string, args ...interface{}) { + grpclog.Logger.Infof(format, args...) +} + +// Infoln logs to the INFO log. Arguments are handled in the manner of fmt.Println. +func Infoln(args ...interface{}) { + grpclog.Logger.Infoln(args...) +} + +// Warning logs to the WARNING log. +func Warning(args ...interface{}) { + grpclog.Logger.Warning(args...) +} + +// Warningf logs to the WARNING log. Arguments are handled in the manner of fmt.Printf. +func Warningf(format string, args ...interface{}) { + grpclog.Logger.Warningf(format, args...) +} + +// Warningln logs to the WARNING log. Arguments are handled in the manner of fmt.Println. +func Warningln(args ...interface{}) { + grpclog.Logger.Warningln(args...) +} + +// Error logs to the ERROR log. +func Error(args ...interface{}) { + grpclog.Logger.Error(args...) +} + +// Errorf logs to the ERROR log. Arguments are handled in the manner of fmt.Printf. +func Errorf(format string, args ...interface{}) { + grpclog.Logger.Errorf(format, args...) +} + +// Errorln logs to the ERROR log. Arguments are handled in the manner of fmt.Println. +func Errorln(args ...interface{}) { + grpclog.Logger.Errorln(args...) +} + +// Fatal logs to the FATAL log. Arguments are handled in the manner of fmt.Print. +// It calls os.Exit() with exit code 1. +func Fatal(args ...interface{}) { + grpclog.Logger.Fatal(args...) + // Make sure fatal logs will exit. + os.Exit(1) +} + +// Fatalf logs to the FATAL log. Arguments are handled in the manner of fmt.Printf. +// It calls os.Exit() with exit code 1. +func Fatalf(format string, args ...interface{}) { + grpclog.Logger.Fatalf(format, args...) + // Make sure fatal logs will exit. + os.Exit(1) +} + +// Fatalln logs to the FATAL log. Arguments are handled in the manner of fmt.Println. +// It calle os.Exit()) with exit code 1. +func Fatalln(args ...interface{}) { + grpclog.Logger.Fatalln(args...) + // Make sure fatal logs will exit. + os.Exit(1) +} + +// Print prints to the logger. Arguments are handled in the manner of fmt.Print. +// +// Deprecated: use Info. +func Print(args ...interface{}) { + grpclog.Logger.Info(args...) +} + +// Printf prints to the logger. Arguments are handled in the manner of fmt.Printf. +// +// Deprecated: use Infof. +func Printf(format string, args ...interface{}) { + grpclog.Logger.Infof(format, args...) +} + +// Println prints to the logger. Arguments are handled in the manner of fmt.Println. +// +// Deprecated: use Infoln. +func Println(args ...interface{}) { + grpclog.Logger.Infoln(args...) +} diff --git a/vendor/google.golang.org/grpc/grpclog/logger.go b/vendor/google.golang.org/grpc/grpclog/logger.go new file mode 100644 index 0000000..ef06a48 --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/logger.go @@ -0,0 +1,87 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package grpclog + +import "google.golang.org/grpc/internal/grpclog" + +// Logger mimics golang's standard Logger as an interface. +// +// Deprecated: use LoggerV2. +type Logger interface { + Fatal(args ...interface{}) + Fatalf(format string, args ...interface{}) + Fatalln(args ...interface{}) + Print(args ...interface{}) + Printf(format string, args ...interface{}) + Println(args ...interface{}) +} + +// SetLogger sets the logger that is used in grpc. Call only from +// init() functions. +// +// Deprecated: use SetLoggerV2. +func SetLogger(l Logger) { + grpclog.Logger = &loggerWrapper{Logger: l} +} + +// loggerWrapper wraps Logger into a LoggerV2. +type loggerWrapper struct { + Logger +} + +func (g *loggerWrapper) Info(args ...interface{}) { + g.Logger.Print(args...) +} + +func (g *loggerWrapper) Infoln(args ...interface{}) { + g.Logger.Println(args...) +} + +func (g *loggerWrapper) Infof(format string, args ...interface{}) { + g.Logger.Printf(format, args...) +} + +func (g *loggerWrapper) Warning(args ...interface{}) { + g.Logger.Print(args...) +} + +func (g *loggerWrapper) Warningln(args ...interface{}) { + g.Logger.Println(args...) +} + +func (g *loggerWrapper) Warningf(format string, args ...interface{}) { + g.Logger.Printf(format, args...) +} + +func (g *loggerWrapper) Error(args ...interface{}) { + g.Logger.Print(args...) +} + +func (g *loggerWrapper) Errorln(args ...interface{}) { + g.Logger.Println(args...) +} + +func (g *loggerWrapper) Errorf(format string, args ...interface{}) { + g.Logger.Printf(format, args...) +} + +func (g *loggerWrapper) V(l int) bool { + // Returns true for all verbose level. + return true +} diff --git a/vendor/google.golang.org/grpc/grpclog/loggerv2.go b/vendor/google.golang.org/grpc/grpclog/loggerv2.go new file mode 100644 index 0000000..5de66e4 --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/loggerv2.go @@ -0,0 +1,258 @@ +/* + * + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package grpclog + +import ( + "encoding/json" + "fmt" + "io" + "log" + "os" + "strconv" + "strings" + + "google.golang.org/grpc/internal/grpclog" +) + +// LoggerV2 does underlying logging work for grpclog. +type LoggerV2 interface { + // Info logs to INFO log. Arguments are handled in the manner of fmt.Print. + Info(args ...interface{}) + // Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println. + Infoln(args ...interface{}) + // Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf. + Infof(format string, args ...interface{}) + // Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print. + Warning(args ...interface{}) + // Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println. + Warningln(args ...interface{}) + // Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf. + Warningf(format string, args ...interface{}) + // Error logs to ERROR log. Arguments are handled in the manner of fmt.Print. + Error(args ...interface{}) + // Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println. + Errorln(args ...interface{}) + // Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. + Errorf(format string, args ...interface{}) + // Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatal(args ...interface{}) + // Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatalln(args ...interface{}) + // Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatalf(format string, args ...interface{}) + // V reports whether verbosity level l is at least the requested verbose level. + V(l int) bool +} + +// SetLoggerV2 sets logger that is used in grpc to a V2 logger. +// Not mutex-protected, should be called before any gRPC functions. +func SetLoggerV2(l LoggerV2) { + if _, ok := l.(*componentData); ok { + panic("cannot use component logger as grpclog logger") + } + grpclog.Logger = l + grpclog.DepthLogger, _ = l.(grpclog.DepthLoggerV2) +} + +const ( + // infoLog indicates Info severity. + infoLog int = iota + // warningLog indicates Warning severity. + warningLog + // errorLog indicates Error severity. + errorLog + // fatalLog indicates Fatal severity. + fatalLog +) + +// severityName contains the string representation of each severity. +var severityName = []string{ + infoLog: "INFO", + warningLog: "WARNING", + errorLog: "ERROR", + fatalLog: "FATAL", +} + +// loggerT is the default logger used by grpclog. +type loggerT struct { + m []*log.Logger + v int + jsonFormat bool +} + +// NewLoggerV2 creates a loggerV2 with the provided writers. +// Fatal logs will be written to errorW, warningW, infoW, followed by exit(1). +// Error logs will be written to errorW, warningW and infoW. +// Warning logs will be written to warningW and infoW. +// Info logs will be written to infoW. +func NewLoggerV2(infoW, warningW, errorW io.Writer) LoggerV2 { + return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{}) +} + +// NewLoggerV2WithVerbosity creates a loggerV2 with the provided writers and +// verbosity level. +func NewLoggerV2WithVerbosity(infoW, warningW, errorW io.Writer, v int) LoggerV2 { + return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{verbose: v}) +} + +type loggerV2Config struct { + verbose int + jsonFormat bool +} + +func newLoggerV2WithConfig(infoW, warningW, errorW io.Writer, c loggerV2Config) LoggerV2 { + var m []*log.Logger + flag := log.LstdFlags + if c.jsonFormat { + flag = 0 + } + m = append(m, log.New(infoW, "", flag)) + m = append(m, log.New(io.MultiWriter(infoW, warningW), "", flag)) + ew := io.MultiWriter(infoW, warningW, errorW) // ew will be used for error and fatal. + m = append(m, log.New(ew, "", flag)) + m = append(m, log.New(ew, "", flag)) + return &loggerT{m: m, v: c.verbose, jsonFormat: c.jsonFormat} +} + +// newLoggerV2 creates a loggerV2 to be used as default logger. +// All logs are written to stderr. +func newLoggerV2() LoggerV2 { + errorW := io.Discard + warningW := io.Discard + infoW := io.Discard + + logLevel := os.Getenv("GRPC_GO_LOG_SEVERITY_LEVEL") + switch logLevel { + case "", "ERROR", "error": // If env is unset, set level to ERROR. + errorW = os.Stderr + case "WARNING", "warning": + warningW = os.Stderr + case "INFO", "info": + infoW = os.Stderr + } + + var v int + vLevel := os.Getenv("GRPC_GO_LOG_VERBOSITY_LEVEL") + if vl, err := strconv.Atoi(vLevel); err == nil { + v = vl + } + + jsonFormat := strings.EqualFold(os.Getenv("GRPC_GO_LOG_FORMATTER"), "json") + + return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{ + verbose: v, + jsonFormat: jsonFormat, + }) +} + +func (g *loggerT) output(severity int, s string) { + sevStr := severityName[severity] + if !g.jsonFormat { + g.m[severity].Output(2, fmt.Sprintf("%v: %v", sevStr, s)) + return + } + // TODO: we can also include the logging component, but that needs more + // (API) changes. + b, _ := json.Marshal(map[string]string{ + "severity": sevStr, + "message": s, + }) + g.m[severity].Output(2, string(b)) +} + +func (g *loggerT) Info(args ...interface{}) { + g.output(infoLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Infoln(args ...interface{}) { + g.output(infoLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Infof(format string, args ...interface{}) { + g.output(infoLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Warning(args ...interface{}) { + g.output(warningLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Warningln(args ...interface{}) { + g.output(warningLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Warningf(format string, args ...interface{}) { + g.output(warningLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Error(args ...interface{}) { + g.output(errorLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Errorln(args ...interface{}) { + g.output(errorLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Errorf(format string, args ...interface{}) { + g.output(errorLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Fatal(args ...interface{}) { + g.output(fatalLog, fmt.Sprint(args...)) + os.Exit(1) +} + +func (g *loggerT) Fatalln(args ...interface{}) { + g.output(fatalLog, fmt.Sprintln(args...)) + os.Exit(1) +} + +func (g *loggerT) Fatalf(format string, args ...interface{}) { + g.output(fatalLog, fmt.Sprintf(format, args...)) + os.Exit(1) +} + +func (g *loggerT) V(l int) bool { + return l <= g.v +} + +// DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements +// DepthLoggerV2, the below functions will be called with the appropriate stack +// depth set for trivial functions the logger may ignore. +// +// # Experimental +// +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. +type DepthLoggerV2 interface { + LoggerV2 + // InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Println. + InfoDepth(depth int, args ...interface{}) + // WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Println. + WarningDepth(depth int, args ...interface{}) + // ErrorDepth logs to ERROR log at the specified depth. Arguments are handled in the manner of fmt.Println. + ErrorDepth(depth int, args ...interface{}) + // FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Println. + FatalDepth(depth int, args ...interface{}) +} diff --git a/vendor/google.golang.org/grpc/internal/credentials/credentials.go b/vendor/google.golang.org/grpc/internal/credentials/credentials.go new file mode 100644 index 0000000..32c9b59 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/credentials/credentials.go @@ -0,0 +1,49 @@ +/* + * Copyright 2021 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package credentials + +import ( + "context" +) + +// requestInfoKey is a struct to be used as the key to store RequestInfo in a +// context. +type requestInfoKey struct{} + +// NewRequestInfoContext creates a context with ri. +func NewRequestInfoContext(ctx context.Context, ri interface{}) context.Context { + return context.WithValue(ctx, requestInfoKey{}, ri) +} + +// RequestInfoFromContext extracts the RequestInfo from ctx. +func RequestInfoFromContext(ctx context.Context) interface{} { + return ctx.Value(requestInfoKey{}) +} + +// clientHandshakeInfoKey is a struct used as the key to store +// ClientHandshakeInfo in a context. +type clientHandshakeInfoKey struct{} + +// ClientHandshakeInfoFromContext extracts the ClientHandshakeInfo from ctx. +func ClientHandshakeInfoFromContext(ctx context.Context) interface{} { + return ctx.Value(clientHandshakeInfoKey{}) +} + +// NewClientHandshakeInfoContext creates a context with chi. +func NewClientHandshakeInfoContext(ctx context.Context, chi interface{}) context.Context { + return context.WithValue(ctx, clientHandshakeInfoKey{}, chi) +} diff --git a/vendor/google.golang.org/grpc/internal/credentials/spiffe.go b/vendor/google.golang.org/grpc/internal/credentials/spiffe.go new file mode 100644 index 0000000..25ade62 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/credentials/spiffe.go @@ -0,0 +1,75 @@ +/* + * + * Copyright 2020 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package credentials defines APIs for parsing SPIFFE ID. +// +// All APIs in this package are experimental. +package credentials + +import ( + "crypto/tls" + "crypto/x509" + "net/url" + + "google.golang.org/grpc/grpclog" +) + +var logger = grpclog.Component("credentials") + +// SPIFFEIDFromState parses the SPIFFE ID from State. If the SPIFFE ID format +// is invalid, return nil with warning. +func SPIFFEIDFromState(state tls.ConnectionState) *url.URL { + if len(state.PeerCertificates) == 0 || len(state.PeerCertificates[0].URIs) == 0 { + return nil + } + return SPIFFEIDFromCert(state.PeerCertificates[0]) +} + +// SPIFFEIDFromCert parses the SPIFFE ID from x509.Certificate. If the SPIFFE +// ID format is invalid, return nil with warning. +func SPIFFEIDFromCert(cert *x509.Certificate) *url.URL { + if cert == nil || cert.URIs == nil { + return nil + } + var spiffeID *url.URL + for _, uri := range cert.URIs { + if uri == nil || uri.Scheme != "spiffe" || uri.Opaque != "" || (uri.User != nil && uri.User.Username() != "") { + continue + } + // From this point, we assume the uri is intended for a SPIFFE ID. + if len(uri.String()) > 2048 { + logger.Warning("invalid SPIFFE ID: total ID length larger than 2048 bytes") + return nil + } + if len(uri.Host) == 0 || len(uri.Path) == 0 { + logger.Warning("invalid SPIFFE ID: domain or workload ID is empty") + return nil + } + if len(uri.Host) > 255 { + logger.Warning("invalid SPIFFE ID: domain length larger than 255 characters") + return nil + } + // A valid SPIFFE certificate can only have exactly one URI SAN field. + if len(cert.URIs) > 1 { + logger.Warning("invalid SPIFFE ID: multiple URI SANs") + return nil + } + spiffeID = uri + } + return spiffeID +} diff --git a/vendor/google.golang.org/grpc/internal/credentials/syscallconn.go b/vendor/google.golang.org/grpc/internal/credentials/syscallconn.go new file mode 100644 index 0000000..2919632 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/credentials/syscallconn.go @@ -0,0 +1,58 @@ +/* + * + * Copyright 2018 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package credentials + +import ( + "net" + "syscall" +) + +type sysConn = syscall.Conn + +// syscallConn keeps reference of rawConn to support syscall.Conn for channelz. +// SyscallConn() (the method in interface syscall.Conn) is explicitly +// implemented on this type, +// +// Interface syscall.Conn is implemented by most net.Conn implementations (e.g. +// TCPConn, UnixConn), but is not part of net.Conn interface. So wrapper conns +// that embed net.Conn don't implement syscall.Conn. (Side note: tls.Conn +// doesn't embed net.Conn, so even if syscall.Conn is part of net.Conn, it won't +// help here). +type syscallConn struct { + net.Conn + // sysConn is a type alias of syscall.Conn. It's necessary because the name + // `Conn` collides with `net.Conn`. + sysConn +} + +// WrapSyscallConn tries to wrap rawConn and newConn into a net.Conn that +// implements syscall.Conn. rawConn will be used to support syscall, and newConn +// will be used for read/write. +// +// This function returns newConn if rawConn doesn't implement syscall.Conn. +func WrapSyscallConn(rawConn, newConn net.Conn) net.Conn { + sysConn, ok := rawConn.(syscall.Conn) + if !ok { + return newConn + } + return &syscallConn{ + Conn: newConn, + sysConn: sysConn, + } +} diff --git a/vendor/google.golang.org/grpc/internal/credentials/util.go b/vendor/google.golang.org/grpc/internal/credentials/util.go new file mode 100644 index 0000000..f792fd2 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/credentials/util.go @@ -0,0 +1,52 @@ +/* + * + * Copyright 2020 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package credentials + +import ( + "crypto/tls" +) + +const alpnProtoStrH2 = "h2" + +// AppendH2ToNextProtos appends h2 to next protos. +func AppendH2ToNextProtos(ps []string) []string { + for _, p := range ps { + if p == alpnProtoStrH2 { + return ps + } + } + ret := make([]string, 0, len(ps)+1) + ret = append(ret, ps...) + return append(ret, alpnProtoStrH2) +} + +// CloneTLSConfig returns a shallow clone of the exported +// fields of cfg, ignoring the unexported sync.Once, which +// contains a mutex and must not be copied. +// +// If cfg is nil, a new zero tls.Config is returned. +// +// TODO: inline this function if possible. +func CloneTLSConfig(cfg *tls.Config) *tls.Config { + if cfg == nil { + return &tls.Config{} + } + + return cfg.Clone() +} diff --git a/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go b/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go new file mode 100644 index 0000000..b68e26a --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go @@ -0,0 +1,126 @@ +/* + * + * Copyright 2020 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package grpclog (internal) defines depth logging for grpc. +package grpclog + +import ( + "os" +) + +// Logger is the logger used for the non-depth log functions. +var Logger LoggerV2 + +// DepthLogger is the logger used for the depth log functions. +var DepthLogger DepthLoggerV2 + +// InfoDepth logs to the INFO log at the specified depth. +func InfoDepth(depth int, args ...interface{}) { + if DepthLogger != nil { + DepthLogger.InfoDepth(depth, args...) + } else { + Logger.Infoln(args...) + } +} + +// WarningDepth logs to the WARNING log at the specified depth. +func WarningDepth(depth int, args ...interface{}) { + if DepthLogger != nil { + DepthLogger.WarningDepth(depth, args...) + } else { + Logger.Warningln(args...) + } +} + +// ErrorDepth logs to the ERROR log at the specified depth. +func ErrorDepth(depth int, args ...interface{}) { + if DepthLogger != nil { + DepthLogger.ErrorDepth(depth, args...) + } else { + Logger.Errorln(args...) + } +} + +// FatalDepth logs to the FATAL log at the specified depth. +func FatalDepth(depth int, args ...interface{}) { + if DepthLogger != nil { + DepthLogger.FatalDepth(depth, args...) + } else { + Logger.Fatalln(args...) + } + os.Exit(1) +} + +// LoggerV2 does underlying logging work for grpclog. +// This is a copy of the LoggerV2 defined in the external grpclog package. It +// is defined here to avoid a circular dependency. +type LoggerV2 interface { + // Info logs to INFO log. Arguments are handled in the manner of fmt.Print. + Info(args ...interface{}) + // Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println. + Infoln(args ...interface{}) + // Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf. + Infof(format string, args ...interface{}) + // Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print. + Warning(args ...interface{}) + // Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println. + Warningln(args ...interface{}) + // Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf. + Warningf(format string, args ...interface{}) + // Error logs to ERROR log. Arguments are handled in the manner of fmt.Print. + Error(args ...interface{}) + // Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println. + Errorln(args ...interface{}) + // Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. + Errorf(format string, args ...interface{}) + // Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatal(args ...interface{}) + // Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatalln(args ...interface{}) + // Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. + // gRPC ensures that all Fatal logs will exit with os.Exit(1). + // Implementations may also call os.Exit() with a non-zero exit code. + Fatalf(format string, args ...interface{}) + // V reports whether verbosity level l is at least the requested verbose level. + V(l int) bool +} + +// DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements +// DepthLoggerV2, the below functions will be called with the appropriate stack +// depth set for trivial functions the logger may ignore. +// This is a copy of the DepthLoggerV2 defined in the external grpclog package. +// It is defined here to avoid a circular dependency. +// +// # Experimental +// +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. +type DepthLoggerV2 interface { + // InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Println. + InfoDepth(depth int, args ...interface{}) + // WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Println. + WarningDepth(depth int, args ...interface{}) + // ErrorDepth logs to ERROR log at the specified depth. Arguments are handled in the manner of fmt.Println. + ErrorDepth(depth int, args ...interface{}) + // FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Println. + FatalDepth(depth int, args ...interface{}) +} diff --git a/vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go b/vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go new file mode 100644 index 0000000..02224b4 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go @@ -0,0 +1,93 @@ +/* + * + * Copyright 2020 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package grpclog + +import ( + "fmt" +) + +// PrefixLogger does logging with a prefix. +// +// Logging method on a nil logs without any prefix. +type PrefixLogger struct { + logger DepthLoggerV2 + prefix string +} + +// Infof does info logging. +func (pl *PrefixLogger) Infof(format string, args ...interface{}) { + if pl != nil { + // Handle nil, so the tests can pass in a nil logger. + format = pl.prefix + format + pl.logger.InfoDepth(1, fmt.Sprintf(format, args...)) + return + } + InfoDepth(1, fmt.Sprintf(format, args...)) +} + +// Warningf does warning logging. +func (pl *PrefixLogger) Warningf(format string, args ...interface{}) { + if pl != nil { + format = pl.prefix + format + pl.logger.WarningDepth(1, fmt.Sprintf(format, args...)) + return + } + WarningDepth(1, fmt.Sprintf(format, args...)) +} + +// Errorf does error logging. +func (pl *PrefixLogger) Errorf(format string, args ...interface{}) { + if pl != nil { + format = pl.prefix + format + pl.logger.ErrorDepth(1, fmt.Sprintf(format, args...)) + return + } + ErrorDepth(1, fmt.Sprintf(format, args...)) +} + +// Debugf does info logging at verbose level 2. +func (pl *PrefixLogger) Debugf(format string, args ...interface{}) { + // TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe + // rewrite PrefixLogger a little to ensure that we don't use the global + // `Logger` here, and instead use the `logger` field. + if !Logger.V(2) { + return + } + if pl != nil { + // Handle nil, so the tests can pass in a nil logger. + format = pl.prefix + format + pl.logger.InfoDepth(1, fmt.Sprintf(format, args...)) + return + } + InfoDepth(1, fmt.Sprintf(format, args...)) + +} + +// V reports whether verbosity level l is at least the requested verbose level. +func (pl *PrefixLogger) V(l int) bool { + // TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe + // rewrite PrefixLogger a little to ensure that we don't use the global + // `Logger` here, and instead use the `logger` field. + return Logger.V(l) +} + +// NewPrefixLogger creates a prefix logger with the given prefix. +func NewPrefixLogger(logger DepthLoggerV2, prefix string) *PrefixLogger { + return &PrefixLogger{logger: logger, prefix: prefix} +} diff --git a/vendor/google.golang.org/grpc/internal/internal.go b/vendor/google.golang.org/grpc/internal/internal.go new file mode 100644 index 0000000..836b6a3 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/internal.go @@ -0,0 +1,170 @@ +/* + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package internal contains gRPC-internal code, to avoid polluting +// the godoc of the top-level grpc package. It must not import any grpc +// symbols to avoid circular dependencies. +package internal + +import ( + "context" + "time" + + "google.golang.org/grpc/connectivity" + "google.golang.org/grpc/serviceconfig" +) + +var ( + // WithHealthCheckFunc is set by dialoptions.go + WithHealthCheckFunc interface{} // func (HealthChecker) DialOption + // HealthCheckFunc is used to provide client-side LB channel health checking + HealthCheckFunc HealthChecker + // BalancerUnregister is exported by package balancer to unregister a balancer. + BalancerUnregister func(name string) + // KeepaliveMinPingTime is the minimum ping interval. This must be 10s by + // default, but tests may wish to set it lower for convenience. + KeepaliveMinPingTime = 10 * time.Second + // ParseServiceConfig parses a JSON representation of the service config. + ParseServiceConfig interface{} // func(string) *serviceconfig.ParseResult + // EqualServiceConfigForTesting is for testing service config generation and + // parsing. Both a and b should be returned by ParseServiceConfig. + // This function compares the config without rawJSON stripped, in case the + // there's difference in white space. + EqualServiceConfigForTesting func(a, b serviceconfig.Config) bool + // GetCertificateProviderBuilder returns the registered builder for the + // given name. This is set by package certprovider for use from xDS + // bootstrap code while parsing certificate provider configs in the + // bootstrap file. + GetCertificateProviderBuilder interface{} // func(string) certprovider.Builder + // GetXDSHandshakeInfoForTesting returns a pointer to the xds.HandshakeInfo + // stored in the passed in attributes. This is set by + // credentials/xds/xds.go. + GetXDSHandshakeInfoForTesting interface{} // func (*attributes.Attributes) *xds.HandshakeInfo + // GetServerCredentials returns the transport credentials configured on a + // gRPC server. An xDS-enabled server needs to know what type of credentials + // is configured on the underlying gRPC server. This is set by server.go. + GetServerCredentials interface{} // func (*grpc.Server) credentials.TransportCredentials + // CanonicalString returns the canonical string of the code defined here: + // https://github.com/grpc/grpc/blob/master/doc/statuscodes.md. + CanonicalString interface{} // func (codes.Code) string + // DrainServerTransports initiates a graceful close of existing connections + // on a gRPC server accepted on the provided listener address. An + // xDS-enabled server invokes this method on a grpc.Server when a particular + // listener moves to "not-serving" mode. + DrainServerTransports interface{} // func(*grpc.Server, string) + // AddGlobalServerOptions adds an array of ServerOption that will be + // effective globally for newly created servers. The priority will be: 1. + // user-provided; 2. this method; 3. default values. + AddGlobalServerOptions interface{} // func(opt ...ServerOption) + // ClearGlobalServerOptions clears the array of extra ServerOption. This + // method is useful in testing and benchmarking. + ClearGlobalServerOptions func() + // AddGlobalDialOptions adds an array of DialOption that will be effective + // globally for newly created client channels. The priority will be: 1. + // user-provided; 2. this method; 3. default values. + AddGlobalDialOptions interface{} // func(opt ...DialOption) + // DisableGlobalDialOptions returns a DialOption that prevents the + // ClientConn from applying the global DialOptions (set via + // AddGlobalDialOptions). + DisableGlobalDialOptions interface{} // func() grpc.DialOption + // ClearGlobalDialOptions clears the array of extra DialOption. This + // method is useful in testing and benchmarking. + ClearGlobalDialOptions func() + // JoinDialOptions combines the dial options passed as arguments into a + // single dial option. + JoinDialOptions interface{} // func(...grpc.DialOption) grpc.DialOption + // JoinServerOptions combines the server options passed as arguments into a + // single server option. + JoinServerOptions interface{} // func(...grpc.ServerOption) grpc.ServerOption + + // WithBinaryLogger returns a DialOption that specifies the binary logger + // for a ClientConn. + WithBinaryLogger interface{} // func(binarylog.Logger) grpc.DialOption + // BinaryLogger returns a ServerOption that can set the binary logger for a + // server. + BinaryLogger interface{} // func(binarylog.Logger) grpc.ServerOption + + // NewXDSResolverWithConfigForTesting creates a new xds resolver builder using + // the provided xds bootstrap config instead of the global configuration from + // the supported environment variables. The resolver.Builder is meant to be + // used in conjunction with the grpc.WithResolvers DialOption. + // + // Testing Only + // + // This function should ONLY be used for testing and may not work with some + // other features, including the CSDS service. + NewXDSResolverWithConfigForTesting interface{} // func([]byte) (resolver.Builder, error) + + // RegisterRLSClusterSpecifierPluginForTesting registers the RLS Cluster + // Specifier Plugin for testing purposes, regardless of the XDSRLS environment + // variable. + // + // TODO: Remove this function once the RLS env var is removed. + RegisterRLSClusterSpecifierPluginForTesting func() + + // UnregisterRLSClusterSpecifierPluginForTesting unregisters the RLS Cluster + // Specifier Plugin for testing purposes. This is needed because there is no way + // to unregister the RLS Cluster Specifier Plugin after registering it solely + // for testing purposes using RegisterRLSClusterSpecifierPluginForTesting(). + // + // TODO: Remove this function once the RLS env var is removed. + UnregisterRLSClusterSpecifierPluginForTesting func() + + // RegisterRBACHTTPFilterForTesting registers the RBAC HTTP Filter for testing + // purposes, regardless of the RBAC environment variable. + // + // TODO: Remove this function once the RBAC env var is removed. + RegisterRBACHTTPFilterForTesting func() + + // UnregisterRBACHTTPFilterForTesting unregisters the RBAC HTTP Filter for + // testing purposes. This is needed because there is no way to unregister the + // HTTP Filter after registering it solely for testing purposes using + // RegisterRBACHTTPFilterForTesting(). + // + // TODO: Remove this function once the RBAC env var is removed. + UnregisterRBACHTTPFilterForTesting func() + + // ORCAAllowAnyMinReportingInterval is for examples/orca use ONLY. + ORCAAllowAnyMinReportingInterval interface{} // func(so *orca.ServiceOptions) +) + +// HealthChecker defines the signature of the client-side LB channel health checking function. +// +// The implementation is expected to create a health checking RPC stream by +// calling newStream(), watch for the health status of serviceName, and report +// it's health back by calling setConnectivityState(). +// +// The health checking protocol is defined at: +// https://github.com/grpc/grpc/blob/master/doc/health-checking.md +type HealthChecker func(ctx context.Context, newStream func(string) (interface{}, error), setConnectivityState func(connectivity.State, error), serviceName string) error + +const ( + // CredsBundleModeFallback switches GoogleDefaultCreds to fallback mode. + CredsBundleModeFallback = "fallback" + // CredsBundleModeBalancer switches GoogleDefaultCreds to grpclb balancer + // mode. + CredsBundleModeBalancer = "balancer" + // CredsBundleModeBackendFromBalancer switches GoogleDefaultCreds to mode + // that supports backend returned by grpclb balancer. + CredsBundleModeBackendFromBalancer = "backend-from-balancer" +) + +// RLSLoadBalancingPolicyName is the name of the RLS LB policy. +// +// It currently has an experimental suffix which would be removed once +// end-to-end testing of the policy is completed. +const RLSLoadBalancingPolicyName = "rls_experimental" diff --git a/vendor/google.golang.org/grpc/internal/pretty/pretty.go b/vendor/google.golang.org/grpc/internal/pretty/pretty.go new file mode 100644 index 0000000..0177af4 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/pretty/pretty.go @@ -0,0 +1,82 @@ +/* + * + * Copyright 2021 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package pretty defines helper functions to pretty-print structs for logging. +package pretty + +import ( + "bytes" + "encoding/json" + "fmt" + + "github.com/golang/protobuf/jsonpb" + protov1 "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/encoding/protojson" + protov2 "google.golang.org/protobuf/proto" +) + +const jsonIndent = " " + +// ToJSON marshals the input into a json string. +// +// If marshal fails, it falls back to fmt.Sprintf("%+v"). +func ToJSON(e interface{}) string { + switch ee := e.(type) { + case protov1.Message: + mm := jsonpb.Marshaler{Indent: jsonIndent} + ret, err := mm.MarshalToString(ee) + if err != nil { + // This may fail for proto.Anys, e.g. for xDS v2, LDS, the v2 + // messages are not imported, and this will fail because the message + // is not found. + return fmt.Sprintf("%+v", ee) + } + return ret + case protov2.Message: + mm := protojson.MarshalOptions{ + Multiline: true, + Indent: jsonIndent, + } + ret, err := mm.Marshal(ee) + if err != nil { + // This may fail for proto.Anys, e.g. for xDS v2, LDS, the v2 + // messages are not imported, and this will fail because the message + // is not found. + return fmt.Sprintf("%+v", ee) + } + return string(ret) + default: + ret, err := json.MarshalIndent(ee, "", jsonIndent) + if err != nil { + return fmt.Sprintf("%+v", ee) + } + return string(ret) + } +} + +// FormatJSON formats the input json bytes with indentation. +// +// If Indent fails, it returns the unchanged input as string. +func FormatJSON(b []byte) string { + var out bytes.Buffer + err := json.Indent(&out, b, "", jsonIndent) + if err != nil { + return string(b) + } + return out.String() +} diff --git a/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go b/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go new file mode 100644 index 0000000..e8b4927 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go @@ -0,0 +1,40 @@ +/* + * Copyright 2021 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package internal + +import ( + "google.golang.org/grpc/attributes" + "google.golang.org/grpc/resolver" +) + +// handshakeClusterNameKey is the type used as the key to store cluster name in +// the Attributes field of resolver.Address. +type handshakeClusterNameKey struct{} + +// SetXDSHandshakeClusterName returns a copy of addr in which the Attributes field +// is updated with the cluster name. +func SetXDSHandshakeClusterName(addr resolver.Address, clusterName string) resolver.Address { + addr.Attributes = addr.Attributes.WithValue(handshakeClusterNameKey{}, clusterName) + return addr +} + +// GetXDSHandshakeClusterName returns cluster name stored in attr. +func GetXDSHandshakeClusterName(attr *attributes.Attributes) (string, bool) { + v := attr.Value(handshakeClusterNameKey{}) + name, ok := v.(string) + return name, ok +} diff --git a/vendor/google.golang.org/grpc/resolver/map.go b/vendor/google.golang.org/grpc/resolver/map.go new file mode 100644 index 0000000..efcb7f3 --- /dev/null +++ b/vendor/google.golang.org/grpc/resolver/map.go @@ -0,0 +1,138 @@ +/* + * + * Copyright 2021 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package resolver + +type addressMapEntry struct { + addr Address + value interface{} +} + +// AddressMap is a map of addresses to arbitrary values taking into account +// Attributes. BalancerAttributes are ignored, as are Metadata and Type. +// Multiple accesses may not be performed concurrently. Must be created via +// NewAddressMap; do not construct directly. +type AddressMap struct { + // The underlying map is keyed by an Address with fields that we don't care + // about being set to their zero values. The only fields that we care about + // are `Addr`, `ServerName` and `Attributes`. Since we need to be able to + // distinguish between addresses with same `Addr` and `ServerName`, but + // different `Attributes`, we cannot store the `Attributes` in the map key. + // + // The comparison operation for structs work as follows: + // Struct values are comparable if all their fields are comparable. Two + // struct values are equal if their corresponding non-blank fields are equal. + // + // The value type of the map contains a slice of addresses which match the key + // in their `Addr` and `ServerName` fields and contain the corresponding value + // associated with them. + m map[Address]addressMapEntryList +} + +func toMapKey(addr *Address) Address { + return Address{Addr: addr.Addr, ServerName: addr.ServerName} +} + +type addressMapEntryList []*addressMapEntry + +// NewAddressMap creates a new AddressMap. +func NewAddressMap() *AddressMap { + return &AddressMap{m: make(map[Address]addressMapEntryList)} +} + +// find returns the index of addr in the addressMapEntry slice, or -1 if not +// present. +func (l addressMapEntryList) find(addr Address) int { + for i, entry := range l { + // Attributes are the only thing to match on here, since `Addr` and + // `ServerName` are already equal. + if entry.addr.Attributes.Equal(addr.Attributes) { + return i + } + } + return -1 +} + +// Get returns the value for the address in the map, if present. +func (a *AddressMap) Get(addr Address) (value interface{}, ok bool) { + addrKey := toMapKey(&addr) + entryList := a.m[addrKey] + if entry := entryList.find(addr); entry != -1 { + return entryList[entry].value, true + } + return nil, false +} + +// Set updates or adds the value to the address in the map. +func (a *AddressMap) Set(addr Address, value interface{}) { + addrKey := toMapKey(&addr) + entryList := a.m[addrKey] + if entry := entryList.find(addr); entry != -1 { + entryList[entry].value = value + return + } + a.m[addrKey] = append(entryList, &addressMapEntry{addr: addr, value: value}) +} + +// Delete removes addr from the map. +func (a *AddressMap) Delete(addr Address) { + addrKey := toMapKey(&addr) + entryList := a.m[addrKey] + entry := entryList.find(addr) + if entry == -1 { + return + } + if len(entryList) == 1 { + entryList = nil + } else { + copy(entryList[entry:], entryList[entry+1:]) + entryList = entryList[:len(entryList)-1] + } + a.m[addrKey] = entryList +} + +// Len returns the number of entries in the map. +func (a *AddressMap) Len() int { + ret := 0 + for _, entryList := range a.m { + ret += len(entryList) + } + return ret +} + +// Keys returns a slice of all current map keys. +func (a *AddressMap) Keys() []Address { + ret := make([]Address, 0, a.Len()) + for _, entryList := range a.m { + for _, entry := range entryList { + ret = append(ret, entry.addr) + } + } + return ret +} + +// Values returns a slice of all current map values. +func (a *AddressMap) Values() []interface{} { + ret := make([]interface{}, 0, a.Len()) + for _, entryList := range a.m { + for _, entry := range entryList { + ret = append(ret, entry.value) + } + } + return ret +} diff --git a/vendor/google.golang.org/grpc/resolver/resolver.go b/vendor/google.golang.org/grpc/resolver/resolver.go new file mode 100644 index 0000000..6215e5e --- /dev/null +++ b/vendor/google.golang.org/grpc/resolver/resolver.go @@ -0,0 +1,320 @@ +/* + * + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package resolver defines APIs for name resolution in gRPC. +// All APIs in this package are experimental. +package resolver + +import ( + "context" + "net" + "net/url" + "strings" + + "google.golang.org/grpc/attributes" + "google.golang.org/grpc/credentials" + "google.golang.org/grpc/internal/pretty" + "google.golang.org/grpc/serviceconfig" +) + +var ( + // m is a map from scheme to resolver builder. + m = make(map[string]Builder) + // defaultScheme is the default scheme to use. + defaultScheme = "passthrough" +) + +// TODO(bar) install dns resolver in init(){}. + +// Register registers the resolver builder to the resolver map. b.Scheme will +// be used as the scheme registered with this builder. The registry is case +// sensitive, and schemes should not contain any uppercase characters. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple Resolvers are +// registered with the same name, the one registered last will take effect. +func Register(b Builder) { + m[b.Scheme()] = b +} + +// Get returns the resolver builder registered with the given scheme. +// +// If no builder is register with the scheme, nil will be returned. +func Get(scheme string) Builder { + if b, ok := m[scheme]; ok { + return b + } + return nil +} + +// SetDefaultScheme sets the default scheme that will be used. The default +// default scheme is "passthrough". +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. The scheme set last overrides +// previously set values. +func SetDefaultScheme(scheme string) { + defaultScheme = scheme +} + +// GetDefaultScheme gets the default scheme that will be used. +func GetDefaultScheme() string { + return defaultScheme +} + +// AddressType indicates the address type returned by name resolution. +// +// Deprecated: use Attributes in Address instead. +type AddressType uint8 + +const ( + // Backend indicates the address is for a backend server. + // + // Deprecated: use Attributes in Address instead. + Backend AddressType = iota + // GRPCLB indicates the address is for a grpclb load balancer. + // + // Deprecated: to select the GRPCLB load balancing policy, use a service + // config with a corresponding loadBalancingConfig. To supply balancer + // addresses to the GRPCLB load balancing policy, set State.Attributes + // using balancer/grpclb/state.Set. + GRPCLB +) + +// Address represents a server the client connects to. +// +// # Experimental +// +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. +type Address struct { + // Addr is the server address on which a connection will be established. + Addr string + + // ServerName is the name of this address. + // If non-empty, the ServerName is used as the transport certification authority for + // the address, instead of the hostname from the Dial target string. In most cases, + // this should not be set. + // + // If Type is GRPCLB, ServerName should be the name of the remote load + // balancer, not the name of the backend. + // + // WARNING: ServerName must only be populated with trusted values. It + // is insecure to populate it with data from untrusted inputs since untrusted + // values could be used to bypass the authority checks performed by TLS. + ServerName string + + // Attributes contains arbitrary data about this address intended for + // consumption by the SubConn. + Attributes *attributes.Attributes + + // BalancerAttributes contains arbitrary data about this address intended + // for consumption by the LB policy. These attribes do not affect SubConn + // creation, connection establishment, handshaking, etc. + BalancerAttributes *attributes.Attributes + + // Type is the type of this address. + // + // Deprecated: use Attributes instead. + Type AddressType + + // Metadata is the information associated with Addr, which may be used + // to make load balancing decision. + // + // Deprecated: use Attributes instead. + Metadata interface{} +} + +// Equal returns whether a and o are identical. Metadata is compared directly, +// not with any recursive introspection. +func (a Address) Equal(o Address) bool { + return a.Addr == o.Addr && a.ServerName == o.ServerName && + a.Attributes.Equal(o.Attributes) && + a.BalancerAttributes.Equal(o.BalancerAttributes) && + a.Type == o.Type && a.Metadata == o.Metadata +} + +// String returns JSON formatted string representation of the address. +func (a Address) String() string { + return pretty.ToJSON(a) +} + +// BuildOptions includes additional information for the builder to create +// the resolver. +type BuildOptions struct { + // DisableServiceConfig indicates whether a resolver implementation should + // fetch service config data. + DisableServiceConfig bool + // DialCreds is the transport credentials used by the ClientConn for + // communicating with the target gRPC service (set via + // WithTransportCredentials). In cases where a name resolution service + // requires the same credentials, the resolver may use this field. In most + // cases though, it is not appropriate, and this field may be ignored. + DialCreds credentials.TransportCredentials + // CredsBundle is the credentials bundle used by the ClientConn for + // communicating with the target gRPC service (set via + // WithCredentialsBundle). In cases where a name resolution service + // requires the same credentials, the resolver may use this field. In most + // cases though, it is not appropriate, and this field may be ignored. + CredsBundle credentials.Bundle + // Dialer is the custom dialer used by the ClientConn for dialling the + // target gRPC service (set via WithDialer). In cases where a name + // resolution service requires the same dialer, the resolver may use this + // field. In most cases though, it is not appropriate, and this field may + // be ignored. + Dialer func(context.Context, string) (net.Conn, error) +} + +// State contains the current Resolver state relevant to the ClientConn. +type State struct { + // Addresses is the latest set of resolved addresses for the target. + Addresses []Address + + // ServiceConfig contains the result from parsing the latest service + // config. If it is nil, it indicates no service config is present or the + // resolver does not provide service configs. + ServiceConfig *serviceconfig.ParseResult + + // Attributes contains arbitrary data about the resolver intended for + // consumption by the load balancing policy. + Attributes *attributes.Attributes +} + +// ClientConn contains the callbacks for resolver to notify any updates +// to the gRPC ClientConn. +// +// This interface is to be implemented by gRPC. Users should not need a +// brand new implementation of this interface. For the situations like +// testing, the new implementation should embed this interface. This allows +// gRPC to add new methods to this interface. +type ClientConn interface { + // UpdateState updates the state of the ClientConn appropriately. + // + // If an error is returned, the resolver should try to resolve the + // target again. The resolver should use a backoff timer to prevent + // overloading the server with requests. If a resolver is certain that + // reresolving will not change the result, e.g. because it is + // a watch-based resolver, returned errors can be ignored. + // + // If the resolved State is the same as the last reported one, calling + // UpdateState can be omitted. + UpdateState(State) error + // ReportError notifies the ClientConn that the Resolver encountered an + // error. The ClientConn will notify the load balancer and begin calling + // ResolveNow on the Resolver with exponential backoff. + ReportError(error) + // NewAddress is called by resolver to notify ClientConn a new list + // of resolved addresses. + // The address list should be the complete list of resolved addresses. + // + // Deprecated: Use UpdateState instead. + NewAddress(addresses []Address) + // NewServiceConfig is called by resolver to notify ClientConn a new + // service config. The service config should be provided as a json string. + // + // Deprecated: Use UpdateState instead. + NewServiceConfig(serviceConfig string) + // ParseServiceConfig parses the provided service config and returns an + // object that provides the parsed config. + ParseServiceConfig(serviceConfigJSON string) *serviceconfig.ParseResult +} + +// Target represents a target for gRPC, as specified in: +// https://github.com/grpc/grpc/blob/master/doc/naming.md. +// It is parsed from the target string that gets passed into Dial or DialContext +// by the user. And gRPC passes it to the resolver and the balancer. +// +// If the target follows the naming spec, and the parsed scheme is registered +// with gRPC, we will parse the target string according to the spec. If the +// target does not contain a scheme or if the parsed scheme is not registered +// (i.e. no corresponding resolver available to resolve the endpoint), we will +// apply the default scheme, and will attempt to reparse it. +// +// Examples: +// +// - "dns://some_authority/foo.bar" +// Target{Scheme: "dns", Authority: "some_authority", Endpoint: "foo.bar"} +// - "foo.bar" +// Target{Scheme: resolver.GetDefaultScheme(), Endpoint: "foo.bar"} +// - "unknown_scheme://authority/endpoint" +// Target{Scheme: resolver.GetDefaultScheme(), Endpoint: "unknown_scheme://authority/endpoint"} +type Target struct { + // Deprecated: use URL.Scheme instead. + Scheme string + // Deprecated: use URL.Host instead. + Authority string + // URL contains the parsed dial target with an optional default scheme added + // to it if the original dial target contained no scheme or contained an + // unregistered scheme. Any query params specified in the original dial + // target can be accessed from here. + URL url.URL +} + +// Endpoint retrieves endpoint without leading "/" from either `URL.Path` +// or `URL.Opaque`. The latter is used when the former is empty. +func (t Target) Endpoint() string { + endpoint := t.URL.Path + if endpoint == "" { + endpoint = t.URL.Opaque + } + // For targets of the form "[scheme]://[authority]/endpoint, the endpoint + // value returned from url.Parse() contains a leading "/". Although this is + // in accordance with RFC 3986, we do not want to break existing resolver + // implementations which expect the endpoint without the leading "/". So, we + // end up stripping the leading "/" here. But this will result in an + // incorrect parsing for something like "unix:///path/to/socket". Since we + // own the "unix" resolver, we can workaround in the unix resolver by using + // the `URL` field. + return strings.TrimPrefix(endpoint, "/") +} + +// Builder creates a resolver that will be used to watch name resolution updates. +type Builder interface { + // Build creates a new resolver for the given target. + // + // gRPC dial calls Build synchronously, and fails if the returned error is + // not nil. + Build(target Target, cc ClientConn, opts BuildOptions) (Resolver, error) + // Scheme returns the scheme supported by this resolver. Scheme is defined + // at https://github.com/grpc/grpc/blob/master/doc/naming.md. The returned + // string should not contain uppercase characters, as they will not match + // the parsed target's scheme as defined in RFC 3986. + Scheme() string +} + +// ResolveNowOptions includes additional information for ResolveNow. +type ResolveNowOptions struct{} + +// Resolver watches for the updates on the specified target. +// Updates include address updates and service config updates. +type Resolver interface { + // ResolveNow will be called by gRPC to try to resolve the target name + // again. It's just a hint, resolver can ignore this if it's not necessary. + // + // It could be called multiple times concurrently. + ResolveNow(ResolveNowOptions) + // Close closes the resolver. + Close() +} + +// UnregisterForTesting removes the resolver builder with the given scheme from the +// resolver map. +// This function is for testing only. +func UnregisterForTesting(scheme string) { + delete(m, scheme) +} diff --git a/vendor/google.golang.org/grpc/serviceconfig/serviceconfig.go b/vendor/google.golang.org/grpc/serviceconfig/serviceconfig.go new file mode 100644 index 0000000..35e7a20 --- /dev/null +++ b/vendor/google.golang.org/grpc/serviceconfig/serviceconfig.go @@ -0,0 +1,44 @@ +/* + * + * Copyright 2019 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package serviceconfig defines types and methods for operating on gRPC +// service configs. +// +// # Experimental +// +// Notice: This package is EXPERIMENTAL and may be changed or removed in a +// later release. +package serviceconfig + +// Config represents an opaque data structure holding a service config. +type Config interface { + isServiceConfig() +} + +// LoadBalancingConfig represents an opaque data structure holding a load +// balancing config. +type LoadBalancingConfig interface { + isLoadBalancingConfig() +} + +// ParseResult contains a service config or an error. Exactly one must be +// non-nil. +type ParseResult struct { + Config Config + Err error +} diff --git a/vendor/google.golang.org/protobuf/encoding/protojson/decode.go b/vendor/google.golang.org/protobuf/encoding/protojson/decode.go new file mode 100644 index 0000000..5f28148 --- /dev/null +++ b/vendor/google.golang.org/protobuf/encoding/protojson/decode.go @@ -0,0 +1,665 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package protojson + +import ( + "encoding/base64" + "fmt" + "math" + "strconv" + "strings" + + "google.golang.org/protobuf/internal/encoding/json" + "google.golang.org/protobuf/internal/encoding/messageset" + "google.golang.org/protobuf/internal/errors" + "google.golang.org/protobuf/internal/flags" + "google.golang.org/protobuf/internal/genid" + "google.golang.org/protobuf/internal/pragma" + "google.golang.org/protobuf/internal/set" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +// Unmarshal reads the given []byte into the given proto.Message. +// The provided message must be mutable (e.g., a non-nil pointer to a message). +func Unmarshal(b []byte, m proto.Message) error { + return UnmarshalOptions{}.Unmarshal(b, m) +} + +// UnmarshalOptions is a configurable JSON format parser. +type UnmarshalOptions struct { + pragma.NoUnkeyedLiterals + + // If AllowPartial is set, input for messages that will result in missing + // required fields will not return an error. + AllowPartial bool + + // If DiscardUnknown is set, unknown fields are ignored. + DiscardUnknown bool + + // Resolver is used for looking up types when unmarshaling + // google.protobuf.Any messages or extension fields. + // If nil, this defaults to using protoregistry.GlobalTypes. + Resolver interface { + protoregistry.MessageTypeResolver + protoregistry.ExtensionTypeResolver + } +} + +// Unmarshal reads the given []byte and populates the given proto.Message +// using options in the UnmarshalOptions object. +// It will clear the message first before setting the fields. +// If it returns an error, the given message may be partially set. +// The provided message must be mutable (e.g., a non-nil pointer to a message). +func (o UnmarshalOptions) Unmarshal(b []byte, m proto.Message) error { + return o.unmarshal(b, m) +} + +// unmarshal is a centralized function that all unmarshal operations go through. +// For profiling purposes, avoid changing the name of this function or +// introducing other code paths for unmarshal that do not go through this. +func (o UnmarshalOptions) unmarshal(b []byte, m proto.Message) error { + proto.Reset(m) + + if o.Resolver == nil { + o.Resolver = protoregistry.GlobalTypes + } + + dec := decoder{json.NewDecoder(b), o} + if err := dec.unmarshalMessage(m.ProtoReflect(), false); err != nil { + return err + } + + // Check for EOF. + tok, err := dec.Read() + if err != nil { + return err + } + if tok.Kind() != json.EOF { + return dec.unexpectedTokenError(tok) + } + + if o.AllowPartial { + return nil + } + return proto.CheckInitialized(m) +} + +type decoder struct { + *json.Decoder + opts UnmarshalOptions +} + +// newError returns an error object with position info. +func (d decoder) newError(pos int, f string, x ...interface{}) error { + line, column := d.Position(pos) + head := fmt.Sprintf("(line %d:%d): ", line, column) + return errors.New(head+f, x...) +} + +// unexpectedTokenError returns a syntax error for the given unexpected token. +func (d decoder) unexpectedTokenError(tok json.Token) error { + return d.syntaxError(tok.Pos(), "unexpected token %s", tok.RawString()) +} + +// syntaxError returns a syntax error for given position. +func (d decoder) syntaxError(pos int, f string, x ...interface{}) error { + line, column := d.Position(pos) + head := fmt.Sprintf("syntax error (line %d:%d): ", line, column) + return errors.New(head+f, x...) +} + +// unmarshalMessage unmarshals a message into the given protoreflect.Message. +func (d decoder) unmarshalMessage(m protoreflect.Message, skipTypeURL bool) error { + if unmarshal := wellKnownTypeUnmarshaler(m.Descriptor().FullName()); unmarshal != nil { + return unmarshal(d, m) + } + + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.ObjectOpen { + return d.unexpectedTokenError(tok) + } + + messageDesc := m.Descriptor() + if !flags.ProtoLegacy && messageset.IsMessageSet(messageDesc) { + return errors.New("no support for proto1 MessageSets") + } + + var seenNums set.Ints + var seenOneofs set.Ints + fieldDescs := messageDesc.Fields() + for { + // Read field name. + tok, err := d.Read() + if err != nil { + return err + } + switch tok.Kind() { + default: + return d.unexpectedTokenError(tok) + case json.ObjectClose: + return nil + case json.Name: + // Continue below. + } + + name := tok.Name() + // Unmarshaling a non-custom embedded message in Any will contain the + // JSON field "@type" which should be skipped because it is not a field + // of the embedded message, but simply an artifact of the Any format. + if skipTypeURL && name == "@type" { + d.Read() + continue + } + + // Get the FieldDescriptor. + var fd protoreflect.FieldDescriptor + if strings.HasPrefix(name, "[") && strings.HasSuffix(name, "]") { + // Only extension names are in [name] format. + extName := protoreflect.FullName(name[1 : len(name)-1]) + extType, err := d.opts.Resolver.FindExtensionByName(extName) + if err != nil && err != protoregistry.NotFound { + return d.newError(tok.Pos(), "unable to resolve %s: %v", tok.RawString(), err) + } + if extType != nil { + fd = extType.TypeDescriptor() + if !messageDesc.ExtensionRanges().Has(fd.Number()) || fd.ContainingMessage().FullName() != messageDesc.FullName() { + return d.newError(tok.Pos(), "message %v cannot be extended by %v", messageDesc.FullName(), fd.FullName()) + } + } + } else { + // The name can either be the JSON name or the proto field name. + fd = fieldDescs.ByJSONName(name) + if fd == nil { + fd = fieldDescs.ByTextName(name) + } + } + if flags.ProtoLegacy { + if fd != nil && fd.IsWeak() && fd.Message().IsPlaceholder() { + fd = nil // reset since the weak reference is not linked in + } + } + + if fd == nil { + // Field is unknown. + if d.opts.DiscardUnknown { + if err := d.skipJSONValue(); err != nil { + return err + } + continue + } + return d.newError(tok.Pos(), "unknown field %v", tok.RawString()) + } + + // Do not allow duplicate fields. + num := uint64(fd.Number()) + if seenNums.Has(num) { + return d.newError(tok.Pos(), "duplicate field %v", tok.RawString()) + } + seenNums.Set(num) + + // No need to set values for JSON null unless the field type is + // google.protobuf.Value or google.protobuf.NullValue. + if tok, _ := d.Peek(); tok.Kind() == json.Null && !isKnownValue(fd) && !isNullValue(fd) { + d.Read() + continue + } + + switch { + case fd.IsList(): + list := m.Mutable(fd).List() + if err := d.unmarshalList(list, fd); err != nil { + return err + } + case fd.IsMap(): + mmap := m.Mutable(fd).Map() + if err := d.unmarshalMap(mmap, fd); err != nil { + return err + } + default: + // If field is a oneof, check if it has already been set. + if od := fd.ContainingOneof(); od != nil { + idx := uint64(od.Index()) + if seenOneofs.Has(idx) { + return d.newError(tok.Pos(), "error parsing %s, oneof %v is already set", tok.RawString(), od.FullName()) + } + seenOneofs.Set(idx) + } + + // Required or optional fields. + if err := d.unmarshalSingular(m, fd); err != nil { + return err + } + } + } +} + +func isKnownValue(fd protoreflect.FieldDescriptor) bool { + md := fd.Message() + return md != nil && md.FullName() == genid.Value_message_fullname +} + +func isNullValue(fd protoreflect.FieldDescriptor) bool { + ed := fd.Enum() + return ed != nil && ed.FullName() == genid.NullValue_enum_fullname +} + +// unmarshalSingular unmarshals to the non-repeated field specified +// by the given FieldDescriptor. +func (d decoder) unmarshalSingular(m protoreflect.Message, fd protoreflect.FieldDescriptor) error { + var val protoreflect.Value + var err error + switch fd.Kind() { + case protoreflect.MessageKind, protoreflect.GroupKind: + val = m.NewField(fd) + err = d.unmarshalMessage(val.Message(), false) + default: + val, err = d.unmarshalScalar(fd) + } + + if err != nil { + return err + } + m.Set(fd, val) + return nil +} + +// unmarshalScalar unmarshals to a scalar/enum protoreflect.Value specified by +// the given FieldDescriptor. +func (d decoder) unmarshalScalar(fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + const b32 int = 32 + const b64 int = 64 + + tok, err := d.Read() + if err != nil { + return protoreflect.Value{}, err + } + + kind := fd.Kind() + switch kind { + case protoreflect.BoolKind: + if tok.Kind() == json.Bool { + return protoreflect.ValueOfBool(tok.Bool()), nil + } + + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + if v, ok := unmarshalInt(tok, b32); ok { + return v, nil + } + + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + if v, ok := unmarshalInt(tok, b64); ok { + return v, nil + } + + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + if v, ok := unmarshalUint(tok, b32); ok { + return v, nil + } + + case protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + if v, ok := unmarshalUint(tok, b64); ok { + return v, nil + } + + case protoreflect.FloatKind: + if v, ok := unmarshalFloat(tok, b32); ok { + return v, nil + } + + case protoreflect.DoubleKind: + if v, ok := unmarshalFloat(tok, b64); ok { + return v, nil + } + + case protoreflect.StringKind: + if tok.Kind() == json.String { + return protoreflect.ValueOfString(tok.ParsedString()), nil + } + + case protoreflect.BytesKind: + if v, ok := unmarshalBytes(tok); ok { + return v, nil + } + + case protoreflect.EnumKind: + if v, ok := unmarshalEnum(tok, fd); ok { + return v, nil + } + + default: + panic(fmt.Sprintf("unmarshalScalar: invalid scalar kind %v", kind)) + } + + return protoreflect.Value{}, d.newError(tok.Pos(), "invalid value for %v type: %v", kind, tok.RawString()) +} + +func unmarshalInt(tok json.Token, bitSize int) (protoreflect.Value, bool) { + switch tok.Kind() { + case json.Number: + return getInt(tok, bitSize) + + case json.String: + // Decode number from string. + s := strings.TrimSpace(tok.ParsedString()) + if len(s) != len(tok.ParsedString()) { + return protoreflect.Value{}, false + } + dec := json.NewDecoder([]byte(s)) + tok, err := dec.Read() + if err != nil { + return protoreflect.Value{}, false + } + return getInt(tok, bitSize) + } + return protoreflect.Value{}, false +} + +func getInt(tok json.Token, bitSize int) (protoreflect.Value, bool) { + n, ok := tok.Int(bitSize) + if !ok { + return protoreflect.Value{}, false + } + if bitSize == 32 { + return protoreflect.ValueOfInt32(int32(n)), true + } + return protoreflect.ValueOfInt64(n), true +} + +func unmarshalUint(tok json.Token, bitSize int) (protoreflect.Value, bool) { + switch tok.Kind() { + case json.Number: + return getUint(tok, bitSize) + + case json.String: + // Decode number from string. + s := strings.TrimSpace(tok.ParsedString()) + if len(s) != len(tok.ParsedString()) { + return protoreflect.Value{}, false + } + dec := json.NewDecoder([]byte(s)) + tok, err := dec.Read() + if err != nil { + return protoreflect.Value{}, false + } + return getUint(tok, bitSize) + } + return protoreflect.Value{}, false +} + +func getUint(tok json.Token, bitSize int) (protoreflect.Value, bool) { + n, ok := tok.Uint(bitSize) + if !ok { + return protoreflect.Value{}, false + } + if bitSize == 32 { + return protoreflect.ValueOfUint32(uint32(n)), true + } + return protoreflect.ValueOfUint64(n), true +} + +func unmarshalFloat(tok json.Token, bitSize int) (protoreflect.Value, bool) { + switch tok.Kind() { + case json.Number: + return getFloat(tok, bitSize) + + case json.String: + s := tok.ParsedString() + switch s { + case "NaN": + if bitSize == 32 { + return protoreflect.ValueOfFloat32(float32(math.NaN())), true + } + return protoreflect.ValueOfFloat64(math.NaN()), true + case "Infinity": + if bitSize == 32 { + return protoreflect.ValueOfFloat32(float32(math.Inf(+1))), true + } + return protoreflect.ValueOfFloat64(math.Inf(+1)), true + case "-Infinity": + if bitSize == 32 { + return protoreflect.ValueOfFloat32(float32(math.Inf(-1))), true + } + return protoreflect.ValueOfFloat64(math.Inf(-1)), true + } + + // Decode number from string. + if len(s) != len(strings.TrimSpace(s)) { + return protoreflect.Value{}, false + } + dec := json.NewDecoder([]byte(s)) + tok, err := dec.Read() + if err != nil { + return protoreflect.Value{}, false + } + return getFloat(tok, bitSize) + } + return protoreflect.Value{}, false +} + +func getFloat(tok json.Token, bitSize int) (protoreflect.Value, bool) { + n, ok := tok.Float(bitSize) + if !ok { + return protoreflect.Value{}, false + } + if bitSize == 32 { + return protoreflect.ValueOfFloat32(float32(n)), true + } + return protoreflect.ValueOfFloat64(n), true +} + +func unmarshalBytes(tok json.Token) (protoreflect.Value, bool) { + if tok.Kind() != json.String { + return protoreflect.Value{}, false + } + + s := tok.ParsedString() + enc := base64.StdEncoding + if strings.ContainsAny(s, "-_") { + enc = base64.URLEncoding + } + if len(s)%4 != 0 { + enc = enc.WithPadding(base64.NoPadding) + } + b, err := enc.DecodeString(s) + if err != nil { + return protoreflect.Value{}, false + } + return protoreflect.ValueOfBytes(b), true +} + +func unmarshalEnum(tok json.Token, fd protoreflect.FieldDescriptor) (protoreflect.Value, bool) { + switch tok.Kind() { + case json.String: + // Lookup EnumNumber based on name. + s := tok.ParsedString() + if enumVal := fd.Enum().Values().ByName(protoreflect.Name(s)); enumVal != nil { + return protoreflect.ValueOfEnum(enumVal.Number()), true + } + + case json.Number: + if n, ok := tok.Int(32); ok { + return protoreflect.ValueOfEnum(protoreflect.EnumNumber(n)), true + } + + case json.Null: + // This is only valid for google.protobuf.NullValue. + if isNullValue(fd) { + return protoreflect.ValueOfEnum(0), true + } + } + + return protoreflect.Value{}, false +} + +func (d decoder) unmarshalList(list protoreflect.List, fd protoreflect.FieldDescriptor) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.ArrayOpen { + return d.unexpectedTokenError(tok) + } + + switch fd.Kind() { + case protoreflect.MessageKind, protoreflect.GroupKind: + for { + tok, err := d.Peek() + if err != nil { + return err + } + + if tok.Kind() == json.ArrayClose { + d.Read() + return nil + } + + val := list.NewElement() + if err := d.unmarshalMessage(val.Message(), false); err != nil { + return err + } + list.Append(val) + } + default: + for { + tok, err := d.Peek() + if err != nil { + return err + } + + if tok.Kind() == json.ArrayClose { + d.Read() + return nil + } + + val, err := d.unmarshalScalar(fd) + if err != nil { + return err + } + list.Append(val) + } + } + + return nil +} + +func (d decoder) unmarshalMap(mmap protoreflect.Map, fd protoreflect.FieldDescriptor) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.ObjectOpen { + return d.unexpectedTokenError(tok) + } + + // Determine ahead whether map entry is a scalar type or a message type in + // order to call the appropriate unmarshalMapValue func inside the for loop + // below. + var unmarshalMapValue func() (protoreflect.Value, error) + switch fd.MapValue().Kind() { + case protoreflect.MessageKind, protoreflect.GroupKind: + unmarshalMapValue = func() (protoreflect.Value, error) { + val := mmap.NewValue() + if err := d.unmarshalMessage(val.Message(), false); err != nil { + return protoreflect.Value{}, err + } + return val, nil + } + default: + unmarshalMapValue = func() (protoreflect.Value, error) { + return d.unmarshalScalar(fd.MapValue()) + } + } + +Loop: + for { + // Read field name. + tok, err := d.Read() + if err != nil { + return err + } + switch tok.Kind() { + default: + return d.unexpectedTokenError(tok) + case json.ObjectClose: + break Loop + case json.Name: + // Continue. + } + + // Unmarshal field name. + pkey, err := d.unmarshalMapKey(tok, fd.MapKey()) + if err != nil { + return err + } + + // Check for duplicate field name. + if mmap.Has(pkey) { + return d.newError(tok.Pos(), "duplicate map key %v", tok.RawString()) + } + + // Read and unmarshal field value. + pval, err := unmarshalMapValue() + if err != nil { + return err + } + + mmap.Set(pkey, pval) + } + + return nil +} + +// unmarshalMapKey converts given token of Name kind into a protoreflect.MapKey. +// A map key type is any integral or string type. +func (d decoder) unmarshalMapKey(tok json.Token, fd protoreflect.FieldDescriptor) (protoreflect.MapKey, error) { + const b32 = 32 + const b64 = 64 + const base10 = 10 + + name := tok.Name() + kind := fd.Kind() + switch kind { + case protoreflect.StringKind: + return protoreflect.ValueOfString(name).MapKey(), nil + + case protoreflect.BoolKind: + switch name { + case "true": + return protoreflect.ValueOfBool(true).MapKey(), nil + case "false": + return protoreflect.ValueOfBool(false).MapKey(), nil + } + + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + if n, err := strconv.ParseInt(name, base10, b32); err == nil { + return protoreflect.ValueOfInt32(int32(n)).MapKey(), nil + } + + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + if n, err := strconv.ParseInt(name, base10, b64); err == nil { + return protoreflect.ValueOfInt64(int64(n)).MapKey(), nil + } + + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + if n, err := strconv.ParseUint(name, base10, b32); err == nil { + return protoreflect.ValueOfUint32(uint32(n)).MapKey(), nil + } + + case protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + if n, err := strconv.ParseUint(name, base10, b64); err == nil { + return protoreflect.ValueOfUint64(uint64(n)).MapKey(), nil + } + + default: + panic(fmt.Sprintf("invalid kind for map key: %v", kind)) + } + + return protoreflect.MapKey{}, d.newError(tok.Pos(), "invalid value for %v key: %s", kind, tok.RawString()) +} diff --git a/vendor/google.golang.org/protobuf/encoding/protojson/doc.go b/vendor/google.golang.org/protobuf/encoding/protojson/doc.go new file mode 100644 index 0000000..00ea2fe --- /dev/null +++ b/vendor/google.golang.org/protobuf/encoding/protojson/doc.go @@ -0,0 +1,11 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package protojson marshals and unmarshals protocol buffer messages as JSON +// format. It follows the guide at +// https://developers.google.com/protocol-buffers/docs/proto3#json. +// +// This package produces a different output than the standard "encoding/json" +// package, which does not operate correctly on protocol buffer messages. +package protojson diff --git a/vendor/google.golang.org/protobuf/encoding/protojson/encode.go b/vendor/google.golang.org/protobuf/encoding/protojson/encode.go new file mode 100644 index 0000000..d09d22e --- /dev/null +++ b/vendor/google.golang.org/protobuf/encoding/protojson/encode.go @@ -0,0 +1,343 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package protojson + +import ( + "encoding/base64" + "fmt" + + "google.golang.org/protobuf/internal/encoding/json" + "google.golang.org/protobuf/internal/encoding/messageset" + "google.golang.org/protobuf/internal/errors" + "google.golang.org/protobuf/internal/filedesc" + "google.golang.org/protobuf/internal/flags" + "google.golang.org/protobuf/internal/genid" + "google.golang.org/protobuf/internal/order" + "google.golang.org/protobuf/internal/pragma" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const defaultIndent = " " + +// Format formats the message as a multiline string. +// This function is only intended for human consumption and ignores errors. +// Do not depend on the output being stable. It may change over time across +// different versions of the program. +func Format(m proto.Message) string { + return MarshalOptions{Multiline: true}.Format(m) +} + +// Marshal writes the given proto.Message in JSON format using default options. +// Do not depend on the output being stable. It may change over time across +// different versions of the program. +func Marshal(m proto.Message) ([]byte, error) { + return MarshalOptions{}.Marshal(m) +} + +// MarshalOptions is a configurable JSON format marshaler. +type MarshalOptions struct { + pragma.NoUnkeyedLiterals + + // Multiline specifies whether the marshaler should format the output in + // indented-form with every textual element on a new line. + // If Indent is an empty string, then an arbitrary indent is chosen. + Multiline bool + + // Indent specifies the set of indentation characters to use in a multiline + // formatted output such that every entry is preceded by Indent and + // terminated by a newline. If non-empty, then Multiline is treated as true. + // Indent can only be composed of space or tab characters. + Indent string + + // AllowPartial allows messages that have missing required fields to marshal + // without returning an error. If AllowPartial is false (the default), + // Marshal will return error if there are any missing required fields. + AllowPartial bool + + // UseProtoNames uses proto field name instead of lowerCamelCase name in JSON + // field names. + UseProtoNames bool + + // UseEnumNumbers emits enum values as numbers. + UseEnumNumbers bool + + // EmitUnpopulated specifies whether to emit unpopulated fields. It does not + // emit unpopulated oneof fields or unpopulated extension fields. + // The JSON value emitted for unpopulated fields are as follows: + // ╔═══════╤════════════════════════════╗ + // ║ JSON │ Protobuf field ║ + // ╠═══════╪════════════════════════════╣ + // ║ false │ proto3 boolean fields ║ + // ║ 0 │ proto3 numeric fields ║ + // ║ "" │ proto3 string/bytes fields ║ + // ║ null │ proto2 scalar fields ║ + // ║ null │ message fields ║ + // ║ [] │ list fields ║ + // ║ {} │ map fields ║ + // ╚═══════╧════════════════════════════╝ + EmitUnpopulated bool + + // Resolver is used for looking up types when expanding google.protobuf.Any + // messages. If nil, this defaults to using protoregistry.GlobalTypes. + Resolver interface { + protoregistry.ExtensionTypeResolver + protoregistry.MessageTypeResolver + } +} + +// Format formats the message as a string. +// This method is only intended for human consumption and ignores errors. +// Do not depend on the output being stable. It may change over time across +// different versions of the program. +func (o MarshalOptions) Format(m proto.Message) string { + if m == nil || !m.ProtoReflect().IsValid() { + return "" // invalid syntax, but okay since this is for debugging + } + o.AllowPartial = true + b, _ := o.Marshal(m) + return string(b) +} + +// Marshal marshals the given proto.Message in the JSON format using options in +// MarshalOptions. Do not depend on the output being stable. It may change over +// time across different versions of the program. +func (o MarshalOptions) Marshal(m proto.Message) ([]byte, error) { + return o.marshal(m) +} + +// marshal is a centralized function that all marshal operations go through. +// For profiling purposes, avoid changing the name of this function or +// introducing other code paths for marshal that do not go through this. +func (o MarshalOptions) marshal(m proto.Message) ([]byte, error) { + if o.Multiline && o.Indent == "" { + o.Indent = defaultIndent + } + if o.Resolver == nil { + o.Resolver = protoregistry.GlobalTypes + } + + internalEnc, err := json.NewEncoder(o.Indent) + if err != nil { + return nil, err + } + + // Treat nil message interface as an empty message, + // in which case the output in an empty JSON object. + if m == nil { + return []byte("{}"), nil + } + + enc := encoder{internalEnc, o} + if err := enc.marshalMessage(m.ProtoReflect(), ""); err != nil { + return nil, err + } + if o.AllowPartial { + return enc.Bytes(), nil + } + return enc.Bytes(), proto.CheckInitialized(m) +} + +type encoder struct { + *json.Encoder + opts MarshalOptions +} + +// typeFieldDesc is a synthetic field descriptor used for the "@type" field. +var typeFieldDesc = func() protoreflect.FieldDescriptor { + var fd filedesc.Field + fd.L0.FullName = "@type" + fd.L0.Index = -1 + fd.L1.Cardinality = protoreflect.Optional + fd.L1.Kind = protoreflect.StringKind + return &fd +}() + +// typeURLFieldRanger wraps a protoreflect.Message and modifies its Range method +// to additionally iterate over a synthetic field for the type URL. +type typeURLFieldRanger struct { + order.FieldRanger + typeURL string +} + +func (m typeURLFieldRanger) Range(f func(protoreflect.FieldDescriptor, protoreflect.Value) bool) { + if !f(typeFieldDesc, protoreflect.ValueOfString(m.typeURL)) { + return + } + m.FieldRanger.Range(f) +} + +// unpopulatedFieldRanger wraps a protoreflect.Message and modifies its Range +// method to additionally iterate over unpopulated fields. +type unpopulatedFieldRanger struct{ protoreflect.Message } + +func (m unpopulatedFieldRanger) Range(f func(protoreflect.FieldDescriptor, protoreflect.Value) bool) { + fds := m.Descriptor().Fields() + for i := 0; i < fds.Len(); i++ { + fd := fds.Get(i) + if m.Has(fd) || fd.ContainingOneof() != nil { + continue // ignore populated fields and fields within a oneofs + } + + v := m.Get(fd) + isProto2Scalar := fd.Syntax() == protoreflect.Proto2 && fd.Default().IsValid() + isSingularMessage := fd.Cardinality() != protoreflect.Repeated && fd.Message() != nil + if isProto2Scalar || isSingularMessage { + v = protoreflect.Value{} // use invalid value to emit null + } + if !f(fd, v) { + return + } + } + m.Message.Range(f) +} + +// marshalMessage marshals the fields in the given protoreflect.Message. +// If the typeURL is non-empty, then a synthetic "@type" field is injected +// containing the URL as the value. +func (e encoder) marshalMessage(m protoreflect.Message, typeURL string) error { + if !flags.ProtoLegacy && messageset.IsMessageSet(m.Descriptor()) { + return errors.New("no support for proto1 MessageSets") + } + + if marshal := wellKnownTypeMarshaler(m.Descriptor().FullName()); marshal != nil { + return marshal(e, m) + } + + e.StartObject() + defer e.EndObject() + + var fields order.FieldRanger = m + if e.opts.EmitUnpopulated { + fields = unpopulatedFieldRanger{m} + } + if typeURL != "" { + fields = typeURLFieldRanger{fields, typeURL} + } + + var err error + order.RangeFields(fields, order.IndexNameFieldOrder, func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + name := fd.JSONName() + if e.opts.UseProtoNames { + name = fd.TextName() + } + + if err = e.WriteName(name); err != nil { + return false + } + if err = e.marshalValue(v, fd); err != nil { + return false + } + return true + }) + return err +} + +// marshalValue marshals the given protoreflect.Value. +func (e encoder) marshalValue(val protoreflect.Value, fd protoreflect.FieldDescriptor) error { + switch { + case fd.IsList(): + return e.marshalList(val.List(), fd) + case fd.IsMap(): + return e.marshalMap(val.Map(), fd) + default: + return e.marshalSingular(val, fd) + } +} + +// marshalSingular marshals the given non-repeated field value. This includes +// all scalar types, enums, messages, and groups. +func (e encoder) marshalSingular(val protoreflect.Value, fd protoreflect.FieldDescriptor) error { + if !val.IsValid() { + e.WriteNull() + return nil + } + + switch kind := fd.Kind(); kind { + case protoreflect.BoolKind: + e.WriteBool(val.Bool()) + + case protoreflect.StringKind: + if e.WriteString(val.String()) != nil { + return errors.InvalidUTF8(string(fd.FullName())) + } + + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + e.WriteInt(val.Int()) + + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + e.WriteUint(val.Uint()) + + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Uint64Kind, + protoreflect.Sfixed64Kind, protoreflect.Fixed64Kind: + // 64-bit integers are written out as JSON string. + e.WriteString(val.String()) + + case protoreflect.FloatKind: + // Encoder.WriteFloat handles the special numbers NaN and infinites. + e.WriteFloat(val.Float(), 32) + + case protoreflect.DoubleKind: + // Encoder.WriteFloat handles the special numbers NaN and infinites. + e.WriteFloat(val.Float(), 64) + + case protoreflect.BytesKind: + e.WriteString(base64.StdEncoding.EncodeToString(val.Bytes())) + + case protoreflect.EnumKind: + if fd.Enum().FullName() == genid.NullValue_enum_fullname { + e.WriteNull() + } else { + desc := fd.Enum().Values().ByNumber(val.Enum()) + if e.opts.UseEnumNumbers || desc == nil { + e.WriteInt(int64(val.Enum())) + } else { + e.WriteString(string(desc.Name())) + } + } + + case protoreflect.MessageKind, protoreflect.GroupKind: + if err := e.marshalMessage(val.Message(), ""); err != nil { + return err + } + + default: + panic(fmt.Sprintf("%v has unknown kind: %v", fd.FullName(), kind)) + } + return nil +} + +// marshalList marshals the given protoreflect.List. +func (e encoder) marshalList(list protoreflect.List, fd protoreflect.FieldDescriptor) error { + e.StartArray() + defer e.EndArray() + + for i := 0; i < list.Len(); i++ { + item := list.Get(i) + if err := e.marshalSingular(item, fd); err != nil { + return err + } + } + return nil +} + +// marshalMap marshals given protoreflect.Map. +func (e encoder) marshalMap(mmap protoreflect.Map, fd protoreflect.FieldDescriptor) error { + e.StartObject() + defer e.EndObject() + + var err error + order.RangeEntries(mmap, order.GenericKeyOrder, func(k protoreflect.MapKey, v protoreflect.Value) bool { + if err = e.WriteName(k.String()); err != nil { + return false + } + if err = e.marshalSingular(v, fd.MapValue()); err != nil { + return false + } + return true + }) + return err +} diff --git a/vendor/google.golang.org/protobuf/encoding/protojson/well_known_types.go b/vendor/google.golang.org/protobuf/encoding/protojson/well_known_types.go new file mode 100644 index 0000000..c85f846 --- /dev/null +++ b/vendor/google.golang.org/protobuf/encoding/protojson/well_known_types.go @@ -0,0 +1,889 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package protojson + +import ( + "bytes" + "fmt" + "math" + "strconv" + "strings" + "time" + + "google.golang.org/protobuf/internal/encoding/json" + "google.golang.org/protobuf/internal/errors" + "google.golang.org/protobuf/internal/genid" + "google.golang.org/protobuf/internal/strs" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" +) + +type marshalFunc func(encoder, protoreflect.Message) error + +// wellKnownTypeMarshaler returns a marshal function if the message type +// has specialized serialization behavior. It returns nil otherwise. +func wellKnownTypeMarshaler(name protoreflect.FullName) marshalFunc { + if name.Parent() == genid.GoogleProtobuf_package { + switch name.Name() { + case genid.Any_message_name: + return encoder.marshalAny + case genid.Timestamp_message_name: + return encoder.marshalTimestamp + case genid.Duration_message_name: + return encoder.marshalDuration + case genid.BoolValue_message_name, + genid.Int32Value_message_name, + genid.Int64Value_message_name, + genid.UInt32Value_message_name, + genid.UInt64Value_message_name, + genid.FloatValue_message_name, + genid.DoubleValue_message_name, + genid.StringValue_message_name, + genid.BytesValue_message_name: + return encoder.marshalWrapperType + case genid.Struct_message_name: + return encoder.marshalStruct + case genid.ListValue_message_name: + return encoder.marshalListValue + case genid.Value_message_name: + return encoder.marshalKnownValue + case genid.FieldMask_message_name: + return encoder.marshalFieldMask + case genid.Empty_message_name: + return encoder.marshalEmpty + } + } + return nil +} + +type unmarshalFunc func(decoder, protoreflect.Message) error + +// wellKnownTypeUnmarshaler returns a unmarshal function if the message type +// has specialized serialization behavior. It returns nil otherwise. +func wellKnownTypeUnmarshaler(name protoreflect.FullName) unmarshalFunc { + if name.Parent() == genid.GoogleProtobuf_package { + switch name.Name() { + case genid.Any_message_name: + return decoder.unmarshalAny + case genid.Timestamp_message_name: + return decoder.unmarshalTimestamp + case genid.Duration_message_name: + return decoder.unmarshalDuration + case genid.BoolValue_message_name, + genid.Int32Value_message_name, + genid.Int64Value_message_name, + genid.UInt32Value_message_name, + genid.UInt64Value_message_name, + genid.FloatValue_message_name, + genid.DoubleValue_message_name, + genid.StringValue_message_name, + genid.BytesValue_message_name: + return decoder.unmarshalWrapperType + case genid.Struct_message_name: + return decoder.unmarshalStruct + case genid.ListValue_message_name: + return decoder.unmarshalListValue + case genid.Value_message_name: + return decoder.unmarshalKnownValue + case genid.FieldMask_message_name: + return decoder.unmarshalFieldMask + case genid.Empty_message_name: + return decoder.unmarshalEmpty + } + } + return nil +} + +// The JSON representation of an Any message uses the regular representation of +// the deserialized, embedded message, with an additional field `@type` which +// contains the type URL. If the embedded message type is well-known and has a +// custom JSON representation, that representation will be embedded adding a +// field `value` which holds the custom JSON in addition to the `@type` field. + +func (e encoder) marshalAny(m protoreflect.Message) error { + fds := m.Descriptor().Fields() + fdType := fds.ByNumber(genid.Any_TypeUrl_field_number) + fdValue := fds.ByNumber(genid.Any_Value_field_number) + + if !m.Has(fdType) { + if !m.Has(fdValue) { + // If message is empty, marshal out empty JSON object. + e.StartObject() + e.EndObject() + return nil + } else { + // Return error if type_url field is not set, but value is set. + return errors.New("%s: %v is not set", genid.Any_message_fullname, genid.Any_TypeUrl_field_name) + } + } + + typeVal := m.Get(fdType) + valueVal := m.Get(fdValue) + + // Resolve the type in order to unmarshal value field. + typeURL := typeVal.String() + emt, err := e.opts.Resolver.FindMessageByURL(typeURL) + if err != nil { + return errors.New("%s: unable to resolve %q: %v", genid.Any_message_fullname, typeURL, err) + } + + em := emt.New() + err = proto.UnmarshalOptions{ + AllowPartial: true, // never check required fields inside an Any + Resolver: e.opts.Resolver, + }.Unmarshal(valueVal.Bytes(), em.Interface()) + if err != nil { + return errors.New("%s: unable to unmarshal %q: %v", genid.Any_message_fullname, typeURL, err) + } + + // If type of value has custom JSON encoding, marshal out a field "value" + // with corresponding custom JSON encoding of the embedded message as a + // field. + if marshal := wellKnownTypeMarshaler(emt.Descriptor().FullName()); marshal != nil { + e.StartObject() + defer e.EndObject() + + // Marshal out @type field. + e.WriteName("@type") + if err := e.WriteString(typeURL); err != nil { + return err + } + + e.WriteName("value") + return marshal(e, em) + } + + // Else, marshal out the embedded message's fields in this Any object. + if err := e.marshalMessage(em, typeURL); err != nil { + return err + } + + return nil +} + +func (d decoder) unmarshalAny(m protoreflect.Message) error { + // Peek to check for json.ObjectOpen to avoid advancing a read. + start, err := d.Peek() + if err != nil { + return err + } + if start.Kind() != json.ObjectOpen { + return d.unexpectedTokenError(start) + } + + // Use another decoder to parse the unread bytes for @type field. This + // avoids advancing a read from current decoder because the current JSON + // object may contain the fields of the embedded type. + dec := decoder{d.Clone(), UnmarshalOptions{}} + tok, err := findTypeURL(dec) + switch err { + case errEmptyObject: + // An empty JSON object translates to an empty Any message. + d.Read() // Read json.ObjectOpen. + d.Read() // Read json.ObjectClose. + return nil + + case errMissingType: + if d.opts.DiscardUnknown { + // Treat all fields as unknowns, similar to an empty object. + return d.skipJSONValue() + } + // Use start.Pos() for line position. + return d.newError(start.Pos(), err.Error()) + + default: + if err != nil { + return err + } + } + + typeURL := tok.ParsedString() + emt, err := d.opts.Resolver.FindMessageByURL(typeURL) + if err != nil { + return d.newError(tok.Pos(), "unable to resolve %v: %q", tok.RawString(), err) + } + + // Create new message for the embedded message type and unmarshal into it. + em := emt.New() + if unmarshal := wellKnownTypeUnmarshaler(emt.Descriptor().FullName()); unmarshal != nil { + // If embedded message is a custom type, + // unmarshal the JSON "value" field into it. + if err := d.unmarshalAnyValue(unmarshal, em); err != nil { + return err + } + } else { + // Else unmarshal the current JSON object into it. + if err := d.unmarshalMessage(em, true); err != nil { + return err + } + } + // Serialize the embedded message and assign the resulting bytes to the + // proto value field. + b, err := proto.MarshalOptions{ + AllowPartial: true, // No need to check required fields inside an Any. + Deterministic: true, + }.Marshal(em.Interface()) + if err != nil { + return d.newError(start.Pos(), "error in marshaling Any.value field: %v", err) + } + + fds := m.Descriptor().Fields() + fdType := fds.ByNumber(genid.Any_TypeUrl_field_number) + fdValue := fds.ByNumber(genid.Any_Value_field_number) + + m.Set(fdType, protoreflect.ValueOfString(typeURL)) + m.Set(fdValue, protoreflect.ValueOfBytes(b)) + return nil +} + +var errEmptyObject = fmt.Errorf(`empty object`) +var errMissingType = fmt.Errorf(`missing "@type" field`) + +// findTypeURL returns the token for the "@type" field value from the given +// JSON bytes. It is expected that the given bytes start with json.ObjectOpen. +// It returns errEmptyObject if the JSON object is empty or errMissingType if +// @type field does not exist. It returns other error if the @type field is not +// valid or other decoding issues. +func findTypeURL(d decoder) (json.Token, error) { + var typeURL string + var typeTok json.Token + numFields := 0 + // Skip start object. + d.Read() + +Loop: + for { + tok, err := d.Read() + if err != nil { + return json.Token{}, err + } + + switch tok.Kind() { + case json.ObjectClose: + if typeURL == "" { + // Did not find @type field. + if numFields > 0 { + return json.Token{}, errMissingType + } + return json.Token{}, errEmptyObject + } + break Loop + + case json.Name: + numFields++ + if tok.Name() != "@type" { + // Skip value. + if err := d.skipJSONValue(); err != nil { + return json.Token{}, err + } + continue + } + + // Return error if this was previously set already. + if typeURL != "" { + return json.Token{}, d.newError(tok.Pos(), `duplicate "@type" field`) + } + // Read field value. + tok, err := d.Read() + if err != nil { + return json.Token{}, err + } + if tok.Kind() != json.String { + return json.Token{}, d.newError(tok.Pos(), `@type field value is not a string: %v`, tok.RawString()) + } + typeURL = tok.ParsedString() + if typeURL == "" { + return json.Token{}, d.newError(tok.Pos(), `@type field contains empty value`) + } + typeTok = tok + } + } + + return typeTok, nil +} + +// skipJSONValue parses a JSON value (null, boolean, string, number, object and +// array) in order to advance the read to the next JSON value. It relies on +// the decoder returning an error if the types are not in valid sequence. +func (d decoder) skipJSONValue() error { + tok, err := d.Read() + if err != nil { + return err + } + // Only need to continue reading for objects and arrays. + switch tok.Kind() { + case json.ObjectOpen: + for { + tok, err := d.Read() + if err != nil { + return err + } + switch tok.Kind() { + case json.ObjectClose: + return nil + case json.Name: + // Skip object field value. + if err := d.skipJSONValue(); err != nil { + return err + } + } + } + + case json.ArrayOpen: + for { + tok, err := d.Peek() + if err != nil { + return err + } + switch tok.Kind() { + case json.ArrayClose: + d.Read() + return nil + default: + // Skip array item. + if err := d.skipJSONValue(); err != nil { + return err + } + } + } + } + return nil +} + +// unmarshalAnyValue unmarshals the given custom-type message from the JSON +// object's "value" field. +func (d decoder) unmarshalAnyValue(unmarshal unmarshalFunc, m protoreflect.Message) error { + // Skip ObjectOpen, and start reading the fields. + d.Read() + + var found bool // Used for detecting duplicate "value". + for { + tok, err := d.Read() + if err != nil { + return err + } + switch tok.Kind() { + case json.ObjectClose: + if !found { + return d.newError(tok.Pos(), `missing "value" field`) + } + return nil + + case json.Name: + switch tok.Name() { + case "@type": + // Skip the value as this was previously parsed already. + d.Read() + + case "value": + if found { + return d.newError(tok.Pos(), `duplicate "value" field`) + } + // Unmarshal the field value into the given message. + if err := unmarshal(d, m); err != nil { + return err + } + found = true + + default: + if d.opts.DiscardUnknown { + if err := d.skipJSONValue(); err != nil { + return err + } + continue + } + return d.newError(tok.Pos(), "unknown field %v", tok.RawString()) + } + } + } +} + +// Wrapper types are encoded as JSON primitives like string, number or boolean. + +func (e encoder) marshalWrapperType(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.WrapperValue_Value_field_number) + val := m.Get(fd) + return e.marshalSingular(val, fd) +} + +func (d decoder) unmarshalWrapperType(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.WrapperValue_Value_field_number) + val, err := d.unmarshalScalar(fd) + if err != nil { + return err + } + m.Set(fd, val) + return nil +} + +// The JSON representation for Empty is an empty JSON object. + +func (e encoder) marshalEmpty(protoreflect.Message) error { + e.StartObject() + e.EndObject() + return nil +} + +func (d decoder) unmarshalEmpty(protoreflect.Message) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.ObjectOpen { + return d.unexpectedTokenError(tok) + } + + for { + tok, err := d.Read() + if err != nil { + return err + } + switch tok.Kind() { + case json.ObjectClose: + return nil + + case json.Name: + if d.opts.DiscardUnknown { + if err := d.skipJSONValue(); err != nil { + return err + } + continue + } + return d.newError(tok.Pos(), "unknown field %v", tok.RawString()) + + default: + return d.unexpectedTokenError(tok) + } + } +} + +// The JSON representation for Struct is a JSON object that contains the encoded +// Struct.fields map and follows the serialization rules for a map. + +func (e encoder) marshalStruct(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.Struct_Fields_field_number) + return e.marshalMap(m.Get(fd).Map(), fd) +} + +func (d decoder) unmarshalStruct(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.Struct_Fields_field_number) + return d.unmarshalMap(m.Mutable(fd).Map(), fd) +} + +// The JSON representation for ListValue is JSON array that contains the encoded +// ListValue.values repeated field and follows the serialization rules for a +// repeated field. + +func (e encoder) marshalListValue(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.ListValue_Values_field_number) + return e.marshalList(m.Get(fd).List(), fd) +} + +func (d decoder) unmarshalListValue(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.ListValue_Values_field_number) + return d.unmarshalList(m.Mutable(fd).List(), fd) +} + +// The JSON representation for a Value is dependent on the oneof field that is +// set. Each of the field in the oneof has its own custom serialization rule. A +// Value message needs to be a oneof field set, else it is an error. + +func (e encoder) marshalKnownValue(m protoreflect.Message) error { + od := m.Descriptor().Oneofs().ByName(genid.Value_Kind_oneof_name) + fd := m.WhichOneof(od) + if fd == nil { + return errors.New("%s: none of the oneof fields is set", genid.Value_message_fullname) + } + if fd.Number() == genid.Value_NumberValue_field_number { + if v := m.Get(fd).Float(); math.IsNaN(v) || math.IsInf(v, 0) { + return errors.New("%s: invalid %v value", genid.Value_NumberValue_field_fullname, v) + } + } + return e.marshalSingular(m.Get(fd), fd) +} + +func (d decoder) unmarshalKnownValue(m protoreflect.Message) error { + tok, err := d.Peek() + if err != nil { + return err + } + + var fd protoreflect.FieldDescriptor + var val protoreflect.Value + switch tok.Kind() { + case json.Null: + d.Read() + fd = m.Descriptor().Fields().ByNumber(genid.Value_NullValue_field_number) + val = protoreflect.ValueOfEnum(0) + + case json.Bool: + tok, err := d.Read() + if err != nil { + return err + } + fd = m.Descriptor().Fields().ByNumber(genid.Value_BoolValue_field_number) + val = protoreflect.ValueOfBool(tok.Bool()) + + case json.Number: + tok, err := d.Read() + if err != nil { + return err + } + fd = m.Descriptor().Fields().ByNumber(genid.Value_NumberValue_field_number) + var ok bool + val, ok = unmarshalFloat(tok, 64) + if !ok { + return d.newError(tok.Pos(), "invalid %v: %v", genid.Value_message_fullname, tok.RawString()) + } + + case json.String: + // A JSON string may have been encoded from the number_value field, + // e.g. "NaN", "Infinity", etc. Parsing a proto double type also allows + // for it to be in JSON string form. Given this custom encoding spec, + // however, there is no way to identify that and hence a JSON string is + // always assigned to the string_value field, which means that certain + // encoding cannot be parsed back to the same field. + tok, err := d.Read() + if err != nil { + return err + } + fd = m.Descriptor().Fields().ByNumber(genid.Value_StringValue_field_number) + val = protoreflect.ValueOfString(tok.ParsedString()) + + case json.ObjectOpen: + fd = m.Descriptor().Fields().ByNumber(genid.Value_StructValue_field_number) + val = m.NewField(fd) + if err := d.unmarshalStruct(val.Message()); err != nil { + return err + } + + case json.ArrayOpen: + fd = m.Descriptor().Fields().ByNumber(genid.Value_ListValue_field_number) + val = m.NewField(fd) + if err := d.unmarshalListValue(val.Message()); err != nil { + return err + } + + default: + return d.newError(tok.Pos(), "invalid %v: %v", genid.Value_message_fullname, tok.RawString()) + } + + m.Set(fd, val) + return nil +} + +// The JSON representation for a Duration is a JSON string that ends in the +// suffix "s" (indicating seconds) and is preceded by the number of seconds, +// with nanoseconds expressed as fractional seconds. +// +// Durations less than one second are represented with a 0 seconds field and a +// positive or negative nanos field. For durations of one second or more, a +// non-zero value for the nanos field must be of the same sign as the seconds +// field. +// +// Duration.seconds must be from -315,576,000,000 to +315,576,000,000 inclusive. +// Duration.nanos must be from -999,999,999 to +999,999,999 inclusive. + +const ( + secondsInNanos = 999999999 + maxSecondsInDuration = 315576000000 +) + +func (e encoder) marshalDuration(m protoreflect.Message) error { + fds := m.Descriptor().Fields() + fdSeconds := fds.ByNumber(genid.Duration_Seconds_field_number) + fdNanos := fds.ByNumber(genid.Duration_Nanos_field_number) + + secsVal := m.Get(fdSeconds) + nanosVal := m.Get(fdNanos) + secs := secsVal.Int() + nanos := nanosVal.Int() + if secs < -maxSecondsInDuration || secs > maxSecondsInDuration { + return errors.New("%s: seconds out of range %v", genid.Duration_message_fullname, secs) + } + if nanos < -secondsInNanos || nanos > secondsInNanos { + return errors.New("%s: nanos out of range %v", genid.Duration_message_fullname, nanos) + } + if (secs > 0 && nanos < 0) || (secs < 0 && nanos > 0) { + return errors.New("%s: signs of seconds and nanos do not match", genid.Duration_message_fullname) + } + // Generated output always contains 0, 3, 6, or 9 fractional digits, + // depending on required precision, followed by the suffix "s". + var sign string + if secs < 0 || nanos < 0 { + sign, secs, nanos = "-", -1*secs, -1*nanos + } + x := fmt.Sprintf("%s%d.%09d", sign, secs, nanos) + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + e.WriteString(x + "s") + return nil +} + +func (d decoder) unmarshalDuration(m protoreflect.Message) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.String { + return d.unexpectedTokenError(tok) + } + + secs, nanos, ok := parseDuration(tok.ParsedString()) + if !ok { + return d.newError(tok.Pos(), "invalid %v value %v", genid.Duration_message_fullname, tok.RawString()) + } + // Validate seconds. No need to validate nanos because parseDuration would + // have covered that already. + if secs < -maxSecondsInDuration || secs > maxSecondsInDuration { + return d.newError(tok.Pos(), "%v value out of range: %v", genid.Duration_message_fullname, tok.RawString()) + } + + fds := m.Descriptor().Fields() + fdSeconds := fds.ByNumber(genid.Duration_Seconds_field_number) + fdNanos := fds.ByNumber(genid.Duration_Nanos_field_number) + + m.Set(fdSeconds, protoreflect.ValueOfInt64(secs)) + m.Set(fdNanos, protoreflect.ValueOfInt32(nanos)) + return nil +} + +// parseDuration parses the given input string for seconds and nanoseconds value +// for the Duration JSON format. The format is a decimal number with a suffix +// 's'. It can have optional plus/minus sign. There needs to be at least an +// integer or fractional part. Fractional part is limited to 9 digits only for +// nanoseconds precision, regardless of whether there are trailing zero digits. +// Example values are 1s, 0.1s, 1.s, .1s, +1s, -1s, -.1s. +func parseDuration(input string) (int64, int32, bool) { + b := []byte(input) + size := len(b) + if size < 2 { + return 0, 0, false + } + if b[size-1] != 's' { + return 0, 0, false + } + b = b[:size-1] + + // Read optional plus/minus symbol. + var neg bool + switch b[0] { + case '-': + neg = true + b = b[1:] + case '+': + b = b[1:] + } + if len(b) == 0 { + return 0, 0, false + } + + // Read the integer part. + var intp []byte + switch { + case b[0] == '0': + b = b[1:] + + case '1' <= b[0] && b[0] <= '9': + intp = b[0:] + b = b[1:] + n := 1 + for len(b) > 0 && '0' <= b[0] && b[0] <= '9' { + n++ + b = b[1:] + } + intp = intp[:n] + + case b[0] == '.': + // Continue below. + + default: + return 0, 0, false + } + + hasFrac := false + var frac [9]byte + if len(b) > 0 { + if b[0] != '.' { + return 0, 0, false + } + // Read the fractional part. + b = b[1:] + n := 0 + for len(b) > 0 && n < 9 && '0' <= b[0] && b[0] <= '9' { + frac[n] = b[0] + n++ + b = b[1:] + } + // It is not valid if there are more bytes left. + if len(b) > 0 { + return 0, 0, false + } + // Pad fractional part with 0s. + for i := n; i < 9; i++ { + frac[i] = '0' + } + hasFrac = true + } + + var secs int64 + if len(intp) > 0 { + var err error + secs, err = strconv.ParseInt(string(intp), 10, 64) + if err != nil { + return 0, 0, false + } + } + + var nanos int64 + if hasFrac { + nanob := bytes.TrimLeft(frac[:], "0") + if len(nanob) > 0 { + var err error + nanos, err = strconv.ParseInt(string(nanob), 10, 32) + if err != nil { + return 0, 0, false + } + } + } + + if neg { + if secs > 0 { + secs = -secs + } + if nanos > 0 { + nanos = -nanos + } + } + return secs, int32(nanos), true +} + +// The JSON representation for a Timestamp is a JSON string in the RFC 3339 +// format, i.e. "{year}-{month}-{day}T{hour}:{min}:{sec}[.{frac_sec}]Z" where +// {year} is always expressed using four digits while {month}, {day}, {hour}, +// {min}, and {sec} are zero-padded to two digits each. The fractional seconds, +// which can go up to 9 digits, up to 1 nanosecond resolution, is optional. The +// "Z" suffix indicates the timezone ("UTC"); the timezone is required. Encoding +// should always use UTC (as indicated by "Z") and a decoder should be able to +// accept both UTC and other timezones (as indicated by an offset). +// +// Timestamp.seconds must be from 0001-01-01T00:00:00Z to 9999-12-31T23:59:59Z +// inclusive. +// Timestamp.nanos must be from 0 to 999,999,999 inclusive. + +const ( + maxTimestampSeconds = 253402300799 + minTimestampSeconds = -62135596800 +) + +func (e encoder) marshalTimestamp(m protoreflect.Message) error { + fds := m.Descriptor().Fields() + fdSeconds := fds.ByNumber(genid.Timestamp_Seconds_field_number) + fdNanos := fds.ByNumber(genid.Timestamp_Nanos_field_number) + + secsVal := m.Get(fdSeconds) + nanosVal := m.Get(fdNanos) + secs := secsVal.Int() + nanos := nanosVal.Int() + if secs < minTimestampSeconds || secs > maxTimestampSeconds { + return errors.New("%s: seconds out of range %v", genid.Timestamp_message_fullname, secs) + } + if nanos < 0 || nanos > secondsInNanos { + return errors.New("%s: nanos out of range %v", genid.Timestamp_message_fullname, nanos) + } + // Uses RFC 3339, where generated output will be Z-normalized and uses 0, 3, + // 6 or 9 fractional digits. + t := time.Unix(secs, nanos).UTC() + x := t.Format("2006-01-02T15:04:05.000000000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + e.WriteString(x + "Z") + return nil +} + +func (d decoder) unmarshalTimestamp(m protoreflect.Message) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.String { + return d.unexpectedTokenError(tok) + } + + t, err := time.Parse(time.RFC3339Nano, tok.ParsedString()) + if err != nil { + return d.newError(tok.Pos(), "invalid %v value %v", genid.Timestamp_message_fullname, tok.RawString()) + } + // Validate seconds. No need to validate nanos because time.Parse would have + // covered that already. + secs := t.Unix() + if secs < minTimestampSeconds || secs > maxTimestampSeconds { + return d.newError(tok.Pos(), "%v value out of range: %v", genid.Timestamp_message_fullname, tok.RawString()) + } + + fds := m.Descriptor().Fields() + fdSeconds := fds.ByNumber(genid.Timestamp_Seconds_field_number) + fdNanos := fds.ByNumber(genid.Timestamp_Nanos_field_number) + + m.Set(fdSeconds, protoreflect.ValueOfInt64(secs)) + m.Set(fdNanos, protoreflect.ValueOfInt32(int32(t.Nanosecond()))) + return nil +} + +// The JSON representation for a FieldMask is a JSON string where paths are +// separated by a comma. Fields name in each path are converted to/from +// lower-camel naming conventions. Encoding should fail if the path name would +// end up differently after a round-trip. + +func (e encoder) marshalFieldMask(m protoreflect.Message) error { + fd := m.Descriptor().Fields().ByNumber(genid.FieldMask_Paths_field_number) + list := m.Get(fd).List() + paths := make([]string, 0, list.Len()) + + for i := 0; i < list.Len(); i++ { + s := list.Get(i).String() + if !protoreflect.FullName(s).IsValid() { + return errors.New("%s contains invalid path: %q", genid.FieldMask_Paths_field_fullname, s) + } + // Return error if conversion to camelCase is not reversible. + cc := strs.JSONCamelCase(s) + if s != strs.JSONSnakeCase(cc) { + return errors.New("%s contains irreversible value %q", genid.FieldMask_Paths_field_fullname, s) + } + paths = append(paths, cc) + } + + e.WriteString(strings.Join(paths, ",")) + return nil +} + +func (d decoder) unmarshalFieldMask(m protoreflect.Message) error { + tok, err := d.Read() + if err != nil { + return err + } + if tok.Kind() != json.String { + return d.unexpectedTokenError(tok) + } + str := strings.TrimSpace(tok.ParsedString()) + if str == "" { + return nil + } + paths := strings.Split(str, ",") + + fd := m.Descriptor().Fields().ByNumber(genid.FieldMask_Paths_field_number) + list := m.Mutable(fd).List() + + for _, s0 := range paths { + s := strs.JSONSnakeCase(s0) + if strings.Contains(s0, "_") || !protoreflect.FullName(s).IsValid() { + return d.newError(tok.Pos(), "%v contains invalid path: %q", genid.FieldMask_Paths_field_fullname, s0) + } + list.Append(protoreflect.ValueOfString(s)) + } + return nil +} diff --git a/vendor/google.golang.org/protobuf/internal/encoding/json/decode.go b/vendor/google.golang.org/protobuf/internal/encoding/json/decode.go new file mode 100644 index 0000000..b13fd29 --- /dev/null +++ b/vendor/google.golang.org/protobuf/internal/encoding/json/decode.go @@ -0,0 +1,340 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package json + +import ( + "bytes" + "fmt" + "io" + "regexp" + "unicode/utf8" + + "google.golang.org/protobuf/internal/errors" +) + +// call specifies which Decoder method was invoked. +type call uint8 + +const ( + readCall call = iota + peekCall +) + +const unexpectedFmt = "unexpected token %s" + +// ErrUnexpectedEOF means that EOF was encountered in the middle of the input. +var ErrUnexpectedEOF = errors.New("%v", io.ErrUnexpectedEOF) + +// Decoder is a token-based JSON decoder. +type Decoder struct { + // lastCall is last method called, either readCall or peekCall. + // Initial value is readCall. + lastCall call + + // lastToken contains the last read token. + lastToken Token + + // lastErr contains the last read error. + lastErr error + + // openStack is a stack containing ObjectOpen and ArrayOpen values. The + // top of stack represents the object or the array the current value is + // directly located in. + openStack []Kind + + // orig is used in reporting line and column. + orig []byte + // in contains the unconsumed input. + in []byte +} + +// NewDecoder returns a Decoder to read the given []byte. +func NewDecoder(b []byte) *Decoder { + return &Decoder{orig: b, in: b} +} + +// Peek looks ahead and returns the next token kind without advancing a read. +func (d *Decoder) Peek() (Token, error) { + defer func() { d.lastCall = peekCall }() + if d.lastCall == readCall { + d.lastToken, d.lastErr = d.Read() + } + return d.lastToken, d.lastErr +} + +// Read returns the next JSON token. +// It will return an error if there is no valid token. +func (d *Decoder) Read() (Token, error) { + const scalar = Null | Bool | Number | String + + defer func() { d.lastCall = readCall }() + if d.lastCall == peekCall { + return d.lastToken, d.lastErr + } + + tok, err := d.parseNext() + if err != nil { + return Token{}, err + } + + switch tok.kind { + case EOF: + if len(d.openStack) != 0 || + d.lastToken.kind&scalar|ObjectClose|ArrayClose == 0 { + return Token{}, ErrUnexpectedEOF + } + + case Null: + if !d.isValueNext() { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + + case Bool, Number: + if !d.isValueNext() { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + + case String: + if d.isValueNext() { + break + } + // This string token should only be for a field name. + if d.lastToken.kind&(ObjectOpen|comma) == 0 { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + if len(d.in) == 0 { + return Token{}, ErrUnexpectedEOF + } + if c := d.in[0]; c != ':' { + return Token{}, d.newSyntaxError(d.currPos(), `unexpected character %s, missing ":" after field name`, string(c)) + } + tok.kind = Name + d.consume(1) + + case ObjectOpen, ArrayOpen: + if !d.isValueNext() { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + d.openStack = append(d.openStack, tok.kind) + + case ObjectClose: + if len(d.openStack) == 0 || + d.lastToken.kind == comma || + d.openStack[len(d.openStack)-1] != ObjectOpen { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + d.openStack = d.openStack[:len(d.openStack)-1] + + case ArrayClose: + if len(d.openStack) == 0 || + d.lastToken.kind == comma || + d.openStack[len(d.openStack)-1] != ArrayOpen { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + d.openStack = d.openStack[:len(d.openStack)-1] + + case comma: + if len(d.openStack) == 0 || + d.lastToken.kind&(scalar|ObjectClose|ArrayClose) == 0 { + return Token{}, d.newSyntaxError(tok.pos, unexpectedFmt, tok.RawString()) + } + } + + // Update d.lastToken only after validating token to be in the right sequence. + d.lastToken = tok + + if d.lastToken.kind == comma { + return d.Read() + } + return tok, nil +} + +// Any sequence that looks like a non-delimiter (for error reporting). +var errRegexp = regexp.MustCompile(`^([-+._a-zA-Z0-9]{1,32}|.)`) + +// parseNext parses for the next JSON token. It returns a Token object for +// different types, except for Name. It does not handle whether the next token +// is in a valid sequence or not. +func (d *Decoder) parseNext() (Token, error) { + // Trim leading spaces. + d.consume(0) + + in := d.in + if len(in) == 0 { + return d.consumeToken(EOF, 0), nil + } + + switch in[0] { + case 'n': + if n := matchWithDelim("null", in); n != 0 { + return d.consumeToken(Null, n), nil + } + + case 't': + if n := matchWithDelim("true", in); n != 0 { + return d.consumeBoolToken(true, n), nil + } + + case 'f': + if n := matchWithDelim("false", in); n != 0 { + return d.consumeBoolToken(false, n), nil + } + + case '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + if n, ok := parseNumber(in); ok { + return d.consumeToken(Number, n), nil + } + + case '"': + s, n, err := d.parseString(in) + if err != nil { + return Token{}, err + } + return d.consumeStringToken(s, n), nil + + case '{': + return d.consumeToken(ObjectOpen, 1), nil + + case '}': + return d.consumeToken(ObjectClose, 1), nil + + case '[': + return d.consumeToken(ArrayOpen, 1), nil + + case ']': + return d.consumeToken(ArrayClose, 1), nil + + case ',': + return d.consumeToken(comma, 1), nil + } + return Token{}, d.newSyntaxError(d.currPos(), "invalid value %s", errRegexp.Find(in)) +} + +// newSyntaxError returns an error with line and column information useful for +// syntax errors. +func (d *Decoder) newSyntaxError(pos int, f string, x ...interface{}) error { + e := errors.New(f, x...) + line, column := d.Position(pos) + return errors.New("syntax error (line %d:%d): %v", line, column, e) +} + +// Position returns line and column number of given index of the original input. +// It will panic if index is out of range. +func (d *Decoder) Position(idx int) (line int, column int) { + b := d.orig[:idx] + line = bytes.Count(b, []byte("\n")) + 1 + if i := bytes.LastIndexByte(b, '\n'); i >= 0 { + b = b[i+1:] + } + column = utf8.RuneCount(b) + 1 // ignore multi-rune characters + return line, column +} + +// currPos returns the current index position of d.in from d.orig. +func (d *Decoder) currPos() int { + return len(d.orig) - len(d.in) +} + +// matchWithDelim matches s with the input b and verifies that the match +// terminates with a delimiter of some form (e.g., r"[^-+_.a-zA-Z0-9]"). +// As a special case, EOF is considered a delimiter. It returns the length of s +// if there is a match, else 0. +func matchWithDelim(s string, b []byte) int { + if !bytes.HasPrefix(b, []byte(s)) { + return 0 + } + + n := len(s) + if n < len(b) && isNotDelim(b[n]) { + return 0 + } + return n +} + +// isNotDelim returns true if given byte is a not delimiter character. +func isNotDelim(c byte) bool { + return (c == '-' || c == '+' || c == '.' || c == '_' || + ('a' <= c && c <= 'z') || + ('A' <= c && c <= 'Z') || + ('0' <= c && c <= '9')) +} + +// consume consumes n bytes of input and any subsequent whitespace. +func (d *Decoder) consume(n int) { + d.in = d.in[n:] + for len(d.in) > 0 { + switch d.in[0] { + case ' ', '\n', '\r', '\t': + d.in = d.in[1:] + default: + return + } + } +} + +// isValueNext returns true if next type should be a JSON value: Null, +// Number, String or Bool. +func (d *Decoder) isValueNext() bool { + if len(d.openStack) == 0 { + return d.lastToken.kind == 0 + } + + start := d.openStack[len(d.openStack)-1] + switch start { + case ObjectOpen: + return d.lastToken.kind&Name != 0 + case ArrayOpen: + return d.lastToken.kind&(ArrayOpen|comma) != 0 + } + panic(fmt.Sprintf( + "unreachable logic in Decoder.isValueNext, lastToken.kind: %v, openStack: %v", + d.lastToken.kind, start)) +} + +// consumeToken constructs a Token for given Kind with raw value derived from +// current d.in and given size, and consumes the given size-lenght of it. +func (d *Decoder) consumeToken(kind Kind, size int) Token { + tok := Token{ + kind: kind, + raw: d.in[:size], + pos: len(d.orig) - len(d.in), + } + d.consume(size) + return tok +} + +// consumeBoolToken constructs a Token for a Bool kind with raw value derived from +// current d.in and given size. +func (d *Decoder) consumeBoolToken(b bool, size int) Token { + tok := Token{ + kind: Bool, + raw: d.in[:size], + pos: len(d.orig) - len(d.in), + boo: b, + } + d.consume(size) + return tok +} + +// consumeStringToken constructs a Token for a String kind with raw value derived +// from current d.in and given size. +func (d *Decoder) consumeStringToken(s string, size int) Token { + tok := Token{ + kind: String, + raw: d.in[:size], + pos: len(d.orig) - len(d.in), + str: s, + } + d.consume(size) + return tok +} + +// Clone returns a copy of the Decoder for use in reading ahead the next JSON +// object, array or other values without affecting current Decoder. +func (d *Decoder) Clone() *Decoder { + ret := *d + ret.openStack = append([]Kind(nil), ret.openStack...) + return &ret +} diff --git a/vendor/google.golang.org/protobuf/internal/encoding/json/decode_number.go b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_number.go new file mode 100644 index 0000000..2999d71 --- /dev/null +++ b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_number.go @@ -0,0 +1,254 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package json + +import ( + "bytes" + "strconv" +) + +// parseNumber reads the given []byte for a valid JSON number. If it is valid, +// it returns the number of bytes. Parsing logic follows the definition in +// https://tools.ietf.org/html/rfc7159#section-6, and is based off +// encoding/json.isValidNumber function. +func parseNumber(input []byte) (int, bool) { + var n int + + s := input + if len(s) == 0 { + return 0, false + } + + // Optional - + if s[0] == '-' { + s = s[1:] + n++ + if len(s) == 0 { + return 0, false + } + } + + // Digits + switch { + case s[0] == '0': + s = s[1:] + n++ + + case '1' <= s[0] && s[0] <= '9': + s = s[1:] + n++ + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + + default: + return 0, false + } + + // . followed by 1 or more digits. + if len(s) >= 2 && s[0] == '.' && '0' <= s[1] && s[1] <= '9' { + s = s[2:] + n += 2 + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + } + + // e or E followed by an optional - or + and + // 1 or more digits. + if len(s) >= 2 && (s[0] == 'e' || s[0] == 'E') { + s = s[1:] + n++ + if s[0] == '+' || s[0] == '-' { + s = s[1:] + n++ + if len(s) == 0 { + return 0, false + } + } + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + } + + // Check that next byte is a delimiter or it is at the end. + if n < len(input) && isNotDelim(input[n]) { + return 0, false + } + + return n, true +} + +// numberParts is the result of parsing out a valid JSON number. It contains +// the parts of a number. The parts are used for integer conversion. +type numberParts struct { + neg bool + intp []byte + frac []byte + exp []byte +} + +// parseNumber constructs numberParts from given []byte. The logic here is +// similar to consumeNumber above with the difference of having to construct +// numberParts. The slice fields in numberParts are subslices of the input. +func parseNumberParts(input []byte) (numberParts, bool) { + var neg bool + var intp []byte + var frac []byte + var exp []byte + + s := input + if len(s) == 0 { + return numberParts{}, false + } + + // Optional - + if s[0] == '-' { + neg = true + s = s[1:] + if len(s) == 0 { + return numberParts{}, false + } + } + + // Digits + switch { + case s[0] == '0': + // Skip first 0 and no need to store. + s = s[1:] + + case '1' <= s[0] && s[0] <= '9': + intp = s + n := 1 + s = s[1:] + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + intp = intp[:n] + + default: + return numberParts{}, false + } + + // . followed by 1 or more digits. + if len(s) >= 2 && s[0] == '.' && '0' <= s[1] && s[1] <= '9' { + frac = s[1:] + n := 1 + s = s[2:] + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + frac = frac[:n] + } + + // e or E followed by an optional - or + and + // 1 or more digits. + if len(s) >= 2 && (s[0] == 'e' || s[0] == 'E') { + s = s[1:] + exp = s + n := 0 + if s[0] == '+' || s[0] == '-' { + s = s[1:] + n++ + if len(s) == 0 { + return numberParts{}, false + } + } + for len(s) > 0 && '0' <= s[0] && s[0] <= '9' { + s = s[1:] + n++ + } + exp = exp[:n] + } + + return numberParts{ + neg: neg, + intp: intp, + frac: bytes.TrimRight(frac, "0"), // Remove unnecessary 0s to the right. + exp: exp, + }, true +} + +// normalizeToIntString returns an integer string in normal form without the +// E-notation for given numberParts. It will return false if it is not an +// integer or if the exponent exceeds than max/min int value. +func normalizeToIntString(n numberParts) (string, bool) { + intpSize := len(n.intp) + fracSize := len(n.frac) + + if intpSize == 0 && fracSize == 0 { + return "0", true + } + + var exp int + if len(n.exp) > 0 { + i, err := strconv.ParseInt(string(n.exp), 10, 32) + if err != nil { + return "", false + } + exp = int(i) + } + + var num []byte + if exp >= 0 { + // For positive E, shift fraction digits into integer part and also pad + // with zeroes as needed. + + // If there are more digits in fraction than the E value, then the + // number is not an integer. + if fracSize > exp { + return "", false + } + + // Make sure resulting digits are within max value limit to avoid + // unnecessarily constructing a large byte slice that may simply fail + // later on. + const maxDigits = 20 // Max uint64 value has 20 decimal digits. + if intpSize+exp > maxDigits { + return "", false + } + + // Set cap to make a copy of integer part when appended. + num = n.intp[:len(n.intp):len(n.intp)] + num = append(num, n.frac...) + for i := 0; i < exp-fracSize; i++ { + num = append(num, '0') + } + } else { + // For negative E, shift digits in integer part out. + + // If there are fractions, then the number is not an integer. + if fracSize > 0 { + return "", false + } + + // index is where the decimal point will be after adjusting for negative + // exponent. + index := intpSize + exp + if index < 0 { + return "", false + } + + num = n.intp + // If any of the digits being shifted to the right of the decimal point + // is non-zero, then the number is not an integer. + for i := index; i < intpSize; i++ { + if num[i] != '0' { + return "", false + } + } + num = num[:index] + } + + if n.neg { + return "-" + string(num), true + } + return string(num), true +} diff --git a/vendor/google.golang.org/protobuf/internal/encoding/json/decode_string.go b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_string.go new file mode 100644 index 0000000..f7fea7d --- /dev/null +++ b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_string.go @@ -0,0 +1,91 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package json + +import ( + "strconv" + "unicode" + "unicode/utf16" + "unicode/utf8" + + "google.golang.org/protobuf/internal/strs" +) + +func (d *Decoder) parseString(in []byte) (string, int, error) { + in0 := in + if len(in) == 0 { + return "", 0, ErrUnexpectedEOF + } + if in[0] != '"' { + return "", 0, d.newSyntaxError(d.currPos(), "invalid character %q at start of string", in[0]) + } + in = in[1:] + i := indexNeedEscapeInBytes(in) + in, out := in[i:], in[:i:i] // set cap to prevent mutations + for len(in) > 0 { + switch r, n := utf8.DecodeRune(in); { + case r == utf8.RuneError && n == 1: + return "", 0, d.newSyntaxError(d.currPos(), "invalid UTF-8 in string") + case r < ' ': + return "", 0, d.newSyntaxError(d.currPos(), "invalid character %q in string", r) + case r == '"': + in = in[1:] + n := len(in0) - len(in) + return string(out), n, nil + case r == '\\': + if len(in) < 2 { + return "", 0, ErrUnexpectedEOF + } + switch r := in[1]; r { + case '"', '\\', '/': + in, out = in[2:], append(out, r) + case 'b': + in, out = in[2:], append(out, '\b') + case 'f': + in, out = in[2:], append(out, '\f') + case 'n': + in, out = in[2:], append(out, '\n') + case 'r': + in, out = in[2:], append(out, '\r') + case 't': + in, out = in[2:], append(out, '\t') + case 'u': + if len(in) < 6 { + return "", 0, ErrUnexpectedEOF + } + v, err := strconv.ParseUint(string(in[2:6]), 16, 16) + if err != nil { + return "", 0, d.newSyntaxError(d.currPos(), "invalid escape code %q in string", in[:6]) + } + in = in[6:] + + r := rune(v) + if utf16.IsSurrogate(r) { + if len(in) < 6 { + return "", 0, ErrUnexpectedEOF + } + v, err := strconv.ParseUint(string(in[2:6]), 16, 16) + r = utf16.DecodeRune(r, rune(v)) + if in[0] != '\\' || in[1] != 'u' || + r == unicode.ReplacementChar || err != nil { + return "", 0, d.newSyntaxError(d.currPos(), "invalid escape code %q in string", in[:6]) + } + in = in[6:] + } + out = append(out, string(r)...) + default: + return "", 0, d.newSyntaxError(d.currPos(), "invalid escape code %q in string", in[:2]) + } + default: + i := indexNeedEscapeInBytes(in[n:]) + in, out = in[n+i:], append(out, in[:n+i]...) + } + } + return "", 0, ErrUnexpectedEOF +} + +// indexNeedEscapeInBytes returns the index of the character that needs +// escaping. If no characters need escaping, this returns the input length. +func indexNeedEscapeInBytes(b []byte) int { return indexNeedEscapeInString(strs.UnsafeString(b)) } diff --git a/vendor/google.golang.org/protobuf/internal/encoding/json/decode_token.go b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_token.go new file mode 100644 index 0000000..50578d6 --- /dev/null +++ b/vendor/google.golang.org/protobuf/internal/encoding/json/decode_token.go @@ -0,0 +1,192 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package json + +import ( + "bytes" + "fmt" + "strconv" +) + +// Kind represents a token kind expressible in the JSON format. +type Kind uint16 + +const ( + Invalid Kind = (1 << iota) / 2 + EOF + Null + Bool + Number + String + Name + ObjectOpen + ObjectClose + ArrayOpen + ArrayClose + + // comma is only for parsing in between tokens and + // does not need to be exported. + comma +) + +func (k Kind) String() string { + switch k { + case EOF: + return "eof" + case Null: + return "null" + case Bool: + return "bool" + case Number: + return "number" + case String: + return "string" + case ObjectOpen: + return "{" + case ObjectClose: + return "}" + case Name: + return "name" + case ArrayOpen: + return "[" + case ArrayClose: + return "]" + case comma: + return "," + } + return "" +} + +// Token provides a parsed token kind and value. +// +// Values are provided by the difference accessor methods. The accessor methods +// Name, Bool, and ParsedString will panic if called on the wrong kind. There +// are different accessor methods for the Number kind for converting to the +// appropriate Go numeric type and those methods have the ok return value. +type Token struct { + // Token kind. + kind Kind + // pos provides the position of the token in the original input. + pos int + // raw bytes of the serialized token. + // This is a subslice into the original input. + raw []byte + // boo is parsed boolean value. + boo bool + // str is parsed string value. + str string +} + +// Kind returns the token kind. +func (t Token) Kind() Kind { + return t.kind +} + +// RawString returns the read value in string. +func (t Token) RawString() string { + return string(t.raw) +} + +// Pos returns the token position from the input. +func (t Token) Pos() int { + return t.pos +} + +// Name returns the object name if token is Name, else it panics. +func (t Token) Name() string { + if t.kind == Name { + return t.str + } + panic(fmt.Sprintf("Token is not a Name: %v", t.RawString())) +} + +// Bool returns the bool value if token kind is Bool, else it panics. +func (t Token) Bool() bool { + if t.kind == Bool { + return t.boo + } + panic(fmt.Sprintf("Token is not a Bool: %v", t.RawString())) +} + +// ParsedString returns the string value for a JSON string token or the read +// value in string if token is not a string. +func (t Token) ParsedString() string { + if t.kind == String { + return t.str + } + panic(fmt.Sprintf("Token is not a String: %v", t.RawString())) +} + +// Float returns the floating-point number if token kind is Number. +// +// The floating-point precision is specified by the bitSize parameter: 32 for +// float32 or 64 for float64. If bitSize=32, the result still has type float64, +// but it will be convertible to float32 without changing its value. It will +// return false if the number exceeds the floating point limits for given +// bitSize. +func (t Token) Float(bitSize int) (float64, bool) { + if t.kind != Number { + return 0, false + } + f, err := strconv.ParseFloat(t.RawString(), bitSize) + if err != nil { + return 0, false + } + return f, true +} + +// Int returns the signed integer number if token is Number. +// +// The given bitSize specifies the integer type that the result must fit into. +// It returns false if the number is not an integer value or if the result +// exceeds the limits for given bitSize. +func (t Token) Int(bitSize int) (int64, bool) { + s, ok := t.getIntStr() + if !ok { + return 0, false + } + n, err := strconv.ParseInt(s, 10, bitSize) + if err != nil { + return 0, false + } + return n, true +} + +// Uint returns the signed integer number if token is Number. +// +// The given bitSize specifies the unsigned integer type that the result must +// fit into. It returns false if the number is not an unsigned integer value +// or if the result exceeds the limits for given bitSize. +func (t Token) Uint(bitSize int) (uint64, bool) { + s, ok := t.getIntStr() + if !ok { + return 0, false + } + n, err := strconv.ParseUint(s, 10, bitSize) + if err != nil { + return 0, false + } + return n, true +} + +func (t Token) getIntStr() (string, bool) { + if t.kind != Number { + return "", false + } + parts, ok := parseNumberParts(t.raw) + if !ok { + return "", false + } + return normalizeToIntString(parts) +} + +// TokenEquals returns true if given Tokens are equal, else false. +func TokenEquals(x, y Token) bool { + return x.kind == y.kind && + x.pos == y.pos && + bytes.Equal(x.raw, y.raw) && + x.boo == y.boo && + x.str == y.str +} diff --git a/vendor/google.golang.org/protobuf/internal/encoding/json/encode.go b/vendor/google.golang.org/protobuf/internal/encoding/json/encode.go new file mode 100644 index 0000000..fbdf348 --- /dev/null +++ b/vendor/google.golang.org/protobuf/internal/encoding/json/encode.go @@ -0,0 +1,276 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package json + +import ( + "math" + "math/bits" + "strconv" + "strings" + "unicode/utf8" + + "google.golang.org/protobuf/internal/detrand" + "google.golang.org/protobuf/internal/errors" +) + +// kind represents an encoding type. +type kind uint8 + +const ( + _ kind = (1 << iota) / 2 + name + scalar + objectOpen + objectClose + arrayOpen + arrayClose +) + +// Encoder provides methods to write out JSON constructs and values. The user is +// responsible for producing valid sequences of JSON constructs and values. +type Encoder struct { + indent string + lastKind kind + indents []byte + out []byte +} + +// NewEncoder returns an Encoder. +// +// If indent is a non-empty string, it causes every entry for an Array or Object +// to be preceded by the indent and trailed by a newline. +func NewEncoder(indent string) (*Encoder, error) { + e := &Encoder{} + if len(indent) > 0 { + if strings.Trim(indent, " \t") != "" { + return nil, errors.New("indent may only be composed of space or tab characters") + } + e.indent = indent + } + return e, nil +} + +// Bytes returns the content of the written bytes. +func (e *Encoder) Bytes() []byte { + return e.out +} + +// WriteNull writes out the null value. +func (e *Encoder) WriteNull() { + e.prepareNext(scalar) + e.out = append(e.out, "null"...) +} + +// WriteBool writes out the given boolean value. +func (e *Encoder) WriteBool(b bool) { + e.prepareNext(scalar) + if b { + e.out = append(e.out, "true"...) + } else { + e.out = append(e.out, "false"...) + } +} + +// WriteString writes out the given string in JSON string value. Returns error +// if input string contains invalid UTF-8. +func (e *Encoder) WriteString(s string) error { + e.prepareNext(scalar) + var err error + if e.out, err = appendString(e.out, s); err != nil { + return err + } + return nil +} + +// Sentinel error used for indicating invalid UTF-8. +var errInvalidUTF8 = errors.New("invalid UTF-8") + +func appendString(out []byte, in string) ([]byte, error) { + out = append(out, '"') + i := indexNeedEscapeInString(in) + in, out = in[i:], append(out, in[:i]...) + for len(in) > 0 { + switch r, n := utf8.DecodeRuneInString(in); { + case r == utf8.RuneError && n == 1: + return out, errInvalidUTF8 + case r < ' ' || r == '"' || r == '\\': + out = append(out, '\\') + switch r { + case '"', '\\': + out = append(out, byte(r)) + case '\b': + out = append(out, 'b') + case '\f': + out = append(out, 'f') + case '\n': + out = append(out, 'n') + case '\r': + out = append(out, 'r') + case '\t': + out = append(out, 't') + default: + out = append(out, 'u') + out = append(out, "0000"[1+(bits.Len32(uint32(r))-1)/4:]...) + out = strconv.AppendUint(out, uint64(r), 16) + } + in = in[n:] + default: + i := indexNeedEscapeInString(in[n:]) + in, out = in[n+i:], append(out, in[:n+i]...) + } + } + out = append(out, '"') + return out, nil +} + +// indexNeedEscapeInString returns the index of the character that needs +// escaping. If no characters need escaping, this returns the input length. +func indexNeedEscapeInString(s string) int { + for i, r := range s { + if r < ' ' || r == '\\' || r == '"' || r == utf8.RuneError { + return i + } + } + return len(s) +} + +// WriteFloat writes out the given float and bitSize in JSON number value. +func (e *Encoder) WriteFloat(n float64, bitSize int) { + e.prepareNext(scalar) + e.out = appendFloat(e.out, n, bitSize) +} + +// appendFloat formats given float in bitSize, and appends to the given []byte. +func appendFloat(out []byte, n float64, bitSize int) []byte { + switch { + case math.IsNaN(n): + return append(out, `"NaN"`...) + case math.IsInf(n, +1): + return append(out, `"Infinity"`...) + case math.IsInf(n, -1): + return append(out, `"-Infinity"`...) + } + + // JSON number formatting logic based on encoding/json. + // See floatEncoder.encode for reference. + fmt := byte('f') + if abs := math.Abs(n); abs != 0 { + if bitSize == 64 && (abs < 1e-6 || abs >= 1e21) || + bitSize == 32 && (float32(abs) < 1e-6 || float32(abs) >= 1e21) { + fmt = 'e' + } + } + out = strconv.AppendFloat(out, n, fmt, -1, bitSize) + if fmt == 'e' { + n := len(out) + if n >= 4 && out[n-4] == 'e' && out[n-3] == '-' && out[n-2] == '0' { + out[n-2] = out[n-1] + out = out[:n-1] + } + } + return out +} + +// WriteInt writes out the given signed integer in JSON number value. +func (e *Encoder) WriteInt(n int64) { + e.prepareNext(scalar) + e.out = append(e.out, strconv.FormatInt(n, 10)...) +} + +// WriteUint writes out the given unsigned integer in JSON number value. +func (e *Encoder) WriteUint(n uint64) { + e.prepareNext(scalar) + e.out = append(e.out, strconv.FormatUint(n, 10)...) +} + +// StartObject writes out the '{' symbol. +func (e *Encoder) StartObject() { + e.prepareNext(objectOpen) + e.out = append(e.out, '{') +} + +// EndObject writes out the '}' symbol. +func (e *Encoder) EndObject() { + e.prepareNext(objectClose) + e.out = append(e.out, '}') +} + +// WriteName writes out the given string in JSON string value and the name +// separator ':'. Returns error if input string contains invalid UTF-8, which +// should not be likely as protobuf field names should be valid. +func (e *Encoder) WriteName(s string) error { + e.prepareNext(name) + var err error + // Append to output regardless of error. + e.out, err = appendString(e.out, s) + e.out = append(e.out, ':') + return err +} + +// StartArray writes out the '[' symbol. +func (e *Encoder) StartArray() { + e.prepareNext(arrayOpen) + e.out = append(e.out, '[') +} + +// EndArray writes out the ']' symbol. +func (e *Encoder) EndArray() { + e.prepareNext(arrayClose) + e.out = append(e.out, ']') +} + +// prepareNext adds possible comma and indentation for the next value based +// on last type and indent option. It also updates lastKind to next. +func (e *Encoder) prepareNext(next kind) { + defer func() { + // Set lastKind to next. + e.lastKind = next + }() + + if len(e.indent) == 0 { + // Need to add comma on the following condition. + if e.lastKind&(scalar|objectClose|arrayClose) != 0 && + next&(name|scalar|objectOpen|arrayOpen) != 0 { + e.out = append(e.out, ',') + // For single-line output, add a random extra space after each + // comma to make output unstable. + if detrand.Bool() { + e.out = append(e.out, ' ') + } + } + return + } + + switch { + case e.lastKind&(objectOpen|arrayOpen) != 0: + // If next type is NOT closing, add indent and newline. + if next&(objectClose|arrayClose) == 0 { + e.indents = append(e.indents, e.indent...) + e.out = append(e.out, '\n') + e.out = append(e.out, e.indents...) + } + + case e.lastKind&(scalar|objectClose|arrayClose) != 0: + switch { + // If next type is either a value or name, add comma and newline. + case next&(name|scalar|objectOpen|arrayOpen) != 0: + e.out = append(e.out, ',', '\n') + + // If next type is a closing object or array, adjust indentation. + case next&(objectClose|arrayClose) != 0: + e.indents = e.indents[:len(e.indents)-len(e.indent)] + e.out = append(e.out, '\n') + } + e.out = append(e.out, e.indents...) + + case e.lastKind&name != 0: + e.out = append(e.out, ' ') + // For multi-line output, add a random extra space after key: to make + // output unstable. + if detrand.Bool() { + e.out = append(e.out, ' ') + } + } +} diff --git a/vendor/modules.txt b/vendor/modules.txt index b092eb9..16bef13 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1,5 +1,6 @@ # github.com/golang/protobuf v1.5.2 ## explicit; go 1.9 +github.com/golang/protobuf/jsonpb github.com/golang/protobuf/proto github.com/golang/protobuf/ptypes github.com/golang/protobuf/ptypes/any @@ -12,19 +13,31 @@ github.com/golang/protobuf/ptypes/timestamp # google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 ## explicit; go 1.19 google.golang.org/genproto/googleapis/rpc/status -# google.golang.org/grpc v1.53.0 +# google.golang.org/grpc v1.54.0 ## explicit; go 1.17 +google.golang.org/grpc/attributes google.golang.org/grpc/codes +google.golang.org/grpc/connectivity +google.golang.org/grpc/credentials +google.golang.org/grpc/grpclog +google.golang.org/grpc/internal +google.golang.org/grpc/internal/credentials +google.golang.org/grpc/internal/grpclog +google.golang.org/grpc/internal/pretty google.golang.org/grpc/internal/status +google.golang.org/grpc/resolver +google.golang.org/grpc/serviceconfig google.golang.org/grpc/status # google.golang.org/protobuf v1.28.1 ## explicit; go 1.11 +google.golang.org/protobuf/encoding/protojson google.golang.org/protobuf/encoding/prototext google.golang.org/protobuf/encoding/protowire google.golang.org/protobuf/internal/descfmt google.golang.org/protobuf/internal/descopts google.golang.org/protobuf/internal/detrand google.golang.org/protobuf/internal/encoding/defval +google.golang.org/protobuf/internal/encoding/json google.golang.org/protobuf/internal/encoding/messageset google.golang.org/protobuf/internal/encoding/tag google.golang.org/protobuf/internal/encoding/text