Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

xds/csds: populate new GenericXdsConfig field #4898

Merged
merged 4 commits into from Oct 26, 2021
Merged

xds/csds: populate new GenericXdsConfig field #4898

Show file tree
Hide file tree
Changes from 3 commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
cabc6a1
xds/csds: populate new generic_xds_configs field
menghanl Oct 25, 2021
1a3233d
[csds_new_fields] lint
menghanl Oct 25, 2021
37be28d
[csds_new_fields] c1
menghanl Oct 26, 2021
a8d6187
[csds_new_fields] false
menghanl Oct 26, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
148 changes: 29 additions & 119 deletions xds/csds/csds.go
View file
Open in desktop
Expand Up @@ -26,7 +26,6 @@ package csds
import (
"context"
"io"
"time"

v3adminpb "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
v2corepb "github.com/envoyproxy/go-control-plane/envoy/api/v2/core"
Expand Down Expand Up @@ -56,6 +55,13 @@ var (
}
)

const (
listenerTypeURL = "envoy.config.listener.v3.Listener"
routeConfigTypeURL = "envoy.config.route.v3.RouteConfiguration"
clusterTypeURL = "envoy.config.cluster.v3.Cluster"
endpointsTypeURL = "envoy.config.endpoint.v3.ClusterLoadAssignment"
)

// ClientStatusDiscoveryServer implementations interface ClientStatusDiscoveryServiceServer.
type ClientStatusDiscoveryServer struct {
// xdsClient will always be the same in practice. But we keep a copy in each
Expand Down Expand Up @@ -108,16 +114,21 @@ func (s *ClientStatusDiscoveryServer) buildClientStatusRespForReq(req *v3statusp
return nil, status.Errorf(codes.InvalidArgument, "node_matchers are not supported, request contains node_matchers: %v", req.NodeMatchers)
}

lds := dumpToGenericXdsConfig(listenerTypeURL, s.xdsClient.DumpLDS)
rds := dumpToGenericXdsConfig(routeConfigTypeURL, s.xdsClient.DumpRDS)
cds := dumpToGenericXdsConfig(clusterTypeURL, s.xdsClient.DumpCDS)
eds := dumpToGenericXdsConfig(endpointsTypeURL, s.xdsClient.DumpEDS)
configs := make([]*v3statuspb.ClientConfig_GenericXdsConfig, 0, len(lds)+len(rds)+len(cds)+len(eds))
configs = append(configs, lds...)
configs = append(configs, rds...)
configs = append(configs, cds...)
configs = append(configs, eds...)

ret := &v3statuspb.ClientStatusResponse{
Config: []*v3statuspb.ClientConfig{
{
Node: nodeProtoToV3(s.xdsClient.BootstrapConfig().NodeProto),
XdsConfig: []*v3statuspb.PerXdsConfig{
Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Should we keep setting this field to remain backward compatible? Did other languages do this, too?

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Yes:
https://github.com/grpc/proposal/pull/267/files#diff-13a9612450e26e73e860d4a8277427021b49c2d9af727c5f42f2b5162ab6497bR241

Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Seems like a bad idea to me, but I assume almost nobody is using this yet, so at least there's that.

s.buildLDSPerXDSConfig(),
s.buildRDSPerXDSConfig(),
s.buildCDSPerXDSConfig(),
s.buildEDSPerXDSConfig(),
},
Node: nodeProtoToV3(s.xdsClient.BootstrapConfig().NodeProto),
GenericXdsConfigs: configs,
},
},
}
Expand Down Expand Up @@ -162,129 +173,28 @@ func nodeProtoToV3(n proto.Message) *v3corepb.Node {
return node
}

func (s *ClientStatusDiscoveryServer) buildLDSPerXDSConfig() *v3statuspb.PerXdsConfig {
version, dump := s.xdsClient.DumpLDS()
resources := make([]*v3adminpb.ListenersConfigDump_DynamicListener, 0, len(dump))
func dumpToGenericXdsConfig(typeURL string, dumpF func() (string, map[string]xdsclient.UpdateWithMD)) []*v3statuspb.ClientConfig_GenericXdsConfig {
_, dump := dumpF()
ret := make([]*v3statuspb.ClientConfig_GenericXdsConfig, 0, len(dump))
for name, d := range dump {
configDump := &v3adminpb.ListenersConfigDump_DynamicListener{
config := &v3statuspb.ClientConfig_GenericXdsConfig{
TypeUrl: typeURL,
Name: name,
ClientStatus: serviceStatusToProto(d.MD.Status),
}
if (d.MD.Timestamp != time.Time{}) {
configDump.ActiveState = &v3adminpb.ListenersConfigDump_DynamicListenerState{
VersionInfo: d.MD.Version,
Listener: d.Raw,
LastUpdated: timestamppb.New(d.MD.Timestamp),
}
}
if errState := d.MD.ErrState; errState != nil {
configDump.ErrorState = &v3adminpb.UpdateFailureState{
LastUpdateAttempt: timestamppb.New(errState.Timestamp),
Details: errState.Err.Error(),
VersionInfo: errState.Version,
}
}
resources = append(resources, configDump)
}
return &v3statuspb.PerXdsConfig{
PerXdsConfig: &v3statuspb.PerXdsConfig_ListenerConfig{
ListenerConfig: &v3adminpb.ListenersConfigDump{
VersionInfo: version,
DynamicListeners: resources,
},
},
}
}

func (s *ClientStatusDiscoveryServer) buildRDSPerXDSConfig() *v3statuspb.PerXdsConfig {
_, dump := s.xdsClient.DumpRDS()
resources := make([]*v3adminpb.RoutesConfigDump_DynamicRouteConfig, 0, len(dump))
for _, d := range dump {
configDump := &v3adminpb.RoutesConfigDump_DynamicRouteConfig{
VersionInfo: d.MD.Version,
XdsConfig: d.Raw,
LastUpdated: timestamppb.New(d.MD.Timestamp),
ClientStatus: serviceStatusToProto(d.MD.Status),
}
if (d.MD.Timestamp != time.Time{}) {
configDump.RouteConfig = d.Raw
configDump.LastUpdated = timestamppb.New(d.MD.Timestamp)
}
if errState := d.MD.ErrState; errState != nil {
configDump.ErrorState = &v3adminpb.UpdateFailureState{
config.ErrorState = &v3adminpb.UpdateFailureState{
LastUpdateAttempt: timestamppb.New(errState.Timestamp),
Details: errState.Err.Error(),
VersionInfo: errState.Version,
}
}
resources = append(resources, configDump)
}
return &v3statuspb.PerXdsConfig{
PerXdsConfig: &v3statuspb.PerXdsConfig_RouteConfig{
RouteConfig: &v3adminpb.RoutesConfigDump{
DynamicRouteConfigs: resources,
},
},
}
}

func (s *ClientStatusDiscoveryServer) buildCDSPerXDSConfig() *v3statuspb.PerXdsConfig {
version, dump := s.xdsClient.DumpCDS()
resources := make([]*v3adminpb.ClustersConfigDump_DynamicCluster, 0, len(dump))
for _, d := range dump {
configDump := &v3adminpb.ClustersConfigDump_DynamicCluster{
VersionInfo: d.MD.Version,
ClientStatus: serviceStatusToProto(d.MD.Status),
}
if (d.MD.Timestamp != time.Time{}) {
configDump.Cluster = d.Raw
configDump.LastUpdated = timestamppb.New(d.MD.Timestamp)
}
if errState := d.MD.ErrState; errState != nil {
configDump.ErrorState = &v3adminpb.UpdateFailureState{
LastUpdateAttempt: timestamppb.New(errState.Timestamp),
Details: errState.Err.Error(),
VersionInfo: errState.Version,
}
}
resources = append(resources, configDump)
}
return &v3statuspb.PerXdsConfig{
PerXdsConfig: &v3statuspb.PerXdsConfig_ClusterConfig{
ClusterConfig: &v3adminpb.ClustersConfigDump{
VersionInfo: version,
DynamicActiveClusters: resources,
},
},
}
}

func (s *ClientStatusDiscoveryServer) buildEDSPerXDSConfig() *v3statuspb.PerXdsConfig {
_, dump := s.xdsClient.DumpEDS()
resources := make([]*v3adminpb.EndpointsConfigDump_DynamicEndpointConfig, 0, len(dump))
for _, d := range dump {
configDump := &v3adminpb.EndpointsConfigDump_DynamicEndpointConfig{
VersionInfo: d.MD.Version,
ClientStatus: serviceStatusToProto(d.MD.Status),
}
if (d.MD.Timestamp != time.Time{}) {
configDump.EndpointConfig = d.Raw
configDump.LastUpdated = timestamppb.New(d.MD.Timestamp)
}
if errState := d.MD.ErrState; errState != nil {
configDump.ErrorState = &v3adminpb.UpdateFailureState{
LastUpdateAttempt: timestamppb.New(errState.Timestamp),
Details: errState.Err.Error(),
VersionInfo: errState.Version,
}
}
resources = append(resources, configDump)
}
return &v3statuspb.PerXdsConfig{
PerXdsConfig: &v3statuspb.PerXdsConfig_EndpointConfig{
EndpointConfig: &v3adminpb.EndpointsConfigDump{
DynamicEndpointConfigs: resources,
},
},
ret = append(ret, config)
}
return ret
}

func serviceStatusToProto(serviceStatus xdsclient.ServiceStatus) v3adminpb.ClientResourceStatus {
Expand Down