-
-
Notifications
You must be signed in to change notification settings - Fork 105
/
otel_test.go
225 lines (188 loc) · 4.88 KB
/
otel_test.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
// Copyright © 2022 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package otelx
import (
"compress/gzip"
"compress/zlib"
"context"
"encoding/json"
"io"
"net"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/otel/attribute"
"golang.org/x/sync/errgroup"
"google.golang.org/protobuf/proto"
tracepb "go.opentelemetry.io/proto/otlp/collector/trace/v1"
"github.com/ory/x/logrusx"
)
const testTracingComponent = "github.com/ory/x/otelx"
func decodeResponseBody(t *testing.T, r *http.Request) []byte {
var reader io.ReadCloser
switch r.Header.Get("Content-Encoding") {
case "gzip":
var err error
reader, err = gzip.NewReader(r.Body)
if err != nil {
t.Fatal(err)
}
case "deflate":
var err error
reader, err = zlib.NewReader(r.Body)
if err != nil {
t.Fatal(err)
}
default:
reader = r.Body
}
respBody, err := io.ReadAll(reader)
require.NoError(t, err)
require.NoError(t, reader.Close())
return respBody
}
type zipkinSpanRequest struct {
Id string
TraceId string
Timestamp uint64
Name string
LocalEndpoint struct {
ServiceName string
}
Tags map[string]string
}
func TestJaegerTracer(t *testing.T) {
done := make(chan struct{})
addr := "127.0.0.1:0"
udpAddr, err := net.ResolveUDPAddr("udp", addr)
require.NoError(t, err)
srv, err := net.ListenUDP("udp", udpAddr)
require.NoError(t, err)
errs := errgroup.Group{}
errs.Go(func() error {
t.Logf("Starting test UDP server for Jaeger spans on %s", srv.LocalAddr().String())
for {
buf := make([]byte, 2048)
_, conn, err := srv.ReadFromUDP(buf)
if err != nil {
return err
}
if conn == nil {
continue
}
if len(buf) != 0 {
t.Log("recieved span!")
done <- struct{}{}
}
break
}
return nil
})
jt, err := New(testTracingComponent, logrusx.New("ory/x", "1"), &Config{
ServiceName: "Ory X",
Provider: "jaeger",
Providers: ProvidersConfig{
Jaeger: JaegerConfig{
LocalAgentAddress: srv.LocalAddr().String(),
},
},
})
require.NoError(t, err)
trc := jt.Tracer()
_, span := trc.Start(context.Background(), "testSpan")
span.SetAttributes(attribute.Bool("testAttribute", true))
span.End()
select {
case <-done:
case <-time.After(15 * time.Second):
t.Fatalf("Test server did not receive spans")
}
require.NoError(t, errs.Wait())
}
func TestZipkinTracer(t *testing.T) {
done := make(chan struct{})
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
defer close(done)
body, err := io.ReadAll(r.Body)
assert.NoError(t, err)
var spans []zipkinSpanRequest
err = json.Unmarshal(body, &spans)
assert.NoError(t, err)
assert.NotEmpty(t, spans[0].Id)
assert.NotEmpty(t, spans[0].TraceId)
assert.Equal(t, "testspan", spans[0].Name)
assert.Equal(t, "ory x", spans[0].LocalEndpoint.ServiceName)
assert.NotNil(t, spans[0].Tags["testTag"])
assert.Equal(t, "true", spans[0].Tags["testTag"])
}))
defer ts.Close()
zt, err := New(testTracingComponent, logrusx.New("ory/x", "1"), &Config{
ServiceName: "Ory X",
Provider: "zipkin",
Providers: ProvidersConfig{
Zipkin: ZipkinConfig{
ServerURL: ts.URL,
Sampling: ZipkinSampling{
SamplingRatio: 1,
},
},
},
})
assert.NoError(t, err)
trc := zt.Tracer()
_, span := trc.Start(context.Background(), "testspan")
span.SetAttributes(attribute.Bool("testTag", true))
span.End()
select {
case <-done:
case <-time.After(15 * time.Second):
t.Fatalf("Test server did not receive spans")
}
}
func TestOTLPTracer(t *testing.T) {
done := make(chan struct{})
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body := decodeResponseBody(t, r)
var res tracepb.ExportTraceServiceRequest
err := proto.Unmarshal(body, &res)
require.NoError(t, err, "must be able to unmarshal traces")
resourceSpans := res.GetResourceSpans()
spans := resourceSpans[0].GetScopeSpans()[0].GetSpans()
assert.Equal(t, len(spans), 1)
assert.NotEmpty(t, spans[0].GetSpanId())
assert.NotEmpty(t, spans[0].GetTraceId())
assert.Equal(t, "testSpan", spans[0].GetName())
assert.Equal(t, "testAttribute", spans[0].Attributes[0].Key)
close(done)
}))
defer ts.Close()
tsu, err := url.Parse(ts.URL)
require.NoError(t, err)
ot, err := New(testTracingComponent, logrusx.New("ory/x", "1"), &Config{
ServiceName: "ORY X",
Provider: "otel",
Providers: ProvidersConfig{
OTLP: OTLPConfig{
ServerURL: tsu.Host,
Insecure: true,
Sampling: OTLPSampling{
SamplingRatio: 1,
},
},
},
})
assert.NoError(t, err)
trc := ot.Tracer()
_, span := trc.Start(context.Background(), "testSpan")
span.SetAttributes(attribute.Bool("testAttribute", true))
span.End()
select {
case <-done:
case <-time.After(15 * time.Second):
t.Fatalf("Test server did not receive spans")
}
}