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zipkin_test.go
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zipkin_test.go
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package zipkin
import (
"bytes"
"fmt"
"io/ioutil"
"net/http"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/influxdata/telegraf/testutil"
)
func TestZipkinPlugin(t *testing.T) {
mockAcc := testutil.Accumulator{}
tests := []struct {
name string
datafile string // data file which contains test data
contentType string
wantErr bool
want []testutil.Metric
}{
{
name: "threespan",
datafile: "testdata/threespans.dat",
contentType: "application/x-thrift",
want: []testutil.Metric{
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "7047c59776af8a1b",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"service_name": "trivial",
"name": "child",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(53106) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851331000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "7047c59776af8a1b",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"name": "child",
"service_name": "trivial",
"annotation": "trivial", //base64: dHJpdmlhbA==
"endpoint_host": "127.0.0.1",
"annotation_key": "lc",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(53106) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851331000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "17020eb55a8bfe5",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"service_name": "trivial",
"name": "child",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(50410) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360904552000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "17020eb55a8bfe5",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"name": "child",
"service_name": "trivial",
"annotation": "trivial", //base64: dHJpdmlhbA==
"endpoint_host": "127.0.0.1",
"annotation_key": "lc",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(50410) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360904552000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "5195e96239641e",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"service_name": "trivial",
"name": "parent",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(103680) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851318000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"service_name": "trivial",
"annotation": "Starting child #0",
"endpoint_host": "127.0.0.1",
"id": "5195e96239641e",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"name": "parent",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(103680) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851318000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"service_name": "trivial",
"annotation": "Starting child #1",
"endpoint_host": "127.0.0.1",
"id": "5195e96239641e",
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"name": "parent",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(103680) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851318000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"parent_id": "5195e96239641e",
"trace_id": "22c4fc8ab3669045",
"name": "parent",
"service_name": "trivial",
"annotation": "A Log",
"endpoint_host": "127.0.0.1",
"id": "5195e96239641e",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(103680) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851318000).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"trace_id": "22c4fc8ab3669045",
"service_name": "trivial",
"annotation": "trivial", //base64: dHJpdmlhbA==
"annotation_key": "lc",
"id": "5195e96239641e",
"parent_id": "5195e96239641e",
"name": "parent",
"endpoint_host": "127.0.0.1",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(103680) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1498688360851318000).UTC(),
},
},
wantErr: false,
},
{
name: "distributed_trace_sample",
datafile: "testdata/distributed_trace_sample.dat",
contentType: "application/x-thrift",
want: []testutil.Metric{
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"id": "5e682bc21ce99c80",
"parent_id": "5e682bc21ce99c80",
"trace_id": "5e682bc21ce99c80",
"service_name": "go-zipkin-testclient",
"name": "main.dud",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(1) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1433330263415871*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "cs",
"endpoint_host": "0.0.0.0:9410",
"id": "5e682bc21ce99c80",
"parent_id": "5e682bc21ce99c80",
"trace_id": "5e682bc21ce99c80",
"name": "main.dud",
"service_name": "go-zipkin-testclient",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(1) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1433330263415871*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "cr",
"endpoint_host": "0.0.0.0:9410",
"id": "5e682bc21ce99c80",
"parent_id": "5e682bc21ce99c80",
"trace_id": "5e682bc21ce99c80",
"name": "main.dud",
"service_name": "go-zipkin-testclient",
},
Fields: map[string]interface{}{
"duration_ns": (time.Duration(1) * time.Microsecond).Nanoseconds(),
},
Time: time.Unix(0, 1433330263415871*int64(time.Microsecond)).UTC(),
},
},
},
{
name: "JSON rather than thrift",
datafile: "testdata/json/brave-tracer-example.json",
contentType: "application/json",
want: []testutil.Metric{
{
Measurement: "zipkin",
Tags: map[string]string{
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
}, Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "sr",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
},
Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "ss",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
},
Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "Demo2Application",
"annotation_key": "mvc.controller.class",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
},
Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "hi2",
"annotation_key": "mvc.controller.method",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
},
Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "192.168.0.8:test:8010",
"annotation_key": "spring.instance_id",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(3000000),
},
Time: time.Unix(0, 1503031538791000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "cs",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "cr",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "localhost",
"annotation_key": "http.host",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "GET",
"annotation_key": "http.method",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "/hi2",
"annotation_key": "http.path",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "http://localhost:8010/hi2",
"annotation_key": "http.url",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "192.168.0.8:test:8010",
"annotation_key": "spring.instance_id",
"endpoint_host": "192.168.0.8:8010",
"id": "b26412d1ac16767d",
"name": "http:/hi2",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(10000000),
},
Time: time.Unix(0, 1503031538786000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "sr",
"endpoint_host": "192.168.0.8:8010",
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "ss",
"endpoint_host": "192.168.0.8:8010",
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "Demo2Application",
"annotation_key": "mvc.controller.class",
"endpoint_host": "192.168.0.8:8010",
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "hi",
"annotation_key": "mvc.controller.method",
"endpoint_host": "192.168.0.8:8010",
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
testutil.Metric{
Measurement: "zipkin",
Tags: map[string]string{
"annotation": "192.168.0.8:test:8010",
"annotation_key": "spring.instance_id",
"endpoint_host": "192.168.0.8:8010",
"id": "7312f822d43d0fd8",
"name": "http:/hi",
"parent_id": "7312f822d43d0fd8",
"service_name": "test",
"trace_id": "7312f822d43d0fd8",
},
Fields: map[string]interface{}{
"duration_ns": int64(23393000),
},
Time: time.Unix(0, 1503031538778000*int64(time.Microsecond)).UTC(),
},
},
},
}
// Workaround for Go 1.8
// https://github.com/golang/go/issues/18806
DefaultNetwork = "tcp4"
z := &Zipkin{
Path: "/api/v1/spans",
Port: 0,
}
err := z.Start(&mockAcc)
if err != nil {
t.Fatal("Failed to start zipkin server")
}
defer z.Stop()
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mockAcc.ClearMetrics()
if err := postThriftData(tt.datafile, z.address, tt.contentType); err != nil {
t.Fatalf("Posting data to http endpoint /api/v1/spans failed. Error: %s\n", err)
}
mockAcc.Wait(len(tt.want)) //Since the server is running concurrently, we need to wait for the number of data points we want to test to be added to the Accumulator.
if len(mockAcc.Errors) > 0 != tt.wantErr {
t.Fatalf("Got unexpected errors. want error = %v, errors = %v\n", tt.wantErr, mockAcc.Errors)
}
var got []testutil.Metric
for _, m := range mockAcc.Metrics {
got = append(got, *m)
}
if !cmp.Equal(tt.want, got) {
t.Fatalf("Got != Want\n %s", cmp.Diff(tt.want, got))
}
})
}
mockAcc.ClearMetrics()
z.Stop()
// Make sure there is no erroneous error on shutdown
if len(mockAcc.Errors) != 0 {
t.Fatal("Expected no errors on shutdown")
}
}
func postThriftData(datafile, address, contentType string) error {
dat, err := ioutil.ReadFile(datafile)
if err != nil {
return fmt.Errorf("could not read from data file %s", datafile)
}
req, err := http.NewRequest("POST", fmt.Sprintf("http://%s/api/v1/spans", address), bytes.NewReader(dat))
if err != nil {
return fmt.Errorf("HTTP request creation failed")
}
req.Header.Set("Content-Type", contentType)
client := &http.Client{}
_, err = client.Do(req)
if err != nil {
return fmt.Errorf("HTTP POST request to zipkin endpoint %s failed %v", address, err)
}
return nil
}