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query_plugin_test.go
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query_plugin_test.go
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package e2e
import (
"context"
"encoding/json"
"fmt"
"io"
"math/rand"
"net/http"
"sort"
"testing"
"time"
"github.com/grafana/e2e"
util "github.com/grafana/tempo/integration"
thrift "github.com/jaegertracing/jaeger/thrift-gen/jaeger"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSearchUsingJaegerPlugin(t *testing.T) {
s, err := e2e.NewScenario("tempo_query_plugin_e2e")
require.NoError(t, err)
defer s.Close()
require.NoError(t, util.CopyFileToSharedDir(s, "config-plugin-test.yaml", "config.yaml"))
require.NoError(t, util.CopyFileToSharedDir(s, "config-tempo-query.yaml", "config-tempo-query.yaml"))
tempo := util.NewTempoAllInOne()
tempoQuery := util.NewTempoQuery()
require.NoError(t, s.StartAndWaitReady(tempo))
require.NoError(t, s.StartAndWaitReady(tempoQuery))
jaegerClient, err := util.NewJaegerGRPCClient(tempo.Endpoint(14250))
require.NoError(t, err)
require.NotNil(t, jaegerClient)
batch := makeThriftBatchWithSpanCountForServiceAndOp(2, "execute", "backend")
require.NoError(t, jaegerClient.EmitBatch(context.Background(), batch))
batch = makeThriftBatchWithSpanCountForServiceAndOp(2, "request", "frontend")
require.NoError(t, jaegerClient.EmitBatch(context.Background(), batch))
// Wait for the traces to be written to the WAL
time.Sleep(time.Second * 3)
callJaegerQuerySearchServicesAssert(t, tempoQuery, servicesOrOpJaegerQueryResponse{
Data: []string{
"frontend",
"backend",
},
Total: 2,
})
callJaegerQuerySearchOperationAssert(t, tempoQuery, "frontend", servicesOrOpJaegerQueryResponse{
Data: []string{
"execute",
"request",
},
Total: 2,
})
callJaegerQuerySearchOperationAssert(t, tempoQuery, "backend", servicesOrOpJaegerQueryResponse{
Data: []string{
"execute",
"request",
},
Total: 2,
})
callJaegerQuerySearchTraceAssert(t, tempoQuery, "request", "frontend")
callJaegerQuerySearchTraceAssert(t, tempoQuery, "execute", "backend")
}
func TestSearchUsingBackendTagsService(t *testing.T) {
s, err := e2e.NewScenario("tempo_query_plugin_backend_e2e")
require.NoError(t, err)
defer s.Close()
require.NoError(t, util.CopyFileToSharedDir(s, "config-plugin-test.yaml", "config.yaml"))
require.NoError(t, util.CopyFileToSharedDir(s, "config-tempo-query.yaml", "config-tempo-query.yaml"))
tempo := util.NewTempoAllInOne()
tempoQuery := util.NewTempoQuery()
require.NoError(t, s.StartAndWaitReady(tempo))
require.NoError(t, s.StartAndWaitReady(tempoQuery))
jaegerClient, err := util.NewJaegerGRPCClient(tempo.Endpoint(14250))
require.NoError(t, err)
require.NotNil(t, jaegerClient)
batch := makeThriftBatchWithSpanCountForServiceAndOp(2, "execute", "backend")
require.NoError(t, jaegerClient.EmitBatch(context.Background(), batch))
batch = makeThriftBatchWithSpanCountForServiceAndOp(2, "request", "frontend")
require.NoError(t, jaegerClient.EmitBatch(context.Background(), batch))
// Wait for the traces to be written to the WAL
time.Sleep(time.Second * 3)
callFlush(t, tempo)
time.Sleep(time.Second * 1)
callFlush(t, tempo)
callJaegerQuerySearchServicesAssert(t, tempoQuery, servicesOrOpJaegerQueryResponse{
Data: []string{
"frontend",
"backend",
},
Total: 2,
})
}
func callJaegerQuerySearchServicesAssert(t *testing.T, svc *e2e.HTTPService, expected servicesOrOpJaegerQueryResponse) {
// search for tag values
req, err := http.NewRequest(http.MethodGet, "http://"+svc.Endpoint(16686)+"/api/services", nil)
require.NoError(t, err)
res, err := http.DefaultClient.Do(req)
require.NoError(t, err)
require.Equal(t, http.StatusOK, res.StatusCode)
// read body and print it
body, err := io.ReadAll(res.Body)
require.NoError(t, err)
defer res.Body.Close()
// parse response
var response servicesOrOpJaegerQueryResponse
require.NoError(t, json.Unmarshal(body, &response))
sort.Slice(expected.Data, func(i, j int) bool { return expected.Data[i] < expected.Data[j] })
sort.Slice(response.Data, func(i, j int) bool { return response.Data[i] < response.Data[j] })
require.Equal(t, expected, response)
}
func callJaegerQuerySearchOperationAssert(t *testing.T, svc *e2e.HTTPService, operation string, expected servicesOrOpJaegerQueryResponse) {
apiURL := fmt.Sprintf("/api/services/%s/operations", operation)
// search for tag values
req, err := http.NewRequest(http.MethodGet, "http://"+svc.Endpoint(16686)+apiURL, nil)
require.NoError(t, err)
res, err := http.DefaultClient.Do(req)
require.NoError(t, err)
require.Equal(t, http.StatusOK, res.StatusCode)
// read body and print it
body, err := io.ReadAll(res.Body)
require.NoError(t, err)
defer res.Body.Close()
// parse response
var response servicesOrOpJaegerQueryResponse
require.NoError(t, json.Unmarshal(body, &response))
sort.Slice(expected.Data, func(i, j int) bool { return expected.Data[i] < expected.Data[j] })
sort.Slice(response.Data, func(i, j int) bool { return response.Data[i] < response.Data[j] })
require.Equal(t, expected, response)
}
func callJaegerQuerySearchTraceAssert(t *testing.T, svc *e2e.HTTPService, operation, service string) {
start := time.Now().Add(-10 * time.Minute)
end := start.Add(1 * time.Hour)
apiURL := fmt.Sprintf("/api/traces?end=%d&limit=20&lookback=1h&maxDuration&minDuration&service=%s&start=%d", end.UnixMicro(), service, start.UnixMicro())
// search for tag values
req, err := http.NewRequest(http.MethodGet, "http://"+svc.Endpoint(16686)+apiURL, nil)
require.NoError(t, err)
res, err := http.DefaultClient.Do(req)
require.NoError(t, err)
require.Equal(t, http.StatusOK, res.StatusCode)
// read body and print it
body, err := io.ReadAll(res.Body)
require.NoError(t, err)
defer res.Body.Close()
// parse response
var response tracesJaegerQueryResponse
require.NoError(t, json.Unmarshal(body, &response))
assert.Equal(t, 1, len(response.Data))
assert.Equal(t, 2, len(response.Data[0].Spans))
assert.Equal(t, operation, response.Data[0].Spans[0].OperationName)
for _, p := range response.Data[0].Processes {
assert.Equal(t, p.ServiceName, service)
}
}
func makeThriftBatchWithSpanCountForServiceAndOp(n int, name, service string) *thrift.Batch {
var spans []*thrift.Span
traceIDLow := rand.Int63()
traceIDHigh := rand.Int63()
for i := 0; i < n; i++ {
spans = append(spans, &thrift.Span{
TraceIdLow: traceIDLow,
TraceIdHigh: traceIDHigh,
SpanId: rand.Int63(),
StartTime: time.Now().UnixMicro(),
ParentSpanId: 0,
OperationName: name,
References: nil,
Flags: 0,
Duration: 10,
Logs: nil,
})
}
return &thrift.Batch{
Process: &thrift.Process{
ServiceName: service,
},
Spans: spans,
}
}
type servicesOrOpJaegerQueryResponse struct {
Data []string `json:"data"`
Total int `json:"total"`
}
type spanJaeger struct {
OperationName string `json:"operationName"`
ProcessID string `json:"processId"`
}
type processJaeger struct {
ServiceName string `json:"serviceName"`
}
type traceJaeger struct {
Processes map[string]processJaeger `json:"processes"`
Spans []spanJaeger `json:"spans"`
}
type tracesJaegerQueryResponse struct {
Data []traceJaeger `json:"data"`
}