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grpc_stats_handler_test.go
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grpc_stats_handler_test.go
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// Copyright The OpenTelemetry 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 test
import (
"context"
"net"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/sdk/instrumentation"
"go.opentelemetry.io/otel/sdk/metric"
"go.opentelemetry.io/otel/sdk/metric/metricdata"
"go.opentelemetry.io/otel/sdk/metric/metricdata/metricdatatest"
"go.opentelemetry.io/otel/sdk/trace"
"go.opentelemetry.io/otel/sdk/trace/tracetest"
semconv "go.opentelemetry.io/otel/semconv/v1.17.0"
)
func TestStatsHandler(t *testing.T) {
clientSR := tracetest.NewSpanRecorder()
clientTP := trace.NewTracerProvider(trace.WithSpanProcessor(clientSR))
clientMetricReader := metric.NewManualReader()
clientMP := metric.NewMeterProvider(metric.WithReader(clientMetricReader))
serverSR := tracetest.NewSpanRecorder()
serverTP := trace.NewTracerProvider(trace.WithSpanProcessor(serverSR))
serverMetricReader := metric.NewManualReader()
serverMP := metric.NewMeterProvider(metric.WithReader(serverMetricReader))
listener, err := net.Listen("tcp", "127.0.0.1:0")
require.NoError(t, err, "failed to open port")
err = newGrpcTest(
listener,
[]grpc.DialOption{
grpc.WithStatsHandler(otelgrpc.NewClientHandler(otelgrpc.WithTracerProvider(clientTP), otelgrpc.WithMeterProvider(clientMP))),
},
[]grpc.ServerOption{
grpc.StatsHandler(otelgrpc.NewServerHandler(otelgrpc.WithTracerProvider(serverTP), otelgrpc.WithMeterProvider(serverMP))),
},
)
require.NoError(t, err)
t.Run("ClientSpans", func(t *testing.T) {
checkClientSpans(t, clientSR.Ended())
})
t.Run("ClientMetrics", func(t *testing.T) {
checkClientMetrics(t, clientMetricReader)
})
t.Run("ServerSpans", func(t *testing.T) {
checkServerSpans(t, serverSR.Ended())
})
t.Run("ServerMetrics", func(t *testing.T) {
checkServerMetrics(t, serverMetricReader)
})
}
func checkClientSpans(t *testing.T, spans []trace.ReadOnlySpan) {
require.Len(t, spans, 5)
emptySpan := spans[0]
assert.False(t, emptySpan.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/EmptyCall", emptySpan.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(0),
otelgrpc.RPCMessageUncompressedSizeKey.Int(0),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(0),
otelgrpc.RPCMessageUncompressedSizeKey.Int(0),
},
},
}, emptySpan.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("EmptyCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, emptySpan.Attributes())
largeSpan := spans[1]
assert.False(t, largeSpan.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/UnaryCall", largeSpan.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(271840),
otelgrpc.RPCMessageUncompressedSizeKey.Int(271840),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(314167),
otelgrpc.RPCMessageUncompressedSizeKey.Int(314167),
},
},
}, largeSpan.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("UnaryCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, largeSpan.Attributes())
streamInput := spans[2]
assert.False(t, streamInput.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/StreamingInputCall", streamInput.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(27190),
otelgrpc.RPCMessageUncompressedSizeKey.Int(27190),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(12),
otelgrpc.RPCMessageUncompressedSizeKey.Int(12),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(1834),
otelgrpc.RPCMessageUncompressedSizeKey.Int(1834),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(45912),
otelgrpc.RPCMessageUncompressedSizeKey.Int(45912),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(4),
otelgrpc.RPCMessageUncompressedSizeKey.Int(4),
},
},
// client does not record an event for the server response.
}, streamInput.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("StreamingInputCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, streamInput.Attributes())
streamOutput := spans[3]
assert.False(t, streamOutput.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/StreamingOutputCall", streamOutput.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(21),
otelgrpc.RPCMessageUncompressedSizeKey.Int(21),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(31423),
otelgrpc.RPCMessageUncompressedSizeKey.Int(31423),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(13),
otelgrpc.RPCMessageUncompressedSizeKey.Int(13),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(2659),
otelgrpc.RPCMessageUncompressedSizeKey.Int(2659),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(58987),
otelgrpc.RPCMessageUncompressedSizeKey.Int(58987),
},
},
}, streamOutput.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("StreamingOutputCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, streamOutput.Attributes())
pingPong := spans[4]
assert.False(t, pingPong.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/FullDuplexCall", pingPong.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(27196),
otelgrpc.RPCMessageUncompressedSizeKey.Int(27196),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(31423),
otelgrpc.RPCMessageUncompressedSizeKey.Int(31423),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(16),
otelgrpc.RPCMessageUncompressedSizeKey.Int(16),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(13),
otelgrpc.RPCMessageUncompressedSizeKey.Int(13),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(1839),
otelgrpc.RPCMessageUncompressedSizeKey.Int(1839),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(2659),
otelgrpc.RPCMessageUncompressedSizeKey.Int(2659),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(45918),
otelgrpc.RPCMessageUncompressedSizeKey.Int(45918),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(58987),
otelgrpc.RPCMessageUncompressedSizeKey.Int(58987),
},
},
}, pingPong.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("FullDuplexCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, pingPong.Attributes())
}
func checkServerSpans(t *testing.T, spans []trace.ReadOnlySpan) {
require.Len(t, spans, 5)
emptySpan := spans[0]
assert.False(t, emptySpan.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/EmptyCall", emptySpan.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(0),
otelgrpc.RPCMessageUncompressedSizeKey.Int(0),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(0),
otelgrpc.RPCMessageUncompressedSizeKey.Int(0),
},
},
}, emptySpan.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("EmptyCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, emptySpan.Attributes())
largeSpan := spans[1]
assert.False(t, largeSpan.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/UnaryCall", largeSpan.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageCompressedSizeKey.Int(271840),
otelgrpc.RPCMessageUncompressedSizeKey.Int(271840),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageCompressedSizeKey.Int(314167),
otelgrpc.RPCMessageUncompressedSizeKey.Int(314167),
},
},
}, largeSpan.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("UnaryCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, largeSpan.Attributes())
streamInput := spans[2]
assert.False(t, streamInput.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/StreamingInputCall", streamInput.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(27190),
otelgrpc.RPCMessageUncompressedSizeKey.Int(27190),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(12),
otelgrpc.RPCMessageUncompressedSizeKey.Int(12),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(1834),
otelgrpc.RPCMessageUncompressedSizeKey.Int(1834),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(45912),
otelgrpc.RPCMessageUncompressedSizeKey.Int(45912),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(4),
otelgrpc.RPCMessageUncompressedSizeKey.Int(4),
},
},
// client does not record an event for the server response.
}, streamInput.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("StreamingInputCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, streamInput.Attributes())
streamOutput := spans[3]
assert.False(t, streamOutput.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/StreamingOutputCall", streamOutput.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(21),
otelgrpc.RPCMessageUncompressedSizeKey.Int(21),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(31423),
otelgrpc.RPCMessageUncompressedSizeKey.Int(31423),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(13),
otelgrpc.RPCMessageUncompressedSizeKey.Int(13),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(2659),
otelgrpc.RPCMessageUncompressedSizeKey.Int(2659),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(58987),
otelgrpc.RPCMessageUncompressedSizeKey.Int(58987),
},
},
}, streamOutput.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("StreamingOutputCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, streamOutput.Attributes())
pingPong := spans[4]
assert.False(t, pingPong.EndTime().IsZero())
assert.Equal(t, "grpc.testing.TestService/FullDuplexCall", pingPong.Name())
assertEvents(t, []trace.Event{
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(27196),
otelgrpc.RPCMessageUncompressedSizeKey.Int(27196),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(1),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(31423),
otelgrpc.RPCMessageUncompressedSizeKey.Int(31423),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(16),
otelgrpc.RPCMessageUncompressedSizeKey.Int(16),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(2),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(13),
otelgrpc.RPCMessageUncompressedSizeKey.Int(13),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(1839),
otelgrpc.RPCMessageUncompressedSizeKey.Int(1839),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(3),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(2659),
otelgrpc.RPCMessageUncompressedSizeKey.Int(2659),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("RECEIVED"),
otelgrpc.RPCMessageCompressedSizeKey.Int(45918),
otelgrpc.RPCMessageUncompressedSizeKey.Int(45918),
},
},
{
Name: "message",
Attributes: []attribute.KeyValue{
otelgrpc.RPCMessageIDKey.Int(4),
otelgrpc.RPCMessageTypeKey.String("SENT"),
otelgrpc.RPCMessageCompressedSizeKey.Int(58987),
otelgrpc.RPCMessageUncompressedSizeKey.Int(58987),
},
},
}, pingPong.Events())
assert.ElementsMatch(t, []attribute.KeyValue{
semconv.RPCMethodKey.String("FullDuplexCall"),
semconv.RPCServiceKey.String("grpc.testing.TestService"),
otelgrpc.RPCSystemGRPC,
otelgrpc.GRPCStatusCodeKey.Int64(int64(codes.OK)),
}, pingPong.Attributes())
}
func checkClientMetrics(t *testing.T, reader metric.Reader) {
rm := metricdata.ResourceMetrics{}
err := reader.Collect(context.Background(), &rm)
assert.NoError(t, err)
require.Len(t, rm.ScopeMetrics, 1)
require.Len(t, rm.ScopeMetrics[0].Metrics, 5)
expectedScopeMetric := metricdata.ScopeMetrics{
Scope: instrumentation.Scope{
Name: "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",
Version: otelgrpc.Version(),
SchemaURL: "https://opentelemetry.io/schemas/1.17.0",
},
Metrics: []metricdata.Metrics{
{
Name: "rpc.client.duration",
Description: "Measures the duration of inbound RPC.",
Unit: "ms",
Data: metricdata.Histogram[float64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[float64]{
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingOutputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("FullDuplexCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
},
},
},
{
Name: "rpc.client.request.size",
Description: "Measures size of RPC request messages (uncompressed).",
Unit: "By",
Data: metricdata.Histogram[int64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[int64]{
{
Attributes: attribute.NewSet(
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(0)),
Min: metricdata.NewExtrema(int64(0)),
Count: 1,
Sum: 0,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
Max: metricdata.NewExtrema(int64(314167)),
Min: metricdata.NewExtrema(int64(314167)),
Count: 1,
Sum: 314167,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(4)),
Min: metricdata.NewExtrema(int64(4)),
Count: 1,
Sum: 4,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("StreamingOutputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 2},
Max: metricdata.NewExtrema(int64(58987)),
Min: metricdata.NewExtrema(int64(13)),
Count: 4,
Sum: 93082,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("FullDuplexCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 2},
Max: metricdata.NewExtrema(int64(58987)),
Min: metricdata.NewExtrema(int64(13)),
Count: 4,
Sum: 93082,
},
},
},
},
{
Name: "rpc.client.response.size",
Description: "Measures size of RPC response messages (uncompressed).",
Unit: "By",
Data: metricdata.Histogram[int64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[int64]{
{
Attributes: attribute.NewSet(
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(0)),
Min: metricdata.NewExtrema(int64(0)),
Count: 1,
Sum: 0,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
Max: metricdata.NewExtrema(int64(271840)),
Min: metricdata.NewExtrema(int64(271840)),
Count: 1,
Sum: 271840,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 2},
Max: metricdata.NewExtrema(int64(45912)),
Min: metricdata.NewExtrema(int64(12)),
Count: 4,
Sum: 74948,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("StreamingOutputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(21)),
Min: metricdata.NewExtrema(int64(21)),
Count: 1,
Sum: 21,
},
{
Attributes: attribute.NewSet(
semconv.RPCMethod("FullDuplexCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 2},
Max: metricdata.NewExtrema(int64(45918)),
Min: metricdata.NewExtrema(int64(16)),
Count: 4,
Sum: 74969,
},
},
},
},
{
Name: "rpc.client.requests_per_rpc",
Description: "Measures the number of messages received per RPC. Should be 1 for all non-streaming RPCs.",
Unit: "{count}",
Data: metricdata.Histogram[int64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[int64]{
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingOutputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(4)),
Min: metricdata.NewExtrema(int64(4)),
Count: 1,
Sum: 4,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("FullDuplexCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(4)),
Min: metricdata.NewExtrema(int64(4)),
Count: 1,
Sum: 4,
},
},
},
},
{
Name: "rpc.client.responses_per_rpc",
Description: "Measures the number of messages received per RPC. Should be 1 for all non-streaming RPCs.",
Unit: "{count}",
Data: metricdata.Histogram[int64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[int64]{
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(4)),
Min: metricdata.NewExtrema(int64(4)),
Count: 1,
Sum: 4,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingOutputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(1)),
Min: metricdata.NewExtrema(int64(1)),
Count: 1,
Sum: 1,
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("FullDuplexCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
Bounds: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000},
BucketCounts: []uint64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
Max: metricdata.NewExtrema(int64(4)),
Min: metricdata.NewExtrema(int64(4)),
Count: 1,
Sum: 4,
},
},
},
},
},
}
metricdatatest.AssertEqual(t, expectedScopeMetric, rm.ScopeMetrics[0], metricdatatest.IgnoreTimestamp(), metricdatatest.IgnoreValue())
}
func checkServerMetrics(t *testing.T, reader metric.Reader) {
rm := metricdata.ResourceMetrics{}
err := reader.Collect(context.Background(), &rm)
assert.NoError(t, err)
require.Len(t, rm.ScopeMetrics, 1)
require.Len(t, rm.ScopeMetrics[0].Metrics, 5)
expectedScopeMetric := metricdata.ScopeMetrics{
Scope: instrumentation.Scope{
Name: "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc",
Version: otelgrpc.Version(),
SchemaURL: "https://opentelemetry.io/schemas/1.17.0",
},
Metrics: []metricdata.Metrics{
{
Name: "rpc.server.duration",
Description: "Measures the duration of inbound RPC.",
Unit: "ms",
Data: metricdata.Histogram[float64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[float64]{
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("EmptyCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("UnaryCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{
Attributes: attribute.NewSet(
semconv.RPCGRPCStatusCodeOk,
semconv.RPCMethod("StreamingInputCall"),
semconv.RPCService("grpc.testing.TestService"),
semconv.RPCSystemGRPC),
},
{