-
Notifications
You must be signed in to change notification settings - Fork 701
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
5 changed files
with
123 additions
and
10 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,76 @@ | ||
package otelgrpc | ||
|
||
import ( | ||
"context" | ||
"time" | ||
|
||
"github.com/douyu/jupiter/pkg" | ||
"github.com/douyu/jupiter/pkg/conf" | ||
"github.com/douyu/jupiter/pkg/xlog" | ||
"go.opentelemetry.io/otel" | ||
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc" | ||
"go.opentelemetry.io/otel/sdk/resource" | ||
tracesdk "go.opentelemetry.io/otel/sdk/trace" | ||
semconv "go.opentelemetry.io/otel/semconv/v1.12.0" | ||
"go.opentelemetry.io/otel/trace" | ||
"google.golang.org/grpc" | ||
"google.golang.org/grpc/credentials/insecure" | ||
) | ||
|
||
type Config struct { | ||
Name string | ||
Endpoint string | ||
Sampler float64 | ||
} | ||
|
||
// RawConfig ... | ||
func RawConfig(key string) *Config { | ||
var config = DefaultConfig() | ||
if err := conf.UnmarshalKey(key, config); err != nil { | ||
xlog.Jupiter().Panic("unmarshal key", xlog.Any("err", err)) | ||
} | ||
return config | ||
} | ||
|
||
// DefaultConfig ... | ||
func DefaultConfig() *Config { | ||
return &Config{ | ||
Name: pkg.Name(), | ||
Endpoint: "localhost:4317", | ||
Sampler: 0, | ||
} | ||
} | ||
|
||
// Build ... | ||
func (config *Config) Build() trace.TracerProvider { | ||
|
||
ctx, cancel := context.WithTimeout(context.Background(), time.Second) | ||
defer cancel() | ||
|
||
conn, err := grpc.DialContext(ctx, config.Endpoint, grpc.WithTransportCredentials(insecure.NewCredentials()), grpc.WithBlock()) | ||
if err != nil { | ||
xlog.Jupiter().Panic("new otelgrpc", xlog.FieldMod("build"), xlog.FieldErr(err)) | ||
return nil | ||
} | ||
|
||
// Set up a trace exporter | ||
traceExporter, err := otlptracegrpc.New(ctx, otlptracegrpc.WithGRPCConn(conn)) | ||
if err != nil { | ||
xlog.Jupiter().Panic("new otelgrpc", xlog.FieldMod("build"), xlog.FieldErr(err)) | ||
return nil | ||
} | ||
|
||
tp := tracesdk.NewTracerProvider( | ||
// Set the sampling rate based on the parent span to 100% | ||
tracesdk.WithSampler(tracesdk.ParentBased(tracesdk.TraceIDRatioBased(config.Sampler))), | ||
// Always be sure to batch in production. | ||
tracesdk.WithBatcher(traceExporter), | ||
// Record information about this application in an Resource. | ||
tracesdk.WithResource(resource.NewSchemaless( | ||
semconv.TelemetrySDKLanguageGo, | ||
semconv.ServiceNameKey.String(config.Name), | ||
)), | ||
) | ||
otel.SetTracerProvider(tp) | ||
return tp | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters