chore: remove jaeger exporter due to official deprecation (#5361)

Signed-off-by: kevin <wanjunfeng@gmail.com>

core/trace/agent.go

@@ -3,13 +3,11 @@ package trace
 import (
 	"context"
 	"fmt"
-	"net/url"
 	"os"
 	"sync"
 
 	"github.com/zeromicro/go-zero/core/logx"
 	"go.opentelemetry.io/otel"
-	"go.opentelemetry.io/otel/exporters/jaeger"
 	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
 	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
 	"go.opentelemetry.io/otel/exporters/stdout/stdouttrace"
@@ -20,12 +18,10 @@ import (
 )
 
 const (
-	kindJaeger   = "jaeger"
 	kindZipkin   = "zipkin"
 	kindOtlpGrpc = "otlpgrpc"
 	kindOtlpHttp = "otlphttp"
 	kindFile     = "file"
-	protocolUdp  = "udp"
 )
 
 var (
@@ -62,15 +58,7 @@ func StopAgent() {
 }
 
 func createExporter(c Config) (sdktrace.SpanExporter, error) {
-	// Just support jaeger and zipkin now, more for later
 	switch c.Batcher {
-	case kindJaeger:
-		u, err := url.Parse(c.Endpoint)
-		if err == nil && u.Scheme == protocolUdp {
-			return jaeger.New(jaeger.WithAgentEndpoint(jaeger.WithAgentHost(u.Hostname()),
-				jaeger.WithAgentPort(u.Port())))
-		}
-		return jaeger.New(jaeger.WithCollectorEndpoint(jaeger.WithEndpoint(c.Endpoint)))
 	case kindZipkin:
 		return zipkin.New(c.Endpoint)
 	case kindOtlpGrpc:

core/trace/agent_test.go

@@ -27,21 +27,16 @@ func TestStartAgent(t *testing.T) {
 		Name: "foo",
 	}
 	c2 := Config{
-		Name:     "bar",
-		Endpoint: endpoint1,
-		Batcher:  kindJaeger,
-	}
-	c3 := Config{
 		Name:     "any",
 		Endpoint: endpoint2,
 		Batcher:  kindZipkin,
 	}
-	c4 := Config{
+	c3 := Config{
 		Name:     "bla",
 		Endpoint: endpoint3,
 		Batcher:  "otlp",
 	}
-	c5 := Config{
+	c4 := Config{
 		Name:     "otlpgrpc",
 		Endpoint: endpoint3,
 		Batcher:  kindOtlpGrpc,
@@ -49,7 +44,7 @@ func TestStartAgent(t *testing.T) {
 			"uptrace-dsn": "http://project2_secret_token@localhost:14317/2",
 		},
 	}
-	c6 := Config{
+	c5 := Config{
 		Name:     "otlphttp",
 		Endpoint: endpoint4,
 		Batcher:  kindOtlpHttp,
@@ -58,22 +53,12 @@ func TestStartAgent(t *testing.T) {
 		},
 		OtlpHttpPath: "/v1/traces",
 	}
-	c7 := Config{
-		Name:     "UDP",
-		Endpoint: endpoint5,
-		Batcher:  kindJaeger,
-	}
-	c8 := Config{
-		Disabled: true,
-		Endpoint: endpoint6,
-		Batcher:  kindJaeger,
-	}
-	c9 := Config{
+	c6 := Config{
 		Name:     "file",
 		Endpoint: endpoint71,
 		Batcher:  kindFile,
 	}
-	c10 := Config{
+	c7 := Config{
 		Name:     "file",
 		Endpoint: endpoint72,
 		Batcher:  kindFile,
@@ -87,9 +72,6 @@ func TestStartAgent(t *testing.T) {
 	StartAgent(c5)
 	StartAgent(c6)
 	StartAgent(c7)
-	StartAgent(c8)
-	StartAgent(c9)
-	StartAgent(c10)
 	defer StopAgent()
 
 	// With sync.Once, only the first non-disabled config (c1) takes effect.
@@ -164,24 +146,6 @@ func TestCreateExporter_ValidExporters(t *testing.T) {
 			wantErr: true,
 			errMsg:  "unknown exporter",
 		},
-		{
-			name: "jaeger http",
-			config: Config{
-				Name:     "jaeger-http",
-				Endpoint: "http://localhost:14268/api/traces",
-				Batcher:  kindJaeger,
-			},
-			wantErr: false,
-		},
-		{
-			name: "jaeger udp",
-			config: Config{
-				Name:     "jaeger-udp",
-				Endpoint: "udp://localhost:6831",
-				Batcher:  kindJaeger,
-			},
-			wantErr: false,
-		},
 		{
 			name: "zipkin",
 			config: Config{

core/trace/config.go

@@ -8,7 +8,7 @@ type Config struct {
 	Name     string  `json:",optional"`
 	Endpoint string  `json:",optional"`
 	Sampler  float64 `json:",default=1.0"`
-	Batcher  string  `json:",default=jaeger,options=jaeger|zipkin|otlpgrpc|otlphttp|file"`
+	Batcher  string  `json:",default=otlpgrpc,options=zipkin|otlpgrpc|otlphttp|file"`
 	// OtlpHeaders represents the headers for OTLP gRPC or HTTP transport.
 	// For example:
 	//  uptrace-dsn: 'http://project2_secret_token@localhost:14317/2'