initial commit
This commit is contained in:
commit
7a6882c09a
0
.gitignore
vendored
Normal file
0
.gitignore
vendored
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54
app/main.go
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54
app/main.go
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@ -0,0 +1,54 @@
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package main
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import (
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"fmt"
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"log"
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"maal/tracer/pkg/tracer"
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"os"
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"os/signal"
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"time"
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"github.com/gofiber/fiber/v2"
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"go.opentelemetry.io/otel/trace"
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)
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func main() {
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main := fiber.New(fiber.Config{
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StreamRequestBody: true,
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})
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main.Use(tracer.NewTracer(tracer.Config{
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AppName: "test",
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JaegerUrl: "http://localhost:4318/v1/traces",
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GelfUrl: "192.168.220.30:12001",
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Version: "1",
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}))
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defer tracer.ShutdownTracer()
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main.Get("/", func(c *fiber.Ctx) error {
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_, span := tracer.Handler(c)
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defer span.End()
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span.AddEvent("xd", trace.WithTimestamp(time.Now()))
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_, span = tracer.Handler(c)
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defer span.End()
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return c.SendString("xd")
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})
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// handle interrupts (shutdown)
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c := make(chan os.Signal, 1)
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signal.Notify(c, os.Interrupt)
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go func() {
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oscall := <-c
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log.Printf("system call: %+v", oscall)
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main.Shutdown()
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}()
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if err := main.Listen(fmt.Sprintf(":%d", 3344)); err != nil {
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log.Panic(err)
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}
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fmt.Println("Shutting down...")
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}
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41
go.mod
Normal file
41
go.mod
Normal file
@ -0,0 +1,41 @@
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module maal/tracer
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go 1.22.0
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require (
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github.com/gofiber/fiber/v2 v2.52.4
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github.com/psmarcin/fiber-opentelemetry v1.2.0
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go.opentelemetry.io/otel v1.26.0
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go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.26.0
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go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.26.0
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go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.26.0
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go.opentelemetry.io/otel/sdk v1.26.0
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go.opentelemetry.io/otel/trace v1.26.0
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gopkg.in/Graylog2/go-gelf.v2 v2.0.0-20191017102106-1550ee647df0
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)
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require (
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github.com/andybalholm/brotli v1.0.5 // indirect
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github.com/cenkalti/backoff/v4 v4.3.0 // indirect
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github.com/go-logr/logr v1.4.1 // indirect
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github.com/go-logr/stdr v1.2.2 // indirect
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github.com/google/uuid v1.6.0 // indirect
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github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1 // indirect
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github.com/klauspost/compress v1.17.0 // indirect
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github.com/mattn/go-colorable v0.1.13 // indirect
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github.com/mattn/go-isatty v0.0.20 // indirect
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github.com/mattn/go-runewidth v0.0.15 // indirect
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github.com/rivo/uniseg v0.2.0 // indirect
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github.com/valyala/bytebufferpool v1.0.0 // indirect
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github.com/valyala/fasthttp v1.51.0 // indirect
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github.com/valyala/tcplisten v1.0.0 // indirect
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go.opentelemetry.io/otel/metric v1.26.0 // indirect
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go.opentelemetry.io/proto/otlp v1.2.0 // indirect
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golang.org/x/net v0.23.0 // indirect
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golang.org/x/sys v0.19.0 // indirect
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golang.org/x/text v0.14.0 // indirect
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google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de // indirect
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google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda // indirect
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google.golang.org/grpc v1.63.2 // indirect
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google.golang.org/protobuf v1.33.0 // indirect
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)
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107
go.sum
Normal file
107
go.sum
Normal file
@ -0,0 +1,107 @@
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github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
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github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
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github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
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github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
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github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
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github.com/go-logr/logr v1.2.3/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
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github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
|
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github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
|
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github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
|
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github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
|
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github.com/gofiber/fiber/v2 v2.31.0/go.mod h1:1Ega6O199a3Y7yDGuM9FyXDPYQfv+7/y48wl6WCwUF4=
|
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github.com/gofiber/fiber/v2 v2.52.4 h1:P+T+4iK7VaqUsq2PALYEfBBo6bJZ4q3FP8cZ84EggTM=
|
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github.com/gofiber/fiber/v2 v2.52.4/go.mod h1:KEOE+cXMhXG0zHc9d8+E38hoX+ZN7bhOtgeF2oT6jrQ=
|
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github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
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github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
|
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github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
|
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github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
|
||||
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
|
||||
github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1 h1:/c3QmbOGMGTOumP2iT/rCwB7b0QDGLKzqOmktBjT+Is=
|
||||
github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1/go.mod h1:5SN9VR2LTsRFsrEC6FHgRbTWrTHu6tqPeKxEQv15giM=
|
||||
github.com/klauspost/compress v1.15.0/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
|
||||
github.com/klauspost/compress v1.17.0 h1:Rnbp4K9EjcDuVuHtd0dgA4qNuv9yKDYKK1ulpJwgrqM=
|
||||
github.com/klauspost/compress v1.17.0/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
|
||||
github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
|
||||
github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
|
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github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
|
||||
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
|
||||
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
|
||||
github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
|
||||
github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/psmarcin/fiber-opentelemetry v1.2.0 h1:3e3bz1jmwKMnoM5RVU4YzMXBq8tZQzzMDyM7DW1mTz8=
|
||||
github.com/psmarcin/fiber-opentelemetry v1.2.0/go.mod h1:qcEVkzlD0GrjtCS+hd5/0QhbTOy12KNyaqmp4yfXi1c=
|
||||
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
|
||||
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
|
||||
github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
|
||||
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
|
||||
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
|
||||
github.com/valyala/fasthttp v1.34.0/go.mod h1:epZA5N+7pY6ZaEKRmstzOuYJx9HI8DI1oaCGZpdH4h0=
|
||||
github.com/valyala/fasthttp v1.51.0 h1:8b30A5JlZ6C7AS81RsWjYMQmrZG6feChmgAolCl1SqA=
|
||||
github.com/valyala/fasthttp v1.51.0/go.mod h1:oI2XroL+lI7vdXyYoQk03bXBThfFl2cVdIA3Xl7cH8g=
|
||||
github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
|
||||
github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
|
||||
go.opentelemetry.io/otel v1.6.3/go.mod h1:7BgNga5fNlF/iZjG06hM3yofffp0ofKCDwSXx1GC4dI=
|
||||
go.opentelemetry.io/otel v1.26.0 h1:LQwgL5s/1W7YiiRwxf03QGnWLb2HW4pLiAhaA5cZXBs=
|
||||
go.opentelemetry.io/otel v1.26.0/go.mod h1:UmLkJHUAidDval2EICqBMbnAd0/m2vmpf/dAM+fvFs4=
|
||||
go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.26.0 h1:1u/AyyOqAWzy+SkPxDpahCNZParHV8Vid1RnI2clyDE=
|
||||
go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.26.0/go.mod h1:z46paqbJ9l7c9fIPCXTqTGwhQZ5XoTIsfeFYWboizjs=
|
||||
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.26.0 h1:1wp/gyxsuYtuE/JFxsQRtcCDtMrO2qMvlfXALU5wkzI=
|
||||
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.26.0/go.mod h1:gbTHmghkGgqxMomVQQMur1Nba4M0MQ8AYThXDUjsJ38=
|
||||
go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.26.0 h1:0W5o9SzoR15ocYHEQfvfipzcNog1lBxOLfnex91Hk6s=
|
||||
go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.26.0/go.mod h1:zVZ8nz+VSggWmnh6tTsJqXQ7rU4xLwRtna1M4x5jq58=
|
||||
go.opentelemetry.io/otel/metric v1.26.0 h1:7S39CLuY5Jgg9CrnA9HHiEjGMF/X2VHvoXGgSllRz30=
|
||||
go.opentelemetry.io/otel/metric v1.26.0/go.mod h1:SY+rHOI4cEawI9a7N1A4nIg/nTQXe1ccCNWYOJUrpX4=
|
||||
go.opentelemetry.io/otel/sdk v1.26.0 h1:Y7bumHf5tAiDlRYFmGqetNcLaVUZmh4iYfmGxtmz7F8=
|
||||
go.opentelemetry.io/otel/sdk v1.26.0/go.mod h1:0p8MXpqLeJ0pzcszQQN4F0S5FVjBLgypeGSngLsmirs=
|
||||
go.opentelemetry.io/otel/trace v1.6.3/go.mod h1:GNJQusJlUgZl9/TQBPKU/Y/ty+0iVB5fjhKeJGZPGFs=
|
||||
go.opentelemetry.io/otel/trace v1.26.0 h1:1ieeAUb4y0TE26jUFrCIXKpTuVK7uJGN9/Z/2LP5sQA=
|
||||
go.opentelemetry.io/otel/trace v1.26.0/go.mod h1:4iDxvGDQuUkHve82hJJ8UqrwswHYsZuWCBllGV2U2y0=
|
||||
go.opentelemetry.io/proto/otlp v1.2.0 h1:pVeZGk7nXDC9O2hncA6nHldxEjm6LByfA2aN8IOkz94=
|
||||
go.opentelemetry.io/proto/otlp v1.2.0/go.mod h1:gGpR8txAl5M03pDhMC79G6SdqNV26naRm/KDsgaHD8A=
|
||||
golang.org/x/crypto v0.0.0-20220214200702-86341886e292/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
|
||||
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
||||
golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
|
||||
golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
|
||||
golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
|
||||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
|
||||
golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
|
||||
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
|
||||
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
|
||||
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de h1:F6qOa9AZTYJXOUEr4jDysRDLrm4PHePlge4v4TGAlxY=
|
||||
google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:VUhTRKeHn9wwcdrk73nvdC9gF178Tzhmt/qyaFcPLSo=
|
||||
google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de h1:jFNzHPIeuzhdRwVhbZdiym9q0ory/xY3sA+v2wPg8I0=
|
||||
google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:5iCWqnniDlqZHrd3neWVTOwvh/v6s3232omMecelax8=
|
||||
google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda h1:LI5DOvAxUPMv/50agcLLoo+AdWc1irS9Rzz4vPuD1V4=
|
||||
google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda/go.mod h1:WtryC6hu0hhx87FDGxWCDptyssuo68sk10vYjF+T9fY=
|
||||
google.golang.org/grpc v1.63.2 h1:MUeiw1B2maTVZthpU5xvASfTh3LDbxHd6IJ6QQVU+xM=
|
||||
google.golang.org/grpc v1.63.2/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
|
||||
google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
|
||||
google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
gopkg.in/Graylog2/go-gelf.v2 v2.0.0-20191017102106-1550ee647df0 h1:Xg23ydYYJLmb9AK3XdcEpplHZd1MpN3X2ZeeMoBClmY=
|
||||
gopkg.in/Graylog2/go-gelf.v2 v2.0.0-20191017102106-1550ee647df0/go.mod h1:CeDeqW4tj9FrgZXF/dQCWZrBdcZWWBenhJtxLH4On2g=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
68
pkg/gelf_exporter/config.go
Normal file
68
pkg/gelf_exporter/config.go
Normal file
@ -0,0 +1,68 @@
|
||||
package gelfexporter
|
||||
|
||||
type config struct {
|
||||
GelfUrl string
|
||||
}
|
||||
|
||||
// newConfig creates a validated Config configured with options.
|
||||
func newConfig(options ...Option) (config, error) {
|
||||
cfg := config{}
|
||||
for _, opt := range options {
|
||||
cfg = opt.apply(cfg)
|
||||
}
|
||||
return cfg, nil
|
||||
}
|
||||
|
||||
// Option sets the value of an option for a Config.
|
||||
type Option interface {
|
||||
apply(config) config
|
||||
}
|
||||
|
||||
// WithWriter sets the export stream destination.
|
||||
// func WithWriter(w io.Writer) Option {
|
||||
// return writerOption{w}
|
||||
// }
|
||||
|
||||
// type writerOption struct {
|
||||
// W *gelf.Writer
|
||||
// }
|
||||
|
||||
// func (o writerOption) apply(cfg config) config {
|
||||
// cfg.Writer = o.W
|
||||
// return cfg
|
||||
// }
|
||||
|
||||
func WithGelfUrl(url string) Option {
|
||||
return gelfUrlOption(url)
|
||||
}
|
||||
|
||||
type gelfUrlOption string
|
||||
|
||||
func (o gelfUrlOption) apply(cfg config) config {
|
||||
cfg.GelfUrl = string(o)
|
||||
return cfg
|
||||
}
|
||||
|
||||
// // WithPrettyPrint prettifies the emitted output.
|
||||
// func WithPrettyPrint() Option {
|
||||
// return prettyPrintOption(true)
|
||||
// }
|
||||
|
||||
// type prettyPrintOption bool
|
||||
|
||||
// func (o prettyPrintOption) apply(cfg config) config {
|
||||
// cfg.PrettyPrint = bool(o)
|
||||
// return cfg
|
||||
// }
|
||||
|
||||
// // WithoutTimestamps sets the export stream to not include timestamps.
|
||||
// func WithoutTimestamps() Option {
|
||||
// return timestampsOption(false)
|
||||
// }
|
||||
|
||||
// type timestampsOption bool
|
||||
|
||||
// func (o timestampsOption) apply(cfg config) config {
|
||||
// cfg.Timestamps = bool(o)
|
||||
// return cfg
|
||||
// }
|
||||
46
pkg/gelf_exporter/gelf.go
Normal file
46
pkg/gelf_exporter/gelf.go
Normal file
@ -0,0 +1,46 @@
|
||||
package gelfexporter
|
||||
|
||||
import (
|
||||
"log"
|
||||
"maal/tracer/pkg/level"
|
||||
"time"
|
||||
|
||||
"gopkg.in/Graylog2/go-gelf.v2/gelf"
|
||||
)
|
||||
|
||||
type GELFMessage struct {
|
||||
// Name of the application
|
||||
Host string `json:"host"`
|
||||
// Short, descriptive message
|
||||
ShortMessage string `json:"short_message"`
|
||||
// Optional long message.
|
||||
LongMessage string `json:"long_message,omitempty"`
|
||||
// Timestamp in Unix
|
||||
Timestamp time.Time `json:"timestamp"`
|
||||
// Severity level matching Syslog standard.
|
||||
Level level.SyslogLevel `json:"level"`
|
||||
|
||||
// All additional field names must start with an underline.
|
||||
ExtraFields map[string]interface{} `json:"extrafields,omitempty"`
|
||||
}
|
||||
|
||||
func Log(writer *gelf.UDPWriter, msg GELFMessage) {
|
||||
if writer != nil {
|
||||
err := writer.WriteMessage(msg.GELFFormat())
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (g GELFMessage) GELFFormat() *gelf.Message {
|
||||
return &gelf.Message{
|
||||
Version: "1.1",
|
||||
Host: g.Host,
|
||||
Short: g.ShortMessage,
|
||||
Full: g.LongMessage,
|
||||
TimeUnix: float64(g.Timestamp.Unix()),
|
||||
Level: int32(g.Level),
|
||||
Extra: g.ExtraFields,
|
||||
}
|
||||
}
|
||||
104
pkg/gelf_exporter/trace.go
Normal file
104
pkg/gelf_exporter/trace.go
Normal file
@ -0,0 +1,104 @@
|
||||
package gelfexporter
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"go.opentelemetry.io/otel/sdk/trace"
|
||||
"go.opentelemetry.io/otel/sdk/trace/tracetest"
|
||||
"gopkg.in/Graylog2/go-gelf.v2/gelf"
|
||||
)
|
||||
|
||||
var zeroTime time.Time
|
||||
|
||||
var _ trace.SpanExporter = &Exporter{}
|
||||
|
||||
// New creates an Exporter with the passed options.
|
||||
func New(options ...Option) (*Exporter, error) {
|
||||
cfg, err := newConfig(options...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
writer, err := gelf.NewUDPWriter(cfg.GelfUrl)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return &Exporter{
|
||||
gelfWriter: writer,
|
||||
}, nil
|
||||
|
||||
}
|
||||
|
||||
// Exporter is an implementation of trace.SpanSyncer that writes spans to stdout.
|
||||
type Exporter struct {
|
||||
timestamps bool
|
||||
gelfWriter *gelf.UDPWriter
|
||||
|
||||
stoppedMu sync.RWMutex
|
||||
stopped bool
|
||||
}
|
||||
|
||||
// ExportSpans writes spans in json format to stdout.
|
||||
func (e *Exporter) ExportSpans(ctx context.Context, spans []trace.ReadOnlySpan) error {
|
||||
if err := ctx.Err(); err != nil {
|
||||
return err
|
||||
}
|
||||
e.stoppedMu.RLock()
|
||||
stopped := e.stopped
|
||||
e.stoppedMu.RUnlock()
|
||||
if stopped {
|
||||
return nil
|
||||
}
|
||||
|
||||
if len(spans) == 0 {
|
||||
return nil
|
||||
}
|
||||
|
||||
stubs := tracetest.SpanStubsFromReadOnlySpans(spans)
|
||||
|
||||
for i := range stubs {
|
||||
stub := &stubs[i]
|
||||
// Remove timestamps
|
||||
if !e.timestamps {
|
||||
stub.StartTime = zeroTime
|
||||
stub.EndTime = zeroTime
|
||||
for j := range stub.Events {
|
||||
ev := &stub.Events[j]
|
||||
ev.Time = zeroTime
|
||||
}
|
||||
}
|
||||
|
||||
fmt.Printf("stub: %v\n", stub)
|
||||
|
||||
Log(e.gelfWriter, GELFMessage{
|
||||
Host: "test",
|
||||
ShortMessage: "test",
|
||||
})
|
||||
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Shutdown is called to stop the exporter, it performs no action.
|
||||
func (e *Exporter) Shutdown(ctx context.Context) error {
|
||||
e.stoppedMu.Lock()
|
||||
e.stopped = true
|
||||
e.stoppedMu.Unlock()
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// // MarshalLog is the marshaling function used by the logging system to represent this Exporter.
|
||||
// func (e *Exporter) MarshalLog() interface{} {
|
||||
// return struct {
|
||||
// Type string
|
||||
// WithTimestamps bool
|
||||
// }{
|
||||
// Type: "stdout",
|
||||
// WithTimestamps: e.timestamps,
|
||||
// }
|
||||
// }
|
||||
84
pkg/level/level.go
Normal file
84
pkg/level/level.go
Normal file
@ -0,0 +1,84 @@
|
||||
package level
|
||||
|
||||
import (
|
||||
"go.opentelemetry.io/otel/attribute"
|
||||
"go.opentelemetry.io/otel/trace"
|
||||
)
|
||||
|
||||
type SyslogLevel uint8
|
||||
|
||||
const (
|
||||
EMERG SyslogLevel = iota
|
||||
ALERT
|
||||
CRIT
|
||||
ERR
|
||||
WARNING
|
||||
NOTICE
|
||||
INFO
|
||||
DEBUG
|
||||
)
|
||||
|
||||
// Level Keyword Description
|
||||
// 0 emergencies System is unusable
|
||||
// 1 alerts Immediate action is needed
|
||||
// 2 critical Critical conditions exist
|
||||
// 3 errors Error conditions exist
|
||||
// 4 warnings Warning conditions exist
|
||||
// 5 notification Normal, but significant, conditions exist
|
||||
// 6 informational Informational messages
|
||||
// 7 debugging Debugging messages
|
||||
|
||||
func (l SyslogLevel) String() string {
|
||||
switch l {
|
||||
case EMERG:
|
||||
return "EMERG"
|
||||
case ALERT:
|
||||
return "ALERT"
|
||||
case CRIT:
|
||||
return "CRIT"
|
||||
case ERR:
|
||||
return "ERR"
|
||||
case WARNING:
|
||||
return "WARN"
|
||||
case NOTICE:
|
||||
return "NOTICE"
|
||||
case INFO:
|
||||
return "INFO"
|
||||
case DEBUG:
|
||||
return "DEBUG"
|
||||
default:
|
||||
return "CRIT"
|
||||
}
|
||||
}
|
||||
|
||||
func LevelFromString(level string) SyslogLevel {
|
||||
switch level {
|
||||
case "EMERG":
|
||||
return EMERG
|
||||
case "ALERT":
|
||||
return ALERT
|
||||
case "CRIT":
|
||||
return CRIT
|
||||
case "ERR":
|
||||
return ERR
|
||||
case "WARN":
|
||||
return WARNING
|
||||
case "NOTICE":
|
||||
return NOTICE
|
||||
case "INFO":
|
||||
return INFO
|
||||
case "DEBUG":
|
||||
return DEBUG
|
||||
default:
|
||||
return CRIT
|
||||
}
|
||||
}
|
||||
|
||||
func (lvl SyslogLevel) SetAttribute(att ...attribute.KeyValue) trace.SpanStartEventOption {
|
||||
|
||||
att = append(att, attribute.Int("level", int(lvl)))
|
||||
|
||||
return trace.WithAttributes(
|
||||
att...,
|
||||
)
|
||||
}
|
||||
160
pkg/tracer/middleware.go
Normal file
160
pkg/tracer/middleware.go
Normal file
@ -0,0 +1,160 @@
|
||||
package tracer
|
||||
|
||||
import (
|
||||
"context"
|
||||
"log"
|
||||
gelfexporter "maal/tracer/pkg/gelf_exporter"
|
||||
"os"
|
||||
|
||||
"github.com/gofiber/fiber/v2"
|
||||
fiberOpentelemetry "github.com/psmarcin/fiber-opentelemetry/pkg/fiber-otel"
|
||||
"go.opentelemetry.io/otel"
|
||||
"go.opentelemetry.io/otel/attribute"
|
||||
"go.opentelemetry.io/otel/codes"
|
||||
"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
|
||||
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
|
||||
"go.opentelemetry.io/otel/exporters/stdout/stdouttrace"
|
||||
"go.opentelemetry.io/otel/sdk/resource"
|
||||
trc "go.opentelemetry.io/otel/sdk/trace"
|
||||
semconv "go.opentelemetry.io/otel/semconv/v1.4.0"
|
||||
trace "go.opentelemetry.io/otel/trace"
|
||||
)
|
||||
|
||||
var (
|
||||
TracingError error = nil
|
||||
TP trc.TracerProvider
|
||||
)
|
||||
|
||||
type CustomExporter struct {
|
||||
jaeger *otlptrace.Exporter
|
||||
stdouttrace *stdouttrace.Exporter
|
||||
}
|
||||
|
||||
type Config struct {
|
||||
AppName string
|
||||
JaegerUrl string
|
||||
GelfUrl string
|
||||
Version string
|
||||
}
|
||||
|
||||
func NewCustomExporter(jaegerUrl string) (trc.SpanExporter, error) {
|
||||
var jaeg *otlptrace.Exporter
|
||||
var outrace *stdouttrace.Exporter
|
||||
var err error
|
||||
|
||||
outrace, err = stdouttrace.New(
|
||||
stdouttrace.WithWriter(os.Stdout),
|
||||
stdouttrace.WithPrettyPrint(),
|
||||
stdouttrace.WithoutTimestamps(),
|
||||
)
|
||||
if err != nil {
|
||||
return &CustomExporter{}, err
|
||||
}
|
||||
|
||||
if len(jaegerUrl) > 0 {
|
||||
jaeg = otlptracehttp.NewUnstarted(otlptracehttp.WithEndpointURL(jaegerUrl))
|
||||
}
|
||||
|
||||
return &CustomExporter{
|
||||
jaeger: jaeg,
|
||||
stdouttrace: outrace,
|
||||
}, nil
|
||||
|
||||
}
|
||||
|
||||
func (e *CustomExporter) ExportSpans(ctx context.Context, spans []trc.ReadOnlySpan) error {
|
||||
if TracingError == nil {
|
||||
if e.jaeger != nil {
|
||||
err := e.jaeger.ExportSpans(ctx, spans)
|
||||
return err
|
||||
} else {
|
||||
return e.printOnlyOnError(ctx, spans)
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (e *CustomExporter) printOnlyOnError(ctx context.Context, spans []trc.ReadOnlySpan) error {
|
||||
var err error
|
||||
for _, s := range spans {
|
||||
if s.Status().Code == codes.Error {
|
||||
err = e.stdouttrace.ExportSpans(ctx, spans)
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func (e *CustomExporter) Shutdown(ctx context.Context) error {
|
||||
if e.jaeger != nil {
|
||||
e.stdouttrace.Shutdown(ctx)
|
||||
return e.jaeger.Shutdown(ctx)
|
||||
} else {
|
||||
return e.stdouttrace.Shutdown(ctx)
|
||||
}
|
||||
}
|
||||
|
||||
func newResource(config Config) *resource.Resource {
|
||||
r := resource.NewWithAttributes(
|
||||
semconv.SchemaURL,
|
||||
semconv.ServiceNameKey.String(config.AppName),
|
||||
semconv.ServiceVersionKey.String(config.Version),
|
||||
attribute.String("service.provider", "maal"),
|
||||
)
|
||||
return r
|
||||
}
|
||||
|
||||
func NewTracer(config Config) func(*fiber.Ctx) error {
|
||||
l := log.New(os.Stdout, "", 0)
|
||||
|
||||
var tracerProviders []trc.TracerProviderOption
|
||||
|
||||
otlpExporter := otlptracehttp.NewUnstarted(otlptracehttp.WithEndpointURL(config.JaegerUrl))
|
||||
|
||||
gelfExporter, err := gelfexporter.New(gelfexporter.WithGelfUrl(config.GelfUrl))
|
||||
if err != nil {
|
||||
l.Fatal(err)
|
||||
}
|
||||
tracerProviders = append(tracerProviders, trc.WithBatcher(otlpExporter))
|
||||
tracerProviders = append(tracerProviders, trc.WithBatcher(gelfExporter))
|
||||
|
||||
tracerProviders = append(tracerProviders, trc.WithResource(newResource(config)))
|
||||
|
||||
TP = *trc.NewTracerProvider(tracerProviders...)
|
||||
|
||||
otel.SetTracerProvider(&TP)
|
||||
otel.SetErrorHandler(otel.ErrorHandlerFunc(func(err error) {
|
||||
if err != TracingError {
|
||||
TracingError = err
|
||||
log.Println(err)
|
||||
}
|
||||
}))
|
||||
|
||||
tracer := TP.Tracer("fiber-otel-router")
|
||||
|
||||
return fiberOpentelemetry.New(
|
||||
fiberOpentelemetry.Config{
|
||||
Tracer: tracer,
|
||||
SpanName: "{{ .Method }} {{ .Path }}",
|
||||
TracerStartAttributes: []trace.SpanStartOption{
|
||||
trace.WithSpanKind(trace.SpanKindServer),
|
||||
trace.WithNewRoot(),
|
||||
},
|
||||
},
|
||||
)
|
||||
}
|
||||
|
||||
func ShutdownTracer() {
|
||||
if err := TP.Shutdown(context.Background()); err != nil {
|
||||
log.Fatal(err)
|
||||
}
|
||||
}
|
||||
|
||||
func Handler(fc *fiber.Ctx) (context.Context, trace.Span) {
|
||||
simpleCtx, span := fiberOpentelemetry.Tracer.Start(fc.UserContext(), fc.OriginalURL())
|
||||
fc.SetUserContext(simpleCtx)
|
||||
|
||||
span.SetAttributes(attribute.String("service.layer", "handler"))
|
||||
|
||||
return simpleCtx, span
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user