Apply Code Coverage Badge

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

.gitea/ISSUE_TEMPLATE/question.md

@@ -1,14 +0,0 @@
----
-name: Question
-about: Ask a question about go-micro
-title: ''
-labels: ''
-assignees: ''
-
----
-
-Before asking, please check if your question has already been answered: 
-
-1. Check the documentation - https://micro.mu/docs/
-2. Check the examples and plugins - https://github.com/micro/examples & https://github.com/micro/go-plugins
-3. Search existing issues

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,6 +1,6 @@
 ---
 name: Bug report
-about: For reporting bugs in go-micro
+about: For reporting bugs in micro
 title: "[BUG]"
 labels: ''
 assignees: ''
@@ -16,9 +16,3 @@ assignees: ''
 **How to reproduce the bug:**
 
 If possible, please include a minimal code snippet here.
-
-**Environment:**
-Go Version: please paste `go version` output here
-```
-please paste `go env` output here
-```

.github/ISSUE_TEMPLATE/feature-request---enhancement.md

@@ -1,6 +1,6 @@
 ---
 name: Feature request / Enhancement
-about: If you have a need not served by go-micro
+about: If you have a need not served by micro
 title: "[FEATURE]"
 labels: ''
 assignees: ''

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,8 @@
+---
+name: Question
+about: Ask a question about micro
+title: ''
+labels: ''
+assignees: ''
+
+---

.github/autoapprove.yml

@@ -0,0 +1,28 @@
+name: "autoapprove"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+  workflow_run:
+    workflows: ["prbuild"]
+    types:
+      - completed
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  autoapprove:
+    runs-on: ubuntu-latest
+    steps:
+      - name: approve
+        run: [ "curl -o tea https://dl.gitea.com/tea/main/tea-main-linux-amd64",
+               "chmod +x ./tea",
+               "./tea login add --name unistack --token ${{ secrets.GITHUB_TOKEN }} --url https://git.unistack.org",
+               "./tea pr --repo ${{ github.event.repository.name }}"
+        ]
+        if: github.actor == 'vtolstov'
+        id: approve
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/job_coverage.yml

@@ -0,0 +1,53 @@
+name: coverage
+
+on:
+  push:
+    branches: [ main, v3, v4 ]
+    paths-ignore:
+      - '.github/**'
+      - '.gitea/**'
+  pull_request:
+    branches: [ main, v3, v4 ]
+
+jobs:
+
+  build:
+    if: github.server_url != 'https://github.com'
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout code
+      uses: actions/checkout@v4
+      with:
+        filter: 'blob:none'
+
+    - name: setup go
+      uses: actions/setup-go@v5
+      with:
+        cache-dependency-path: "**/*.sum"
+        go-version: 'stable'
+
+    - name: test coverage
+      run: |
+        go test -v -cover ./... -covermode=count -coverprofile coverage.out -coverpkg ./...
+        go tool cover -func coverage.out -o coverage.out
+
+    - name: coverage badge
+      uses: tj-actions/coverage-badge-go@v2
+      with:
+        green: 80
+        filename: coverage.out
+
+    - uses: stefanzweifel/git-auto-commit-action@v4
+      name: autocommit
+      with:
+        commit_message: Apply Code Coverage Badge
+        skip_fetch: false
+        skip_checkout: false
+        file_pattern: ./README.md
+
+    - name: push
+      if: steps.auto-commit-action.outputs.changes_detected == 'true'
+      uses: ad-m/github-push-action@master
+      with:
+        github_token: ${{ github.token }}
+        branch: ${{ github.ref }}

.github/workflows/job_lint.yml

@@ -3,10 +3,10 @@ name: lint
 on:
   pull_request:
     types: [opened, reopened, synchronize]
-    branches:
+    branches: [ master, v3, v4 ]
-    - master
+    paths-ignore:
-    - v3
+      - '.github/**'
-    - v4
+      - '.gitea/**'
 
 jobs:
   lint:
@@ -24,6 +24,6 @@ jobs:
     - name: setup deps
       run: go get -v ./...
     - name: run lint
-      uses: https://github.com/golangci/golangci-lint-action@v6
+      uses: golangci/golangci-lint-action@v6
       with:
         version: 'latest'

.github/workflows/job_sync.yml

@@ -0,0 +1,94 @@
+name: sync
+
+on:
+  schedule:
+    - cron: '*/5 * * * *'
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  sync:
+    if: github.server_url != 'https://github.com'
+    runs-on: ubuntu-latest
+    steps:
+    - name: init
+      run: |
+        git config --global user.email "vtolstov <vtolstov@users.noreply.github.com>"
+        git config --global user.name "github-actions[bot]"
+        echo "machine git.unistack.org login vtolstov password ${{ secrets.TOKEN_GITEA }}" >> /root/.netrc
+        echo "machine github.com login vtolstov password ${{ secrets.TOKEN_GITHUB }}" >> /root/.netrc
+
+    - name: check master
+      id: check_master
+      run: |
+        src_hash=$(git ls-remote https://github.com/${GITHUB_REPOSITORY} refs/heads/master | cut -f1)
+        dst_hash=$(git ls-remote ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} refs/heads/master | cut -f1)
+        echo "src_hash=$src_hash"
+        echo "dst_hash=$dst_hash"
+        if [ "$src_hash" != "$dst_hash" ]; then
+          echo "sync_needed=true" >> $GITHUB_OUTPUT
+        else
+          echo "sync_needed=false" >> $GITHUB_OUTPUT
+        fi
+
+    - name: sync master
+      if: steps.check_master.outputs.sync_needed == 'true'
+      run: |
+        git clone --filter=blob:none --filter=tree:0 --branch master --single-branch ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} repo
+        cd repo
+        git remote add --no-tags --fetch --track master upstream https://github.com/${GITHUB_REPOSITORY}
+        git pull --rebase upstream master
+        git push upstream master --progress
+        git push origin master --progress
+        cd ../
+        rm -rf repo
+
+    - name: check v3
+      id: check_v3
+      run: |
+        src_hash=$(git ls-remote https://github.com/${GITHUB_REPOSITORY} refs/heads/v3 | cut -f1)
+        dst_hash=$(git ls-remote ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} refs/heads/v3 | cut -f1)
+        echo "src_hash=$src_hash"
+        echo "dst_hash=$dst_hash"
+        if [ "$src_hash" != "$dst_hash" ]; then
+          echo "sync_needed=true" >> $GITHUB_OUTPUT
+        else
+          echo "sync_needed=false" >> $GITHUB_OUTPUT
+        fi
+
+    - name: sync v3
+      if: steps.check_v3.outputs.sync_needed == 'true'
+      run: |
+        git clone --filter=blob:none --filter=tree:0 --branch v3 --single-branch ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} repo
+        cd repo
+        git remote add --no-tags --fetch --track v3 upstream https://github.com/${GITHUB_REPOSITORY}
+        git pull --rebase upstream v3
+        git push upstream v3 --progress
+        git push origin v3 --progress
+        cd ../
+        rm -rf repo
+
+    - name: check v4
+      id: check_v4
+      run: |
+        src_hash=$(git ls-remote https://github.com/${GITHUB_REPOSITORY} refs/heads/v4 | cut -f1)
+        dst_hash=$(git ls-remote ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} refs/heads/v4 | cut -f1)
+        echo "src_hash=$src_hash"
+        echo "dst_hash=$dst_hash"
+        if [ "$src_hash" != "$dst_hash" ]; then
+          echo "sync_needed=true" >> $GITHUB_OUTPUT
+        else
+          echo "sync_needed=false" >> $GITHUB_OUTPUT
+        fi
+
+    - name: sync v4
+      if: steps.check_v4.outputs.sync_needed == 'true'
+      run: |
+        git clone --filter=blob:none --filter=tree:0 --branch v4 --single-branch ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY} repo
+        cd repo
+        git remote add --no-tags --fetch --track v4 upstream https://github.com/${GITHUB_REPOSITORY}
+        git pull --rebase upstream v4
+        git push upstream v4 --progress
+        git push origin v4 --progress
+        cd ../
+        rm -rf repo

.github/workflows/job_test.yml

@@ -3,15 +3,12 @@ name: test
 on:
   pull_request:
     types: [opened, reopened, synchronize]
-    branches:
+    branches: [ master, v3, v4 ]
-    - master
-    - v3
-    - v4
   push:
-    branches:
+    branches: [ master, v3, v4 ]
-    - master
+    paths-ignore:
-    - v3
+      - '.github/**'
-    - v4
+      - '.gitea/**'
 
 jobs:
   test:

.github/workflows/job_tests.yml

@@ -3,15 +3,12 @@ name: test
 on:
   pull_request:
     types: [opened, reopened, synchronize]
-    branches:
+    branches: [ master, v3, v4 ]
-    - master
-    - v3
-    - v4
   push:
-    branches:
+    branches: [ master, v3, v4 ]
-    - master
+    paths-ignore:
-    - v3
+      - '.github/**'
-    - v4
+      - '.gitea/**'
 
 jobs:
   test:
@@ -35,19 +32,19 @@ jobs:
         go-version: 'stable'
     - name: setup go work
       env:
-        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+        GOWORK: ${{ github.workspace }}/go.work
       run: |
         go work init
         go work use .
         go work use micro-tests
     - name: setup deps
       env:
-        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+        GOWORK: ${{ github.workspace }}/go.work
       run: go get -v ./...
     - name: run tests
       env:
         INTEGRATION_TESTS: yes
-        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+        GOWORK: ${{ github.workspace }}/go.work
       run: |
         cd micro-tests
         go test -mod readonly -v ./... || true

.golangci.yml

@@ -1,5 +1,5 @@
 run:
   concurrency: 8
-  deadline: 5m
+  timeout: 5m
   issues-exit-code: 1
   tests: true

README.md

@@ -1 +1,2 @@
 # micro-tracer-opentracing
+![Coverage](https://img.shields.io/badge/Coverage-36.4%25-yellow)

go.mod

@@ -1,10 +1,17 @@
 module go.unistack.org/micro-tracer-opentracing/v4
 
-go 1.20
+go 1.22.0
+
+toolchain go1.23.4
 
 require (
 	github.com/opentracing/opentracing-go v1.2.0
-	go.unistack.org/micro/v4 v4.0.13
+	go.opentelemetry.io/otel v1.35.0
+	go.unistack.org/micro/v4 v4.1.14
 )
 
-require github.com/stretchr/testify v1.8.3 // indirect
+require (
+	github.com/ash3in/uuidv8 v1.2.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/matoous/go-nanoid v1.5.1 // indirect
+)

go.sum

@@ -1,13 +1,30 @@
+github.com/DATA-DOG/go-sqlmock v1.5.2 h1:OcvFkGmslmlZibjAjaHm3L//6LiuBgolP7OputlJIzU=
+github.com/DATA-DOG/go-sqlmock v1.5.2/go.mod h1:88MAG/4G7SMwSE3CeA0ZKzrT5CiOU3OJ+JlNzwDqpNU=
+github.com/ash3in/uuidv8 v1.2.0 h1:2oogGdtCPwaVtyvPPGin4TfZLtOGE5F+W++E880G6SI=
+github.com/ash3in/uuidv8 v1.2.0/go.mod h1:BnU0wJBxnzdEKmVg4xckBkD+VZuecTFTUP3M0dWgyY4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
+github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
+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/matoous/go-nanoid v1.5.1 h1:aCjdvTyO9LLnTIi0fgdXhOPPvOHjpXN6Ik9DaNjIct4=
+github.com/matoous/go-nanoid v1.5.1/go.mod h1:zyD2a71IubI24efhpvkJz+ZwfwagzgSO6UNiFsZKN7U=
 github.com/opentracing/opentracing-go v1.2.0 h1:uEJPy/1a5RIPAJ0Ov+OIO8OxWu77jEv+1B0VhjKrZUs=
 github.com/opentracing/opentracing-go v1.2.0/go.mod h1:GxEUsuufX4nBwe+T+Wl9TAgYrxe9dPLANfrWvHYVTgc=
-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/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
+github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
-github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-go.unistack.org/micro/v4 v4.0.13 h1:wyprk+KNAv/zR6bri6p6ucmXcJ9WyZ/vzru4zjPd8dA=
+go.opentelemetry.io/otel v1.35.0 h1:xKWKPxrxB6OtMCbmMY021CqC45J+3Onta9MqjhnusiQ=
-go.unistack.org/micro/v4 v4.0.13/go.mod h1:ZDgU9931vm2l7X6RN/6UuwRIVp24GRdmQ7dKmegArk4=
+go.opentelemetry.io/otel v1.35.0/go.mod h1:UEqy8Zp11hpkUrL73gSlELM0DupHoiq72dR+Zqel/+Y=
+go.unistack.org/micro/v4 v4.1.6 h1:sYLpe1Vd8/lDwddtV0BLTvJ+i+fllXAS4fZngT1wKZ4=
+go.unistack.org/micro/v4 v4.1.6/go.mod h1:lr3oYED8Ay1vjK68QqRw30QOtdk/ffpZqMFDasOUhKw=
+go.unistack.org/micro/v4 v4.1.14 h1:6EotPq9kz/gaFb5YulHdKuuUwmj/7Hk44DpOlzh/A6k=
+go.unistack.org/micro/v4 v4.1.14/go.mod h1:xleO2M5Yxh4s6I+RUcLrEpUjobefh+71ctrdIfn7TUs=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

opentracing.go

@@ -3,14 +3,13 @@ package opentracing
 import (
 	"context"
 	"errors"
-	"fmt"
+	"strings"
 
 	ot "github.com/opentracing/opentracing-go"
 	otlog "github.com/opentracing/opentracing-go/log"
+	"go.opentelemetry.io/otel/attribute"
 	"go.unistack.org/micro/v4/metadata"
-	"go.unistack.org/micro/v4/options"
 	"go.unistack.org/micro/v4/tracer"
-	rutil "go.unistack.org/micro/v4/util/reflect"
 )
 
 var _ tracer.Tracer = &otTracer{}
@@ -28,11 +27,9 @@ func (t *otTracer) Flush(ctx context.Context) error {
 	return nil
 }
 
-func (t *otTracer) Init(opts ...options.Option) error {
+func (t *otTracer) Init(opts ...tracer.Option) error {
 	for _, o := range opts {
-		if err := o(&t.opts); err != nil {
+		o(&t.opts)
-			return err
-		}
 	}
 
 	if tr, ok := t.opts.Context.Value(tracerKey{}).(ot.Tracer); ok {
@@ -44,13 +41,22 @@ func (t *otTracer) Init(opts ...options.Option) error {
 	return nil
 }
 
-type spanContext interface {
+type otSpanContext interface {
 	TraceID() idStringer
 	SpanID() idStringer
 }
 
-func (t *otTracer) Start(ctx context.Context, name string, opts ...options.Option) (context.Context, tracer.Span) {
+func (t *otTracer) Start(ctx context.Context, name string, opts ...tracer.SpanOption) (context.Context, tracer.Span) {
 	options := tracer.NewSpanOptions(opts...)
+
+	if len(options.Labels)%2 != 0 {
+		options.Labels = options.Labels[:len(options.Labels)-1]
+	}
+
+	for _, fn := range t.opts.ContextAttrFuncs {
+		options.Labels = append(options.Labels, fn(ctx)...)
+	}
+
 	var span ot.Span
 	switch options.Kind {
 	case tracer.SpanKindUnspecified:
@@ -66,18 +72,41 @@ func (t *otTracer) Start(ctx context.Context, name string, opts ...options.Optio
 	sp := &otSpan{span: span, opts: options}
 
 	spctx := span.Context()
-	if v, ok := spctx.(spanContext); ok {
+
-		sp.traceID = v.TraceID().String()
+	var traceID, spanID, parentID string
-		sp.spanID = v.SpanID().String()
+
+	if v, ok := spctx.(otSpanContext); ok {
+		traceID = v.TraceID().String()
+		spanID = v.SpanID().String()
 	} else {
-		if val, err := rutil.StructFieldByName(spctx, "TraceID"); err == nil {
+		carrier := make(map[string]string, 1)
-			sp.traceID = fmt.Sprintf("%v", val)
+		_ = span.Tracer().Inject(spctx, ot.TextMap, ot.TextMapCarrier(carrier))
-		}
+		for k, v := range carrier {
-		if val, err := rutil.StructFieldByName(spctx, "SpanID"); err == nil {
+			switch k {
-			sp.spanID = fmt.Sprintf("%v", val)
+			case "mockpfx-ids-sampled":
+				continue
+			case "mockpfx-ids-spanid":
+				spanID = v
+			case "mockpfx-ids-traceid":
+				traceID = v
+			default: // reasonable default
+				p := strings.Split(v, ":")
+				traceID = p[0]
+				spanID = p[1]
+				parentID = p[2]
+			case "uber-trace-id": // jaeger trace span
+				p := strings.Split(v, ":")
+				traceID = p[0]
+				spanID = p[1]
+				parentID = p[2]
+			}
 		}
 	}
 
+	sp.traceID = traceID
+	sp.spanID = spanID
+	sp.parentID = parentID
+
 	return tracer.NewSpanContext(ctx, sp), sp
 }
 
@@ -93,9 +122,12 @@ type otSpan struct {
 	span      ot.Span
 	spanID    string
 	traceID   string
+	parentID  string
 	opts      tracer.SpanOptions
 	status    tracer.SpanStatus
 	statusMsg string
+	labels    []interface{}
+	finished  bool
 }
 
 func (os *otSpan) TraceID() string {
@@ -106,6 +138,14 @@ func (os *otSpan) SpanID() string {
 	return os.spanID
 }
 
+func (os *otSpan) ParentID() string {
+	return os.parentID
+}
+
+func (os *otSpan) IsRecording() bool {
+	return true
+}
+
 func (os *otSpan) SetStatus(st tracer.SpanStatus, msg string) {
 	os.status = st
 	os.statusMsg = msg
@@ -119,52 +159,63 @@ func (os *otSpan) Tracer() tracer.Tracer {
 	return &otTracer{tracer: os.span.Tracer()}
 }
 
+func (os *otSpan) Finish(opts ...tracer.SpanOption) {
+	if os.finished {
+		return
+	}
+
+	options := os.opts
+
+	options.Status = os.status
+	options.StatusMsg = os.statusMsg
+	options.Labels = append(options.Labels, os.labels...)
+
+	for _, o := range opts {
+		o(&options)
+	}
+
+	if !options.Record {
+		return
+	}
+
+	if len(options.Labels)%2 != 0 {
+		options.Labels = options.Labels[:len(options.Labels)-1]
+	}
+
+	// options.Labels = sort.Uniq(options.Labels)
+
+	l := len(options.Labels)
+	for idx := 0; idx < l; idx++ {
+		switch lt := options.Labels[idx].(type) {
+		case attribute.KeyValue:
+			os.span.SetTag(string(lt.Key), lt.Value.AsInterface())
+		case string:
+			if l > idx+1 {
+				os.span.SetTag(lt, options.Labels[idx+1])
+				idx++
+			}
+		}
+	}
+
+	if options.Status == tracer.SpanStatusError {
+		os.span.SetTag("error", true)
+		os.span.LogKV("error", options.StatusMsg)
+	}
+
+	os.span.SetTag("span.kind", options.Kind)
+	os.span.Finish()
+
+	os.finished = true
+}
+
+func (os *otSpan) AddEvent(name string, opts ...tracer.EventOption) {
+	os.span.LogFields(otlog.Event(name))
+}
+
 func (os *otSpan) AddLogs(kv ...interface{}) {
 	os.span.LogKV(kv...)
 }
 
-func (os *otSpan) Finish(opts ...options.Option) {
-	if len(os.opts.Labels)%2 != 0 {
-		os.opts.Labels = os.opts.Labels[:len(os.opts.Labels)-1]
-	}
-	os.opts.Labels = tracer.UniqLabels(os.opts.Labels)
-	for idx := 0; idx < len(os.opts.Labels); idx += 2 {
-		k, ok := os.opts.Labels[idx].(string)
-		if !ok {
-			continue
-		}
-		v, ok := os.opts.Labels[idx+1].(string)
-		if !ok {
-			v = fmt.Sprintf("%v", os.opts.Labels[idx+1])
-		}
-		switch k {
-		case "err":
-			os.status = tracer.SpanStatusError
-			os.statusMsg = v
-		case "error":
-			continue
-		case "X-Request-Id", "x-request-id":
-			os.span.SetTag("x-request-id", v)
-		case "rpc.call", "rpc.call_type", "rpc.flavor", "rpc.service", "rpc.method",
-			"sdk.database", "db.statement", "db.args", "db.query", "db.method",
-			"messaging.destination.name", "messaging.source.name", "messaging.operation":
-			os.span.SetTag(k, v)
-		default:
-			os.span.LogKV(k, v)
-		}
-	}
-	if os.status == tracer.SpanStatusError {
-		os.span.SetTag("error", true)
-		os.span.LogKV("error", os.statusMsg)
-	}
-	os.span.SetTag("span.kind", os.opts.Kind)
-	os.span.Finish()
-}
-
-func (os *otSpan) AddEvent(name string, opts ...options.Option) {
-	os.span.LogFields(otlog.Event(name))
-}
-
 func (os *otSpan) Context() context.Context {
 	return ot.ContextWithSpan(context.Background(), os.span)
 }
@@ -182,10 +233,10 @@ func (os *otSpan) Kind() tracer.SpanKind {
 }
 
 func (os *otSpan) AddLabels(labels ...interface{}) {
-	os.opts.Labels = append(os.opts.Labels, labels...)
+	os.labels = append(os.labels, labels...)
 }
 
-func NewTracer(opts ...options.Option) *otTracer {
+func NewTracer(opts ...tracer.Option) *otTracer {
 	options := tracer.NewOptions(opts...)
 	return &otTracer{opts: options}
 }
@@ -210,6 +261,10 @@ func (t *otTracer) startSpanFromAny(ctx context.Context, name string, opts ...ot
 	return t.startSpanFromContext(ctx, name, opts...)
 }
 
+func (t *otTracer) Enabled() bool {
+	return t.opts.Enabled
+}
+
 func (t *otTracer) startSpanFromContext(ctx context.Context, name string, opts ...ot.StartSpanOption) (context.Context, ot.Span) {
 	var parentSpan ot.Span
 	if tracerSpan, ok := tracer.SpanFromContext(ctx); ok && tracerSpan != nil {
@@ -227,7 +282,7 @@ func (t *otTracer) startSpanFromContext(ctx context.Context, name string, opts .
 		opts = append(opts, ot.ChildOf(parentSpan.Context()))
 	}
 
-	md := metadata.New(1)
+	md := make(map[string]string, 1)
 
 	sp := t.tracer.StartSpan(name, opts...)
 	if err := sp.Tracer().Inject(sp.Context(), ot.TextMap, ot.TextMapCarrier(md)); err != nil {
@@ -260,7 +315,8 @@ func (t *otTracer) startSpanFromOutgoingContext(ctx context.Context, name string
 		var parentCtx ot.SpanContext
 
 		if ok && md != nil {
-			if spanCtx, err := t.tracer.Extract(ot.TextMap, ot.TextMapCarrier(md)); err == nil && ok {
+			smd := make(map[string]string, 1)
+			if spanCtx, err := t.tracer.Extract(ot.TextMap, ot.TextMapCarrier(smd)); err == nil && ok {
 				parentCtx = spanCtx
 			}
 		}
@@ -271,11 +327,15 @@ func (t *otTracer) startSpanFromOutgoingContext(ctx context.Context, name string
 	}
 
 	nmd := metadata.Copy(md)
+	smd := make(map[string]string, 1)
 
 	sp := t.tracer.StartSpan(name, opts...)
-	if err := sp.Tracer().Inject(sp.Context(), ot.TextMap, ot.TextMapCarrier(nmd)); err != nil {
+	if err := sp.Tracer().Inject(sp.Context(), ot.TextMap, ot.TextMapCarrier(smd)); err != nil {
 		return nil, nil
 	}
+	for k, v := range smd {
+		nmd.Set(k, v)
+	}
 
 	ctx = metadata.NewOutgoingContext(ot.ContextWithSpan(ctx, sp), nmd)
 
@@ -303,7 +363,8 @@ func (t *otTracer) startSpanFromIncomingContext(ctx context.Context, name string
 		var parentCtx ot.SpanContext
 
 		if ok && md != nil {
-			if spanCtx, err := t.tracer.Extract(ot.TextMap, ot.TextMapCarrier(md)); err == nil {
+			smd := make(map[string]string, 1)
+			if spanCtx, err := t.tracer.Extract(ot.TextMap, ot.TextMapCarrier(smd)); err == nil {
 				parentCtx = spanCtx
 			}
 		}
@@ -314,11 +375,15 @@ func (t *otTracer) startSpanFromIncomingContext(ctx context.Context, name string
 	}
 
 	nmd := metadata.Copy(md)
+	smd := make(map[string]string, 1)
 
 	sp := t.tracer.StartSpan(name, opts...)
-	if err := sp.Tracer().Inject(sp.Context(), ot.TextMap, ot.TextMapCarrier(nmd)); err != nil {
+	if err := sp.Tracer().Inject(sp.Context(), ot.TextMap, ot.TextMapCarrier(smd)); err != nil {
 		return nil, nil
 	}
+	for k, v := range smd {
+		nmd.Set(k, v)
+	}
 
 	ctx = metadata.NewIncomingContext(ot.ContextWithSpan(ctx, sp), nmd)
 

opentracing_test.go

@@ -2,14 +2,17 @@ package opentracing
 
 import (
 	"context"
+	"fmt"
 	"testing"
 
 	"github.com/opentracing/opentracing-go/mocktracer"
+	// jconfig "github.com/uber/jaeger-client-go/config"
+	"go.unistack.org/micro/v4/logger/slog"
 	"go.unistack.org/micro/v4/metadata"
 	"go.unistack.org/micro/v4/tracer"
 )
 
-func TestTraceID(t *testing.T) {
+func TestNoopTraceID(t *testing.T) {
 	md := metadata.New(1)
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
@@ -22,6 +25,53 @@ func TestTraceID(t *testing.T) {
 
 	var sp tracer.Span
 
+	_, sp = tr.Start(ctx, "test")
+	if v := sp.TraceID(); v != "43" {
+		t.Fatalf("invalid span trace id %#+v", v)
+	}
+	if v := sp.SpanID(); v != "44" {
+		t.Fatalf("invalid span span id %#+v", v)
+	}
+
+	l := slog.NewLogger()
+	if err := l.Init(); err != nil {
+		t.Fatal(err)
+	}
+	// l.Info(ctx, "msg")
+}
+
+/*
+func TestRealTraceID(t *testing.T) {
+	md := metadata.New(1)
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	ctx = metadata.NewIncomingContext(ctx, md)
+
+	jcfg := &jconfig.Configuration{
+		ServiceName: "test",
+		Sampler: &jconfig.SamplerConfig{
+			Type:  "const",
+			Param: 1,
+		},
+		Reporter: &jconfig.ReporterConfig{
+			LogSpans:  true,
+			QueueSize: 100,
+		},
+	}
+
+	jtr, closer, err := jcfg.NewTracer()
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer closer.Close()
+
+	tr := NewTracer(Tracer(jtr))
+	if err := tr.Init(); err != nil {
+		t.Fatal(err)
+	}
+
+	var sp tracer.Span
+
 	ctx, sp = tr.Start(ctx, "test")
 	if v := sp.TraceID(); v != "43" {
 		t.Fatalf("invalid span trace id %#+v", v)
@@ -29,5 +79,39 @@ func TestTraceID(t *testing.T) {
 	if v := sp.SpanID(); v != "44" {
 		t.Fatalf("invalid span span id %#+v", v)
 	}
-	_ = ctx
+
+	l := slog.NewLogger()
+	if err := l.Init(); err != nil {
+		t.Fatal(err)
+	}
+	l.Info(ctx, "msg")
+}
+*/
+
+func TestTraceTags(t *testing.T) {
+	md := metadata.New(1)
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	ctx = metadata.NewIncomingContext(ctx, md)
+
+	mtr := mocktracer.New()
+	tr := NewTracer(Tracer(mtr))
+	if err := tr.Init(); err != nil {
+		t.Fatal(err)
+	}
+
+	var sp tracer.Span
+
+	ctx, sp = tr.Start(ctx, "test", tracer.WithSpanLabels("key", "val", "odd"))
+	sp.Finish(tracer.WithSpanLabels("xkey", "xval"))
+	_ = ctx
+	msp := mtr.FinishedSpans()[0]
+
+	if "val" != fmt.Sprintf("%v", msp.Tags()["key"]) {
+		t.Fatal("mock span invalid")
+	}
+
+	if "xval" != fmt.Sprintf("%v", msp.Tags()["xkey"]) {
+		t.Fatalf("mock span invalid %#+v", msp)
+	}
 }

options.go

@@ -2,11 +2,11 @@ package opentracing
 
 import (
 	"github.com/opentracing/opentracing-go"
-	"go.unistack.org/micro/v4/options"
+	"go.unistack.org/micro/v4/tracer"
 )
 
 type tracerKey struct{}
 
-func Tracer(ot opentracing.Tracer) options.Option {
+func Tracer(ot opentracing.Tracer) tracer.Option {
-	return options.ContextOption(tracerKey{}, ot)
+	return tracer.SetOption(tracerKey{}, ot)
 }