move to v4

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

.gitea/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
-```

.gitea/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: ''

.gitea/ISSUE_TEMPLATE/question.md

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

.gitea/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 }}

.gitea/workflows/job_lint.yml

@@ -0,0 +1,29 @@
+name: lint
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+    branches:
+    - master
+    - v3
+    - v4
+
+jobs:
+  lint:
+    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: setup deps
+      run: go get -v ./...
+    - name: run lint
+      uses: https://github.com/golangci/golangci-lint-action@v6
+      with:
+        version: 'latest'

.gitea/workflows/job_test.yml

@@ -0,0 +1,34 @@
+name: test
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+    branches:
+    - master
+    - v3
+    - v4
+  push:
+    branches:
+    - master
+    - v3
+    - v4
+
+jobs:
+  test:
+    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: setup deps
+      run: go get -v ./...
+    - name: run test
+      env:
+        INTEGRATION_TESTS: yes
+      run: go test -mod readonly -v ./...

.gitea/workflows/job_tests.yml

@@ -0,0 +1,53 @@
+name: test
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+    branches:
+    - master
+    - v3
+    - v4
+  push:
+    branches:
+    - master
+    - v3
+    - v4
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout code
+      uses: actions/checkout@v4
+      with:
+        filter: 'blob:none'
+    - name: checkout tests
+      uses: actions/checkout@v4
+      with:
+        ref: master
+        filter: 'blob:none'
+        repository: unistack-org/micro-tests
+        path: micro-tests
+    - name: setup go
+      uses: actions/setup-go@v5
+      with:
+        cache-dependency-path: "**/*.sum"
+        go-version: 'stable'
+    - name: setup go work
+      env:
+        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+      run: |
+        go work init
+        go work use .
+        go work use micro-tests
+    - name: setup deps
+      env:
+        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+      run: go get -v ./...
+    - name: run tests
+      env:
+        INTEGRATION_TESTS: yes
+        GOWORK: /workspace/${{ github.repository_owner }}/go.work
+      run: |
+        cd micro-tests
+        go test -mod readonly -v ./... || true

.github/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/renovate.json

@@ -1,19 +0,0 @@
-{
-  "extends": [
-    "config:base"
-  ],
-  "packageRules": [
-    {
-      "matchUpdateTypes": ["minor", "patch", "pin", "digest"],
-      "automerge": true
-    },
-    {
-      "groupName": "all deps",
-      "separateMajorMinor": true,
-      "groupSlug": "all",
-      "packagePatterns": [
-        "*"
-      ]
-    }
-  ]
-}

.github/stale.sh

@@ -1,13 +0,0 @@
-#!/bin/bash -ex
-
-export PATH=$PATH:$(pwd)/bin
-export GO111MODULE=on
-export GOBIN=$(pwd)/bin
-
-#go get github.com/rvflash/goup@v0.4.1
-
-#goup -v ./...
-#go get github.com/psampaz/go-mod-outdated@v0.6.0
-go list -u -m -mod=mod -json all | go-mod-outdated -update -direct -ci || true
-
-#go list -u -m -json all | go-mod-outdated -update

.github/workflows/build.yml

@@ -1,46 +0,0 @@
-name: build
-on:
- push:
-    branches:
-    - master
-jobs:
-  test:
-    name: test
-    runs-on: ubuntu-latest
-    steps:
-    - name: setup
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.16
-    - name: checkout
-      uses: actions/checkout@v2
-    - name: cache
-      uses: actions/cache@v2
-      with:
-        path: ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-        restore-keys: ${{ runner.os }}-go-
-    - name: deps
-      run: go get -v -t -d ./...
-    - name: test
-      env:
-        INTEGRATION_TESTS: yes
-      run: go test -mod readonly -v ./...
-  lint:
-    name: lint
-    runs-on: ubuntu-latest
-    steps:
-      - name: checkout
-        uses: actions/checkout@v2
-      - name: lint
-        uses: golangci/golangci-lint-action@v2
-        continue-on-error: true
-        with:
-          # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.30
-          # Optional: working directory, useful for monorepos
-          # working-directory: somedir
-          # Optional: golangci-lint command line arguments.
-          # args: --issues-exit-code=0
-          # Optional: show only new issues if it's a pull request. The default value is `false`.
-          # only-new-issues: true

.github/workflows/pr.yml

@@ -1,46 +0,0 @@
-name: prbuild
-on:
-  pull_request:
-    branches:
-    - master
-jobs:
-  test:
-    name: test
-    runs-on: ubuntu-latest
-    steps:
-    - name: setup
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.16
-    - name: checkout
-      uses: actions/checkout@v2
-    - name: cache
-      uses: actions/cache@v2
-      with:
-        path: ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-        restore-keys: ${{ runner.os }}-go-
-    - name: deps
-      run: go get -v -t -d ./...
-    - name: test
-      env:
-        INTEGRATION_TESTS: yes
-      run: go test -mod readonly -v ./...
-  lint:
-    name: lint
-    runs-on: ubuntu-latest
-    steps:
-      - name: checkout
-        uses: actions/checkout@v2
-      - name: lint
-        uses: golangci/golangci-lint-action@v2
-        continue-on-error: true
-        with:
-          # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.30
-          # Optional: working directory, useful for monorepos
-          # working-directory: somedir
-          # Optional: golangci-lint command line arguments.
-          # args: --issues-exit-code=0
-          # Optional: show only new issues if it's a pull request. The default value is `false`.
-          # only-new-issues: true

.gitignore

@@ -1,3 +1,9 @@
+# Develop tools
+/.vscode/
+/.idea/
+.idea
+.vscode
+
 # Binaries for programs and plugins
 *.exe
 *.exe~
@@ -5,6 +11,12 @@
 *.so
 *.dylib
 
+# Folders
+_obj
+_test
+_build
+.DS_Store
+
 # Test binary, built with `go test -c`
 *.test
 

go.mod

@@ -1,8 +1,21 @@
-module github.com/unistack-org/micro-wrapper-requestid/v3
+module go.unistack.org/micro-wrapper-requestid/v4
 
-go 1.16
+go 1.23.0
+
+toolchain go1.24.0
+
+require go.unistack.org/micro/v4 v4.1.2
 
 require (
-	github.com/google/uuid v1.2.0
-	github.com/unistack-org/micro/v3 v3.3.17
+	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
+	github.com/spf13/cast v1.7.1 // indirect
+	go.unistack.org/micro-proto/v4 v4.1.0 // indirect
+	golang.org/x/sys v0.30.0 // indirect
+	golang.org/x/text v0.22.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250227231956-55c901821b1e // indirect
+	google.golang.org/grpc v1.70.0 // indirect
+	google.golang.org/protobuf v1.36.5 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,80 +1,43 @@
-github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
-github.com/ef-ds/deque v1.0.4/go.mod h1:gXDnTC3yqvBcHbq2lcExjtAcVrOnJCbMcZXmuj8Z4tg=
-github.com/go-test/deep v1.0.7/go.mod h1:QV8Hv/iy04NyLBxAdO9njL0iVPN1S4d/A3NVv1V36o8=
-github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/google/uuid v1.2.0 h1:qJYtXnJRWmpe7m/3XlyhrsLrEURqHRM2kxzoxXqyUDs=
-github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/heimdalr/dag v1.0.1/go.mod h1:t+ZkR+sjKL4xhlE1B9rwpvwfo+x+2R0363efS+Oghns=
-github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
-github.com/imdario/mergo v0.3.12/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
-github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+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/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
+github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
+github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
+github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
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 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
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-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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requestid.go

@@ -4,113 +4,111 @@ import (
 	"context"
 	"net/textproto"
 
-	"github.com/google/uuid"
-	"github.com/unistack-org/micro/v3/client"
-	"github.com/unistack-org/micro/v3/metadata"
-	"github.com/unistack-org/micro/v3/server"
+	"go.unistack.org/micro/v4/client"
+	"go.unistack.org/micro/v4/metadata"
+	"go.unistack.org/micro/v4/server"
+	"go.unistack.org/micro/v4/util/id"
 )
 
-var (
-	// MetadataKey contains metadata key
-	MetadataKey = textproto.CanonicalMIMEHeaderKey("x-request-id")
-)
+type XRequestIDKey struct{}
 
-var (
-	// MetadataFunc wil be used if user not provide own func to fill metadata
-	MetadataFunc = func(ctx context.Context) (context.Context, error) {
-		md, ok := metadata.FromIncomingContext(ctx)
-		if !ok {
-			md = metadata.New(1)
+// DefaultMetadataKey contains metadata key
+var DefaultMetadataKey = textproto.CanonicalMIMEHeaderKey("x-request-id")
+
+// DefaultMetadataFunc wil be used if user not provide own func to fill metadata
+var DefaultMetadataFunc = func(ctx context.Context) (context.Context, error) {
+	var xid string
+
+	cid, cok := ctx.Value(XRequestIDKey{}).(string)
+	if cok && cid != "" {
+		xid = cid
 	}
-		if _, ok = md.Get(MetadataKey); ok {
-			return ctx, nil
+
+	imd, iok := metadata.FromIncomingContext(ctx)
+	if !iok || imd == nil {
+		imd = metadata.New(1)
+		ctx = metadata.NewIncomingContext(ctx, imd)
 	}
-		id, err := uuid.NewRandom()
+
+	omd, ook := metadata.FromOutgoingContext(ctx)
+	if !ook || omd == nil {
+		omd = metadata.New(1)
+		ctx = metadata.NewOutgoingContext(ctx, omd)
+	}
+
+	if xid == "" {
+		var ids []string
+		if ids, iok = imd.Get(DefaultMetadataKey); iok {
+			for i := range ids {
+				if ids[i] != "" {
+					xid = ids[i]
+				}
+			}
+		}
+		if ids, ook = omd.Get(DefaultMetadataKey); ook {
+			for i := range ids {
+				if ids[i] != "" {
+					xid = ids[i]
+				}
+			}
+		}
+	}
+
+	if xid == "" {
+		var err error
+		xid, err = id.New()
 		if err != nil {
 			return ctx, err
 		}
-		md.Set(MetadataKey, id.String())
-		ctx = metadata.NewIncomingContext(ctx, md)
+	}
+
+	if !cok {
+		ctx = context.WithValue(ctx, XRequestIDKey{}, xid)
+	}
+
+	if !iok {
+		imd.Set(DefaultMetadataKey, xid)
+	}
+
+	if !ook {
+		omd.Set(DefaultMetadataKey, xid)
+	}
+
 	return ctx, nil
-	}
-)
-
-type wrapper struct {
-	client.Client
 }
 
-func NewClientWrapper() client.Wrapper {
-	return func(c client.Client) client.Client {
-		handler := &wrapper{
-			Client: c,
-		}
-		return handler
-	}
+type hook struct{}
+
+func NewHook() *hook {
+	return &hook{}
 }
 
-func NewClientCallWrapper() client.CallWrapper {
-	return func(fn client.CallFunc) client.CallFunc {
-		return func(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) error {
-			var err error
-			if ctx, err = MetadataFunc(ctx); err != nil {
-				return err
-			}
-			return fn(ctx, addr, req, rsp, opts)
-		}
-	}
-}
-
-func (w *wrapper) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
-	var err error
-	if ctx, err = MetadataFunc(ctx); err != nil {
-		return err
-	}
-	return w.Client.Call(ctx, req, rsp, opts...)
-}
-
-func (w *wrapper) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
-	var err error
-	if ctx, err = MetadataFunc(ctx); err != nil {
-		return nil, err
-	}
-	return w.Client.Stream(ctx, req, opts...)
-}
-
-func (w *wrapper) Publish(ctx context.Context, msg client.Message, opts ...client.PublishOption) error {
-	var err error
-	if ctx, err = MetadataFunc(ctx); err != nil {
-		return err
-	}
-	return w.Client.Publish(ctx, msg, opts...)
-}
-
-func NewServerHandlerWrapper() server.HandlerWrapper {
-	return func(fn server.HandlerFunc) server.HandlerFunc {
+func (w *hook) ServerHandler(next server.FuncHandler) server.FuncHandler {
 	return func(ctx context.Context, req server.Request, rsp interface{}) error {
 		var err error
-			if ctx, err = MetadataFunc(ctx); err != nil {
+		if ctx, err = DefaultMetadataFunc(ctx); err != nil {
 			return err
 		}
-			return fn(ctx, req, rsp)
-		}
+		return next(ctx, req, rsp)
 	}
 }
 
-func NewServerSubscriberWrapper() server.SubscriberWrapper {
-	return func(fn server.SubscriberFunc) server.SubscriberFunc {
-		return func(ctx context.Context, msg server.Message) error {
+func (w *hook) ClientCall(next client.FuncCall) client.FuncCall {
+	return func(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
 		var err error
-			md, ok := metadata.FromIncomingContext(ctx)
-			if !ok {
-				md = metadata.New(1)
-			}
-			if id, ok := msg.Header()[MetadataKey]; ok {
-				md.Set(MetadataKey, id)
-				ctx = metadata.NewIncomingContext(ctx, md)
-			} else if ctx, err = MetadataFunc(ctx); err != nil {
+		if ctx, err = DefaultMetadataFunc(ctx); err != nil {
 			return err
 		}
-			return fn(ctx, msg)
-		}
+		return next(ctx, req, rsp, opts...)
+	}
+}
+
+func (w *hook) ClientStream(next client.FuncStream) client.FuncStream {
+	return func(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
+		var err error
+		if ctx, err = DefaultMetadataFunc(ctx); err != nil {
+			return nil, err
+		}
+		return next(ctx, req, opts...)
 	}
 }

requestid_test.go

@@ -0,0 +1,33 @@
+package requestid
+
+import (
+	"context"
+	"testing"
+
+	"go.unistack.org/micro/v4/metadata"
+)
+
+func TestDefaultMetadataFunc(t *testing.T) {
+	ctx := context.TODO()
+
+	nctx, err := DefaultMetadataFunc(ctx)
+	if err != nil {
+		t.Fatalf("%v", err)
+	}
+
+	imd, ok := metadata.FromIncomingContext(nctx)
+	if !ok {
+		t.Fatalf("md missing in incoming context")
+	}
+	omd, ok := metadata.FromOutgoingContext(nctx)
+	if !ok {
+		t.Fatalf("md missing in outgoing context")
+	}
+
+	_, iok := imd.Get(DefaultMetadataKey)
+	_, ook := omd.Get(DefaultMetadataKey)
+
+	if !iok || !ook {
+		t.Fatalf("missing metadata key value")
+	}
+}