[v3] update ci (#208)

* rename .github to .github.old

* update readme

* rename .gitea to .github

* update ci

* fix linters

.github.old/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,24 @@
+---
+name: Bug report
+about: For reporting bugs in go-micro
+title: "[BUG]"
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+
+1. What are you trying to do?
+2. What did you expect to happen?
+3. What happens instead?
+
+**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.old/ISSUE_TEMPLATE/feature-request---enhancement.md

@@ -0,0 +1,17 @@
+---
+name: Feature request / Enhancement
+about: If you have a need not served by go-micro
+title: "[FEATURE]"
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github.old/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,14 @@
+---
+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.old/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,9 @@
+## Pull Request template
+Please, go through these steps before clicking submit on this PR.
+
+1. Give a descriptive title to your PR.
+2. Provide a description of your changes.
+3. Make sure you have some relevant tests.
+4. Put `closes #XXXX` in your comment to auto-close the issue that your PR fixes (if applicable).
+
+**PLEASE REMOVE THIS TEMPLATE BEFORE SUBMITTING**

.github.old/dependabot.yml

@@ -0,0 +1,19 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+
+  # Maintain dependencies for Golang
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github.old/workflows/autoapprove.yml

@@ -0,0 +1,20 @@
+name: "autoapprove"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  autoapprove:
+    runs-on: ubuntu-latest
+    steps:
+      - name: approve
+        uses: hmarr/auto-approve-action@v3
+        if: github.actor == 'vtolstov' || github.actor == 'dependabot[bot]'
+        id: approve
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

.github.old/workflows/automerge.yml

@@ -0,0 +1,21 @@
+name: "automerge"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    if: github.actor == 'vtolstov'
+    steps:
+      - name: merge
+        id: merge
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.TOKEN}}

.github.old/workflows/build.yml

@@ -0,0 +1,47 @@
+name: build
+on:
+ push:
+    branches:
+    - master
+    - v3
+jobs:
+  test:
+    name: test
+    runs-on: ubuntu-latest
+    steps:
+    - name: setup
+      uses: actions/setup-go@v3
+      with:
+        go-version: 1.17
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: cache
+      uses: actions/cache@v3
+      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@v3
+      - name: lint
+        uses: golangci/golangci-lint-action@v3.4.0
+        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.old/workflows/codeql-analysis.yml

@@ -0,0 +1,78 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "codeql"
+
+on:
+  workflow_run:
+    workflows: ["prbuild"]
+    types:
+      - completed
+  push:
+    branches: [ master, v3 ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ master, v3 ]
+  schedule:
+    - cron: '34 1 * * 0'
+
+jobs:
+  analyze:
+    name: analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'go' ]
+        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python' ]
+        # Learn more:
+        # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
+
+    steps:
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: setup
+      uses: actions/setup-go@v3
+      with:
+        go-version: 1.17
+    # Initializes the CodeQL tools for scanning.
+    - name: init
+      uses: github/codeql-action/init@v2
+      with:
+        languages: ${{ matrix.language }}
+        # If you wish to specify custom queries, you can do so here or in a config file.
+        # By default, queries listed here will override any specified in a config file.
+        # Prefix the list here with "+" to use these queries and those in the config file.
+        # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: autobuild
+      uses: github/codeql-action/autobuild@v2
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: analyze
+      uses: github/codeql-action/analyze@v2

.github.old/workflows/dependabot-automerge.yml

@@ -0,0 +1,27 @@
+name: "dependabot-automerge"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    if: github.actor == 'dependabot[bot]'
+    steps:
+      - name: metadata
+        id: metadata
+        uses: dependabot/fetch-metadata@v1.3.6
+        with:
+          github-token: "${{ secrets.TOKEN }}"
+      - name: merge
+        id: merge
+        if: ${{contains(steps.metadata.outputs.dependency-names, 'go.unistack.org')}}
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.TOKEN}}

.github.old/workflows/pr.yml

@@ -0,0 +1,47 @@
+name: prbuild
+on:
+  pull_request:
+    branches:
+    - master
+    - v3
+jobs:
+  test:
+    name: test
+    runs-on: ubuntu-latest
+    steps:
+    - name: setup
+      uses: actions/setup-go@v3
+      with:
+        go-version: 1.17
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: cache
+      uses: actions/cache@v3
+      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@v3
+      - name: lint
+        uses: golangci/golangci-lint-action@v3.4.0
+        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/job_sync.yml

@@ -1,94 +0,0 @@
-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

.golangci.yml

@@ -1,5 +1,34 @@
 run:
-  concurrency: 8
+  concurrency: 4
   timeout: 5m
   issues-exit-code: 1
   tests: true
+
+linters:
+  enable:
+    - govet
+    - errcheck
+    - govet
+    - ineffassign
+    - staticcheck
+    - typecheck
+    - unused
+    - bodyclose
+    - gci
+    - goconst
+    - gocritic
+    - gosimple
+    - gofmt
+    - gofumpt
+    - goimports
+    - gosec
+    - makezero
+    - misspell
+    - nakedret
+    - nestif
+    - nilerr
+    - noctx
+    - prealloc
+    - unconvert
+    - unparam
+  disable-all: false

README.md

@@ -5,4 +5,3 @@ The TCP micro.Server implemtation. It's a partial implementation which strips ou
 to create a TCP Server that could potentially be used for some TCP based API services.
 
 ## Usage
-

go.mod

@@ -1,23 +1,23 @@
-module go.unistack.org/micro-server-tcp/v4
+module go.unistack.org/micro-server-tcp/v3
 
-go 1.23.0
+go 1.22.0
 
-toolchain go1.24.0
+toolchain go1.23.4
 
 require (
-	go.unistack.org/micro/v4 v4.1.2
+	go.unistack.org/micro/v3 v3.11.43
-	golang.org/x/net v0.36.0
+	golang.org/x/net v0.34.0
 )
 
 require (
 	github.com/ash3in/uuidv8 v1.2.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
 	github.com/matoous/go-nanoid v1.5.1 // indirect
-	github.com/spf13/cast v1.7.1 // indirect
+	go.unistack.org/micro-proto/v3 v3.4.1 // indirect
-	go.unistack.org/micro-proto/v4 v4.1.0 // indirect
+	golang.org/x/sys v0.29.0 // indirect
-	golang.org/x/sys v0.30.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250106144421-5f5ef82da422 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20250303144028-a0af3efb3deb // indirect
+	google.golang.org/grpc v1.69.4 // indirect
-	google.golang.org/grpc v1.71.0 // indirect
+	google.golang.org/protobuf v1.36.2 // indirect
-	google.golang.org/protobuf v1.36.5 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -2,8 +2,7 @@ github.com/DATA-DOG/go-sqlmock v1.5.2 h1:OcvFkGmslmlZibjAjaHm3L//6LiuBgolP7Oputl
 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/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-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=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
@@ -16,26 +15,26 @@ github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 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/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
+github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
-github.com/spf13/cast v1.7.1 h1:cuNEagBQEHWN1FnbGEjCXL2szYEXqfJPbP2HNUaca9Y=
+go.unistack.org/micro-proto/v3 v3.4.1 h1:UTjLSRz2YZuaHk9iSlVqqsA50JQNAEK2ZFboGqtEa9Q=
-github.com/spf13/cast v1.7.1/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
+go.unistack.org/micro-proto/v3 v3.4.1/go.mod h1:okx/cnOhzuCX0ggl/vToatbCupi0O44diiiLLsZ93Zo=
-go.unistack.org/micro-proto/v4 v4.1.0 h1:qPwL2n/oqh9RE3RTTDgt28XK3QzV597VugQPaw9lKUk=
+go.unistack.org/micro/v3 v3.11.43 h1:+zIt+NjMhHHNbOpllQVilz96UWV5qsSGV+JFgTC4xFM=
-go.unistack.org/micro-proto/v4 v4.1.0/go.mod h1:ArmK7o+uFvxSY3dbJhKBBX4Pm1rhWdLEFf3LxBrMtec=
+go.unistack.org/micro/v3 v3.11.43/go.mod h1:POGU5hstnAT9LH70m8FalyQSNi2GfIew71K75JenIZk=
-go.unistack.org/micro/v4 v4.1.2 h1:9SOlPYyPNNFpg1A7BsvhDyQm3gysLH1AhWbDCp1hyoY=
+golang.org/x/net v0.34.0 h1:Mb7Mrk043xzHgnRM88suvJFwzVrRfHEHJEl5/71CKw0=
-go.unistack.org/micro/v4 v4.1.2/go.mod h1:lr3oYED8Ay1vjK68QqRw30QOtdk/ffpZqMFDasOUhKw=
+golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=
-golang.org/x/net v0.36.0 h1:vWF2fRbw4qslQsQzgFqZff+BItCvGFQqKzKIzx1rmoA=
+golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
-golang.org/x/net v0.36.0/go.mod h1:bFmbeoIPfrw4sMHNhb4J9f6+tPziuGjq7Jk/38fxi1I=
+golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
-golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
-golang.org/x/text v0.22.0 h1:bofq7m3/HAFvbF51jz3Q9wLg3jkvSPuiZu/pD1XwgtM=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250106144421-5f5ef82da422 h1:3UsHvIr4Wc2aW4brOaSCmcxh9ksica6fHEr8P1XhkYw=
-golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250106144421-5f5ef82da422/go.mod h1:3ENsm/5D1mzDyhpzeRi1NR784I0BcofWBoSc5QqqMK4=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250303144028-a0af3efb3deb h1:TLPQVbx1GJ8VKZxz52VAxl1EBgKXXbTiU9Fc5fZeLn4=
+google.golang.org/grpc v1.69.4 h1:MF5TftSMkd8GLw/m0KM6V8CMOCY6NZ1NQDPGFgbTt4A=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250303144028-a0af3efb3deb/go.mod h1:LuRYeWDFV6WOn90g357N17oMCaxpgCnbi/44qJvDn2I=
+google.golang.org/grpc v1.69.4/go.mod h1:vyjdE6jLBI76dgpDojsFGNaHlxdjXN9ghpnd2o7JGZ4=
-google.golang.org/grpc v1.71.0 h1:kF77BGdPTQ4/JZWMlb9VpJ5pa25aqvVqogsxNHHdeBg=
+google.golang.org/protobuf v1.36.2 h1:R8FeyR1/eLmkutZOM5CWghmo5itiG9z0ktFlTVLuTmU=
-google.golang.org/grpc v1.71.0/go.mod h1:H0GRtasmQOh9LkFoCPDu3ZrwUtD1YGE+b2vYBYd/8Ec=
+google.golang.org/protobuf v1.36.2/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
-google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
-google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

handler.go

@@ -3,7 +3,7 @@ package tcp
 import (
 	"net"
 
-	"go.unistack.org/micro/v4/server"
+	"go.unistack.org/micro/v3/server"
 )
 
 type Handler interface {

message.go

@@ -0,0 +1,38 @@
+package tcp
+
+import (
+	"go.unistack.org/micro/v3/codec"
+	"go.unistack.org/micro/v3/metadata"
+	"go.unistack.org/micro/v3/server"
+)
+
+var _ server.Message = &tcpMessage{}
+
+type tcpMessage struct {
+	payload     interface{}
+	codec       codec.Codec
+	header      metadata.Metadata
+	topic       string
+	contentType string
+	body        []byte //nolint:unused
+}
+
+func (r *tcpMessage) Topic() string {
+	return r.topic
+}
+
+func (r *tcpMessage) ContentType() string {
+	return r.contentType
+}
+
+func (r *tcpMessage) Header() metadata.Metadata {
+	return r.header
+}
+
+func (r *tcpMessage) Body() interface{} {
+	return r.payload
+}
+
+func (r *tcpMessage) Codec() codec.Codec {
+	return r.codec
+}

options.go

@@ -4,7 +4,7 @@ import (
 	"crypto/tls"
 	"net"
 
-	"go.unistack.org/micro/v4/server"
+	"go.unistack.org/micro/v3/server"
 )
 
 // DefaultMaxMsgSize define maximum message size that server can send

request.go

@@ -1,9 +1,9 @@
 package tcp
 
 import (
-	"go.unistack.org/micro/v4/codec"
+	"go.unistack.org/micro/v3/codec"
-	"go.unistack.org/micro/v4/metadata"
+	"go.unistack.org/micro/v3/metadata"
-	"go.unistack.org/micro/v4/server"
+	"go.unistack.org/micro/v3/server"
 )
 
 var _ server.Request = &tcpRequest{}
@@ -11,7 +11,7 @@ var _ server.Request = &tcpRequest{}
 type tcpRequest struct {
 	codec       codec.Codec
 	body        interface{}
-	header      metadata.Metadata
+	header      map[string]string
 	method      string
 	endpoint    string
 	contentType string

subscriber.go

@@ -0,0 +1,260 @@
+package tcp
+
+import (
+	"context"
+	"fmt"
+	"reflect"
+	"strings"
+	"unicode"
+	"unicode/utf8"
+
+	"go.unistack.org/micro/v3/broker"
+	"go.unistack.org/micro/v3/metadata"
+	"go.unistack.org/micro/v3/options"
+	"go.unistack.org/micro/v3/server"
+)
+
+const (
+	subSig = "func(context.Context, interface{}) error"
+)
+
+var typeOfError = reflect.TypeOf((*error)(nil)).Elem()
+
+type handler struct {
+	reqType reflect.Type
+	ctxType reflect.Type
+	method  reflect.Value
+}
+
+type tcpSubscriber struct {
+	topic      string
+	rcvr       reflect.Value
+	typ        reflect.Type
+	subscriber interface{}
+	handlers   []*handler
+	opts       server.SubscriberOptions
+}
+
+// Is this an exported - upper case - name?
+func isExported(name string) bool {
+	r, _ := utf8.DecodeRuneInString(name)
+	return unicode.IsUpper(r)
+}
+
+// Is this type exported or a builtin?
+func isExportedOrBuiltinType(t reflect.Type) bool {
+	for t.Kind() == reflect.Ptr {
+		t = t.Elem()
+	}
+	// PkgPath will be non-empty even for an exported type,
+	// so we need to check the type name as well.
+	return isExported(t.Name()) || t.PkgPath() == ""
+}
+
+func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOption) server.Subscriber {
+	options := server.SubscriberOptions{
+		AutoAck: true,
+	}
+
+	for _, o := range opts {
+		o(&options)
+	}
+
+	var handlers []*handler
+
+	if typ := reflect.TypeOf(sub); typ.Kind() == reflect.Func {
+		h := &handler{
+			method: reflect.ValueOf(sub),
+		}
+
+		switch typ.NumIn() {
+		case 1:
+			h.reqType = typ.In(0)
+		case 2:
+			h.ctxType = typ.In(0)
+			h.reqType = typ.In(1)
+		}
+
+		handlers = append(handlers, h)
+	} else {
+		for m := 0; m < typ.NumMethod(); m++ {
+			method := typ.Method(m)
+			h := &handler{
+				method: method.Func,
+			}
+
+			switch method.Type.NumIn() {
+			case 2:
+				h.reqType = method.Type.In(1)
+			case 3:
+				h.ctxType = method.Type.In(1)
+				h.reqType = method.Type.In(2)
+			}
+
+			handlers = append(handlers, h)
+		}
+	}
+
+	return &tcpSubscriber{
+		rcvr:       reflect.ValueOf(sub),
+		typ:        reflect.TypeOf(sub),
+		topic:      topic,
+		subscriber: sub,
+		handlers:   handlers,
+		opts:       options,
+	}
+}
+
+func validateSubscriber(sub server.Subscriber) error {
+	typ := reflect.TypeOf(sub.Subscriber())
+	var argType reflect.Type
+
+	switch typ.Kind() {
+	case reflect.Func:
+		name := "Func"
+		switch typ.NumIn() {
+		case 2:
+			argType = typ.In(1)
+		default:
+			return fmt.Errorf("subscriber %v takes wrong number of args: %v required signature %s", name, typ.NumIn(), subSig)
+		}
+		if !isExportedOrBuiltinType(argType) {
+			return fmt.Errorf("subscriber %v argument type not exported: %v", name, argType)
+		}
+		if typ.NumOut() != 1 {
+			return fmt.Errorf("subscriber %v has wrong number of outs: %v require signature %s",
+				name, typ.NumOut(), subSig)
+		}
+		if returnType := typ.Out(0); returnType != typeOfError {
+			return fmt.Errorf("subscriber %v returns %v not error", name, returnType.String())
+		}
+	default:
+		hdlr := reflect.ValueOf(sub.Subscriber())
+		name := reflect.Indirect(hdlr).Type().Name()
+
+		for m := 0; m < typ.NumMethod(); m++ {
+			method := typ.Method(m)
+
+			switch method.Type.NumIn() {
+			case 3:
+				argType = method.Type.In(2)
+			default:
+				return fmt.Errorf("subscriber %v.%v takes wrong number of args: %v required signature %s",
+					name, method.Name, method.Type.NumIn(), subSig)
+			}
+
+			if !isExportedOrBuiltinType(argType) {
+				return fmt.Errorf("%v argument type not exported: %v", name, argType)
+			}
+			if method.Type.NumOut() != 1 {
+				return fmt.Errorf(
+					"subscriber %v.%v has wrong number of outs: %v require signature %s",
+					name, method.Name, method.Type.NumOut(), subSig)
+			}
+			if returnType := method.Type.Out(0); returnType != typeOfError {
+				return fmt.Errorf("subscriber %v.%v returns %v not error", name, method.Name, returnType.String())
+			}
+		}
+	}
+
+	return nil
+}
+
+func (h *Server) createSubHandler(sb *tcpSubscriber, opts server.Options) broker.Handler {
+	return func(p broker.Event) error {
+		msg := p.Message()
+		ct := msg.Header["Content-Type"]
+		cf, err := h.newCodec(ct)
+		if err != nil {
+			return err
+		}
+
+		hdr := make(map[string]string, len(msg.Header)-1)
+		for k, v := range msg.Header {
+			if k == "Content-Type" {
+				continue
+			}
+			hdr[k] = v
+		}
+		ctx := metadata.NewIncomingContext(context.Background(), hdr)
+
+		results := make(chan error, len(sb.handlers))
+
+		for i := 0; i < len(sb.handlers); i++ {
+			handler := sb.handlers[i]
+
+			var isVal bool
+			var req reflect.Value
+
+			if handler.reqType.Kind() == reflect.Ptr {
+				req = reflect.New(handler.reqType.Elem())
+			} else {
+				req = reflect.New(handler.reqType)
+				isVal = true
+			}
+			if isVal {
+				req = req.Elem()
+			}
+
+			fn := func(ctx context.Context, msg server.Message) error {
+				var vals []reflect.Value
+				if sb.typ.Kind() != reflect.Func {
+					vals = append(vals, sb.rcvr)
+				}
+				if handler.ctxType != nil {
+					vals = append(vals, reflect.ValueOf(ctx))
+				}
+
+				vals = append(vals, reflect.ValueOf(msg.Body()))
+
+				returnValues := handler.method.Call(vals)
+				if err := returnValues[0].Interface(); err != nil {
+					return err.(error)
+				}
+				return nil
+			}
+
+			opts.Hooks.EachNext(func(hook options.Hook) {
+				if h, ok := hook.(server.HookSubHandler); ok {
+					fn = h(fn)
+				}
+			})
+
+			go func() {
+				results <- fn(ctx, &tcpMessage{
+					topic:       sb.topic,
+					contentType: ct,
+					payload:     req.Interface(),
+					header:      msg.Header,
+					codec:       cf,
+				})
+			}()
+		}
+
+		var errors []string
+
+		for i := 0; i < len(sb.handlers); i++ {
+			if err := <-results; err != nil {
+				errors = append(errors, err.Error())
+			}
+		}
+
+		if len(errors) > 0 {
+			return fmt.Errorf("subscriber error: %s", strings.Join(errors, "\n"))
+		}
+
+		return nil
+	}
+}
+
+func (s *tcpSubscriber) Topic() string {
+	return s.topic
+}
+
+func (s *tcpSubscriber) Subscriber() interface{} {
+	return s.subscriber
+}
+
+func (s *tcpSubscriber) Options() server.SubscriberOptions {
+	return s.opts
+}

tcp.go

@@ -6,14 +6,17 @@ import (
 	"crypto/tls"
 	"fmt"
 	"net"
+	"sort"
 	"sync"
 	"sync/atomic"
 	"time"
 
-	"go.unistack.org/micro/v4/logger"
+	"go.unistack.org/micro/v3/broker"
-	"go.unistack.org/micro/v4/register"
+	"go.unistack.org/micro/v3/codec"
-	"go.unistack.org/micro/v4/server"
+	"go.unistack.org/micro/v3/logger"
-	msync "go.unistack.org/micro/v4/sync"
+	"go.unistack.org/micro/v3/register"
+	"go.unistack.org/micro/v3/server"
+	msync "go.unistack.org/micro/v3/sync"
 	"golang.org/x/net/netutil"
 )
 
@@ -23,8 +26,9 @@ type Server struct {
 	hd          server.Handler
 	rsvc        *register.Service
 	exit        chan chan error
+	subscribers map[*tcpSubscriber][]broker.Subscriber
 	opts        server.Options
-	mu          sync.RWMutex
+	sync.RWMutex
 	registered  bool
 	init        bool
 	stateLive   *atomic.Uint32
@@ -44,9 +48,16 @@ func (h *Server) Health() bool {
 	return h.stateHealth.Load() == 1
 }
 
+func (h *Server) newCodec(ct string) (codec.Codec, error) {
+	if cf, ok := h.opts.Codecs[ct]; ok {
+		return cf, nil
+	}
+	return nil, codec.ErrUnknownContentType
+}
+
 func (h *Server) Options() server.Options {
-	h.mu.RLock()
+	h.RLock()
-	defer h.mu.RUnlock()
+	defer h.RUnlock()
 	return h.opts
 }
 
@@ -57,11 +68,11 @@ func (h *Server) Init(opts ...server.Option) error {
 	if len(opts) == 0 && h.init {
 		return nil
 	}
-	h.mu.Lock()
+	h.Lock()
 	for _, o := range opts {
 		o(&h.opts)
 	}
-	h.mu.Unlock()
+	h.Unlock()
 
 	if err := h.opts.Register.Init(); err != nil {
 		return err
@@ -83,9 +94,9 @@ func (h *Server) Init(opts ...server.Option) error {
 }
 
 func (h *Server) Handle(handler server.Handler) error {
-	h.mu.Lock()
+	h.Lock()
 	h.hd = handler
-	h.mu.Unlock()
+	h.Unlock()
 	return nil
 }
 
@@ -104,12 +115,39 @@ func (h *Server) NewHandler(handler interface{}, opts ...server.HandlerOption) s
 	return th
 }
 
+func (h *Server) NewSubscriber(topic string, handler interface{}, opts ...server.SubscriberOption) server.Subscriber {
+	return newSubscriber(topic, handler, opts...)
+}
+
+func (h *Server) Subscribe(sb server.Subscriber) error {
+	sub, ok := sb.(*tcpSubscriber)
+	if !ok {
+		return fmt.Errorf("invalid subscriber: expected *tcpSubscriber")
+	}
+	if len(sub.handlers) == 0 {
+		return fmt.Errorf("invalid subscriber: no handler functions")
+	}
+
+	if err := validateSubscriber(sb); err != nil {
+		return err
+	}
+
+	h.Lock()
+	defer h.Unlock()
+	_, ok = h.subscribers[sub]
+	if ok {
+		return fmt.Errorf("subscriber %v already exists", h)
+	}
+	h.subscribers[sub] = nil
+	return nil
+}
+
 func (h *Server) Register() error {
-	h.mu.Lock()
+	h.Lock()
 	config := h.opts
 	rsvc := h.rsvc
 
-	h.mu.Unlock()
+	h.Unlock()
 
 	// if service already filled, reuse it and return early
 	if rsvc != nil {
@@ -124,9 +162,25 @@ func (h *Server) Register() error {
 		return err
 	}
 
-	h.mu.RLock()
+	service.Nodes[0].Metadata["protocol"] = "tcp"
+	service.Nodes[0].Metadata["transport"] = service.Nodes[0].Metadata["protocol"]
+
+	h.Lock()
+
+	subscriberList := make([]*tcpSubscriber, 0, len(h.subscribers))
+	for e := range h.subscribers {
+		// Only advertise non internal subscribers
+		subscriberList = append(subscriberList, e)
+	}
+	sort.Slice(subscriberList, func(i, j int) bool {
+		return subscriberList[i].topic > subscriberList[j].topic
+	})
+
+	h.Unlock()
+
+	h.RLock()
 	registered := h.registered
-	h.mu.RUnlock()
+	h.RUnlock()
 
 	if !registered {
 		if config.Logger.V(logger.InfoLevel) {
@@ -144,13 +198,38 @@ func (h *Server) Register() error {
 		return nil
 	}
 
-	h.mu.Lock()
+	h.Lock()
-	defer h.mu.Unlock()
+	defer h.Unlock()
 
 	if h.registered {
 		return nil
 	}
 
+	for sb := range h.subscribers {
+		handler := h.createSubHandler(sb, config)
+		var opts []broker.SubscribeOption
+		if queue := sb.Options().Queue; len(queue) > 0 {
+			opts = append(opts, broker.SubscribeGroup(queue))
+		}
+
+		subCtx := config.Context
+		if cx := sb.Options().Context; cx != nil {
+			subCtx = cx
+		}
+		opts = append(opts, broker.SubscribeContext(subCtx))
+		opts = append(opts, broker.SubscribeAutoAck(sb.Options().AutoAck))
+
+		if config.Logger.V(logger.InfoLevel) {
+			config.Logger.Info(config.Context, "Subscribing to topic: "+sb.Topic())
+		}
+
+		sub, err := config.Broker.Subscribe(subCtx, sb.Topic(), handler, opts...)
+		if err != nil {
+			return err
+		}
+		h.subscribers[sb] = []broker.Subscriber{sub}
+	}
+
 	h.registered = true
 	h.rsvc = service
 
@@ -158,9 +237,9 @@ func (h *Server) Register() error {
 }
 
 func (h *Server) Deregister() error {
-	h.mu.Lock()
+	h.Lock()
 	config := h.opts
-	h.mu.Unlock()
+	h.Unlock()
 
 	service, err := server.NewRegisterService(h)
 	if err != nil {
@@ -175,14 +254,40 @@ func (h *Server) Deregister() error {
 		return err
 	}
 
-	h.mu.Lock()
+	h.Lock()
 	if !h.registered {
-		h.mu.Unlock()
+		h.Unlock()
 		return nil
 	}
 	h.registered = false
 
-	h.mu.Unlock()
+	wg := sync.WaitGroup{}
+	subCtx := h.opts.Context
+
+	for sb, subs := range h.subscribers {
+		if cx := sb.Options().Context; cx != nil {
+			subCtx = cx
+		}
+
+		for _, sub := range subs {
+			wg.Add(1)
+			go func(s broker.Subscriber) {
+				defer wg.Done()
+				if config.Logger.V(logger.InfoLevel) {
+					config.Logger.Info(config.Context, "Unsubscribing from topic: "+s.Topic())
+				}
+				if err := s.Unsubscribe(subCtx); err != nil {
+					if config.Logger.V(logger.ErrorLevel) {
+						config.Logger.Error(config.Context, "Unsubscribing from errot topic: "+s.Topic(), err)
+					}
+				}
+			}(sub)
+		}
+		h.subscribers[sb] = nil
+	}
+	wg.Wait()
+
+	h.Unlock()
 	return nil
 }
 
@@ -200,10 +305,10 @@ func (h *Server) getListener() net.Listener {
 }
 
 func (h *Server) Start() error {
-	h.mu.RLock()
+	h.RLock()
 	config := h.opts
 	hd := h.hd.Handler()
-	h.mu.RUnlock()
+	h.RUnlock()
 
 	var err error
 	var ts net.Listener
@@ -236,9 +341,9 @@ func (h *Server) Start() error {
 		config.Logger.Info(config.Context, "Listening on "+ts.Addr().String())
 	}
 
-	h.mu.Lock()
+	h.Lock()
 	h.opts.Address = ts.Addr().String()
-	h.mu.Unlock()
+	h.Unlock()
 
 	if err = config.Broker.Connect(config.Context); err != nil {
 		return err
@@ -275,9 +380,9 @@ func (h *Server) Start() error {
 			select {
 			// register self on interval
 			case <-t.C:
-				h.mu.RLock()
+				h.RLock()
 				registered := h.registered
-				h.mu.RUnlock()
+				h.RUnlock()
 				rerr := h.opts.RegisterCheck(h.opts.Context)
 				// nolint: nestif
 				if rerr != nil && registered {
@@ -351,9 +456,9 @@ func (h *Server) Name() string {
 
 func (h *Server) serve(ln net.Listener, hd Handler) {
 	var tempDelay time.Duration // how long to sleep on accept failure
-	h.mu.RLock()
+	h.RLock()
 	config := h.opts
-	h.mu.RUnlock()
+	h.RUnlock()
 	for {
 		c, err := ln.Accept()
 		// nolint: nestif
@@ -363,7 +468,7 @@ func (h *Server) serve(ln net.Listener, hd Handler) {
 				return
 			default:
 			}
-			if ne, ok := err.(net.Error); ok && ne.Temporary() { // nolint:staticcheck
+			if ne, ok := err.(net.Error); ok && ne.Temporary() { //nolint:staticcheck
 				if tempDelay == 0 {
 					tempDelay = 5 * time.Millisecond
 				} else {
@@ -403,5 +508,6 @@ func NewServer(opts ...server.Option) server.Server {
 		stateHealth: &atomic.Uint32{},
 		opts:        server.NewOptions(opts...),
 		exit:        make(chan chan error),
+		subscribers: make(map[*tcpSubscriber][]broker.Subscriber),
 	}
 }