update for latest micro

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

.gitea/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,18 @@
+---
+name: Bug report
+about: For reporting bugs in 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.

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

@@ -0,0 +1,17 @@
+---
+name: Feature request / Enhancement
+about: If you have a need not served by 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.

.gitea/ISSUE_TEMPLATE/question.md

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

.gitea/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**

.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/workflows/autoapprove.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: approve
-        uses: hmarr/auto-approve-action@v2
+        uses: hmarr/auto-approve-action@v3
         if: github.actor == 'vtolstov' || github.actor == 'dependabot[bot]'
         id: approve
         with:

.github/workflows/build.yml

@@ -10,13 +10,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     - name: checkout
       uses: actions/checkout@v3
     - name: cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/go/pkg/mod
         key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -34,7 +34,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v3.1.0
+        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.

.github/workflows/codeql-analysis.yml

@@ -45,12 +45,12 @@ jobs:
     - name: checkout
       uses: actions/checkout@v3
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     # Initializes the CodeQL tools for scanning.
     - name: init
-      uses: github/codeql-action/init@v1
+      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.
@@ -61,7 +61,7 @@ jobs:
     # 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@v1
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -75,4 +75,4 @@ jobs:
     #   make release
 
     - name: analyze
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v2

.github/workflows/dependabot-automerge.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1.3.0
+        uses: dependabot/fetch-metadata@v1.3.6
         with:
           github-token: "${{ secrets.TOKEN }}"
       - name: merge

.github/workflows/pr.yml

@@ -10,13 +10,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     - name: checkout
       uses: actions/checkout@v3
     - name: cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/go/pkg/mod
         key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -34,7 +34,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v3.1.0
+        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.

.gitignore

@@ -0,0 +1,24 @@
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+bin
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+
+# General
+.DS_Store
+.idea
+.vscode

go.mod

@@ -1,8 +1,23 @@
 module go.unistack.org/micro-server-tcp/v3
 
-go 1.16
+go 1.22.0
+
+toolchain go1.23.4
 
 require (
-	go.unistack.org/micro/v3 v3.8.21
-	golang.org/x/net v0.0.0-20210928044308-7d9f5e0b762b
+	go.unistack.org/micro/v3 v3.11.37
+	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
+	go.unistack.org/micro-proto/v3 v3.4.1 // indirect
+	golang.org/x/sys v0.29.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250106144421-5f5ef82da422 // indirect
+	google.golang.org/grpc v1.69.4 // indirect
+	google.golang.org/protobuf v1.36.2 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,153 +1,42 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
-github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
-github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
-github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
-github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
-github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
-github.com/cncf/xds/go v0.0.0-20210312221358-fbca930ec8ed/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
-github.com/ef-ds/deque v1.0.4/go.mod h1:gXDnTC3yqvBcHbq2lcExjtAcVrOnJCbMcZXmuj8Z4tg=
-github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
-github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
-github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
-github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
-github.com/envoyproxy/go-control-plane v0.9.9-0.20210512163311-63b5d3c536b0/go.mod h1:hliV/p42l8fGbc6Y9bQ70uLwIvmJyVE5k4iMKlh8wCQ=
-github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/flowstack/go-jsonschema v0.1.1/go.mod h1:yL7fNggx1o8rm9RlgXv7hTBWxdBM0rVwpMwimd3F3N0=
-github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
-github.com/golang-jwt/jwt/v4 v4.2.0/go.mod h1:/xlHOz8bRuivTWchD4jCa+NbatV+wEUSzwAxVc6locg=
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-github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
-github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
-github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
-github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
-github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
-github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
-github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
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-github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
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-github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/gnostic v0.6.6/go.mod h1:Nm8234We1lq6iB9OmlgNv3nH91XLLVZHCDayfA3xq+E=
-github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
-github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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-github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
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-github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
-github.com/stoewer/go-strcase v1.2.0/go.mod h1:IBiWB2sKIp3wVVQ3Y035++gc+knqhUQag1KpM8ahLw8=
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-github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
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+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=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

handler.go

@@ -3,7 +3,6 @@ package tcp
 import (
 	"net"
 
-	"go.unistack.org/micro/v3/register"
 	"go.unistack.org/micro/v3/server"
 )
 
@@ -14,7 +13,6 @@ type Handler interface {
 type tcpHandler struct {
 	opts       server.HandlerOptions
 	hd         interface{}
-	eps        []*register.Endpoint
 	maxMsgSize int
 }
 
@@ -26,10 +24,6 @@ func (h *tcpHandler) Handler() interface{} {
 	return h.hd
 }
 
-func (h *tcpHandler) Endpoints() []*register.Endpoint {
-	return h.eps
-}
-
 func (h *tcpHandler) Options() server.HandlerOptions {
 	return h.opts
 }

message.go

@@ -21,10 +21,6 @@ func (r *tcpMessage) Topic() string {
 	return r.topic
 }
 
-func (r *tcpMessage) Payload() interface{} {
-	return r.payload
-}
-
 func (r *tcpMessage) ContentType() string {
 	return r.contentType
 }
@@ -33,8 +29,8 @@ func (r *tcpMessage) Header() metadata.Metadata {
 	return r.header
 }
 
-func (r *tcpMessage) Body() []byte {
-	return r.body
+func (r *tcpMessage) Body() interface{} {
+	return r.payload
 }
 
 func (r *tcpMessage) Codec() codec.Codec {

subscriber.go

@@ -1,7 +1,6 @@
 package tcp
 
 import (
-	"bytes"
 	"context"
 	"fmt"
 	"reflect"
@@ -10,9 +9,8 @@ import (
 	"unicode/utf8"
 
 	"go.unistack.org/micro/v3/broker"
-	"go.unistack.org/micro/v3/codec"
 	"go.unistack.org/micro/v3/metadata"
-	"go.unistack.org/micro/v3/register"
+	"go.unistack.org/micro/v3/options"
 	"go.unistack.org/micro/v3/server"
 )
 
@@ -34,7 +32,6 @@ type tcpSubscriber struct {
 	typ        reflect.Type
 	subscriber interface{}
 	handlers   []*handler
-	endpoints  []*register.Endpoint
 	opts       server.SubscriberOptions
 }
 
@@ -63,7 +60,6 @@ func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOptio
 		o(&options)
 	}
 
-	var endpoints []*register.Endpoint
 	var handlers []*handler
 
 	if typ := reflect.TypeOf(sub); typ.Kind() == reflect.Func {
@@ -80,18 +76,7 @@ func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOptio
 		}
 
 		handlers = append(handlers, h)
-		ep := &register.Endpoint{
-			Name:     "Func",
-			Request:  register.ExtractSubValue(typ),
-			Metadata: metadata.New(2),
-		}
-		ep.Metadata.Set("topic", topic)
-		ep.Metadata.Set("subscriber", "true")
-		endpoints = append(endpoints, ep)
 	} else {
-		hdlr := reflect.ValueOf(sub)
-		name := reflect.Indirect(hdlr).Type().Name()
-
 		for m := 0; m < typ.NumMethod(); m++ {
 			method := typ.Method(m)
 			h := &handler{
@@ -107,14 +92,6 @@ func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOptio
 			}
 
 			handlers = append(handlers, h)
-			ep := &register.Endpoint{
-				Name:     name + "." + method.Name,
-				Request:  register.ExtractSubValue(method.Type),
-				Metadata: metadata.New(2),
-			}
-			ep.Metadata.Set("topic", topic)
-			ep.Metadata.Set("subscriber", "true")
-			endpoints = append(endpoints, ep)
 		}
 	}
 
@@ -124,7 +101,6 @@ func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOptio
 		topic:      topic,
 		subscriber: sub,
 		handlers:   handlers,
-		endpoints:  endpoints,
 		opts:       options,
 	}
 }
@@ -184,11 +160,11 @@ func validateSubscriber(sub server.Subscriber) error {
 	return nil
 }
 
-func (s *tcpServer) createSubHandler(sb *tcpSubscriber, opts server.Options) broker.Handler {
+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 := s.newCodec(ct)
+		cf, err := h.newCodec(ct)
 		if err != nil {
 			return err
 		}
@@ -220,16 +196,6 @@ func (s *tcpServer) createSubHandler(sb *tcpSubscriber, opts server.Options) bro
 				req = req.Elem()
 			}
 
-			buf := bytes.NewBuffer(msg.Body)
-
-			if err := cf.ReadHeader(buf, &codec.Message{}, codec.Event); err != nil {
-				return err
-			}
-
-			if err := cf.ReadBody(buf, req.Interface()); err != nil {
-				return err
-			}
-
 			fn := func(ctx context.Context, msg server.Message) error {
 				var vals []reflect.Value
 				if sb.typ.Kind() != reflect.Func {
@@ -239,7 +205,7 @@ func (s *tcpServer) createSubHandler(sb *tcpSubscriber, opts server.Options) bro
 					vals = append(vals, reflect.ValueOf(ctx))
 				}
 
-				vals = append(vals, reflect.ValueOf(msg.Payload()))
+				vals = append(vals, reflect.ValueOf(msg.Body()))
 
 				returnValues := handler.method.Call(vals)
 				if err := returnValues[0].Interface(); err != nil {
@@ -248,9 +214,11 @@ func (s *tcpServer) createSubHandler(sb *tcpSubscriber, opts server.Options) bro
 				return nil
 			}
 
-			for i := len(opts.SubWrappers); i > 0; i-- {
-				fn = opts.SubWrappers[i-1](fn)
-			}
+			opts.Hooks.EachNext(func(hook options.Hook) {
+				if h, ok := hook.(server.HookSubHandler); ok {
+					fn = h(fn)
+				}
+			})
 
 			go func() {
 				results <- fn(ctx, &tcpMessage{
@@ -258,7 +226,6 @@ func (s *tcpServer) createSubHandler(sb *tcpSubscriber, opts server.Options) bro
 					contentType: ct,
 					payload:     req.Interface(),
 					header:      msg.Header,
-					body:        msg.Body,
 					codec:       cf,
 				})
 			}()
@@ -288,10 +255,6 @@ func (s *tcpSubscriber) Subscriber() interface{} {
 	return s.subscriber
 }
 
-func (s *tcpSubscriber) Endpoints() []*register.Endpoint {
-	return s.endpoints
-}
-
 func (s *tcpSubscriber) Options() server.SubscriberOptions {
 	return s.opts
 }

tcp.go

@@ -1,12 +1,14 @@
 // Package tcp implements a go-micro.Server
-package tcp // import "go.unistack.org/micro-server-tcp/v3"
+package tcp
 
 import (
+	"context"
 	"crypto/tls"
 	"fmt"
 	"net"
 	"sort"
 	"sync"
+	"sync/atomic"
 	"time"
 
 	"go.unistack.org/micro/v3/broker"
@@ -14,34 +16,55 @@ import (
 	"go.unistack.org/micro/v3/logger"
 	"go.unistack.org/micro/v3/register"
 	"go.unistack.org/micro/v3/server"
+	msync "go.unistack.org/micro/v3/sync"
 	"golang.org/x/net/netutil"
 )
 
-type tcpServer struct {
+var _ server.Server = (*Server)(nil)
+
+type Server struct {
 	hd          server.Handler
 	rsvc        *register.Service
 	exit        chan chan error
 	subscribers map[*tcpSubscriber][]broker.Subscriber
 	opts        server.Options
 	sync.RWMutex
-	registered bool
-	init       bool
+	registered  bool
+	init        bool
+	stateLive   *atomic.Uint32
+	stateReady  *atomic.Uint32
+	stateHealth *atomic.Uint32
 }
 
-func (h *tcpServer) newCodec(ct string) (codec.Codec, error) {
+func (h *Server) Live() bool {
+	return h.stateLive.Load() == 1
+}
+
+func (h *Server) Ready() bool {
+	return h.stateReady.Load() == 1
+}
+
+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 *tcpServer) Options() server.Options {
+func (h *Server) Options() server.Options {
 	h.RLock()
 	defer h.RUnlock()
 	return h.opts
 }
 
-func (h *tcpServer) Init(opts ...server.Option) error {
+func (h *Server) Init(opts ...server.Option) error {
+	if h.opts.Wait == nil {
+		h.opts.Wait = msync.NewWaitGroup()
+	}
 	if len(opts) == 0 && h.init {
 		return nil
 	}
@@ -60,42 +83,27 @@ func (h *tcpServer) Init(opts ...server.Option) error {
 	if err := h.opts.Tracer.Init(); err != nil {
 		return err
 	}
-	if err := h.opts.Auth.Init(); err != nil {
-		return err
-	}
 	if err := h.opts.Logger.Init(); err != nil {
 		return err
 	}
 	if err := h.opts.Meter.Init(); err != nil {
 		return err
 	}
-	if err := h.opts.Transport.Init(); err != nil {
-		return err
-	}
 
 	return nil
 }
 
-func (h *tcpServer) Handle(handler server.Handler) error {
+func (h *Server) Handle(handler server.Handler) error {
 	h.Lock()
 	h.hd = handler
 	h.Unlock()
 	return nil
 }
 
-func (h *tcpServer) NewHandler(handler interface{}, opts ...server.HandlerOption) server.Handler {
+func (h *Server) NewHandler(handler interface{}, opts ...server.HandlerOption) server.Handler {
 	options := server.NewHandlerOptions(opts...)
 
-	eps := make([]*register.Endpoint, 0, len(options.Metadata))
-	for name, metadata := range options.Metadata {
-		eps = append(eps, &register.Endpoint{
-			Name:     name,
-			Metadata: metadata,
-		})
-	}
-
 	th := &tcpHandler{
-		eps:  eps,
 		hd:   handler,
 		opts: options,
 	}
@@ -107,11 +115,11 @@ func (h *tcpServer) NewHandler(handler interface{}, opts ...server.HandlerOption
 	return th
 }
 
-func (h *tcpServer) NewSubscriber(topic string, handler interface{}, opts ...server.SubscriberOption) server.Subscriber {
+func (h *Server) NewSubscriber(topic string, handler interface{}, opts ...server.SubscriberOption) server.Subscriber {
 	return newSubscriber(topic, handler, opts...)
 }
 
-func (h *tcpServer) Subscribe(sb server.Subscriber) error {
+func (h *Server) Subscribe(sb server.Subscriber) error {
 	sub, ok := sb.(*tcpSubscriber)
 	if !ok {
 		return fmt.Errorf("invalid subscriber: expected *tcpSubscriber")
@@ -134,11 +142,11 @@ func (h *tcpServer) Subscribe(sb server.Subscriber) error {
 	return nil
 }
 
-func (h *tcpServer) Register() error {
+func (h *Server) Register() error {
 	h.Lock()
 	config := h.opts
 	rsvc := h.rsvc
-	eps := h.hd.Endpoints()
+
 	h.Unlock()
 
 	// if service already filled, reuse it and return early
@@ -156,7 +164,6 @@ func (h *tcpServer) Register() error {
 
 	service.Nodes[0].Metadata["protocol"] = "tcp"
 	service.Nodes[0].Metadata["transport"] = service.Nodes[0].Metadata["protocol"]
-	service.Endpoints = eps
 
 	h.Lock()
 
@@ -168,9 +175,7 @@ func (h *tcpServer) Register() error {
 	sort.Slice(subscriberList, func(i, j int) bool {
 		return subscriberList[i].topic > subscriberList[j].topic
 	})
-	for _, e := range subscriberList {
-		service.Endpoints = append(service.Endpoints, e.Endpoints()...)
-	}
+
 	h.Unlock()
 
 	h.RLock()
@@ -179,7 +184,7 @@ func (h *tcpServer) Register() error {
 
 	if !registered {
 		if config.Logger.V(logger.InfoLevel) {
-			config.Logger.Infof(config.Context, "Register [%s] Registering node: %s", config.Register.String(), service.Nodes[0].ID)
+			config.Logger.Info(config.Context, fmt.Sprintf("Register [%s] Registering node: %s", config.Register.String(), service.Nodes[0].ID))
 		}
 	}
 
@@ -215,7 +220,7 @@ func (h *tcpServer) Register() error {
 		opts = append(opts, broker.SubscribeAutoAck(sb.Options().AutoAck))
 
 		if config.Logger.V(logger.InfoLevel) {
-			config.Logger.Infof(config.Context, "Subscribing to topic: %s", sb.Topic())
+			config.Logger.Info(config.Context, "Subscribing to topic: "+sb.Topic())
 		}
 
 		sub, err := config.Broker.Subscribe(subCtx, sb.Topic(), handler, opts...)
@@ -231,7 +236,7 @@ func (h *tcpServer) Register() error {
 	return nil
 }
 
-func (h *tcpServer) Deregister() error {
+func (h *Server) Deregister() error {
 	h.Lock()
 	config := h.opts
 	h.Unlock()
@@ -242,7 +247,7 @@ func (h *tcpServer) Deregister() error {
 	}
 
 	if config.Logger.V(logger.InfoLevel) {
-		config.Logger.Infof(config.Context, "Deregistering node: %s", service.Nodes[0].ID)
+		config.Logger.Info(config.Context, "Deregistering node: "+service.Nodes[0].ID)
 	}
 
 	if err := server.DefaultDeregisterFunc(service, config); err != nil {
@@ -269,11 +274,11 @@ func (h *tcpServer) Deregister() error {
 			go func(s broker.Subscriber) {
 				defer wg.Done()
 				if config.Logger.V(logger.InfoLevel) {
-					config.Logger.Infof(config.Context, "Unsubscribing from topic: %s", s.Topic())
+					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.Errorf(config.Context, "Unsubscribing from topic: %s err: %v", s.Topic(), err)
+						config.Logger.Error(config.Context, "Unsubscribing from errot topic: "+s.Topic(), err)
 					}
 				}
 			}(sub)
@@ -286,7 +291,7 @@ func (h *tcpServer) Deregister() error {
 	return nil
 }
 
-func (h *tcpServer) getListener() net.Listener {
+func (h *Server) getListener() net.Listener {
 	if h.opts.Context == nil {
 		return nil
 	}
@@ -299,7 +304,7 @@ func (h *tcpServer) getListener() net.Listener {
 	return l
 }
 
-func (h *tcpServer) Start() error {
+func (h *Server) Start() error {
 	h.RLock()
 	config := h.opts
 	hd := h.hd.Handler()
@@ -333,7 +338,7 @@ func (h *tcpServer) Start() error {
 	}
 
 	if config.Logger.V(logger.ErrorLevel) {
-		config.Logger.Infof(config.Context, "Listening on %s", ts.Addr().String())
+		config.Logger.Info(config.Context, "Listening on "+ts.Addr().String())
 	}
 
 	h.Lock()
@@ -354,6 +359,9 @@ func (h *tcpServer) Start() error {
 		return fmt.Errorf("invalid handler %T", hd)
 	}
 	go h.serve(ts, handle)
+	h.stateLive.Store(1)
+	h.stateReady.Store(1)
+	h.stateHealth.Store(1)
 
 	go func() {
 		t := new(time.Ticker)
@@ -379,23 +387,23 @@ func (h *tcpServer) Start() error {
 				// nolint: nestif
 				if rerr != nil && registered {
 					if config.Logger.V(logger.ErrorLevel) {
-						config.Logger.Errorf(config.Context, "Server %s-%s register check error: %s, deregister it", config.Name, config.ID, rerr)
+						config.Logger.Error(config.Context, fmt.Sprintf("Server %s-%s deregister, check error", config.Name, config.ID), rerr)
 					}
 					// deregister self in case of error
 					if err := h.Deregister(); err != nil {
 						if config.Logger.V(logger.ErrorLevel) {
-							config.Logger.Errorf(config.Context, "Server %s-%s deregister error: %s", config.Name, config.ID, err)
+							config.Logger.Error(config.Context, fmt.Sprintf("Server %s-%s deregister error", config.Name, config.ID), err)
 						}
 					}
 				} else if rerr != nil && !registered {
 					if config.Logger.V(logger.ErrorLevel) {
-						config.Logger.Errorf(config.Context, "Server %s-%s register check error: %s", config.Name, config.ID, rerr)
+						config.Logger.Error(config.Context, fmt.Sprintf("Server %s-%s register check error", config.Name, config.ID), rerr)
 					}
 					continue
 				}
 				if err := h.Register(); err != nil {
 					if config.Logger.V(logger.ErrorLevel) {
-						config.Logger.Errorf(config.Context, "Server %s-%s register error: %s", config.Name, config.ID, err)
+						config.Logger.Error(config.Context, fmt.Sprintf("Server %s-%s register error", config.Name, config.ID), err)
 					}
 				}
 				// wait for exit
@@ -404,36 +412,49 @@ func (h *tcpServer) Start() error {
 			}
 		}
 
+		h.gracefulStop()
+
 		ch <- ts.Close()
 
+		h.stateLive.Store(0)
+		h.stateReady.Store(0)
+		h.stateHealth.Store(0)
+
 		// deregister
 		if cerr := h.Deregister(); cerr != nil {
-			config.Logger.Errorf(config.Context, "Register deregister error: %v", cerr)
+			config.Logger.Error(config.Context, "Register deregister error", cerr)
 		}
 
 		if cerr := config.Broker.Disconnect(config.Context); cerr != nil {
-			config.Logger.Errorf(config.Context, "Broker disconnect error: %v", cerr)
+			config.Logger.Error(config.Context, "Broker disconnect error", cerr)
 		}
 	}()
 
 	return nil
 }
 
-func (h *tcpServer) Stop() error {
+func (h *Server) Stop() error {
 	ch := make(chan error)
 	h.exit <- ch
 	return <-ch
 }
 
-func (h *tcpServer) String() string {
+func (h *Server) gracefulStop() {
+	ctx, cancel := context.WithTimeout(context.Background(), h.opts.GracefulTimeout)
+	defer cancel()
+
+	h.opts.Wait.WaitContext(ctx)
+}
+
+func (h *Server) String() string {
 	return "tcp"
 }
 
-func (h *tcpServer) Name() string {
+func (h *Server) Name() string {
 	return h.opts.Name
 }
 
-func (h *tcpServer) serve(ln net.Listener, hd Handler) {
+func (h *Server) serve(ln net.Listener, hd Handler) {
 	var tempDelay time.Duration // how long to sleep on accept failure
 	h.RLock()
 	config := h.opts
@@ -457,27 +478,34 @@ func (h *tcpServer) serve(ln net.Listener, hd Handler) {
 					tempDelay = max
 				}
 				if config.Logger.V(logger.ErrorLevel) {
-					config.Logger.Errorf(config.Context, "tcp: Accept error: %v; retrying in %v", err, tempDelay)
+					config.Logger.Error(config.Context, fmt.Sprintf("tcp: Accept error: %v; retrying in %v", err, tempDelay))
 				}
 				time.Sleep(tempDelay)
 				continue
 			}
 			if config.Logger.V(logger.ErrorLevel) {
-				config.Logger.Errorf(config.Context, "tcp: Accept error: %v", err)
+				config.Logger.Error(config.Context, "tcp: Accept error", err)
 			}
 			return
 		}
 
-		if err != nil {
-			config.Logger.Errorf(config.Context, "tcp: accept err: %v", err)
-			return
+		if h.opts.Wait != nil {
+			h.opts.Wait.Add(1)
 		}
-		go hd.Serve(c)
+		go func() {
+			hd.Serve(c)
+			if h.opts.Wait != nil {
+				h.opts.Wait.Done()
+			}
+		}()
 	}
 }
 
 func NewServer(opts ...server.Option) server.Server {
-	return &tcpServer{
+	return &Server{
+		stateLive:   &atomic.Uint32{},
+		stateReady:  &atomic.Uint32{},
+		stateHealth: &atomic.Uint32{},
 		opts:        server.NewOptions(opts...),
 		exit:        make(chan chan error),
 		subscribers: make(map[*tcpSubscriber][]broker.Subscriber),