release v1.1.0

.github/ISSUE_TEMPLATE/00-bug.md

@@ -0,0 +1,38 @@
+---
+name: Bugs
+about: config, server, client, or anything else
+title: "affected/package: "
+---
+
+<!--
+Please answer these questions before submitting your issue. Thanks!
+-->
+
+### What version of trpc-go-selector-dsn are you using?
+
+
+### Does this issue reproduce with the latest release?
+
+
+
+### What operating system and processor architecture are you using (`go env`)?
+
+<details><summary><code>go env</code> Output</summary><br><pre>
+$ go env
+
+</pre></details>
+
+### What did you do?
+
+<!--
+If possible, provide a recipe for reproducing the error.
+A complete runnable program is good.
+A link on go.dev/play is best.
+-->
+
+
+### What did you expect to see?
+
+
+
+### What did you see instead?

.github/ISSUE_TEMPLATE/01-feature.md

@@ -0,0 +1,33 @@
+---
+name: Features
+about: config, server, client, or anything else
+title: "affected/package: "
+---
+
+<!--
+Please answer these questions before submitting your issue. Thanks!
+-->
+
+### Is your feature request related to a problem?
+
+<!--
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+-->
+
+### What is the solution you'd like?
+
+<!--
+A clear and concise description of what you want to happen.
+-->
+
+### What alternatives have you considered?
+
+<!--
+A clear and concise description of any alternative solutions or features you've considered.
+-->
+
+### Could you provide additional context?
+
+<!--
+Add any other context or screenshots about the feature request here.
+-->

.github/ISSUE_TEMPLATE/03-proposal.md

@@ -0,0 +1,11 @@
+---
+name: Proposals
+about: New external API or other notable changes
+title: "proposal: affected/package: "
+labels: Proposal
+---
+
+<!--
+Our proposal process is documented here:
+https://github.com/trpc-group/trpc/tree/main/proposal
+-->

.github/workflows/cla.yml

@@ -0,0 +1,32 @@
+name: "CLA Assistant"
+on:
+  issue_comment:
+    types: [created]
+  pull_request_target:
+    types: [opened, synchronize, reopened]
+
+# explicitly configure permissions, in case your GITHUB_TOKEN workflow permissions are set to read-only in repository settings
+permissions:
+  actions: write
+  contents: write
+  pull-requests: write
+  statuses: write
+
+jobs:
+  CLAAssistant:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "CLA Assistant"
+        if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I have read the CLA Document and I hereby sign the CLA') || github.event_name == 'pull_request_target'
+        uses: contributor-assistant/github-action@v2.3.0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          PERSONAL_ACCESS_TOKEN: ${{ secrets.CLA_DATABASE_ACCESS_TOKEN }}
+        with:
+          remote-organization-name: trpc-group
+          remote-repository-name: cla-database
+          path-to-signatures: 'signatures/${{ github.event.repository.name }}-${{ github.repository_id }}/cla.json'
+          path-to-document: 'https://github.com/trpc-group/cla-database/blob/main/Tencent-Contributor-License-Agreement.md'
+          # branch should not be protected
+          branch: 'main'
+          allowlist: bot*

.github/workflows/prc.yml

@@ -0,0 +1,60 @@
+name: Pull Request Check
+on:
+  pull_request:
+  push:
+  workflow_dispatch:
+permissions:
+  contents: read
+  pull-requests: read # Use with `only-new-issues` option.
+jobs:
+  build:
+    name: build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-go@v4
+      with:
+        go-version: 1.19
+    - name: Build
+      run: go build -v ./...
+    - name: Test
+      run: go test -v -coverprofile=coverage.out ./...
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        files: coverage.out
+        flags: unittests
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/setup-go@v4
+        with:
+          go-version: 1.19
+      - uses: actions/checkout@v3
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: latest 
+          only-new-issues: true
+          skip-cache: true # To prevent occasional failure of this action.
+  typos:
+    name: typos
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: typos 
+      uses: crate-ci/typos@master
+  go-apidiff:
+    if: github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0 
+    - uses: actions/setup-go@v4
+      with:
+        go-version: 1.19
+    - uses: joelanford/go-apidiff@main

README.md

@@ -1,6 +1,13 @@
+English | [中文](README.zh_CN.md)
+
 # Data Source Name Selector
 
-English | [简体中文](./README-zh.md)
+[![Go Reference](https://pkg.go.dev/badge/github.com/trpc-ecosystem/go-selector-dsn.svg)](https://pkg.go.dev/github.com/trpc-ecosystem/go-selector-dsn)
+[![Go Report Card](https://goreportcard.com/badge/trpc.group/trpc-go/trpc-selector-dsn)](https://goreportcard.com/report/trpc.group/trpc-go/trpc-selector-dsn)
+[![LICENSE](https://img.shields.io/badge/license-Apache--2.0-green.svg)](https://github.com/trpc-ecosystem/go-selector-dsn/blob/main/LICENSE)
+[![Releases](https://img.shields.io/github/release/trpc-ecosystem/go-selector-dsn.svg?style=flat-square)](https://github.com/trpc-ecosystem/go-selector-dsn/releases)
+[![Tests](https://github.com/trpc-ecosystem/go-selector-dsn/actions/workflows/prc.yml/badge.svg)](https://github.com/trpc-ecosystem/go-selector-dsn/actions/workflows/prc.yml)
+[![Coverage](https://codecov.io/gh/trpc-ecosystem/go-selector-dsn/branch/main/graph/badge.svg)](https://app.codecov.io/gh/trpc-ecosystem/go-selector-dsn/tree/main)
 
 DSN(Data Source Name) Selector implements a selector for tRPC-Go, which uses the client's target as a data source name , and returns it in the Node's Address
 
@@ -9,7 +16,7 @@ DSN(Data Source Name) Selector implements a selector for tRPC-Go, which uses the
 client:                                            # backend-config for client
   service:                                         # backend's config
     - name: trpc.dsn.xxx.xxx         
-      target: dsn://user:passwd@tcp(ip:port)/db      # select retruns the address after "://"
+      target: dsn://user:passwd@tcp(ip:port)/db      # select returns the address after "://"
     - name: trpc.dsn.xxx.xxx1         
       # dsn+polaris means that the host in target will be resolved by polaris, and the actual address will be replaced 
       # after the host, and the part after "://" will be returned

README-zh.md → README.zh_CN.md

@@ -1,6 +1,13 @@
+[English](README.md) | 中文
+
 # Data Source Name 寻址方式
 
-[English](./README.md) | 简体中文
+[![Go Reference](https://pkg.go.dev/badge/github.com/trpc-ecosystem/go-selector-dsn.svg)](https://pkg.go.dev/github.com/trpc-ecosystem/go-selector-dsn)
+[![Go Report Card](https://goreportcard.com/badge/trpc.group/trpc-go/trpc-selector-dsn)](https://goreportcard.com/report/trpc.group/trpc-go/trpc-selector-dsn)
+[![LICENSE](https://img.shields.io/badge/license-Apache--2.0-green.svg)](https://github.com/trpc-ecosystem/go-selector-dsn/blob/main/LICENSE)
+[![Releases](https://img.shields.io/github/release/trpc-ecosystem/go-selector-dsn.svg?style=flat-square)](https://github.com/trpc-ecosystem/go-selector-dsn/releases)
+[![Tests](https://github.com/trpc-ecosystem/go-selector-dsn/actions/workflows/prc.yml/badge.svg)](https://github.com/trpc-ecosystem/go-selector-dsn/actions/workflows/prc.yml)
+[![Coverage](https://codecov.io/gh/trpc-ecosystem/go-selector-dsn/branch/main/graph/badge.svg)](https://app.codecov.io/gh/trpc-ecosystem/go-selector-dsn/tree/main)
 
 实现了 tRPC-Go 的 selector 接口，将 client 的 target 当做 data source name 来使用，并在 Node 的 Address 中返回
 

dsn_selector.go

@@ -17,6 +17,7 @@
 import (
 	"errors"
 	"fmt"
+	"net"
 	"sync"
 	"time"
 
@@ -32,12 +33,27 @@
 }
 
 // DefaultSelector dsn default selector
-var DefaultSelector = &DsnSelector{dsns: make(map[string]*registry.Node)}
+var DefaultSelector = NewDsnSelector(false)
+
+// NewDsnSelector creates a new dsn selector.
+func NewDsnSelector(keepAddrUnresolved bool) *DsnSelector {
+	var parseAddr func(network, address string) net.Addr
+	if keepAddrUnresolved {
+		parseAddr = func(network, address string) net.Addr {
+			return unresolvedAddr{network: network, address: address}
+		}
+	}
+	return &DsnSelector{
+		parseAddr: parseAddr,
+		dsns:      make(map[string]*registry.Node),
+	}
+}
 
 // DsnSelector returns original service name node, with memory cache
 type DsnSelector struct {
-	dsns map[string]*registry.Node
-	lock sync.RWMutex
+	parseAddr func(network, address string) net.Addr
+	dsns      map[string]*registry.Node
+	lock      sync.RWMutex
 }
 
 // Select selects address from dsn://user:passwd@tcp(ip:port)/db
@@ -60,6 +76,7 @@
 	node = &registry.Node{
 		ServiceName: serviceName,
 		Address:     serviceName,
+		ParseAddr:   s.parseAddr,
 	}
 	s.dsns[serviceName] = node
 	return node, nil
@@ -70,12 +87,36 @@
 	return nil
 }
 
+// Options are ResolvableSelector options.
+type Options struct {
+	Extractor       ServiceNameExtractor
+	EnableParseAddr bool
+}
+
+// Option sets ResolvableSelector options.
+type Option func(*Options)
+
+// WithExtractor ...
+func WithExtractor(extractor ServiceNameExtractor) Option {
+	return func(o *Options) {
+		o.Extractor = extractor
+	}
+}
+
+// WithEnableParseAddr ...
+func WithEnableParseAddr(enable bool) Option {
+	return func(o *Options) {
+		o.EnableParseAddr = enable
+	}
+}
+
 // ResolvableSelector dsn-selector with address resolver
 type ResolvableSelector struct {
 	dsns                 map[string]*registry.Node
 	lock                 sync.RWMutex
 	resolverSelectorName string
 	extractor            ServiceNameExtractor
+	EnableParseAddr      bool
 }
 
 // ServiceNameExtractor extracts the part of the service name in the dsn, and return the starting position and length
@@ -98,6 +139,25 @@
 	}
 }
 
+// NewResolvableSelectorWithOpts ...
+func NewResolvableSelectorWithOpts(selectorName string, opt ...Option) selector.Selector {
+	opts := &Options{
+		Extractor:       &URIHostExtractor{},
+		EnableParseAddr: true,
+	}
+
+	for _, o := range opt {
+		o(opts)
+	}
+
+	return &ResolvableSelector{
+		dsns:                 make(map[string]*registry.Node),
+		resolverSelectorName: selectorName,
+		extractor:            opts.Extractor,
+		EnableParseAddr:      opts.EnableParseAddr,
+	}
+}
+
 // Select selects address from mongodb+polaris://user:passwd@poloars_name/db
 func (s *ResolvableSelector) Select(serviceName string, opt ...selector.Option) (*registry.Node, error) {
 	// resolve serviceName from dsn
@@ -165,6 +225,13 @@
 			"resolved": resolvedNode,
 		},
 	}
+
+	if s.EnableParseAddr {
+		node.ParseAddr = func(network, address string) net.Addr {
+			return unresolvedAddr{resolvedNode.Network, resolvedNode.Address}
+		}
+	}
+
 	s.dsns[address] = node
 	return node
 }
@@ -193,3 +260,18 @@
 
 	return resolver.Report(resolvedNode, cost, err)
 }
+
+type unresolvedAddr struct {
+	network string
+	address string
+}
+
+// Network returns the unresolved original network.
+func (a unresolvedAddr) Network() string {
+	return a.network
+}
+
+// String returns the unresolved original address.
+func (a unresolvedAddr) String() string {
+	return a.address
+}