Upgrade ExternalDNS to go 1.20

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Set up Go 1.x
       uses: actions/setup-go@v4
       with:
-        go-version: 1.19
+        go-version: '1.20'
       id: go
 
     - name: Check out code into the Go module directory
@@ -38,7 +38,7 @@ jobs:
             apt update
             apt install -y make gcc libc-dev git
       if: github.actor == 'nektos/act'
-  
+
     - name: Test
       run: make test
 

.github/workflows/codeql-analysis.yml

@@ -30,7 +30,7 @@ jobs:
     - name: Install go version
       uses: actions/setup-go@v3
       with:
-        go-version: '^1.19'
+        go-version: '^1.20'
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/docs.yml

@@ -26,7 +26,7 @@ jobs:
 
       - uses: actions/setup-go@v4
         with:
-          go-version: ^1.19
+          go-version: '^1.20'
 
       - run: |
           pip install -r docs/scripts/requirements.txt

.github/workflows/lint.yaml

@@ -31,5 +31,5 @@ jobs:
 
     - name: Lint
       run: |
-        curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.50.1
+        curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.53.2
         make lint

.golangci.yml

@@ -19,7 +19,6 @@ linters:
   # inverted configuration with `enable-all` and `disable` is not scalable during updates of golangci-lint
   disable-all: true
   enable:
-    - depguard
     - dogsled
     - gofmt
     - goimports

Dockerfile

@@ -14,7 +14,7 @@
 
 # builder image
 ARG ARCH
-FROM golang:1.19 as builder
+FROM golang:1.20 as builder
 ARG ARCH
 
 WORKDIR /sigs.k8s.io/external-dns

Dockerfile.mini

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.19 as builder
+FROM golang:1.20 as builder
 
 WORKDIR /sigs.k8s.io/external-dns
 

docs/contributing/getting-started.md

@@ -1,7 +1,7 @@
 # Quick Start
 
 - [Git](https://git-scm.com/downloads)
-- [Go 1.19+](https://golang.org/dl/)
+- [Go 1.20+](https://golang.org/dl/)
 - [Go modules](https://github.com/golang/go/wiki/Modules)
 - [golangci-lint](https://github.com/golangci/golangci-lint)
 - [Docker](https://docs.docker.com/install/)

go.mod

@@ -1,6 +1,6 @@
 module sigs.k8s.io/external-dns
 
-go 1.19
+go 1.20
 
 require (
 	cloud.google.com/go/compute/metadata v0.2.3

provider/coredns/coredns.go

@@ -37,10 +37,6 @@ import (
 	"sigs.k8s.io/external-dns/provider"
 )
 
-func init() {
-	rand.Seed(time.Now().UnixNano())
-}
-
 const (
 	priority    = 10 // default priority when nothing is set
 	etcdTimeout = 5 * time.Second

provider/rdns/rdns.go

@@ -46,7 +46,7 @@ const (
 )
 
 func init() {
-	rand.Seed(time.Now().UnixNano())
+	rand.New(rand.NewSource(time.Now().UnixNano()))
 }
 
 // RDNSClient is an interface to work with Rancher DNS(RDNS) records in etcdv3 backend.

provider/tencentcloud/cloudapi/mockapi.go

@@ -18,7 +18,6 @@ package cloudapi
 
 import (
 	"math/rand"
-	"time"
 
 	"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common"
 	dnspod "github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/dnspod/v20210323"
@@ -34,7 +33,6 @@ type mockAPIService struct {
 }
 
 func NewMockService(privateZones []*privatedns.PrivateZone, privateZoneRecords map[string][]*privatedns.PrivateZoneRecord, dnspodDomains []*dnspod.DomainListItem, dnspodRecords map[string][]*dnspod.RecordListItem) *mockAPIService {
-	rand.Seed(time.Now().Unix())
 	return &mockAPIService{
 		privateZones:       privateZones,
 		privateZoneRecords: privateZoneRecords,

source/fake.go

@@ -25,7 +25,6 @@ import (
 	"fmt"
 	"math/rand"
 	"net"
-	"time"
 
 	"sigs.k8s.io/external-dns/endpoint"
 )
@@ -40,10 +39,6 @@ const (
 	defaultFQDNTemplate = "example.com"
 )
 
-func init() {
-	rand.Seed(time.Now().UnixNano())
-}
-
 // NewFakeSource creates a new fakeSource with the given config.
 func NewFakeSource(fqdnTemplate string) (Source, error) {
 	if fqdnTemplate == "" {