Enable Go 1.18 in the ci and release workflows

* Enable Go 1.18 in the ci and release workflows

* Fix lint warning

* Add golangci as a make target

.github/workflows/ci.yml

@@ -13,6 +13,7 @@ jobs:
         go_version:
           - '1.16'
           - '1.17'
+          - '1.18'
     runs-on: ubuntu-latest
     env:
       GO111MODULE: on
@@ -44,7 +45,7 @@ jobs:
       - name: Setup go
         uses: actions/setup-go@v3
         with:
-          go-version: '1.17'
+          go-version: '1.18'
       - name: Checkout Source 
         uses: actions/checkout@v3
       - uses: actions/cache@v2

.github/workflows/release.yml

@@ -17,11 +17,11 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.17
+          go-version: 1.18
       - name: Install Cosign
         uses: sigstore/cosign-installer@main
         with:
-          cosign-release: 'v1.5.2'
+          cosign-release: 'v1.6.0'
       - name: Store Cosign private key in a file
         run: 'echo "$COSIGN_KEY" > /tmp/cosign.key'
         shell: bash
@@ -66,7 +66,7 @@ jobs:
           tags: ${{steps.meta.outputs.tags}}
           labels: ${{steps.meta.outputs.labels}}
           push: true
-          build-args: GO_VERSION=1.17
+          build-args: GO_VERSION=1.18
       - name: Sign Docker Image
         run: cosign sign -key /tmp/cosign.key ${TAGS}
         env:

Makefile

@@ -12,7 +12,7 @@ GOBIN ?= $(GOPATH)/bin
 GOLINT ?= $(GOBIN)/golint
 GOSEC ?= $(GOBIN)/gosec
 GINKGO ?= $(GOBIN)/ginkgo
-GO_VERSION = 1.17
+GO_VERSION = 1.18
 
 default:
 	$(MAKE) build
@@ -31,12 +31,16 @@ fmt:
 	@([ ! -z "$(FORMATTED)" ] && printf "Fixed unformatted files:\n$(FORMATTED)") || true
 
 lint:
-	@echo "LINTING"
+	@echo "LINTING: golint"
 	$(GO_NOMOD) get -u golang.org/x/lint/golint
 	$(GOLINT) -set_exit_status ./...
 	@echo "VETTING"
 	$(GO) vet ./...
 
+golangci:
+	@echo "LINTING: golangci-lint"
+	golangci-lint run
+
 sec:
 	@echo "SECURITY SCANNING"
 	./$(BIN) ./...

cmd/tlsconfig/tls_version.go

@@ -1,7 +1,3 @@
-//go:build go1.14 || !go1.11
-// +build go1.14 !go1.11
-
-// main
 package main
 
 import (

cmd/tlsconfig/tls_version_go12_go13.go

@@ -1,34 +0,0 @@
-//go:build go1.12 && !go1.14
-// +build go1.12,!go1.14
-
-// This file can be removed once go1.13 is no longer supported
-
-package main
-
-import (
-	"crypto/tls"
-	"sort"
-)
-
-func mapTLSVersions(tlsVersions []string) []int {
-	var versions []int
-	for _, tlsVersion := range tlsVersions {
-		switch tlsVersion {
-		case "TLSv1.3":
-			versions = append(versions, tls.VersionTLS13)
-		case "TLSv1.2":
-			versions = append(versions, tls.VersionTLS12)
-		case "TLSv1.1":
-			versions = append(versions, tls.VersionTLS11)
-		case "TLSv1":
-			versions = append(versions, tls.VersionTLS10)
-		case "SSLv3":
-			// unsupported from go1.14
-			versions = append(versions, tls.VersionSSL30)
-		default:
-			continue
-		}
-	}
-	sort.Ints(versions)
-	return versions
-}

cmd/tlsconfig/tlsconfig.go

@@ -1,6 +1,3 @@
-//go:build go1.12
-// +build go1.12
-
 package main
 
 import (
@@ -14,9 +11,10 @@ import (
 	"log"
 	"net/http"
 	"path/filepath"
-	"strings"
 
 	"github.com/mozilla/tls-observatory/constants"
+	"golang.org/x/text/cases"
+	"golang.org/x/text/language"
 )
 
 var (
@@ -82,7 +80,8 @@ func getTLSConfFromURL(url string) (*ServerSideTLSJson, error) {
 }
 
 func getGoCipherConfig(name string, sstls ServerSideTLSJson) (goCipherConfiguration, error) {
-	cipherConf := goCipherConfiguration{Name: strings.Title(name)}
+	caser := cases.Title(language.English)
+	cipherConf := goCipherConfiguration{Name: caser.String(name)}
 	conf, ok := sstls.Configurations[name]
 	if !ok {
 		return cipherConf, fmt.Errorf("TLS configuration '%s' not found", name)