Add golangci (#6418)

4 files changed, 28 insertions, 11 deletions

diff --git a/cmd/admin.go b/cmd/admin.go
index ecb4eb48a6..6234ab828d 100644
--- a/cmd/admin.go
+++ b/cmd/admin.go
@@ -481,7 +481,7 @@ func runUpdateOauth(c *cli.Context) error {
 	}
 
 	// update custom URL mapping
-	var customURLMapping *oauth2.CustomURLMapping
+	var customURLMapping = &oauth2.CustomURLMapping{}
 
 	if oAuth2Config.CustomURLMapping != nil {
 		customURLMapping.TokenURL = oAuth2Config.CustomURLMapping.TokenURL
diff --git a/cmd/cert.go b/cmd/cert.go
index 46473c0042..b62319f808 100644
--- a/cmd/cert.go
+++ b/cmd/cert.go
@@ -170,17 +170,28 @@ func runCert(c *cli.Context) error {
 	if err != nil {
 		log.Fatalf("Failed to open cert.pem for writing: %v", err)
 	}
-	pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
-	certOut.Close()
+	err = pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
+	if err != nil {
+		log.Fatalf("Failed to encode certificate: %v", err)
+	}
+	err = certOut.Close()
+	if err != nil {
+		log.Fatalf("Failed to write cert: %v", err)
+	}
 	log.Println("Written cert.pem")
 
 	keyOut, err := os.OpenFile("key.pem", os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
 	if err != nil {
 		log.Fatalf("Failed to open key.pem for writing: %v", err)
 	}
-	pem.Encode(keyOut, pemBlockForKey(priv))
-	keyOut.Close()
+	err = pem.Encode(keyOut, pemBlockForKey(priv))
+	if err != nil {
+		log.Fatalf("Failed to encode key: %v", err)
+	}
+	err = keyOut.Close()
+	if err != nil {
+		log.Fatalf("Failed to write key: %v", err)
+	}
 	log.Println("Written key.pem")
-
 	return nil
 }
diff --git a/cmd/serv.go b/cmd/serv.go
index c0cb3cd50f..c1c8fd3a97 100644
--- a/cmd/serv.go
+++ b/cmd/serv.go
@@ -30,7 +30,6 @@ import (
 )
 
 const (
-	accessDenied        = "Repository does not exist or you do not have access"
 	lfsAuthenticateVerb = "git-lfs-authenticate"
 )
 
@@ -67,7 +66,7 @@ func checkLFSVersion() {
 }
 
 func setup(logPath string) {
-	log.DelLogger("console")
+	_ = log.DelLogger("console")
 	setting.NewContext()
 	checkLFSVersion()
 }
@@ -112,7 +111,9 @@ func runServ(c *cli.Context) error {
 	}
 
 	if len(c.Args()) < 1 {
-		cli.ShowSubcommandHelp(c)
+		if err := cli.ShowSubcommandHelp(c); err != nil {
+			fmt.Printf("error showing subcommand help: %v\n", err)
+		}
 		return nil
 	}
 
diff --git a/cmd/web.go b/cmd/web.go
index e6d0300a15..e211674b4d 100644
--- a/cmd/web.go
+++ b/cmd/web.go
@@ -178,11 +178,16 @@ func runWeb(ctx *cli.Context) error {
 		}
 		err = runHTTPS(listenAddr, setting.CertFile, setting.KeyFile, context2.ClearHandler(m))
 	case setting.FCGI:
-		listener, err := net.Listen("tcp", listenAddr)
+		var listener net.Listener
+		listener, err = net.Listen("tcp", listenAddr)
 		if err != nil {
 			log.Fatal("Failed to bind %s: %v", listenAddr, err)
 		}
-		defer listener.Close()
+		defer func() {
+			if err := listener.Close(); err != nil {
+				log.Fatal("Failed to stop server: %v", err)
+			}
+		}()
 		err = fcgi.Serve(listener, context2.ClearHandler(m))
 	case setting.UnixSocket:
 		if err := os.Remove(listenAddr); err != nil && !os.IsNotExist(err) {