etcdclt: support passing JWT auth token

Signed-off-by: Mike Crute <[email protected]>
etcd-io · Nov 23, 2023 · d398cf0 · d398cf0
1 parent 828b555
commit d398cf0
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/etcdctl/ctlv3/command/global.go b/etcdctl/ctlv3/command/global.go
@@ -56,6 +56,7 @@ type GlobalFlags struct {
 
 	User     string
 	Password string
+	Token    string
 
 	Debug bool
 }
@@ -270,13 +271,22 @@ func authCfgFromCmd(cmd *cobra.Command) *clientv3.AuthConfig {
 	if err != nil {
 		cobrautl.ExitWithError(cobrautl.ExitBadArgs, err)
 	}
+	tokenFlag, err := cmd.Flags().GetString("auth-token")
+	if err != nil {
+		cobrautl.ExitWithError(cobrautl.ExitBadArgs, err)
+	}
 
-	if userFlag == "" {
+	if userFlag == "" && tokenFlag == "" {
 		return nil
 	}
 
 	var cfg clientv3.AuthConfig
 
+	if tokenFlag != "" {
+		cfg.Token = tokenFlag
+		return &cfg
+	}
+
 	if passwordFlag == "" {
 		splitted := strings.SplitN(userFlag, ":", 2)
 		if len(splitted) < 2 {

diff --git a/etcdctl/ctlv3/ctl.go b/etcdctl/ctlv3/ctl.go
@@ -71,6 +71,7 @@ func init() {
 	rootCmd.PersistentFlags().StringVar(&globalFlags.TLS.KeyFile, "key", "", "identify secure client using this TLS key file")
 	rootCmd.PersistentFlags().StringVar(&globalFlags.TLS.TrustedCAFile, "cacert", "", "verify certificates of TLS-enabled secure servers using this CA bundle")
 	rootCmd.PersistentFlags().StringVar(&globalFlags.User, "user", "", "username[:password] for authentication (prompt if password is not supplied)")
+	rootCmd.PersistentFlags().StringVar(&globalFlags.Token, "auth-token", "", "JWT token used for authentication (if this option is used, --user and --password should not be set)")
 	rootCmd.PersistentFlags().StringVar(&globalFlags.Password, "password", "", "password for authentication (if this option is used, --user option shouldn't include password)")
 	rootCmd.PersistentFlags().StringVarP(&globalFlags.TLS.ServerName, "discovery-srv", "d", "", "domain name to query for SRV records describing cluster endpoints")
 	rootCmd.PersistentFlags().StringVarP(&globalFlags.DNSClusterServiceName, "discovery-srv-name", "", "", "service name to query when using DNS discovery")