Add support update config item token (#547)

Author: LinuxSuRen

app/cmd/config.go

@@ -40,7 +40,8 @@ func init() {
 	flags.BoolVarP(&configOptions.Decrypt, "decrypt", "", false,
 		`Decrypt the credential field`)
 
-	configCmd.AddCommand(cmdCfg.NewConfigPluginCmd(&configOptions.Option))
+	configCmd.AddCommand(cmdCfg.NewConfigPluginCmd(&configOptions.Option),
+		createConfigUpdateCmd())
 }
 
 var configCmd = &cobra.Command{

app/cmd/config_update.go

@@ -0,0 +1,58 @@
+package cmd
+
+import (
+	"fmt"
+	"github.com/spf13/cobra"
+)
+
+type configUpdateOption struct {
+	name  string
+	token string
+}
+
+func createConfigUpdateCmd() (cmd *cobra.Command) {
+	opt := &configUpdateOption{}
+
+	cmd = &cobra.Command{
+		Use:               "update",
+		Aliases:           []string{"up"},
+		Short:             "Update a Jenkins config",
+		Example:           "jcli config update --token",
+		PreRunE:           opt.preRunE,
+		ValidArgsFunction: ValidJenkinsNames,
+		RunE:              opt.runE,
+	}
+
+	flags := cmd.Flags()
+	flags.StringVarP(&opt.token, "token", "", "",
+		"The token of Jenkins config item")
+	return
+}
+
+func (o *configUpdateOption) preRunE(_ *cobra.Command, args []string) (err error) {
+	if o.token == "" {
+		err = fmt.Errorf("no token provided")
+	}
+
+	if len(args) > 0 {
+		o.name = args[0]
+	}
+	return
+}
+
+func (o *configUpdateOption) runE(_ *cobra.Command, _ []string) (err error) {
+	found := false
+	for i, cfg := range config.JenkinsServers {
+		if cfg.Name == o.name {
+			found = true
+			config.JenkinsServers[i].Token = o.token
+			err = saveConfig()
+			break
+		}
+	}
+
+	if !found {
+		err = fmt.Errorf("jenkins '%s' does not exist", o.name)
+	}
+	return
+}