Add ls command to asynqmon

tools/asynqmon/cmd/root.go

@@ -11,6 +11,10 @@ import (
 
 var cfgFile string
 
+// Flags
+var uri string
+var db int
+
 // rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
 	Use:   "asynqmon",
@@ -43,10 +47,8 @@ func init() {
 	// will be global for your application.
 
 	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.asynqmon.yaml)")
-
-	// Cobra also supports local flags, which will only run
-	// when this action is called directly.
-	rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+	rootCmd.PersistentFlags().StringVarP(&uri, "uri", "u", "127.0.0.1:6379", "Redis server URI")
+	rootCmd.PersistentFlags().IntVarP(&db, "db", "n", 0, "Redis database number (default is 0)")
 }
 
 // initConfig reads in config file and ENV variables if set.