Add enq command to asynqmon

tools/asynqmon/cmd/enq.go

@@ -0,0 +1,65 @@
+package cmd
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/go-redis/redis/v7"
+	"github.com/hibiken/asynq/internal/rdb"
+	"github.com/spf13/cobra"
+)
+
+// enqCmd represents the enq command
+var enqCmd = &cobra.Command{
+	Use:   "enq",
+	Short: "Enqueues a task given an identifier",
+	Long: `The enq command enqueues a task given an identifier.
+
+The target task should be in either scheduled, retry or dead queue.
+Identifier for a task should be obtained by running "asynqmon ls" command.
+The task enqueued by this command will be processed as soon as the task 
+gets dequeued by a processor.
+
+Example: asynqmon enq d:1575732274:b0415aa2-fd33-4b63-87c4-2f1a954ea4bf`,
+	Args: cobra.ExactArgs(1),
+	Run:  enq,
+}
+
+func init() {
+	rootCmd.AddCommand(enqCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// enqCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// enqCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}
+
+func enq(cmd *cobra.Command, args []string) {
+	id, score, qtype, err := parseQueryID(args[0])
+	if err != nil {
+		log.Fatalln(err)
+	}
+	r := rdb.NewRDB(redis.NewClient(&redis.Options{
+		Addr: uri,
+		DB:   db,
+	}))
+	switch qtype {
+	case "s":
+		err = r.ProcessNow(id.String(), float64(score))
+	case "r":
+		err = r.RetryNow(id.String(), float64(score))
+	case "d":
+		err = r.Rescue(id.String(), float64(score))
+	default:
+		log.Fatalln("invalid argument")
+	}
+	if err != nil {
+		log.Fatalln(err)
+	}
+	fmt.Printf("Successfully enqueued %v\n", args[0])
+}