autorestart youtube-dl download job

jobs.sh

#!/bin/sh
while [ 0 -eq 0 ]
do
    echo "----------------------job begin--------------------"

    youtube-dl  -r 3072k -f bestvideo+bestaudio https://youtu.be/OsmQvg8ZEr4?list=PLIx8QniXH-rEkJPV4dH-KobXtEp0EIS7r
    if [$? -eq 0];then
        echo "---------------------job complete------------------"
        break;
    else
        echo "--------------------error occur,restart------------"
        sleep 5
    fi
done