Bash retry function with max_retries settings

random_crash.sh

#!/bin/bash
number=$RANDOM

let "number %= 10"

if [[ $number -gt 8 ]]
then
	echo "Success"
	exit 0
fi
echo "Fail"
exit 1

retry.sh

#!/bin/bash

retry () {
        local max_retries=$1
        shift 1

        local retry_counter=$max_retries
        while [ $retry_counter -gt 0 ];
        do
            if [ $retry_counter -ne $max_retries ]
            then
                    echo "Retrying: $@" 1>&2
            fi

            "$@" && break

            retry_counter=$(($retry_counter - 1))
        done

        if [ $retry_counter -eq 0 ]
        then
            echo "Max retries reached, giving up" 1>&2
            return 1
        fi
        return 0
}

retry 5 ./random_crash.sh