Run multiple service in one script

run-service.sh

#!/usr/bin/env bash


updateRate=1


shutdown() {
    updateRate=0.2
    for pid in $(jobs -p); do
        pkill -TERM -P "$pid"
    done
}


run() {
    pushd . > /dev/null 2>&1
    cd ./run

    echo -ne "\rRunning fake market data... "
    ../run-fake-md.sh &
    echo "$!"

    echo -ne "\rRunning PPS..."
    ../run-lt-pps.sh &
    echo "$!"
    sleep 5;

    echo -ne "\rRunning OPS..."
    ../run-lt-ops.sh &
    echo "$!"

    popd > /dev/null 2>&1
}

waitWithStatus() {
    while (( $(jobs -p | wc -l) > 0 )); do
        jobs > /dev/null 2>&1  # fix the `jobs -p` not pruning finished job
        echo -ne "\033[2K"
        echo -ne "Running..."
        echo -n " [$(jobs -p | wc -l)] "
        echo -n "$(jobs -p | tr '\n' ' ')"
        echo -ne "\r"
        sleep "$updateRate";
    done

    echo -ne "\033[2K"
    echo "Done"
}


trap shutdown SIGINT
run
waitWithStatus