#!/bin/bash

if [[ -z $PROCESS_COUNT ]]; then
    PROCESS_COUNT=$(grep ^processor /proc/cpuinfo | wc -l)
fi

if [[ "$VERBOSE" = "true" ]]; then
    rm -Rfv logs
    mkdir -p logs
    out=logs/consumer_$$.log
else
    out=/dev/null
fi

while :; do

    if [[ $(pgrep -c -f queue_$PROJECTION.py) -lt $PROCESS_COUNT ]]; then
        echo "Only" $(pgrep -c -f queue_$PROJECTION.py) "processes, starting another"

        nohup nice -n 5 python queue_$PROJECTION.py &> $out < /dev/null &
        pid=$!
        echo "Consumer started, pid $pid"
        sleep 0.1
        [[ -f $out ]] && mv $out logs/consumer_$pid.log || echo "No $out logfile yet"
    else
        pgrep -a -f queue_$PROJECTION.py
        sleep 15
        exit
    fi

    sleep 5
done