#!/bin/bash

if [ -z "$1" ]; then
    terminationPeriod=300
else
    terminationPeriod=$1
fi

timeToSleep=5
numIterations=$(awk -v var1=$terminationPeriod -v var2=$timeToSleep 'BEGIN { print  ( var1 / var2 ) }')

# Mark each runsv service as down, which will send each process a TERM
for file in /conf/service/*/supervise/control; do
    echo "d" > $file;
done

# Allow the processes time to terminate gracefully
i="0"
while [ $i -lt $numIterations ]; do
    numServices=$(find /conf/service/* -maxdepth 0 -type d | wc -l)
    numDownServices=$(grep -r "^down$" /conf/service/*/supervise/stat | wc -l)
    if [ $numServices -ne $numDownServices ]; then
        sleep $timeToSleep
        i=$[$i+1]
    else
        exit 0
    fi
done

exit 1