#!/bin/bash

TIMENOW=$(date '+%Y-%m-%d_%H:%M:%S');
LOCKFILE="/srv/mirror/scripts/.lock";
WAITLIMIT=30;
LOGFILE="/srv/mirror/logs/current.log"
SYNCLOG="/srv/mirror/logs/master.log"

cleanup() {
    echo "Cleaning up...";
    rm -f "$LOCKFILE";
    exit;
}

trap cleanup INT TERM KILL EXIT

if [ -f $LOCKFILE ]; then
  echo "Previous session $(cat $LOCKFILE) exists." | tee -a ${SYNCLOG}
  while [ $WAITLIMIT -ne 0 ]; do
    echo "Waiting for previous session.. ${WAITLIMIT} tries left.." | tee -a ${SYNCLOG};
    sleep 60;
    WAITLIMIT=$(($WAITLIMIT-1));
    if [ ! -f $LOCKFILE ]; then
      break;
    fi
  done
  echo "Sync job at $TIMENOW blocked by previous job $(cat $LOCKFILE)." | tee -a ${SYNCLOG} >(/srv/mirror/scripts/alert.sh $(cat <&0))
  exit;
fi

echo $$ > $LOCKFILE;

echo "Starting sync job at $TIMENOW, $$" | tee ${LOGFILE} | tee -a ${SYNCLOG}

{
  /srv/mirror/scripts/sync.sh archlinux &
  /srv/mirror/scripts/sync.sh debian &
  /srv/mirror/scripts/sync.sh rpmfusion &
  wait;

#  /srv/mirror/scripts/sync.sh ubuntu_cd &
#  /srv/mirror/scripts/sync.sh ubuntu_cd_old &
#  /srv/mirror/scripts/sync.sh debian_cd &
#  wait;

#  /srv/mirror/scripts/sync.sh linux &
#  wait;

} 2>&1 | tee -a ${LOGFILE} | tee -a ${SYNCLOG}

wait;
echo Finished sync job $$ $TIMENOW at $(date '+%Y-%m-%d_%H:%M:%S') | tee -a ${LOGFILE} | tee -a ${SYNCLOG}

rm $LOCKFILE;