#! /bin/bash

if [[ ! -f $HOME/etc/debian-cd-mirror.conf ]]; then
	echo "No $HOME/etc/debian-cd-mirror.conf !"
	exit 4
fi

. $HOME/etc/debian-cd-mirror.conf

export RSYNC_PASSWORD
PATH=${HOME}/bin:/usr/gnu/bin:/usr/local/bin:/usr/bin:/bin
export PATH

HOST=`hostname -f`
LOCK="${TO}/Archive-Update-in-Progress-${HOST}"

LOGFILE=$LOGDIR/debian-cd-mirror.log
# Get in the right directory and set the umask to be group writable
# 
cd $HOME
umask 022

# Check to see if another sync is in progress
if lockfile -! -l 43200 -r 0 "$LOCK"; then
  echo ftp is unable to start rsync, lock file exists
  exit 1
fi
trap 'rm -f $LOCK > /dev/null 2>&1; echo -n "Done at " >> $LOGFILE; date >> $LOGFILE; savelog $LOGFILE > /dev/null' EXIT


# Deleting the images before the run if DELETEFIRST is set.

if [ $DELETEFIRST ]; then
	echo "Removing images not on the other host:" >> $LOGFILE
	let NRSYNCS++
	rsync -av --delete --ignore-existing --existing --exclude "$EXCLUDE" \
	$RSYNC_USER@$RSYNC_HOST::${MODULE} ${TO} >>$LOGFILE 2>&1
	if [ `grep -c '^total size is' $LOGFILE ` -ne $NRSYNCS ]; then
		( echo  "Eeek. Debian jigdo rsync broke down... Check logs.."; \
		  egrep '^write failed|@ERROR' $LOGFILE ) | mail -s "Debian-cd sync failed" $ERRORMAIL
		echo  "Eeek. Debian jigdo rsync broke down..." >> $LOGFILE
		exit 1
	fi
fi

let NRSYNCS++
rsync -avH --delete --delete-after \
     --timeout 7200 \
     --exclude "Archive-Update-in-Progress-${HOST}" \
     --exclude "project/trace/${HOST}" \
     --exclude "project/trace/cdimage.debian.org" \
     --exclude "$EXCLUDE" \
     --exclude "*.iso" \
     $RSYNC_USER@$RSYNC_HOST::${MODULE} ${TO} >> $LOGFILE 2>&1

if [ `grep -c '^total size is' $LOGFILE ` -ne $NRSYNCS ]; then
	( echo  "Eeek. Debian jigdo rsync broke down... Check logs.."; \
	  egrep '^write failed|@ERROR' $LOGFILE ) | mail -s "Debian-cd sync failed" $ERRORMAIL
	echo  "Eeek. Debian jigdo rsync broke down..." >> $LOGFILE
	exit 1
fi
echo -n "jigdo rsync done, now generating images. at " >> $LOGFILE
date >> $LOGFILE

typeset currentVersion=`ls -l ${TO}/current`
currentVersion="${currentVersion##* -> }"

versionDir="${TO}/${currentVersion}"

for a in ${versionDir}/*/; do
	arch=`basename $a`
	sets=`cat ${TO}/project/build/${currentVersion}/${arch}`
	for s in $sets; do
		typeset jigdoDir=${TO}/${currentVersion}/${arch}/jigdo-${s}
		typeset imageDir=${TO}/${currentVersion}/${arch}/iso-${s}
		if [[ ! -d $imageDir ]]; then
			echo "Creating $imageDir" >> $LOGFILE
			mkdir -p $imageDir
		fi
		cp $jigdoDir/MD5SUMS $imageDir/MD5SUMS
		echo "jigdoDir=$jigdoDir" > $jigdoConf.$arch.$s
		echo "imageDir=$imageDir" >> $jigdoConf.$arch.$s
		echo "tmpDir=$tmpDirBase/$arch.$s" >> $jigdoConf.$arch.$s
		echo "logfile=${LOGDIR}/$arch.$s.log" >> $jigdoConf.$arch.$s
		cat ${jigdoConf}.in >> $jigdoConf.$arch.$s
		echo -n "jigdoing $arch-$s, starting at " >>$LOGFILE
		date  >> $LOGFILE
		jigdo-mirror $jigdoConf.$arch.$s >>$LOGFILE
	done
done
savelog ${LOGDIR}/*.log >> $LOGFILE

echo -n "jigdo-mirror done, now doing final rsync. at " >> $LOGFILE
date >> $LOGFILE

let NRSYNCS++
rsync -avH -n --delete --delete-after \
     --timeout 7200 --size-only\
     --exclude "Archive-Update-in-Progress-${HOST}" \
     --exclude "project/trace/${HOST}" \
     --exclude "$EXCLUDE" \
     $RSYNC_USER@$RSYNC_HOST::$MODULE/. $TO/. >> $LOGFILE 2>&1

if [ `grep -c '^total size is' $LOGFILE ` -ne $NRSYNCS ]; then
	( echo "Eeek. Debian cdimage rsync broke down... Check logs.."; \
	  egrep '^write failed|@ERROR' $LOGFILE ) | mail -s "Debian-cd sync failed" $ERRORMAIL
	echo "Eeek. Debian cdimage rsync broke down..." >> $LOGFILE
	exit 2
fi
echo -n "second sync with delete done at " >> $LOGFILE
date >> $LOGFILE


rm -f $LOCK > /dev/null 2>&1

date -u > "${TO}/project/trace/${HOST}"