debian-cd-clone/tools/make_image

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#!/bin/sh
#
# Debian-cd helper script for making ISO / jigdo images
#
set -e
DIR=$1
ARCHES="$2"
OUT=$3
DEBVERSION=$4
MIRROR=$5
MKISOFS=$6
MKISOFS_OPTS=$7
JIGDO_OPTS=$8
JIGDO_CLEANUP=$9
NUM_ARCHES=`echo $ARCHES | wc -w`
if [ "$CD"x = ""x ] ; then
echo "Generating the $ARCHES iso/jigdo images ..."
FILES=$DIR/*.volid
else
echo "Generating $ARCHES iso/jigdo image number $CD ..."
FILES=$DIR/$CD.volid
fi
# Grab the xorriso version and turn it into a number we can use
xorriso_version() {
$MKISOFS --version 2>&1 | awk '
/^xorriso version/ {
split($4, ver, ".")
print ver[1]*10000+ver[2]*100+ver[3]
}'
}
for file in $FILES
do
dir=${file%%.volid}
n=${dir##$DIR/}
dir=$DIR/CD$n
cd $dir/..
opts=`cat $DIR/$n.mkisofs_opts` || true
dirs=`cat $DIR/$n.mkisofs_dirs` || true
volid=`cat $DIR/$n.volid`
relname=`echo $DEBVERSION | sed -e 's/ //g'`
DISKINFO=`cat $DIR/$n.diskinfo`
ARCHLIST=`echo "$ARCHES" | tr ' ' '-'`
OUTFILE="${CDNAME:-debian}-$relname-$ARCHLIST-$DISKTYPE-$n"
# Clean up any old files
rm -f $OUT/$OUTFILE.iso $OUT/$OUTFILE.jigdo $OUT/$OUTFILE.template
date
# Work out whether we want ISO, jigdo or both
if [ "$MAXISOS"x = ""x ] || [ "$MAXISOS" = "all" ] || \
[ "$MAXISOS" = "ALL" ] || [ "$n" -le "$MAXISOS" ] ; then
ISO_WANTED=1
else
ISO_WANTED=0
fi
if [ "$MAXJIGDOS"x = ""x ] || [ "$MAXJIGDOS" = "all" ] || \
[ "$MAXJIGDOS" = "ALL" ] || [ "$n" -le "$MAXJIGDOS" ] ; then
JIGDO_WANTED=1
else
JIGDO_WANTED=0
fi
# Work out common jigdo options if needed
if [ $JIGDO_WANTED = 1 ]; then
XOR_VER=$(xorriso_version)
if [ $XOR_VER -lt 10502 ]; then
# Only supports jigdo format v1
case "$JIGDO_CHECKSUM"x in
"md5"x|x)
JIGDO_CHECKSUM_OPTS="-md5-list $DIR/checksum-check \
-jigdo-force-md5 /pool/"
;;
*)
echo "Older xorriso version $XOR_VER does not support jigdo checksum algorithm $JIGDO_CHECKSUM"
exit 1
;;
esac
else
JIGDO_CHECKSUM_OPTS="-checksum-list $DIR/checksum-check \
-jigdo-checksum-algorithm $JIGDO_CHECKSUM \
-jigdo-force-checksum /pool/"
fi
JIGDO_OPTS="$JIGDO_CHECKSUM_OPTS $JIGDO_OPTS \
-jigdo-jigdo $OUT/$OUTFILE.jigdo \
-jigdo-template $OUT/$OUTFILE.template \
-jigdo-map Debian=$MIRROR/ \
-jigdo-exclude boot$n"
fi
# Actually make the ISO/jigdo images. Long command lines
# here, with lots of stuff included :-(
CMD=
if [ $JIGDO_WANTED = 0 ] && [ $ISO_WANTED = 1 ] ; then
CMD="$MKISOFS $MKISOFS_OPTS -V '$volid' \
-o $OUT/$OUTFILE.iso $opts $dirs CD$n"
elif [ $JIGDO_WANTED = 1 ] && [ $ISO_WANTED = 1 ] ; then
CMD="$MKISOFS $MKISOFS_OPTS -V '$volid' \
-o $OUT/$OUTFILE.iso \
$JIGDO_OPTS $opts $dirs CD$n"
elif [ $JIGDO_WANTED = 1 ] && [ $ISO_WANTED = 0 ] ; then
CMD="$MKISOFS $MKISOFS_OPTS -V '$volid' \
-o /dev/null \
$JIGDO_OPTS $opts $dirs CD$n"
else
echo "Neither jigdo nor iso wanted for CD$n"
fi
if [ "$CMD" ]; then
echo $CMD
echo $CMD > CD$n/.disk/mkisofs
eval "$CMD"
if [ $ISO_WANTED = 1 ] ; then
chmod +r $OUT/$OUTFILE.iso
fi
# Generate our listfile while we have the information to hand easily
find CD$n/pool -type f | sed 's?^.*/??g' | pigz -9nm > $OUT/$OUTFILE.list.gz
fi
# If we've made jigdo files, tweak them with extra info now
if [ "$JIGDO_WANTED" = 1 ] ; then
SNAPSHOT_DATE=`cat $DIR/DATE-zulu`
if [ "$SNAPURL"x != ""x ] ; then
SNAPSHOTURL=`echo "$SNAPURL" | sed "s/SNAPDATETIME/$SNAPSHOT_DATE/g"`
fi
$JIGDO_CLEANUP $OUT/$OUTFILE.jigdo \
$OUTFILE.iso $DIR/CD$n \
"`echo "$JIGDOTEMPLATEURL" | sed -e 's|%ARCH%|$ARCH|g'`$OUTFILE.template" \
"$DISKINFO" \
"$SNAPSHOTURL" \
$JIGDOFALLBACKURLS
if [ "$ISO_WANTED" = 1 ] ; then
# Make sure that the ISO is as new/newer than the jigdo file; #587774
touch $OUT/$OUTFILE.iso
fi
fi
done