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#!/bin/bash
# Copyright 2012 Holger Levsen <holger@layer-acht.org>
# released under the GPLv=2
# $1 = vnc-display, each job should have a unique one, so jobs can run in parallel
# $2 = name
# $3 = disksize in GB
# $4 = wget url/jigdo url
if [ "$1" = "" ] || [ "$2" = "" ] || [ "$3" = "" ] || [ "$4" = "" ] ; then
echo "need three params"
echo '# $1 = vnc-display, each job should have a unique one, so jobs can run in parallel'
echo '# $2 = name'
echo '# $3 = disksize in GB'
echo '# $4 = wget url/jigdo url'
exit 1
fi
#
# default settings
#
set -x
set -e
export LC_ALL=C
export MIRROR=http://ftp.de.debian.org/debian
export http_proxy="http://localhost:3128"
#
# init
#
DISPLAY=localhost:$1
NAME=$2
DISKSIZE_IN_GB=$3
URL=$4
RAMSIZE=1024
if [ "$(basename $URL)" != "amd64" ] ; then
IMAGE=$(pwd)/$(basename $URL)
IMAGE_MNT="/media/cd-$NAME.iso"
else
KERNEL=linux
INITRD=initrd.gz
fi
#
# define workspace + results
#
rm -rf results
mkdir -p results
WORKSPACE=$(pwd)
RESULTS=$WORKSPACE/results
fetch_if_newer() {
url="$2"
file="$1"
curlopts="-L"
if [ -f $file ] ; then
curlopts="$curlopts -z $file"
fi
curl $curlopts -o $file $url
}
cleanup_all() {
set +x
set +e
cd $RESULTS
echo -n "Last screenshot: "
if [ -f snapshot_000000.ppm ] ; then
ls -t1 snapshot_??????.ppm | tail -1
fi
#
# create video
#
ffmpeg2theora --videobitrate 700 --no-upscaling snapshot_%06d.ppm --framerate 12 --max_size 800x600 -o g-i-installation-$NAME.ogv
rm snapshot_??????.ppm
# rename .bak files back to .ppm
if find . -name "*.ppm.bak" > /dev/null ; then
for i in *.ppm.bak ; do
mv $i $(echo $i | sed -s 's#.ppm.bak#.ppm#')
done
fi
set -x
#
# kill qemu and image
#
sudo kill -9 $(ps fax | grep [q]emu-system | grep ${NAME}-preseed.cfg 2>/dev/null | awk '{print $1}') || true
sleep 0.3s
rm $WORKSPACE/$NAME.raw
#
# cleanup
#
sudo umount $IMAGE_MNT
}
show_preseed() {
url="$1"
echo "Preseeding from $url:"
echo
curl -s "$url" | grep -v ^# | grep -v "^$"
}
bootstrap() {
cd $WORKSPACE
echo "Creating raw disk image with ${DISKSIZE_IN_GB} GiB now."
qemu-img create -f raw $NAME.raw ${DISKSIZE_IN_GB}G
echo "Doing cd tests for $NAME now."
# qemu related variables (incl kernel+initrd)
if [ -n "$IMAGE" ] ; then
QEMU_OPTS="-cdrom $IMAGE -boot d"
QEMU_KERNEL="--kernel $IMAGE_MNT/install.amd/vmlinuz --initrd $IMAGE_MNT/install.amd/gtk/initrd.gz"
else
QEMU_KERNEL="--kernel $KERNEL --initrd $INITRD"
fi
QEMU_OPTS="$QEMU_OPTS -drive file=$NAME.raw,index=0,media=disk,cache=writeback -m $RAMSIZE"
QEMU_OPTS="$QEMU_OPTS -display vnc=$DISPLAY"
QEMU_WEBSERVER=http://10.0.2.2/
# preseeding related variables
PRESEED_PATH=d-i-preseed-cfgs
PRESEED_URL="url=$QEMU_WEBSERVER/$PRESEED_PATH/${NAME}-preseed.cfg"
INST_LOCALE="locale=en_US"
INST_KEYMAP="keymap=us"
INST_VIDEO="video=vesa:ywrap,mtrr vga=788"
case $NAME in
wheezy-debian-edu-workstation)
EXTRA_APPEND=""
;;
squeeze-test-debian-edu-standalone)
INST_KEYMAP="console-keymaps-at/$INST_KEYMAP"
EXTRA_APPEND=""
;;
wheezy-lxde)
EXTRA_APPEND="desktop=lxde"
;;
sid-daily-lxde)
EXTRA_APPEND="desktop=lxde mirror/suite=sid"
;;
sid-daily-rescue)
EXTRA_APPEND="rescue/enable=true mirror/suite=sid"
;;
*) echo "unsupported distro."
exit 1
;;
esac
APPEND="auto=true priority=critical $EXTRA_APPEND $INST_LOCALE $INST_KEYMAP $PRESEED_URL $INST_VIDEO -- quiet"
show_preseed $(hostname -f)/$PRESEED_PATH/${NAME}-preseed.cfg
echo
echo "Starting QEMU_ now:"
(sudo qemu-system-x86_64 \
$QEMU_OPTS \
$QEMU_KERNEL \
--append "$APPEND" && touch $RESULTS/qemu_quit ) &
}
monitor_installation() {
cd $RESULTS
sleep 4
echo "Taking screenshots every 2 seconds now, until the installation is finished (or qemu ends for other reasons) or 6h have passed or if the installation seems to hang."
echo
NR=0
MAX_RUNS=10800
while [ $NR -lt $MAX_RUNS ] ; do
set +x
#
# break if qemu-system has finished
#
PRINTF_NR=$(printf "%06d" $NR)
vncsnapshot -quiet -allowblank $DISPLAY snapshot_${PRINTF_NR}.jpg 2>/dev/null || touch $RESULTS/qemu_quit
if [ ! -f $RESULTS/qemu_quit ] ; then
convert snapshot_${PRINTF_NR}.jpg snapshot_${PRINTF_NR}.ppm
rm snapshot_${PRINTF_NR}.jpg
else
echo "could not take vncsnapshot, no qemu running on $DISPLAY"
break
fi
# give signal we are still running
if [ $(($NR % 14)) -eq 0 ] ; then
date
fi
# press ctrl-key to avoid screensaver kicking in
if [ $(($NR % 150)) -eq 0 ] ; then
vncdo -s $DISPLAY key ctrl
fi
# take a screenshot for later publishing
if [ $(($NR % 200)) -eq 0 ] ; then
cp snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_NR}.ppm.bak
fi
if [ $(($NR % 100)) -eq 0 ] && [ $NR -gt 400 ] ; then
# test if this screenshot is the same as the one 400 screenshots ago, and if so, let stop this
set -x
# from help let: "Exit Status: If the last ARG evaluates to 0, let returns 1; let returns 0 otherwise."
let OLD=NR-400
PRINTF_OLD=$(printf "%06d" $OLD)
if diff -q snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm ; then
echo ERROR snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm match, ending installation.
ls -la snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_OLD}.ppm
figlet "Installation hangs."
break
fi
set +x
fi
let NR=NR+1
sleep 2
done
set -x
if [ $NR -eq $MAX_RUNS ] ; then
echo Warning: running for 6h, forceing termination.
fi
if [ -f $RESULTS/qemu_quit ] ; then
let NR=NR-2
rm $RESULTS/qemu_quit
else
let NR=NR-1
fi
PRINTF_NR=$(printf "%06d" $NR)
cp snapshot_${PRINTF_NR}.ppm snapshot_${PRINTF_NR}.ppm.bak
}
trap cleanup_all INT TERM EXIT
#
# if there is a CD image...
#
if [ ! -z $IMAGE ] ; then
fetch_if_newer "$IMAGE" "$URL"
sudo mkdir -p $IMAGE_MNT
grep -q $IMAGE_MNT /proc/mounts && sudo umount -l $IMAGE_MNT
sleep 1
sudo mount -o loop,ro $IMAGE $IMAGE_MNT
else
#
# else netboot gtk
#
fetch_if_newer "$KERNEL" "$URL/$KERNEL"
fetch_if_newer "$INITRD" "$URL/$INITRD"
fi
bootstrap
monitor_installation
cleanup_all
trap - INT TERM EXIT
|