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#!/bin/bash
# Copyright 2012 Holger Levsen <holger@layer-acht.org>
# released under the GPLv=2
# $1 = vnc-display
# $2 = name
# $3 = wget url/jigdo url
if [ "$1" = "" ] || [ "$2" = "" ] || [ "$3" = "" ] ; then
echo "need three params"
echo '# $1 = vnc-display'
echo '# $2 = name'
echo '# $3 = 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=$1
NAME=$2
URL=$3
if [ "$(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
cleanup_all() {
set +x
set +e
cd $RESULTS
echo -n "Last screenshot: "
(ls -t1 snapshot* | head -1) || true
#
# create video
#
ffmpeg2theora --videobitrate 700 --no-upscaling snapshot_%06d.ppm --framerate 12 --max_size 800x600 -o cd-test-$NAME.ogv
rm snapshot_??????.ppm
set -x
#
# kill qemu and image
#
sudo kill -9 $(ps fax | grep -v grep | grep -v sudo | grep qemu-system | grep ${NAME}-preseed.cfg 2>/dev/null | cut -d " " -f1) || true
sleep 0.3s
rm $WORKSPACE/$NAME.qcow
#
# cleanup
#
sudo umount $IMAGE_MNT
}
bootstrap() {
cd $WORKSPACE
echo "Doing cd tests for $NAME now."
qemu-img create -f qcow $NAME.qcow 20g
case $NAME in
debian-edu-wheezy)
echo "fire up qemu now..."
sudo qemu-system-x86_64 -cdrom $IMAGE -hda $NAME.qcow -boot d -m 1024 -display vnc=localhost:$DISPLAY --kernel $IMAGE_MNT/install.amd/vmlinuz --append "auto=true priority=critical locale=en_US keymap=us url=http://10.0.2.2/userContent/${NAME}-preseed.cfg video=vesa:ywrap,mtrr vga=788 initrd=/install.amd/gtk/initrd.gz -- quiet" --initrd $IMAGE_MNT/install.amd/gtk/initrd.gz &
;;
lxde-wheezy)
echo "fire up qemu now..."
sudo qemu-system-x86_64 -hda $NAME.qcow -boot c -m 1024 -display vnc=localhost:$DISPLAY --kernel $KERNEL --append "auto=true priority=critical desktop=lxde locale=en_US keymap=us url=http://10.0.2.2/userContent/${NAME}-preseed.cfg video=vesa:ywrap,mtrr vga=788 --" --initrd $INITRD &
# wheezy: qemu-system-x86_64 -cdrom debian-6.0.6-amd64-businesscard.iso -hda debian.qcow -boot d -m 2048 -display vnc=localhost:1 --kernel /mnt/install.amd/vmlinuz --append "auto=true priority=critical url=http://10.0.2.2/userContent/preseed.cfg vga=788 initrd=/install.amd/initrd.gz" --initrd /mnt/install.amd/initrd.gz
# kernel /install.amd/vmlinuz
# append desktop=lxde video=vesa:ywrap,mtrr vga=788 initrd=/install.amd/gtk/initrd.gz -- quiet
;;
*) echo "unsupported distro."
exit 1
;;
esac
}
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
#
if [ $(ps fax | grep -v grep | grep qemu-system | grep ${NAME}-preseed.cfg 2>/dev/null | wc -l) -eq 0 ] ; then
break
fi
vncsnapshot -quiet -allowblank localhost:$DISPLAY snapshot_$(printf "%06d" $NR).jpg 2>/dev/null
convert snapshot_$(printf "%06d" $NR).jpg snapshot_$(printf "%06d" $NR).ppm
rm snapshot_$(printf "%06d" $NR).jpg
# give signal we are still running
if [ $(($NR % 15)) -eq 0 ] ; then
date
fi
# press ctrl-key to avoid screensaver kicking in
if [ $(($NR % 150)) -eq 0 ] ; then
vncdo -s localhost:$DISPLAY key ctrl
fi
# if this screenshot is the same as the one 400 screenshots ago, let stop this
if [ $(($NR % 100)) -eq 0 ] && [ $NR -gt 400 ] ; then
# from help let: "Exit Status: If the last ARG evaluates to 0, let returns 1; let returns 0 otherwise."
let OLD=NR-400
set -x
if diff -q snapshot_$(printf "%06d" $NR).ppm snapshot_$(printf "%06d" $OLD).ppm ; then
echo ERROR snapshot_$(printf "%06d" $NR).ppm snapshot_$(printf "%06d" $OLD).ppm match, ending installation.
cp snapshot_$(printf "%06d" $NR).ppm snapshot_$(printf "%06d" $NR).ppm.bak
cp snapshot_$(printf "%06d" $OLD).ppm snapshot_$(printf "%06d" $OLD).ppm.bak
ls -la snapshot_$(printf "%06d" $NR).ppm snapshot_$(printf "%06d" $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
}
trap cleanup_all INT TERM EXIT
#
# if there is a CD image...
#
if [ ! -z $IMAGE ] ; then
# only download if $IMAGE is older than a week (60*24*7=10080) (+9500 is a bit less than a week)
if test $(find $IMAGE -mmin +9500) || ! test -f $IMAGE ; then
curl $URL > $IMAGE
fi
sudo mkdir -p $IMAGE_MNT
mount | grep -v grep | grep $IMAGE_MNT && sudo umount -l $IMAGE_MNT
sleep 1
sudo mount -o loop,ro $IMAGE $IMAGE_MNT
else
#
# else netboot gtk
#
# only download if $KERNEL is older than a week...
if test $(find $KERNEL -mmin +9500) || ! test -f $KERNEL ; then
curl $URL/$KERNEL > $KERNEL
curl $URL/$INITRD > $INITRD
fi
fi
bootstrap
monitor_installation
cleanup_all
trap - INT TERM EXIT
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