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#!/bin/sh -e
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
set -x
send_back_to_the_future() {
# stop ntp
service ntp stop || true
# disable systemd date services (and don't fail if systemd ain't running)
systemctl disable systemd-timesyncd || true
systemctl disable systemd-timedated || true
systemctl stop systemd-timesyncd || true
systemctl stop systemd-timedated || true
# set correct date
ntpdate -b de.pool.ntp.org
# set fake date
date --set="+398 days +6 hours + 23 minutes"
# finally report success
echo "$(date -u) - system is running in the future now" | mail -s "$(hostname -f) in the future" root
}
put_schroots_on_tmpfs() {
# keep schroot sessions on tmpfs
[ -L /var/lib/schroot ] || echo "$(date -u) - /var/lib/schroot is not a link (to /srv/workspace/varlibschroot/) as it should, please fix manually"
mkdir -p /srv/workspace/varlibschroot
cd /srv/workspace/varlibschroot || exit 1
mkdir -p mount session union unpack
mkdir -p union/overlay union/underlay
}
fixup_shm() {
# this is always harmless
chmod 1777 /dev/shm
}
fixup_mtu() {
# only act on systems which have eth0
if ip link show eth0 >/dev/null 2>&1 ; then
# if MTU != 1500 set it to 1500
if [ -z "$(ip link show eth0 | grep 'eth0:' | grep 'mtu 1500 ' || true)" ] ; then
ip link set dev eth0 mtu 1500
fi
fi
}
#
# init, notify about reboots
#
MESSAGE="$(hostname -f) rebooted"
echo "$(date -u) - system was rebooted" | mail -s "$MESSAGE" root
#
# notify jenkins reboots on irc
#
if [ "$(hostname)" = "jenkins" ] ; then
for channel in debian-qa debian-reproducible ; do
kgb-client --conf /srv/jenkins/kgb/$channel.conf --relay-msg "$MESSAGE"
done
fi
#
# fixup /(dev|run)/shm if needed
#
fixup_shm
#
# fixup eth0's MTU if needed
fixup_mtu
#
# put schroots on tmpfs for non debian hosts
#
case $(hostname) in
profitbricks-build3*) put_schroots_on_tmpfs ;;
profitbricks-build4*) put_schroots_on_tmpfs ;;
profitbricks-build7*) put_schroots_on_tmpfs ;;
*) ;;
esac
#
# run some hosts in the future
#
case $(hostname) in
codethink-sled9*) send_back_to_the_future ;;
codethink-sled11*) send_back_to_the_future ;;
codethink-sled13*) send_back_to_the_future ;;
codethink-sled15*) send_back_to_the_future ;;
profitbricks-build4*) send_back_to_the_future ;;
profitbricks-build5*) send_back_to_the_future ;;
profitbricks-build6*) send_back_to_the_future ;;
profitbricks-build15*) send_back_to_the_future ;;
profitbricks-build16*) send_back_to_the_future ;;
*) ;;
esac
echo "$(date -u) - system booted up."
exit 0
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