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#!/bin/bash |
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|
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# based on Tony Risinger code from lxc-users |
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# http://www.mail-archive.com/lxc-users@lists.sourceforge.net/msg00074.html |
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|
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which inotifywait >/dev/null || apt-get install inotify-tools |
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|
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name=$1 |
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|
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if [ ! -e /var/lib/lxc/$name/config ] ; then |
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echo "Usage: $0 name" |
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ls /var/lib/lxc/*/config | cut -d/ -f5 |
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exit 1 |
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fi |
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|
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rootfs=`grep lxc.rootfs /var/lib/lxc/$name/config | cut -d= -f2` |
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echo "$name rootfs $rootfs" |
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|
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# cleanup init scripts which don't work in containers |
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ls $rootfs/etc/rc?.d/*umountfs 2>/dev/null | xargs -i rm -v {} |
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ls $rootfs/etc/rc?.d/*umountroot 2>/dev/null | xargs -i rm -v {} |
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ls $rootfs/etc/rc?.d/*hwclock* 2>/dev/null | xargs -i rm -v {} |
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|
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lxc-info -n $name | grep RUNNING || lxc-start -d -n $name -o /tmp/${name}.log && echo "$name start" |
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|
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while true; do |
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# time of 5 minutes on it JUST IN CASE... |
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vps_utmp=${rootfs}/var/run/utmp |
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inotifywait -qqt 300 ${vps_utmp} |
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if [ $(wc -l < /cgroup/${name}/tasks) -eq 1 ]; then |
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|
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runlevel="$(runlevel ${vps_utmp})" |
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echo "# $name runlevel $runlevel" |
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|
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case $runlevel in |
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N*) |
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# nothing for new boot state |
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;; |
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??0) |
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echo "$name halt" |
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lxc-stop -n "${name}" |
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break |
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;; |
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??6) |
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echo "$name reboot"; |
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lxc-stop -n ${name} |
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lxc-wait -n ${name} -s STOPPED |
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mount /mnt/llin -o remount,rw |
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lxc-start -d -n ${name} -o /tmp/${name}.log |
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;; |
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*) |
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# make sure vps is still running |
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state="$(lxc-info -n "${name}" | sed -e 's/.* is //')" |
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[ "$state" = "RUNNING" ] || break |
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;; |
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esac |
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fi |
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done |
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