37 |
|
|
38 |
|
|
39 |
lxc_rootfs() { |
lxc_rootfs() { |
40 |
grep lxc.rootfs "/var/lib/lxc/$1/config" | cut -d= -f2 | sed 's/^ *//' |
grep '^ *lxc\.rootfs *=' "/var/lib/lxc/$1/config" | cut -d= -f2 | sed 's/^ *//' |
41 |
} |
} |
42 |
|
|
43 |
|
lxc_hostname() { |
44 |
|
inside=`cat $(lxc_rootfs $1)/etc/hostname` |
45 |
|
config=`grep lxc.utsname /var/lib/lxc/$name/config | cut -d= -f2` |
46 |
|
echo "$config [$inside]"; |
47 |
|
} |
48 |
|
|
49 |
|
lxc_ip() { |
50 |
|
( grep lxc.network.ipv4 /var/lib/lxc/$name/config | grep -v '^#' | cut -d= -f2 || \ |
51 |
|
grep address $(lxc_rootfs $name)/etc/network/interfaces | grep -v '^#' | sed 's/.*address //' ) | \ |
52 |
|
head -1 | \ |
53 |
|
sed -e 's/ *//g' -e 's/\/.*$//' |
54 |
|
} |
55 |
|
|
56 |
lxc_status() { |
lxc_status() { |
57 |
lxc-ls -1 | sort -u | xargs -i lxc-info -n {} | sed "s/'//g" | while read name is status ; do |
( find /var/lib/lxc/ -name "config" | cut -d/ -f5 | sort -u | while read name ; do |
58 |
boot=" " |
status=`lxc-info -n $name 2>/dev/null | grep state: | cut -d: -f2` # 0.7.5 |
59 |
|
test -z "$status" && status=`lxc-info -n $name | sed -e 's/^.* is //'` # 0.7.2 |
60 |
|
boot="-" |
61 |
test -s /var/lib/lxc/$name/on_boot && boot="boot" |
test -s /var/lib/lxc/$name/on_boot && boot="boot" |
62 |
echo "$name $status $boot $(lxc_rootfs $name)" |
echo "$name $status $boot $(lxc_rootfs $name) $(lxc_ip $name) $(lxc_hostname $name)" |
63 |
done |
done ) | column -t |
64 |
} |
} |
65 |
|
|
66 |
|
|
68 |
rootfs=$(lxc_rootfs $1) |
rootfs=$(lxc_rootfs $1) |
69 |
|
|
70 |
ls \ |
ls \ |
71 |
|
$rootfs/etc/rc?.d/*checkroot* \ |
72 |
$rootfs/etc/rc?.d/*umountfs \ |
$rootfs/etc/rc?.d/*umountfs \ |
73 |
$rootfs/etc/rc?.d/*umountroot \ |
$rootfs/etc/rc?.d/*umountroot \ |
74 |
$rootfs/etc/rc?.d/*hwclock* \ |
$rootfs/etc/rc?.d/*hwclock* \ |
75 |
|
$rootfs/etc/rc?.d/*udev* \ |
76 |
|
$rootfs/etc/rc?.d/*checkfs* \ |
77 |
2>/dev/null | xargs -i rm -v {} |
2>/dev/null | xargs -i rm -v {} |
78 |
|
|
79 |
|
echo $1 > $rootfs/etc/hostname |
80 |
|
grep $1 $rootfs/etc/hosts || echo "$(lxc_ip $1) $1" >> $rootfs/etc/hosts |
81 |
} |
} |
82 |
|
|
83 |
|
|
88 |
|
|
89 |
# let container respond to kill -SIGPWR |
# let container respond to kill -SIGPWR |
90 |
inittab=$rootfs/etc/inittab |
inittab=$rootfs/etc/inittab |
91 |
if ! grep "$add" ${inittab} >/dev/null ; then |
if test -e $inittab && ! grep "$add" ${inittab} >/dev/null ; then |
92 |
grep -v "$remove" ${inittab} > ${inittab}.new |
grep -v "$remove" ${inittab} > ${inittab}.new |
93 |
echo $add >> ${inittab}.new |
echo $add >> ${inittab}.new |
94 |
mv ${inittab}.new ${inittab} |
mv ${inittab}.new ${inittab} |
106 |
name=$1 |
name=$1 |
107 |
sig=$2 |
sig=$2 |
108 |
|
|
109 |
init_pid=`lxc-ps -C init -o pid | grep "^$name" | cut -d" " -f2-` |
ver=`lxc-version | cut -d: -f2 | sed 's/\.//g'` |
110 |
|
opts='' |
111 |
|
test $ver -ge 075 && opts='--' |
112 |
|
|
113 |
|
init_pid=`lxc-ps $opts -C init -o pid | grep "^$name" | cut -d" " -f2-` |
114 |
if [ -z "$init_pid" ] ; then |
if [ -z "$init_pid" ] ; then |
115 |
lxc-info -n $name |
lxc-info -n $name |
116 |
exit 1 |
exit 1 |
130 |
|
|
131 |
lxc_start() { |
lxc_start() { |
132 |
name=$1 |
name=$1 |
133 |
|
rootfs=$(lxc_rootfs $1) |
134 |
|
|
135 |
|
if [ ! -e $rootfs ] ; then |
136 |
|
echo "ERROR $name rootfs $rootfs not found" |
137 |
|
return |
138 |
|
fi |
139 |
|
|
140 |
if ! lxc-info -n $name | grep RUNNING ; then |
if ! lxc-info -n $name | grep RUNNING ; then |
141 |
lxc_log "$name start" |
lxc_log "$name start" |
142 |
|
dev=`df -P $rootfs | tail -1 | cut -d" " -f1` |
143 |
|
mount $dev -o remount,rw # fix debian upgrade which remounts dir ro |
144 |
lxc-start -n $name -o /tmp/${name}.log -d |
lxc-start -n $name -o /tmp/${name}.log -d |
145 |
lxc-wait -n $name -s RUNNING |
lxc-wait -n $name -s RUNNING |
146 |
lxc-info -n $name |
lxc-info -n $name |
151 |
lxc_watchdog() { |
lxc_watchdog() { |
152 |
name=$1 |
name=$1 |
153 |
rootfs=$(lxc_rootfs $1) |
rootfs=$(lxc_rootfs $1) |
154 |
|
run=$rootfs/var/run |
155 |
|
test -L $run && run=$rootfs/`readlink $run` # recent Debian have symlink to /run |
156 |
|
cd $run || echo "can't cd watchdog into $run" |
157 |
|
|
158 |
while true; do |
while true; do |
|
vps_utmp=${rootfs}/var/run/utmp |
|
159 |
tasks=`wc -l < /cgroup/${name}/tasks` |
tasks=`wc -l < /cgroup/${name}/tasks` |
160 |
|
stop_on=1 # init |
161 |
|
sulogins=`lxc-ps --name $name | grep sulogin | wc -l` |
162 |
|
if [ "$sulogins" -gt 0 ] ; then |
163 |
|
stop_on=`expr $stop_on + $sulogins` |
164 |
|
fi |
165 |
|
|
166 |
test -z "$tasks" && exit 1 |
test -z "$tasks" && exit 1 |
167 |
if [ "$tasks" -eq 1 ]; then |
if [ "$tasks" -eq $stop_on ]; then |
168 |
|
|
169 |
runlevel="$(runlevel ${vps_utmp})" |
runlevel="$(runlevel utmp)" |
170 |
lxc_log "$name runlevel $runlevel" |
lxc_log "$name runlevel $runlevel" |
171 |
|
|
172 |
case $runlevel in |
case $runlevel in |
173 |
N*) |
N*) |
174 |
# nothing for new boot state |
# nothing for new boot state |
175 |
;; |
;; |
176 |
??0) |
??0|unknown) |
177 |
lxc_log "$name halt" |
lxc_log "$name halt" |
178 |
lxc-stop -n "${name}" |
lxc-stop -n "${name}" |
179 |
lxc-wait -n ${name} -s STOPPED |
lxc-wait -n ${name} -s STOPPED |
192 |
;; |
;; |
193 |
esac |
esac |
194 |
else |
else |
195 |
lxc_log "$name $tasks tasks" |
lxc_log "$name $tasks tasks $sulogins console" |
196 |
fi |
fi |
197 |
|
|
198 |
# time of 5 minutes on it JUST IN CASE... |
# time of 5 minutes on it JUST IN CASE... |
199 |
inotifywait -qqt 300 ${vps_utmp} |
inotifywait -qqt 300 utmp |
200 |
done |
done |
201 |
|
|
202 |
lxc_log "$name watchdog exited" |
lxc_log "$name watchdog exited" |
220 |
start) |
start) |
221 |
lxc_exists $1 |
lxc_exists $1 |
222 |
cleanup_init_scripts $1 |
cleanup_init_scripts $1 |
223 |
setup_inittab $1 ::power "p0::powerfail:/sbin/init 0" |
setup_inittab $1 ":respawn:/sbin/getty.*tty1" "c1:12345:respawn:/sbin/getty 38400 tty1 linux" |
224 |
setup_inittab $1 ::ctrlaltdel "p6::ctrlaltdel:/sbin/init 6" |
setup_inittab $1 "::power" "p0::powerfail:/sbin/init 0" |
225 |
|
setup_inittab $1 "::ctrlaltdel" "p6::ctrlaltdel:/sbin/init 6" |
226 |
lxc_start $1 |
lxc_start $1 |
227 |
# give container 5 seconds to start more than one process |
# give container 5 seconds to start more than one process |
228 |
( sleep 5 ; nohup $0 watchdog $1 >> /tmp/$1.log 2>/dev/null ) & |
( sleep 5 ; nohup $0 watchdog $1 >> /tmp/$1.log 2>/dev/null ) & |