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description "Docker daemon" | |
start on (filesystem and net-device-up IFACE!=lo) | |
stop on runlevel [!2345] | |
limit nofile 524288 1048576 | |
limit nproc 524288 1048576 | |
respawn | |
kill timeout 20 | |
pre-start script | |
# see also https://github.com/tianon/cgroupfs-mount/blob/master/cgroupfs-mount | |
if grep -v '^#' /etc/fstab | grep -q cgroup \ | |
|| [ ! -e /proc/cgroups ] \ | |
|| [ ! -d /sys/fs/cgroup ]; then | |
exit 0 | |
fi | |
if ! mountpoint -q /sys/fs/cgroup; then | |
mount -t tmpfs -o uid=0,gid=0,mode=0755 cgroup /sys/fs/cgroup | |
fi | |
( | |
cd /sys/fs/cgroup | |
for sys in $(awk '!/^#/ { if ($4 == 1) print $1 }' /proc/cgroups); do | |
mkdir -p $sys | |
if ! mountpoint -q $sys; then | |
if ! mount -n -t cgroup -o $sys cgroup $sys; then | |
rmdir $sys || true | |
fi | |
fi | |
done | |
) | |
end script | |
script | |
# modify these in /etc/default/$UPSTART_JOB (/etc/default/docker) | |
DOCKER=/usr/bin/$UPSTART_JOB | |
DOCKER_OPTS=’-H tcp://0.0.0.0:2376 -H unix:///var/run/docker.sock’ | |
if [ -f /etc/default/$UPSTART_JOB ]; then | |
. /etc/default/$UPSTART_JOB | |
fi | |
exec "$DOCKER" daemon $DOCKER_OPTS --raw-logs | |
end script | |
# Don't emit "started" event until docker.sock is ready. | |
# See https://github.com/docker/docker/issues/6647 | |
post-start script | |
DOCKER_OPTS= | |
DOCKER_SOCKET= | |
if [ -f /etc/default/$UPSTART_JOB ]; then | |
. /etc/default/$UPSTART_JOB | |
fi | |
if ! printf "%s" "$DOCKER_OPTS" | grep -qE -e '-H|--host'; then | |
DOCKER_SOCKET=/var/run/docker.sock | |
else | |
DOCKER_SOCKET=$(printf "%s" "$DOCKER_OPTS" | grep -oP -e '(-H|--host)\W*unix://\K(\S+)') | |
fi | |
if [ -n "$DOCKER_SOCKET" ]; then | |
while ! [ -e "$DOCKER_SOCKET" ]; do | |
initctl status $UPSTART_JOB | grep -qE "(stop|respawn)/" && exit 1 | |
echo "Waiting for $DOCKER_SOCKET" | |
sleep 0.1 | |
done | |
echo "$DOCKER_SOCKET is up" | |
fi | |
end script |
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service docker stop | |
sudo docker daemon -H tcp://0.0.0.0:2375 |
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