#!/bin/sh | |
### BEGIN INIT INFO | |
# Provides: k8s_vm_init.sh | |
# Required-Start: $remote_fs $syslog | |
# Required-Stop: $remote_fs $syslog | |
# Default-Start: 2 3 4 5 | |
# Default-Stop: 0 1 6 | |
# Short-Description: Start daemon at boot time | |
# Description: Enable service provided by daemon. | |
### END INIT INFO | |
dir="/opt" | |
cmd="./k8s_vm_init.sh" | |
user="root" | |
name=`basename $0` | |
pid_file="/var/run/$name.pid" | |
stdout_log="/var/log/$name.log" | |
stderr_log="/var/log/$name.err" | |
get_pid() { | |
cat "$pid_file" | |
} | |
is_running() { | |
[ -f "$pid_file" ] && ps `get_pid` > /dev/null 2>&1 | |
} | |
case "$1" in | |
start) | |
if is_running; then | |
echo "Already started" | |
else | |
echo "Starting $name" | |
cd "$dir" | |
if [ -z "$user" ]; then | |
sudo $cmd >> "$stdout_log" 2>> "$stderr_log" & | |
else | |
sudo -u "$user" $cmd >> "$stdout_log" 2>> "$stderr_log" & | |
fi | |
echo $! > "$pid_file" | |
if ! is_running; then | |
echo "Unable to start, see $stdout_log and $stderr_log" | |
exit 1 | |
fi | |
fi | |
;; | |
stop) | |
if is_running; then | |
echo -n "Stopping $name.." | |
kill `get_pid` | |
for i in {1..10} | |
do | |
if ! is_running; then | |
break | |
fi | |
echo -n "." | |
sleep 1 | |
done | |
echo | |
if is_running; then | |
echo "Not stopped; may still be shutting down or shutdown may have failed" | |
exit 1 | |
else | |
echo "Stopped" | |
if [ -f "$pid_file" ]; then | |
rm "$pid_file" | |
fi | |
fi | |
else | |
echo "Not running" | |
fi | |
;; | |
restart) | |
$0 stop | |
if is_running; then | |
echo "Unable to stop, will not attempt to start" | |
exit 1 | |
fi | |
$0 start | |
;; | |
status) | |
if is_running; then | |
echo "Running" | |
else | |
echo "Stopped" | |
exit 1 | |
fi | |
;; | |
*) | |
echo "Usage: $0 {start|stop|restart|status}" | |
exit 1 | |
;; | |
esac | |
exit 0 |