/
supervisor
executable file
·173 lines (161 loc) · 4.68 KB
/
supervisor
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#! /bin/sh
#
# Downloaded from:
# http://bazaar.launchpad.net/~ubuntu-branches/ubuntu/trusty/supervisor/trusty/view/head:/debian/supervisor.init
#
# skeleton example file to build /etc/init.d/ scripts.
# This file should be used to construct scripts for /etc/init.d.
#
# Written by Miquel van Smoorenburg <miquels@cistron.nl>.
# Modified for Debian
# by Ian Murdock <imurdock@gnu.ai.mit.edu>.
# Further changes by Javier Fernandez-Sanguino <jfs@debian.org>
# Modified by sbilly <superli.1980@gmail.com> Added supervisorctl to status
#
# Version: @(#)skeleton 1.9 26-Feb-2001 miquels@cistron.nl
#
### BEGIN INIT INFO
# Provides: supervisor
# Required-Start: $remote_fs $network $named
# Required-Stop: $remote_fs $network $named
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Start/stop supervisor
# Description: Start/stop supervisor daemon and its configured
# subprocesses.
### END INIT INFO
. /lib/lsb/init-functions
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/local/bin/supervisord
SUPERVISORCTL=/usr/local/bin/supervisorctl
NAME=supervisord
DESC=supervisor
test -x $DAEMON || exit 0
LOGDIR=/var/log/supervisor
PIDFILE=/var/run/$NAME.pid
DODTIME=5 # Time to wait for the server to die, in seconds
# If this value is set too low you might not
# let some servers to die gracefully and
# 'restart' will not work
# Include supervisor defaults if available
if [ -f /etc/default/supervisor ] ; then
. /etc/default/supervisor
fi
DAEMON_OPTS="-c /etc/supervisord.conf $DAEMON_OPTS"
set -e
running_pid()
{
# Check if a given process pid's cmdline matches a given name
pid=$1
name=$2
[ -z "$pid" ] && return 1
[ ! -d /proc/$pid ] && return 1
(cat /proc/$pid/cmdline | tr "\000" "\n"|grep -q $name) || return 1
return 0
}
running()
{
# Check if the process is running looking at /proc
# (works for all users)
# No pidfile, probably no daemon present
[ ! -f "$PIDFILE" ] && return 1
# Obtain the pid and check it against the binary name
pid=`cat $PIDFILE`
running_pid $pid $DAEMON || return 1
return 0
}
force_stop() {
# Forcefully kill the process
[ ! -f "$PIDFILE" ] && return
if running ; then
kill -15 $pid
# Is it really dead?
[ -n "$DODTIME" ] && sleep "$DODTIME"s
if running ; then
kill -9 $pid
[ -n "$DODTIME" ] && sleep "$DODTIME"s
if running ; then
echo "Cannot kill $NAME (pid=$pid)!"
exit 1
fi
fi
fi
rm -f $PIDFILE
return 0
}
case "$1" in
start)
echo -n "Starting $DESC: "
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--startas $DAEMON -- $DAEMON_OPTS
test -f $PIDFILE || sleep 1
if running ; then
echo "$NAME."
else
echo " ERROR."
fi
;;
stop)
echo -n "Stopping $DESC: "
start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
echo "$NAME."
;;
force-stop)
echo -n "Forcefully stopping $DESC: "
force_stop
if ! running ; then
echo "$NAME."
else
echo " ERROR."
fi
;;
#reload)
#
# If the daemon can reload its config files on the fly
# for example by sending it SIGHUP, do it here.
#
# If the daemon responds to changes in its config file
# directly anyway, make this a do-nothing entry.
#
# echo "Reloading $DESC configuration files."
# start-stop-daemon --stop --signal 1 --quiet --pidfile \
# /var/run/$NAME.pid --exec $DAEMON
#;;
force-reload)
#
# If the "reload" option is implemented, move the "force-reload"
# option to the "reload" entry above. If not, "force-reload" is
# just the same as "restart" except that it does nothing if the
# daemon isn't already running.
# check wether $DAEMON is running. If so, restart
start-stop-daemon --stop --test --quiet --pidfile $PIDFILE \
--startas $DAEMON \
&& $0 restart \
|| exit 0
;;
restart)
echo -n "Restarting $DESC: "
start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
[ -n "$DODTIME" ] && sleep $DODTIME
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--startas $DAEMON -- $DAEMON_OPTS
echo "$NAME."
;;
status)
echo -n "$NAME is "
if running ; then
echo "running"
else
echo " not running."
exit 1
fi
$SUPERVISORCTL $DAEMON_OPTS status
;;
*)
N=/etc/init.d/$NAME
# echo "Usage: $N {start|stop|restart|reload|force-reload}" >&2
echo "Usage: $N {start|stop|restart|force-reload|status|force-stop}" >&2
exit 1
;;
esac
exit 0