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April 24, 2011 14:32
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nignx init.d file
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#! /bin/sh | |
### BEGIN INIT INFO | |
# Provides: nginx | |
# Required-Start: $remote_fs $syslog | |
# Required-Stop: $remote_fs $syslog | |
# Default-Start: 2 3 4 5 | |
# Default-Stop: 0 1 6 | |
# Short-Description: nginx init.d dash script for Ubuntu <=9.10. | |
# Description: nginx init.d dash script for Ubuntu <=9.10. | |
### END INIT INFO | |
#------------------------------------------------------------------------------ | |
# nginx - this Debian Almquist shell (dash) script, starts and stops the nginx | |
# daemon for ubuntu 9.10 and lesser version numbered releases. | |
# | |
# description: Nginx is an HTTP(S) server, HTTP(S) reverse \ | |
# proxy and IMAP/POP3 proxy server. This \ | |
# script will manage the initiation of the \ | |
# server and it's process state. | |
# | |
# processname: nginx | |
# config: /usr/local/nginx/conf/nginx.conf | |
# pidfile: /acronymlabs/server/nginx.pid | |
# Provides: nginx | |
# | |
# Author: Jason Giedymin | |
# <jason.giedymin AT gmail.com>. | |
# | |
# Version: 2.0 02-NOV-2009 jason.giedymin AT gmail.com | |
# Notes: nginx init.d dash script for Ubuntu <=9.10. | |
# | |
# This script's project home is: | |
# http://code.google.com/p/nginx-init-ubuntu/ | |
# | |
#------------------------------------------------------------------------------ | |
# MIT X11 License | |
#------------------------------------------------------------------------------ | |
# | |
# Copyright (c) 2009 Jason Giedymin, http://Amuxbit.com formerly | |
# http://AcronymLabs.com | |
# | |
# Permission is hereby granted, free of charge, to any person obtaining | |
# a copy of this software and associated documentation files (the | |
# "Software"), to deal in the Software without restriction, including | |
# without limitation the rights to use, copy, modify, merge, publish, | |
# distribute, sublicense, and/or sell copies of the Software, and to | |
# permit persons to whom the Software is furnished to do so, subject to | |
# the following conditions: | |
# | |
# The above copyright notice and this permission notice shall be | |
# included in all copies or substantial portions of the Software. | |
# | |
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE | |
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | |
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
#------------------------------------------------------------------------------ | |
#------------------------------------------------------------------------------ | |
# Functions | |
#------------------------------------------------------------------------------ | |
. /lib/lsb/init-functions | |
#------------------------------------------------------------------------------ | |
# Consts | |
#------------------------------------------------------------------------------ | |
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin | |
DAEMON=/usr/local/sbin/nginx | |
PS="nginx" | |
PIDNAME="nginx" #lets you do $PS-slave | |
PIDFILE=$PIDNAME.pid #pid file | |
PIDSPATH=/var/run | |
DESCRIPTION="Nginx Server..." | |
RUNAS=root #user to run as | |
SCRIPT_OK=0 #ala error codes | |
SCRIPT_ERROR=1 #ala error codes | |
TRUE=1 #boolean | |
FALSE=0 #boolean | |
lockfile=/var/lock/subsys/nginx | |
NGINX_CONF_FILE="/usr/local/nginx/conf/nginx.conf" | |
#------------------------------------------------------------------------------ | |
# Simple Tests | |
#------------------------------------------------------------------------------ | |
#test if nginx is a file and executable | |
test -x $DAEMON || exit 0 | |
# Include nginx defaults if available | |
if [ -f /etc/default/nginx ] ; then | |
. /etc/default/nginx | |
fi | |
#set exit condition | |
#set -e | |
#------------------------------------------------------------------------------ | |
# Functions | |
#------------------------------------------------------------------------------ | |
setFilePerms(){ | |
if [ -f $PIDSPATH/$PIDFILE ]; then | |
chmod 400 $PIDSPATH/$PIDFILE | |
fi | |
} | |
configtest() { | |
$DAEMON -t -c $NGINX_CONF_FILE | |
} | |
getPSCount() { | |
return `pgrep -f $PS | wc -l` | |
} | |
isRunning() { | |
if [ $1 ]; then | |
pidof_daemon $1 | |
PID=$? | |
if [ $PID -gt 0 ]; then | |
return 1 | |
else | |
return 0 | |
fi | |
else | |
pidof_daemon | |
PID=$? | |
if [ $PID -gt 0 ]; then | |
return 1 | |
else | |
return 0 | |
fi | |
fi | |
} | |
#courtesy of php-fpm | |
wait_for_pid () { | |
try=0 | |
while test $try -lt 35 ; do | |
case "$1" in | |
'created') | |
if [ -f "$2" ] ; then | |
try='' | |
break | |
fi | |
;; | |
'removed') | |
if [ ! -f "$2" ] ; then | |
try='' | |
break | |
fi | |
;; | |
esac | |
#echo -n . | |
try=`expr $try + 1` | |
sleep 1 | |
done | |
} | |
status(){ | |
isRunning | |
isAlive=$? | |
if [ "${isAlive}" -eq $TRUE ]; then | |
echo "$PIDNAME found running with processes: `pidof $PS`" | |
else | |
echo "$PIDNAME is NOT running." | |
fi | |
} | |
removePIDFile(){ | |
if [ $1 ]; then | |
if [ -f $1 ]; then | |
rm -f $1 | |
fi | |
else | |
#Do default removal | |
if [ -f $PIDSPATH/$PIDFILE ]; then | |
rm -f $PIDSPATH/$PIDFILE | |
fi | |
fi | |
} | |
start() { | |
log_daemon_msg "Starting $DESCRIPTION" | |
isRunning | |
isAlive=$? | |
if [ "${isAlive}" -eq $TRUE ]; then | |
log_end_msg $SCRIPT_ERROR | |
else | |
start-stop-daemon --start --quiet --chuid $RUNAS --pidfile $PIDSPATH/$PIDFILE --exec $DAEMON \ | |
-- -c $NGINX_CONF_FILE | |
setFilePerms | |
log_end_msg $SCRIPT_OK | |
fi | |
} | |
stop() { | |
log_daemon_msg "Stopping $DESCRIPTION" | |
isRunning | |
isAlive=$? | |
if [ "${isAlive}" -eq $TRUE ]; then | |
start-stop-daemon --stop --quiet --pidfile $PIDSPATH/$PIDFILE | |
wait_for_pid 'removed' $PIDSPATH/$PIDFILE | |
if [ -n "$try" ] ; then | |
log_end_msg $SCRIPT_ERROR | |
else | |
removePIDFile | |
log_end_msg $SCRIPT_OK | |
fi | |
else | |
log_end_msg $SCRIPT_ERROR | |
fi | |
} | |
reload() { | |
configtest || return $? | |
log_daemon_msg "Reloading (via HUP) $DESCRIPTION" | |
isRunning | |
if [ $? -eq $TRUE ]; then | |
`killall -HUP $PS` #to be safe | |
log_end_msg $SCRIPT_OK | |
else | |
log_end_msg $SCRIPT_ERROR | |
fi | |
} | |
quietupgrade() { | |
log_daemon_msg "Peforming Quiet Upgrade $DESCRIPTION" | |
isRunning | |
isAlive=$? | |
if [ "${isAlive}" -eq $TRUE ]; then | |
kill -USR2 `cat $PIDSPATH/$PIDFILE` | |
kill -WINCH `cat $PIDSPATH/$PIDFILE.oldbin` | |
isRunning | |
isAlive=$? | |
if [ "${isAlive}" -eq $TRUE ]; then | |
kill -QUIT `cat $PIDSPATH/$PIDFILE.oldbin` | |
wait_for_pid 'removed' $PIDSPATH/$PIDFILE.oldbin | |
removePIDFile $PIDSPATH/$PIDFILE.oldbin | |
log_end_msg $SCRIPT_OK | |
else | |
log_end_msg $SCRIPT_ERROR | |
log_daemon_msg "ERROR! Reverting back to original $DESCRIPTION" | |
kill -HUP `cat $PIDSPATH/$PIDFILE` | |
kill -TERM `cat $PIDSPATH/$PIDFILE.oldbin` | |
kill -QUIT `cat $PIDSPATH/$PIDFILE.oldbin` | |
wait_for_pid 'removed' $PIDSPATH/$PIDFILE.oldbin | |
removePIDFile $PIDSPATH/$PIDFILE.oldbin | |
log_end_msg $SCRIPT_ok | |
fi | |
else | |
log_end_msg $SCRIPT_ERROR | |
fi | |
} | |
terminate() { | |
log_daemon_msg "Force terminating (via KILL) $DESCRIPTION" | |
PIDS=`pidof $PS` || true | |
[ -e $PIDSPATH/$PIDFILE ] && PIDS2=`cat $PIDSPATH/$PIDFILE` | |
for i in $PIDS; do | |
if [ "$i" = "$PIDS2" ]; then | |
kill $i | |
wait_for_pid 'removed' $PIDSPATH/$PIDFILE | |
removePIDFile | |
fi | |
done | |
log_end_msg $SCRIPT_OK | |
} | |
destroy() { | |
log_daemon_msg "Force terminating and may include self (via KILLALL) $DESCRIPTION" | |
killall $PS -q >> /dev/null 2>&1 | |
log_end_msg $SCRIPT_OK | |
} | |
pidof_daemon() { | |
PIDS=`pidof $PS` || true | |
[ -e $PIDSPATH/$PIDFILE ] && PIDS2=`cat $PIDSPATH/$PIDFILE` | |
for i in $PIDS; do | |
if [ "$i" = "$PIDS2" ]; then | |
return 1 | |
fi | |
done | |
return 0 | |
} | |
case "$1" in | |
start) | |
start | |
;; | |
stop) | |
stop | |
;; | |
restart|force-reload) | |
stop | |
sleep 1 | |
start | |
;; | |
reload) | |
$1 | |
;; | |
status) | |
status | |
;; | |
configtest) | |
$1 | |
;; | |
quietupgrade) | |
$1 | |
;; | |
terminate) | |
$1 | |
;; | |
destroy) | |
$1 | |
;; | |
*) | |
FULLPATH=/etc/init.d/$PS | |
echo "Usage: $FULLPATH {start|stop|restart|force-reload|status|configtest|quietupgrade|terminate|destroy}" | |
echo " The 'destroy' command should only be used as a last resort." | |
exit 1 | |
;; | |
esac | |
exit 0 |
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