Created
May 1, 2014 17:56
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Debian init script for virtualenv'd gunicorn_django
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#! /bin/sh | |
### BEGIN INIT INFO | |
# Provides: gunicorn-initscript | |
# Required-Start: $remote_fs $syslog | |
# Required-Stop: $remote_fs $syslog | |
# Should-Start: $nginx | |
# Default-Start: 30 2 3 4 5 | |
# Default-Stop: 70 0 1 6 | |
# Short-Description: virtualenv + gunicorn + nginx debian init script | |
# Description: virtualenv + gunicorn + nginx debian init script | |
### END INIT INFO | |
# Author: http://kuttler.eu/code/debian-init-script-virtualenv-gunicorn-django/ | |
# | |
# Enable with update-rc.d gunicorn-example start 30 2 3 4 5 . stop 70 0 1 6 . | |
# (parameters might not be necessary, test) | |
# Do NOT "set -e" | |
PROJECT=/path/to/project/ | |
VIRTUALENV=/path/to/virtualenv | |
PORT=8888 | |
LOGDIR=/var/log/gunicorn/ | |
# PATH should only include /usr/* if it runs after the mountnfs.sh script | |
PATH=/bin:/usr/bin | |
USER=www-data | |
GROUP=www-data | |
IP=127.0.0.1 | |
WORKERS=5 | |
# I am lazy and just call the init script gunicorn-project | |
NAME=`basename $0` | |
DESC=$NAME | |
LOGFILE="$LOGDIR$NAME.log" | |
PIDFILE="$PROJECT$NAME.pid" | |
CMD="gunicorn_django --user=$USER --group=$GROUP --daemon --workers=$WORKERS --bind=$IP:$PORT --pid=$PIDFILE --name=$NAME --log-file=$LOGFILE --log-level=info" | |
# Load the VERBOSE setting and other rcS variables | |
. /lib/init/vars.sh | |
# Define LSB log_* functions. | |
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present | |
# and status_of_proc is working. | |
. /lib/lsb/init-functions | |
# | |
# Function that starts the daemon/service | |
# | |
do_start() { | |
# Return | |
# 0 if daemon has been started | |
# 1 if daemon was already running | |
# 2 if daemon could not be started | |
if [ -e $PIDFILE ]; then | |
return 1 | |
fi | |
cd $PROJECT | |
. $VIRTUALENV/bin/activate | |
$CMD | |
if [ $? = 0 ]; then | |
return 0 | |
else | |
return 2 | |
fi | |
} | |
# | |
# Function that stops the daemon/service | |
# | |
do_stop() { | |
# Return | |
# 0 if daemon has been stopped | |
# 1 if daemon was already stopped | |
# 2 if daemon could not be stopped | |
# other if a failure occurred | |
if [ -f $PIDFILE ]; then | |
PID=`cat $PIDFILE` | |
rm $PIDFILE | |
kill -15 $PID | |
if [ $? = 0 ]; then | |
return 0 | |
else | |
return 2 | |
fi | |
else | |
return 1 | |
fi | |
} | |
do_reload() { | |
if [ -f $PIDFILE ]; then | |
PID=`cat $PIDFILE` | |
kill -HUP $PID | |
return $? | |
fi | |
return 2 | |
} | |
case "$1" in | |
start) | |
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" | |
do_start | |
case "$?" in | |
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
esac | |
;; | |
stop) | |
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" | |
do_stop | |
case "$?" in | |
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; | |
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; | |
esac | |
;; | |
restart) | |
log_daemon_msg "Restarting $DESC" "$NAME" | |
do_stop | |
case "$?" in | |
0|1) | |
do_start | |
case "$?" in | |
0) log_end_msg 0 ;; | |
1) log_end_msg 1 ;; # Old process is still running | |
*) log_end_msg 1 ;; # Failed to start | |
esac | |
;; | |
*) | |
# Failed to stop | |
log_end_msg 1 | |
;; | |
esac | |
;; | |
reload) | |
log_daemon_msg "Reloading $DESC" "$NAME" | |
do_reload | |
case "$?" in | |
0) log_end_msg 0 ;; | |
*) log_end_msg 1 ;; | |
esac | |
;; | |
*) | |
echo "Usage: $SCRIPTNAME {start|stop|restart|reload}" >&2 | |
exit 3 | |
;; | |
esac | |
exit 0 |
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