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#! /bin/bash
### BEGIN INIT INFO
# Provides: gunicorn-initscript
# Required-Start: $syslog
# Required-Stop: $syslog
# Should-Start: $lighttpd
# Default-Start: 30 2 3 4 5
# Default-Stop: 70 0 1 6
# Short-Description: virtualenv + gunicorn + lighttpd debian init script
# Description: virtualenv + gunicorn + lighttpd debian init script
### END INIT INFO
#
# Init.d script for Debian Linux
#
# Enable with # update-rc.d epsgio defaults
# Do NOT "set -e"
NAME="epsgio"
PROJECT=/var/www/epsg.io
VIRTUALENV=$PROJECT/venv
APP=app:app
PORT=8000
LOGDIR=$PROJECT
USER=www-data
GROUP=www-data
IP=127.0.0.1
WORKERS=4
DESC=$NAME
LOGFILE="$LOGDIR/$NAME.log"
PIDFILE="$PROJECT/$NAME.pid"
CMD="$VIRTUALENV/bin/gunicorn --user $USER --group $GROUP --daemon --workers $WORKERS --bind $IP:$PORT --pid $PIDFILE --name $NAME --log-file $LOGFILE --log-level info $APP"
# 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
if [[ $EUID -ne 0 ]]; then
$CMD
else
sudo -u $USER $CMD
fi
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
: