From 6e5efd276a5f8ce1766534e501f3a46d92512f4e Mon Sep 17 00:00:00 2001 From: Ferry Boender Date: Thu, 9 Apr 2015 09:20:23 +0200 Subject: [PATCH] LSB init.d script. --- contrib/scriptform.init.d | 151 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) create mode 100755 contrib/scriptform.init.d diff --git a/contrib/scriptform.init.d b/contrib/scriptform.init.d new file mode 100755 index 0000000..b13df70 --- /dev/null +++ b/contrib/scriptform.init.d @@ -0,0 +1,151 @@ +#!/bin/sh +### BEGIN INIT INFO +# Provides: scriptform +# Required-Start: $local_fs $remote_fs $syslog +# Required-Stop: $local_fs $remote_fs $syslog +# Should-Start: +# Should-Stop: +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: Serve web form frontends to scripts.. +# Description: Webserver daemon that dynamically constructs web forms +# from JSON files and calls scripts on form submits. +### END INIT INFO + +# Author: Ferry Boender + +# Settings +NAME=scriptform +PIDFILE=/var/run/scriptform.pid +LOGFILE=/var/log/scriptform.log +DAEMON=/home/fboender/Projects/prs/scriptform/src/scriptform.py +FORM_CONFIG=/home/fboender/Projects/prs/scriptform/examples/simple/simple.json +DAEMON_ARGS="--pid-file $PIDFILE --log-file $LOGFILE $FORM_CONFIG" + +# Exit if scriptform isn't installed +[ -x $DAEMON ] || exit 0 + +# Define LSB log_* functions. +# Depend on lsb-base (>= 3.0-6) to ensure that this file is present. +. /lib/lsb/init-functions + +# Exit if the form config file can't be found +if [ \! -e $FORM_CONFIG ]; then + echo "FORM CONFIG NOT FOUND FIXME" + exit 1 +fi + +# +# 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 + start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ + || return 1 + start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \ + $DAEMON_ARGS \ + || return 2 +} + +# +# 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 + start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE + RETVAL="$?" + [ "$RETVAL" = 2 ] && return 2 + # Wait for children to finish too if this is a daemon that forks + # and if the daemon is only ever run from this initscript. + # If the above conditions are not satisfied then add some other code + # that waits for the process to drop all resources that could be + # needed by services started subsequently. A last resort is to + # sleep for some time. + start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON + [ "$?" = 2 ] && return 2 + # Many daemons don't delete their pidfiles when they exit. + rm -f $PIDFILE + return "$RETVAL" +} + +# +# Function that sends a SIGHUP to the daemon/service +# +do_reload() { + # + # If the daemon can reload its configuration without + # restarting (for example, when it is sent a SIGHUP), + # then implement that here. + # + start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE + return 0 +} + +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) [ "$VERBOSE" != no ] && log_end_msg 1 ;; + esac + ;; + status) + status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $? + ;; + #reload|force-reload) + # + # If do_reload() is not implemented then leave this commented out + # and leave 'force-reload' as an alias for 'restart'. + # + #log_daemon_msg "Reloading $DESC" "$NAME" + #do_reload + #log_end_msg $? + #;; + restart|force-reload) + # + # If the "reload" option is implemented then remove the + # 'force-reload' alias + # + 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 + ;; + *) + #echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2 + echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2 + exit 3 + ;; +esac + +: