# @(#) $Id: fetchmail2.SuSE.txt,v 1.2 2005/11/21 21:13:11 web2 Exp $
#! /bin/sh
# Copyright (c) 2004 Christian Barmala <christian@barmala.de>
# License GNU Public License http://opensource.org/licenses/gpl-license.php
#
### BEGIN INIT INFO
# Provides:          fetchmail2
# Required-Start:    $syslog $network
# X-UnitedLinux-Should-Start:
# Required-Stop:     $syslog $network
# X-UnitedLinux-Should-Stop:
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: Fetch mails for configured users
# Description:       Start fetchmail as configured users.
#	You must create configuration files $HOME/.fetchmailrc first.
### END INIT INFO
# 

# Required-Start: $remote_fs cyrus postfix $syslog ???


# Check for missing binaries (stale symlinks should not happen)
FETCHMAIL_BIN=/usr/bin/fetchmail
test -x $FETCHMAIL_BIN || exit 5

# Check for configured users
test -f /etc/sysconfig/fetchmail2 || exit 6
test -n $FETCHMAIL_USERS || exit 6

# Configure users to use fetchmail2 service
# FETCHMAIL_USERS='User1 User2 User3'
. /etc/sysconfig/fetchmail2


# Return values acc. to LSB for all commands but status:
# 0	  - success
# 1       - generic or unspecified error
# 2       - invalid or excess argument(s)
# 3       - unimplemented feature (e.g. "reload")
# 4       - user had insufficient privileges
# 5       - program is not installed
# 6       - program is not configured
# 7       - program is not running
# 8--199  - reserved (8--99 LSB, 100--149 distrib, 150--199 appl)
# 
# Note that starting an already running service, stopping
# or restarting a not-running service as well as the restart
# with force-reload (in case signaling is not supported) are
# considered a success.

startfetch() {
  for USER in $FETCHMAIL_USERS; do
    USER_HOME=`grep $USER /etc/passwd | cut -d : -f 6`
    FETCHMAIL_PIDFILE=$USER_HOME/.fetchmail.pid
    if [ -f ${FETCHMAIL_PIDFILE} ]; then
      FETCHMAIL_PID=`cut -d " " -f 1 $FETCHMAIL_PIDFILE`
      echo fetchmail already running for user $USER: $FETCHMAIL_PID
      exit 1
    fi
    FETCHMAIL_CONFIG=$USER_HOME/.fetchmailrc
    if [ -f ${FETCHMAIL_CONFIG} ]; then
      echo "Starting fetchmail-daemon for $USER"
      /usr/bin/sudo -u $USER -H $FETCHMAIL_BIN -d 500
      echo "."
    else
      echo ".fetchmailrc for user $USER missing"
    fi
  done
}

stopfetch() {
  for USER in $FETCHMAIL_USERS; do
    echo "Shutting down fetchmail-daemon for $USER"
    /usr/bin/sudo -u $USER -H $FETCHMAIL_BIN --quit
    echo "."	
  done
}

statusfetch() {
  # Return value is slightly different for the status command:
  # 0 - service up and running
  # 1 - service dead, but /var/run/  pid  file exists
  # 2 - service dead, but /var/lock/ lock file exists
  # 3 - service not running (unused)
  # 4 - service status unknown :-(
  # 5--199 reserved (5--99 LSB, 100--149 distro, 150--199 appl.)
  echo "Checking for service fetchmail2"
  for USER in $FETCHMAIL_USERS; do
    USER_HOME=`grep $USER /etc/passwd | cut -d : -f 6`
    FETCHMAIL_PIDFILE=$USER_HOME/.fetchmail.pid
    if [ -f ${FETCHMAIL_PIDFILE} ]; then
      FETCHMAIL_PID=`cut -d " " -f 1 $FETCHMAIL_PIDFILE`
      echo fetchmail running for user $USER: $FETCHMAIL_PID
      # ps -p $FETCHMAIL_PID
    fi
  done
  exit 4	
}

case "$1" in
    start)
	echo "Starting fetchmail2"
	startfetch
	;;
    stop)
	echo "Shutting down fetchmail2"
	stopfetch
	;;
    restart)
	## Stop the service and regardless of whether it was
	## running or not, start it again.
	stopfetch
	startfetch
	;;
    status)
	statusfetch
	;;
    *)
	echo "Usage: $0 {start|stop|status|restart}"
	exit 1
	;;
esac
exit 0