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|
#! /bin/bash
#
# This initscript was created by Ulises Vitulli <uvitulli@fi.uba.ar> for Auth2DB
#
# Start/stop the auth2db daemon
### BEGIN INIT INFO
# Provides: auth2db
# Required-Start: $syslog $remote_fs $time
# Required-Stop: $syslog $remote_fs $time
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Log parser and database loader
# Description: This daemon consists in a generic log parser and a database
# loader, making available to read either with a web frontend
# or classic shell console UI.
### END INIT INFO
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/auth2db-daemon
NAME=auth2db
DESC="log examiner and database loader"
PIDFILE=/var/run/$NAME/$NAME.pid
USER=auth2db
GROUP=adm
test -x $DAEMON || exit 0
. /lib/lsb/init-functions
# Include auth2db defaults if available
if [ -f /etc/default/auth2db ] ; then
. /etc/default/auth2db
if [ "$FREQUENCY" = "" ]; then
log_failure_msg "FATAL ERROR: Daemon configuration is broken. 'FREQUENCY' parameter must have set a value."
log_end_msg 1
exit 1
fi
if [ "$FREQUENCY" -eq "0" ]; then
log_failure_msg "FATAL ERROR: Frequency MUST be a value higher than 0. NOT STARTING."
log_failure_msg "Check /usr/share/doc/auth2db/README.Debian for more information."
log_end_msg 1
exit 1
elif [ "$FREQUENCY" -gt "0" ] && [ "$FREQUENCY" -lt "5" ] ; then
if [ "$IWouldLoveToRosteMyDB" = "" ]; then
log_warning_msg "It's recommended setting a frequency value higher than 5 seconds."
log_warning_msg "Check /usr/share/doc/auth2db/README.Debian for more information."
fi
fi
else
log_failure_msg "FATAL ERROR: auth2db daemon configuration file MISSING!"
log_failure_msg "Check /usr/share/doc/auth2db/README.Debian"
log_end_msg 1
exit 1
fi
check_process() {
# Is process really running???
PID=$(cat "$PIDFILE")
if ps --pid "$PID" | grep "$NAME" >/dev/null; then
return 0
else
return 1
fi
}
case "$1" in
start)
log_daemon_msg "Starting $DESC daemon" "$NAME"
if [ -s "$PIDFILE" ] && check_process ; then
log_action_msg "Already running."
log_end_msg 0
else
if [ ! -d "/var/run/$NAME" ]; then
mkdir -p /var/run/$NAME
chown $USER:root /var/run/auth2db
fi
if start-stop-daemon --test --start --oknodo --user "$USER" >/dev/null \
--pidfile "$PIDFILE" --exec $DAEMON $1; then
su -p -s /bin/sh "$USER" -c "$DAEMON $1 3>/dev/null"
sleep 1
fi
if [ ! -s "$PIDFILE" ]; then
log_failure_msg "Oops, something went wront. CHECK SYSLOG!"
log_end_msg $?
fi
log_end_msg $?
fi
;;
stop)
# Performing a full check of the status of the process
if [ -e "$PIDFILE" ]; then
if [ -s "$PIDFILE" ]; then
if check_process; then
log_daemon_msg "Stopping $DESC daemon" "$NAME"
$DAEMON $1
log_end_msg $?
else
log_failure_msg "Pidfile exists but there is no process asossiated. (System halted prematurely?)"
log_end_msg 1
fi
else
log_begin_msg "Something went wrong. Pidfile exists but it is not assosiated with any process. Deleting..."
rm "$PIDFILE"
log_end_msg $?
fi
else
log_progress_msg "$NAME is already stopped. Nothing to be done"
log_end_msg 0
fi
;;
force-reload)
$0 restart
;;
restart)
$0 stop
$0 start
;;
status)
if [ -s /var/run/$NAME/$NAME.pid ]; then
log_action_msg "$NAME is RUNNING under PID $(cat /var/run/$NAME/$NAME.pid)." && exit 0
else
log_action_msg "$NAME is STOPPED!" && exit 1
fi
;;
*)
log_success_msg "Usage: /etc/init.d/$NAME {start|stop|status|force-reload|restart}"
exit 1
;;
esac
exit 0
|
