From cf904f615069f17b6228dd230d55bb4a72285146 Mon Sep 17 00:00:00 2001 From: Sebastian Harl Date: Thu, 3 Feb 2011 13:19:32 +0100 Subject: [PATCH] Cleaned up pnp4nagios-bin.init. --- debian/pnp4nagios-bin.init | 251 +++++++++++++++++-------------------- 1 file changed, 112 insertions(+), 139 deletions(-) diff --git a/debian/pnp4nagios-bin.init b/debian/pnp4nagios-bin.init index bfb1113..92bdf7e 100644 --- a/debian/pnp4nagios-bin.init +++ b/debian/pnp4nagios-bin.init @@ -45,64 +45,62 @@ fi # Check if RUN is set to "yes" in /etc/defaults/pnp4nagios if [ "x$RUN" != "xyes" ] ; then -# log_failure_msg "$NAME disabled, please adjust the configuration to your needs " -# log_failure_msg "and then set RUN to 'yes' in /etc/default/$NAME to enable it." - exit 0 + echo "$NAME has been disabled in /etc/default/pnp4nagios." + exit 0 fi set -e -running_pid() { # Check if a given process pid's cmdline matches a given name - pid=$1 - name=$2 - [ -z "$pid" ] && return 1 - [ ! -d /proc/$pid ] && return 1 - cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1` - # Is this the expected server - [ "$cmd" != "$name" ] && return 1 - return 0 +running_pid() { + pid=$1 + name=$2 + [ -z "$pid" ] && return 1 + [ ! -d /proc/$pid ] && return 1 + cmd=`cat /proc/$pid/cmdline | tr "\000" "\n" | head -n 1 | cut -d : -f 1` + # Is this the expected server + [ "$cmd" != "$name" ] && return 1 + return 0 } -running() { # Check if the process is running looking at /proc # (works for all users) - - # No pidfile, probably no daemon present - [ ! -f "$PIDFILE" ] && return 1 - pid=`cat $PIDFILE` - running_pid $pid $DAEMON || return 1 - return 0 +running() { + # No pidfile, probably no daemon present + [ ! -f "$PIDFILE" ] && return 1 + pid=`cat $PIDFILE` + running_pid $pid $DAEMON || return 1 + return 0 } -start_server() { # Start the process using the wrapper - start_daemon -p $PIDFILE $DAEMON $DAEMON_OPTS - errcode=$? - return $errcode +start_server() { + start_daemon -p $PIDFILE $DAEMON $DAEMON_OPTS + errcode=$? + return $errcode } -stop_server() { # Stop the process using the wrapper - killproc -p $PIDFILE $DAEMON - errcode=$? +stop_server() { + killproc -p $PIDFILE $DAEMON + errcode=$? return $errcode } reload_server() { - [ ! -f "$PIDFILE" ] && return 1 - pid=pidofproc $PIDFILE # This is the daemon's pid - # Send a SIGHUP - kill -1 $pid - return $? + [ ! -f "$PIDFILE" ] && return 1 + pid=pidofproc $PIDFILE # This is the daemon's pid + # Send a SIGHUP + kill -1 $pid + return $? } -force_stop() { # Force the process to die killing it manually +force_stop() { [ ! -e "$PIDFILE" ] && return if running ; then kill -15 $pid - # Is it really dead? + # Is it really dead? sleep "$DIETIME"s if running ; then kill -9 $pid @@ -116,116 +114,91 @@ force_stop() { rm -f $PIDFILE } - case "$1" in - start) - log_daemon_msg "Starting $DESC " "$NAME" - # Check if it's running first - if running ; then - log_progress_msg "apparently already running" - log_end_msg 0 - exit 0 - fi - if start_server ; then - # NOTE: Some servers might die some time after they start, - # this code will detect this issue if STARTTIME is set - # to a reasonable value - [ -n "$STARTTIME" ] && sleep $STARTTIME # Wait some time - if running ; then - # It's ok, the server started and is running - log_end_msg 0 - else - # It is not running after we did start - log_end_msg 1 - fi - else - # Either we could not start it - log_end_msg 1 - fi - ;; - stop) - log_daemon_msg "Stopping $DESC" "$NAME" - if running ; then - # Only stop the server if we see it running + start) + log_daemon_msg "Starting $DESC " "$NAME" + # Check if it's running first + if running ; then + log_progress_msg "apparently already running" + log_end_msg 0 + exit 0 + fi + if start_server ; then + # NOTE: Some servers might die some time after they start, + # this code will detect this issue if STARTTIME is set + # to a reasonable value + [ -n "$STARTTIME" ] && sleep $STARTTIME # Wait some time + if running ; then + # It's ok, the server started and is running + log_end_msg 0 + else + # It is not running after we did start + log_end_msg 1 + fi + else + # Either we could not start it + log_end_msg 1 + fi + ;; + stop) + log_daemon_msg "Stopping $DESC" "$NAME" + if running ; then + # Only stop the server if we see it running errcode=0 - stop_server || errcode=$? - log_end_msg $errcode - else - # If it's not running don't do anything - log_progress_msg "apparently not running" - log_end_msg 0 - exit 0 - fi - ;; - force-stop) - # First try to stop gracefully the program - $0 stop - if running; then - # If it's still running try to kill it more forcefully - log_daemon_msg "Stopping (force) $DESC" "$NAME" + stop_server || errcode=$? + log_end_msg $errcode + else + # If it's not running don't do anything + log_progress_msg "apparently not running" + log_end_msg 0 + exit 0 + fi + ;; + force-stop) + # First try to stop gracefully the program + $0 stop + if running; then + # If it's still running try to kill it more forcefully + log_daemon_msg "Stopping (force) $DESC" "$NAME" errcode=0 - force_stop || errcode=$? - log_end_msg $errcode - fi - ;; - restart|force-reload) - log_daemon_msg "Restarting $DESC" "$NAME" + force_stop || errcode=$? + log_end_msg $errcode + fi + ;; + restart|force-reload) + log_daemon_msg "Restarting $DESC" "$NAME" errcode=0 - stop_server || errcode=$? - # Wait some sensible amount, some server need this - [ -n "$DIETIME" ] && sleep $DIETIME - start_server || errcode=$? - [ -n "$STARTTIME" ] && sleep $STARTTIME - running || errcode=$? - log_end_msg $errcode - ;; - status) - - log_daemon_msg "Checking status of $DESC" "$NAME" - if running ; then - log_progress_msg "running" - log_end_msg 0 - else - log_progress_msg "apparently not running" - log_end_msg 1 - exit 1 - fi - ;; - # Use this if the daemon cannot reload - reload) - log_warning_msg "Reloading $NAME daemon: not implemented, as the daemon" - log_warning_msg "cannot re-read the config file (use restart)." - ;; - # And this if it cann - #reload) - # - # If the daemon can reload its config files on the fly - # for example by sending it SIGHUP, do it here. - # - # If the daemon responds to changes in its config file - # directly anyway, make this a do-nothing entry. - # - # log_daemon_msg "Reloading $DESC configuration files" "$NAME" - # if running ; then - # reload_server - # if ! running ; then - # Process died after we tried to reload - # log_progress_msg "died on reload" - # log_end_msg 1 - # exit 1 - # fi - # else - # log_progress_msg "server is not running" - # log_end_msg 1 - # exit 1 - # fi - #;; - - *) - N=/etc/init.d/$NAME - echo "Usage: $N {start|stop|force-stop|restart|force-reload|status}" >&2 - exit 1 - ;; + stop_server || errcode=$? + # Wait some sensible amount, some server need this + [ -n "$DIETIME" ] && sleep $DIETIME + start_server || errcode=$? + [ -n "$STARTTIME" ] && sleep $STARTTIME + running || errcode=$? + log_end_msg $errcode + ;; + status) + + log_daemon_msg "Checking status of $DESC" "$NAME" + if running ; then + log_progress_msg "running" + log_end_msg 0 + else + log_progress_msg "apparently not running" + log_end_msg 1 + exit 1 + fi + ;; + # Use this if the daemon cannot reload + reload) + log_warning_msg "Reloading $NAME daemon: not implemented, as the daemon" + log_warning_msg "cannot re-read the config file (use restart)." + exit 1 + ;; + *) + N=/etc/init.d/$NAME + echo "Usage: $N {start|stop|force-stop|restart|force-reload|status}" >&2 + exit 1 + ;; esac exit 0 -- 2.30.2