index a5e8887815b9c8ad13242bf7ce13e7cedc7d7b06..f18b994c316fbf57250db7ec0cd0ebd4a668fa30 100755 (executable)
# the values in a variety of ways.
### END INIT INFO
-set -e
+. /lib/lsb/init-functions
export PATH=/sbin:/bin:/usr/sbin:/usr/bin
USE_COLLECTDMON=1
COLLECTDMON_DAEMON=/usr/sbin/collectdmon
-COLLECTDMON_PIDFILE=/var/run/collectdmon.pid
MAXWAIT=30
. /etc/default/$NAME
fi
-if test "$DISABLE" != 0 -a "$1" == "start"; then
- echo "$NAME has been disabled - see /etc/default/$NAME."
- exit 0
-fi
-
-if test ! -e "$CONFIGFILE" -a "$1" == "start"; then
- echo "Not starting $NAME - no configuration ($CONFIGFILE) found."
- exit 0
-fi
-
if test "$ENABLE_COREFILES" == 1; then
ulimit -c unlimited
fi
-if test "$USE_COLLECTDMON" == 1; then
- _PIDFILE="$COLLECTDMON_PIDFILE"
-else
- _PIDFILE="$PIDFILE"
-fi
-
+# return:
+# 0 if config is fine
+# 1 if there is a syntax error
+# 2 if there is no configuration
check_config() {
+ if test ! -e "$CONFIGFILE"; then
+ return 2
+ fi
if ! $DAEMON -t -C "$CONFIGFILE"; then
- if test -n "$1"; then
- echo "$1" >&2
- fi
- exit 1
+ return 1
fi
+ return 0
}
+# return:
+# 0 if the daemon has been started
+# 1 if the daemon was already running
+# 2 if the daemon could not be started
+# 3 if the daemon was not supposed to be started
d_start() {
if test "$DISABLE" != 0; then
# we get here during restart
- echo -n " - disabled by /etc/default/$NAME"
- return 0
+ log_progress_msg "disabled by /etc/default/$NAME"
+ return 3
fi
if test ! -e "$CONFIGFILE"; then
# we get here during restart
- echo -n " - no configuration ($CONFIGFILE) found."
- return 0
+ log_progress_msg "disabled, no configuration ($CONFIGFILE) found"
+ return 3
fi
check_config
+ rc="$?"
+ if test "$rc" -ne 0; then
+ log_progress_msg "not starting, configuration error"
+ return 2
+ fi
if test "$USE_COLLECTDMON" == 1; then
- start-stop-daemon --start --quiet --oknodo --pidfile "$_PIDFILE" \
- --exec $COLLECTDMON_DAEMON -- -P "$_PIDFILE" -- -C "$CONFIGFILE"
+ start-stop-daemon --start --quiet --oknodo --pidfile "$PIDFILE" \
+ --exec $COLLECTDMON_DAEMON -- -P "$PIDFILE" -- -C "$CONFIGFILE" \
+ || return 2
else
- start-stop-daemon --start --quiet --oknodo --pidfile "$_PIDFILE" \
- --exec $DAEMON -- -C "$CONFIGFILE" -P "$_PIDFILE"
+ start-stop-daemon --start --quiet --oknodo --pidfile "$PIDFILE" \
+ --exec $DAEMON -- -C "$CONFIGFILE" -P "$PIDFILE" \
+ || return 2
fi
+ return 0
}
still_running_warning="
In large setups it might take some time to write all pending data to
the disk. You can adjust the waiting time in /etc/default/collectd."
+# return:
+# 0 if the daemon has been stopped
+# 1 if the daemon was already stopped
+# 2 if daemon could not be stopped
d_stop() {
- PID=$( cat "$_PIDFILE" 2> /dev/null ) || true
+ PID=$( cat "$PIDFILE" 2> /dev/null ) || true
+
+ start-stop-daemon --stop --quiet --oknodo --pidfile "$PIDFILE"
+ rc="$?"
- start-stop-daemon --stop --quiet --oknodo --pidfile "$_PIDFILE"
+ if test "$rc" -eq 2; then
+ return 2
+ fi
sleep 1
if test -n "$PID" && kill -0 $PID 2> /dev/null; then
echo -n " ."
if test $i -gt $MAXWAIT; then
- echo "$still_running_warning" >&2
- return 1
+ log_progress_msg "$still_running_warning"
+ return 2
fi
sleep 2
done
- return 0
+ return "$rc"
fi
-}
-
-d_status() {
- PID=$( cat "$_PIDFILE" 2> /dev/null ) || true
-
- if test -n "$PID" && kill -0 $PID 2> /dev/null; then
- echo "collectd ($PID) is running."
- exit 0
- else
- PID=$( pidof collectd ) || true
-
- if test -n "$PID"; then
- echo "collectd ($PID) is running."
- exit 0
- else
- if test -f "$_PIDFILE"; then
- echo "collectd is stopped but PID file exists."
- exit 1
- fi
- echo "collectd is stopped."
- exit 3
- fi
- fi
- echo "status of collectd unknown."
- exit 4
+ return "$rc"
}
case "$1" in
start)
- echo -n "Starting $DESC: $NAME"
+ log_daemon_msg "Starting $DESC" "$NAME"
d_start
- echo "."
+ case "$?" in
+ 0|1) log_end_msg 0 ;;
+ 2) log_end_msg 1 ;;
+ 3) log_end_msg 255; true ;;
+ *) log_end_msg 1 ;;
+ esac
;;
stop)
- echo -n "Stopping $DESC: $NAME"
+ log_daemon_msg "Stopping $DESC" "$NAME"
d_stop
- echo "."
+ case "$?" in
+ 0|1) log_end_msg 0 ;;
+ 2) log_end_msg 1 ;;
+ esac
;;
status)
- d_status
+ status_of_proc -p "$PIDFILE" "$DAEMON" "$NAME" && exit 0 || exit $?
;;
restart|force-reload)
- echo -n "Restarting $DESC: $NAME"
- check_config "Not restarting collectd."
+ log_daemon_msg "Restarting $DESC" "$NAME"
+ check_config
+ rc="$?"
+ if test "$rc" -eq 1; then
+ log_progress_msg "not restarting, configuration error"
+ log_end_msg 1
+ exit 1
+ fi
d_stop
- sleep 1
- d_start
- echo "."
+ rc="$?"
+ case "$rc" in
+ 0|1)
+ sleep 1
+ d_start
+ rc2="$?"
+ case "$rc2" in
+ 0|1) log_end_msg 0 ;;
+ 2) log_end_msg 1 ;;
+ 3) log_end_msg 255; true ;;
+ *) log_end_msg 1 ;;
+ esac
+ ;;
+ *)
+ log_end_msg 1
+ ;;
+ esac
;;
*)
echo "Usage: $0 {start|stop|restart|force-reload|status}" >&2
- exit 1
+ exit 3
;;
esac
-exit 0
-
# vim: syntax=sh noexpandtab sw=4 ts=4 :