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|
#! /bin/sh
#
# Init script for virtlogd
#
# (c) 2015 Guido Guenther <agx@sigxcpu.org>
# based on the skeletons that comes with dh_make
#
### BEGIN INIT INFO
# Provides: virtlogd
# Required-Start: $local_fs $remote_fs $syslog
# Required-Stop: $local_fs $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Libvirt logging daemon
### END INIT INFO
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
export PATH
NAME=virtlogd
DESC="libvirt logging daemon"
DAEMON=/usr/sbin/$NAME
INITSCRIPT=/etc/init.d/$NAME
DEFAULTFILE=/etc/default/$NAME
PIDFILE=/var/run/$NAME.pid
test -x $DAEMON || exit 0
. /lib/lsb/init-functions
DODTIME=1 # Time to wait for the server to die, in seconds
# Include defaults if available
if [ -f $DEFAULTFILE ] ; then
. $DEFAULTFILE
fi
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 child?
[ "$cmd" != "$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
# Obtain the pid and check it against the binary name
pid=`cat $PIDFILE`
running_pid $pid $DAEMON || return 1
return 0
}
force_stop() {
# Forcefully kill the process
[ ! -f "$PIDFILE" ] && return
if running ; then
kill -15 $pid
# Is it really dead?
[ -n "$DODTIME" ] && sleep "$DODTIME"s
if running ; then
kill -9 $pid
[ -n "$DODTIME" ] && sleep "$DODTIME"s
if running ; then
echo "Cannot kill $LABEL (pid=$pid)!"
exit 1
fi
fi
fi
rm -f $PIDFILE
return 0
}
case "$1" in
start)
log_daemon_msg "Starting $DESC" "$NAME"
if running ; then
log_progress_msg "already running"
log_end_msg 0
exit 0
fi
rm -f $PIDFILE
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--exec $DAEMON -- -d $VIRTLOGD_ARGS
if running; then
log_end_msg 0
else
log_end_msg 1
fi
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
if ! running ; then
log_progress_msg "not running"
log_end_msg 0
exit 0
fi
start-stop-daemon --stop --quiet --pidfile $PIDFILE \
--exec $DAEMON
log_end_msg 0
;;
force-stop)
log_daemon_msg "Forcefully stopping $DESC" "$NAME"
force_stop
if ! running; then
log_end_msg 0
else
log_end_msg 1
fi
;;
restart)
log_daemon_msg "Restarting $DESC" "$DAEMON"
start-stop-daemon --oknodo --stop --quiet --pidfile $PIDFILE \
--exec $DAEMON
[ -n "$DODTIME" ] && sleep $DODTIME
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--exec $DAEMON -- -d $VIRTLOGD_ARGS
if running; then
log_end_msg 0
else
log_end_msg 1
fi
;;
reload|force-reload)
if running; then
log_daemon_msg "Reloading configuration of $DESC" "$NAME"
start-stop-daemon --stop --signal 1 --quiet \
--pidfile $PIDFILE --exec $DAEMON
log_end_msg 0
else
log_warning_msg "$NAME not running, doing nothing."
fi
;;
status)
log_daemon_msg "Checking status of $DESC" "$NAME"
if running ; then
log_progress_msg "running"
log_end_msg 0
else
log_progress_msg "not running"
log_end_msg 1
if [ -f "$PIDFILE" ] ; then
exit 1
else
exit 3
fi
fi
;;
*)
echo "Usage: $INITSCRIPT {start|stop|restart|reload|force-reload|status|force-stop}" >&2
exit 1
;;
esac
exit 0
|
