diff --git a/etc/init.d/.gitignore b/etc/init.d/.gitignore index 73304bc2cd4a..8da53039362b 100644 --- a/etc/init.d/.gitignore +++ b/etc/init.d/.gitignore @@ -1 +1,2 @@ zfs +zed diff --git a/etc/init.d/Makefile.am b/etc/init.d/Makefile.am index 72093484c477..2d89d25beb5a 100644 --- a/etc/init.d/Makefile.am +++ b/etc/init.d/Makefile.am @@ -1,5 +1,7 @@ initdir = $(DEFAULT_INIT_DIR) init_SCRIPTS = zfs +zeddir = $(DEFAULT_INIT_DIR) +zed_SCRIPTS = zed EXTRA_DIST = \ $(top_srcdir)/etc/init.d/zfs.fedora.in \ @@ -17,5 +19,14 @@ $(init_SCRIPTS): -e 's,@initdir\@,$(initdir),g' \ '$@.$(DEFAULT_INIT_SCRIPT).in' >'$@' +$(zed_SCRIPTS): + -$(SED) -e 's,@bindir\@,$(bindir),g' \ + -e 's,@sbindir\@,$(sbindir),g' \ + -e 's,@udevdir\@,$(udevdir),g' \ + -e 's,@udevruledir\@,$(udevruledir),g' \ + -e 's,@sysconfdir\@,$(sysconfdir),g' \ + -e 's,@initdir\@,$(initdir),g' \ + '$@.in' >'$@' + distclean-local:: - -$(RM) $(init_SCRIPTS) + -$(RM) $(init_SCRIPTS) $(zed_SCRIPTS) diff --git a/etc/init.d/zed.in b/etc/init.d/zed.in new file mode 100755 index 000000000000..cea3bab11916 --- /dev/null +++ b/etc/init.d/zed.in @@ -0,0 +1,150 @@ +#!/bin/sh + +### BEGIN INIT INFO +# Provides: zed zeventd +# Required-Start: zfs +# Required-Stop: zfs +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: ZFS Event Daemon +# Description: zed monitors ZFS events. When a zevent is posted, zed +# will run any scripts that have been enabled for the +# corresponding zevent class. +### END INIT INFO + +# Author: Turbo Fredriksson + +PATH=/sbin:/usr/sbin:/bin:/usr/bin +DESC="ZFS Event Daemon" +NAME=zed +DAEMON=@sbindir@/$NAME +DAEMON_ARGS="" +PIDFILE=/var/run/$NAME.pid +SCRIPTNAME=/etc/init.d/$NAME + +# Exit if the package is not installed +[ -x "$DAEMON" ] || exit 0 + +# Read configuration variable file if it is present +[ -r /etc/default/$NAME ] && . /etc/default/$NAME + +# Load the VERBOSE setting and other rcS variables +. /lib/init/vars.sh + +# Define LSB log_* functions. +# Depend on lsb-base (>= 3.2-14) to ensure that this file is present +# and status_of_proc is working. +. /lib/lsb/init-functions + +# +# Function that starts the daemon/service +# +do_start() +{ + # Return + # 0 if daemon has been started + # 1 if daemon was already running + # 2 if daemon could not be started + start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ + || return 1 + start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \ + $DAEMON_ARGS \ + || return 2 + # Add code here, if necessary, that waits for the process to be ready + # to handle requests from services started subsequently which depend + # on this one. As a last resort, sleep for some time. +} + +# +# Function that stops the daemon/service +# +do_stop() +{ + # Return + # 0 if daemon has been stopped + # 1 if daemon was already stopped + # 2 if daemon could not be stopped + # other if a failure occurred + start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME + RETVAL="$?" + [ "$RETVAL" = 2 ] && return 2 + # Wait for children to finish too if this is a daemon that forks + # and if the daemon is only ever run from this initscript. + # If the above conditions are not satisfied then add some other code + # that waits for the process to drop all resources that could be + # needed by services started subsequently. A last resort is to + # sleep for some time. + start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON + [ "$?" = 2 ] && return 2 + # Many daemons don't delete their pidfiles when they exit. + rm -f $PIDFILE + return "$RETVAL" +} + +# +# Function that sends a SIGHUP to the daemon/service +# +do_reload() { + # + # If the daemon can reload its configuration without + # restarting (for example, when it is sent a SIGHUP), + # then implement that here. + # + start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME + return 0 +} + +case "$1" in + start) + [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" + do_start + case "$?" in + 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; + 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; + esac + ;; + stop) + [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" + do_stop + case "$?" in + 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; + 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; + esac + ;; + status) + status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $? + ;; + reload) + log_daemon_msg "Reloading $DESC" "$NAME" + do_reload + log_end_msg $? + ;; + restart) + # + # If the "reload" option is implemented then remove the + # 'force-reload' alias + # + log_daemon_msg "Restarting $DESC" "$NAME" + do_stop + case "$?" in + 0|1) + do_start + case "$?" in + 0) log_end_msg 0 ;; + 1) log_end_msg 1 ;; # Old process is still running + *) log_end_msg 1 ;; # Failed to start + esac + ;; + *) + # Failed to stop + log_end_msg 1 + ;; + esac + ;; + *) + echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload}" >&2 + exit 3 + ;; +esac + +: