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124 lines
3.3 KiB
124 lines
3.3 KiB
#!/bin/sh |
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### BEGIN INIT INFO |
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# Provides: f2b |
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# Required-Start: $remote_fs $syslog |
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# Required-Stop: $remote_fs $syslog |
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# Default-Start: 2 3 4 5 |
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# Default-Stop: 0 1 6 |
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# Short-Description: lightweight blocker of network attacks |
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# Description: lightweight blocker of network attacks |
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### END INIT INFO |
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# Author: Alex 'AdUser' Z <ad_user@runbox.com> |
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# Do NOT "set -e" |
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# PATH should only include /usr/* if it runs after the mountnfs.sh script |
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PATH=/sbin:/usr/sbin:/bin:/usr/bin |
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DESC="lightweight blocker of network attacks" |
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NAME=f2b |
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DAEMON=/usr/sbin/$NAME |
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DAEMON_ARGS="-d" |
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PIDFILE=/var/run/$NAME.pid |
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SCRIPTNAME=/etc/init.d/$NAME |
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# Exit if the package is not installed |
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[ -x "$DAEMON" ] || exit 0 |
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# Read configuration variable file if it is present |
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[ -r /etc/default/$NAME ] && . /etc/default/$NAME |
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# Load the VERBOSE setting and other rcS variables |
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. /lib/init/vars.sh |
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# Define LSB log_* functions. |
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# Depend on lsb-base (>= 3.2-14) to ensure that this file is present |
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# and status_of_proc is working. |
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. /lib/lsb/init-functions |
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# Function that starts the daemon/service |
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do_start() |
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{ |
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# Return |
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# 0 if daemon has been started |
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# 1 if daemon was already running |
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# 2 if daemon could not be started |
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start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ |
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|| return 1 |
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start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \ |
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$DAEMON_ARGS \ |
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|| return 2 |
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# Add code here, if necessary, that waits for the process to be ready |
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# to handle requests from services started subsequently which depend |
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# on this one. As a last resort, sleep for some time. |
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} |
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# Function that stops the daemon/service |
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do_stop() |
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{ |
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# Return |
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# 0 if daemon has been stopped |
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# 1 if daemon was already stopped |
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# 2 if daemon could not be stopped |
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# other if a failure occurred |
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start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME |
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RETVAL="$?" |
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[ "$RETVAL" = 2 ] && return 2 |
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# Wait for children to finish too if this is a daemon that forks |
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# and if the daemon is only ever run from this initscript. |
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# If the above conditions are not satisfied then add some other code |
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# that waits for the process to drop all resources that could be |
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# needed by services started subsequently. A last resort is to |
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# sleep for some time. |
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start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON |
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[ "$?" = 2 ] && return 2 |
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# Many daemons don't delete their pidfiles when they exit. |
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rm -f $PIDFILE |
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return "$RETVAL" |
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} |
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case "$1" in |
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start) |
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[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME" |
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do_start |
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case "$?" in |
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
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esac |
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;; |
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stop) |
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[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME" |
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do_stop |
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case "$?" in |
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;; |
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;; |
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esac |
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;; |
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status) |
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status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $? |
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;; |
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restart|force-reload) |
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log_daemon_msg "Restarting $DESC" "$NAME" |
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do_stop |
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case "$?" in |
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0|1) |
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do_start |
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case "$?" in |
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0) log_end_msg 0 ;; |
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1) log_end_msg 1 ;; # Old process is still running |
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*) log_end_msg 1 ;; # Failed to start |
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esac |
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;; |
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*) |
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# Failed to stop |
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log_end_msg 1 |
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;; |
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esac |
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;; |
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*) |
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echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2 |
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exit 3 |
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;; |
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esac |
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:
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