| #!/bin/sh |
| ### BEGIN INIT INFO |
| # Provides: osmocom-tcpdump |
| # Required-Start: $remote_fs $network |
| # Should-Start: udev |
| # Required-Stop: $remote_fs $network |
| # Default-Start: 2 3 4 5 |
| # Default-Stop: 0 1 6 |
| ### END INIT INFO |
| |
| # Do NOT "set -e" |
| |
| # PATH should only include /usr/* if it runs after the mountnfs.sh script |
| PATH=/sbin:/usr/sbin:/bin:/usr/bin |
| DESC="Osmocom traffic capture" |
| NAME="tcpdump" |
| DAEMON=/usr/sbin/$NAME |
| PIDFILE=/var/run/osmocom-tcpdump-$NAME.pid |
| SCRIPTNAME=/etc/init.d/osmocom-tcpdump |
| |
| |
| CAPTURE_ENABLED="0" |
| CAPTURE_LIMIT="8" |
| CAPTURE_SIZE="1" |
| CAPTURE_BASENAME="/tmp/tcpdump-capture-" |
| CAPTURE_COMPRESS="-z /usr/sbin/tcpdump-compress" |
| |
| if [ -e /etc/default/osmocom-tcpdump ]; then |
| . /etc/default/osmocom-tcpdump |
| fi |
| |
| |
| CAPTURE_OPTIONS="-pi $CAPTURE_DEVICE -s0 -w $CAPTURE_BASENAME -C $CAPTURE_SIZE -W $CAPTURE_LIMIT $CAPTURE_COMPRESS" |
| |
| # |
| # Function that starts the daemon/service |
| # |
| do_start() |
| { |
| # Return |
| # 0 if daemon has been started |
| # 1 if daemon was already running |
| # 2 if daemon could not be started |
| if [ -z "$CAPTURE_DEVICE" -o -z "$CAPTURE_FILTER" ]; then |
| echo "Unable to start $DESC" "$NAME" "(unconfigured)" |
| exit 2 |
| fi |
| if [ "$CAPTURE_ENABLED" != "1" ]; then |
| echo "Not starting $DESC" "$NAME" "(disabled)" |
| exit 0 |
| fi |
| #start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \ |
| # || return 1 |
| echo "Starting $DESC" "$NAME" |
| start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON \ |
| --background --make-pidfile -- $CAPTURE_OPTIONS $CAPTURE_FILTER \ |
| || return 2 |
| } |
| |
| # |
| # 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 |
| echo "Stopping $DESC" "$NAME" |
| start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME |
| RETVAL="$?" |
| [ "$RETVAL" = 2 ] && return 2 |
| # Many daemons don't delete their pidfiles when they exit. |
| rm -f $PIDFILE |
| return "$RETVAL" |
| } |
| |
| case "$1" in |
| start) |
| do_start |
| exit $? |
| ;; |
| stop) |
| do_stop |
| exit $? |
| ;; |
| restart) |
| # |
| # If the "reload" option is implemented then remove the |
| # 'force-reload' alias |
| # |
| do_stop |
| case "$?" in |
| 0|1) |
| do_start |
| exit $? |
| ;; |
| *) |
| # Failed to stop |
| exit 1 |
| ;; |
| esac |
| ;; |
| *) |
| echo "Usage: $SCRIPTNAME {start|stop|restart}" >&2 |
| exit 3 |
| ;; |
| esac |
| |
| : |