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tinc
rctinc.sh
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File rctinc.sh of Package tinc
#!/bin/sh # # openSUSE system startup script for tinc daemon # Copyright (C) 1995--2005 Kurt Garloff, SUSE / Novell Inc. # Copyright (C) 2009--2011 Julian Bäume <julian@svg4all.de>. # # This library is free software; you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as published by # the Free Software Foundation; either version 2.1 of the License, or (at # your option) any later version. # # This library is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the Free Software # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. # # /etc/init.d/tinc # and its symbolic link # /usr/sbin/rctinc # # startup script for tinc daemon # # LSB compatible service control script; see http://www.linuxbase.org/spec/ # # Note: This template uses functions rc_XXX defined in /etc/rc.status on # UnitedLinux/SUSE/Novell based Linux distributions. If you want to base your # script on this template and ensure that it works on non UL based LSB # compliant Linux distributions, you either have to provide the rc.status # functions from UL or change the script to work without them. # See skeleton.compat for a template that works with other distros as well. # ### BEGIN INIT INFO # Provides: tinc # Required-Start: $syslog $remote_fs $network $named # Should-Start: $time # Required-Stop: $syslog $remote_fs # Should-Stop: $time # Default-Start: 3 5 # Default-Stop: 0 1 2 6 # Short-Description: Run a defined number of tinc daemons # Description: Run a defined number of tinc daemons # Define the network names in the tinc sysconfig # file and create all files needed by tinc in # /etc/tinc/ ### END INIT INFO # Check for missing binaries (stale symlinks should not happen) # Note: Special treatment of stop for LSB conformance TINCD_BIN=/usr/sbin/tincd test -x $TINCD_BIN || { echo "$TINCD_BIN not installed"; if [ "$1" = "stop" ]; then exit 0; else exit 5; fi; } # Check for existence of needed config file and read it TINC_CONFIG=/etc/sysconfig/tinc test -r $TINC_CONFIG || { echo "$TINC_CONFIG not existing"; if [ "$1" = "stop" ]; then exit 0; else exit 6; fi; } # Read config . $TINC_CONFIG ## check for symlinks that contain a single network ## this provides more control similar to net.* init-scripts in gentoo ## you can create symlinks of this file ending with tinc.$NETWORK to start $NETWORK only ## example: ln -s /etc/init.d/tinc /etc/init.d/tinc.myVPN && /etc/init.d/tinc.myVPN start to start myVPN only SINGLE_NETWORK=`echo $0 | egrep "tinc\." | sed "s/.*tinc.//"` [ ! -z "$SINGLE_NETWORK" ] && TINC_NETWORKS=$SINGLE_NETWORK ## check for a command-line variable NETWORKS after the command (i.e. position 2) ## and override $TINC_NETWORKS set earlier ## this variable must be a space-separated list ## example: /etc/init.d/tinc restart NETWORKS="myVPN1 myVPN2" CLI_NETWORKS=`echo $2 | egrep "^NETWORKS=" | sed "s/^NETWORKS=//"` [ ! -z "$CLI_NETWORKS" ] && TINC_NETWORKS=$CLI_NETWORKS # check if at least one network is configured [ -z "$TINC_NETWORKS" ] && echo "no network configured, see /etc/sysconfig/tinc" && exit 6 # Shell functions sourced from /etc/rc.status: # rc_check check and set local and overall rc status # rc_status check and set local and overall rc status # rc_status -v be verbose in local rc status and clear it afterwards # rc_status -v -r ditto and clear both the local and overall rc status # rc_status -s display "skipped" and exit with status 3 # rc_status -u display "unused" and exit with status 3 # rc_failed set local and overall rc status to failed # rc_failed <num> set local and overall rc status to <num> # rc_reset clear both the local and overall rc status # rc_exit exit appropriate to overall rc status # rc_active checks whether a service is activated by symlinks . /etc/rc.status # Reset status of this service rc_reset # Return values acc. to LSB for all commands but status: # 0 - success # 1 - generic or unspecified error # 2 - invalid or excess argument(s) # 3 - unimplemented feature (e.g. "reload") # 4 - user had insufficient privileges # 5 - program is not installed # 6 - program is not configured # 7 - program is not running # 8--199 - reserved (8--99 LSB, 100--149 distrib, 150--199 appl) # # Note that starting an already running service, stopping # or restarting a not-running service as well as the restart # with force-reload (in case signaling is not supported) are # considered a success. case "$1" in start) /sbin/modprobe tun &>/dev/null echo -n "Starting tinc networks:" for n in $TINC_NETWORKS; do if [ ! -f /etc/tinc/"$n"/tinc.conf ]; then echo "/etc/tinc/$n/tinc.conf not existing, won't start network $n" rc_failed 6 else echo -n " $n" $TINCD_BIN --net="$n" --logfile=/var/log/tinc.$n.log --pidfile=/var/run/tinc.$n.pid fi done # Remember status and be verbose rc_status -v ;; stop) echo -n "Shutting down tind networks:" for n in $TINC_NETWORKS; do if [ -f /var/run/tinc."$n".pid ]; then echo -n " $n" $TINCD_BIN -n $n -k fi done # Remember status and be verbose rc_status -v ;; try-restart|condrestart) ## Do a restart only if the service was active before. ## Note: try-restart is now part of LSB (as of 1.9). ## RH has a similar command named condrestart. if test "$1" = "condrestart"; then echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}" fi $0 status if test $? = 0; then $0 restart else rc_reset # Not running is not a failure. fi # Remember status and be quiet rc_status ;; restart) ## Stop the service and regardless of whether it was ## running or not, start it again. $0 stop NETWORKS="$TINC_NETWORKS" # wait some time to finish shutdown sleep 1 $0 start NETWORKS="$TINC_NETWORKS" # Remember status and be quiet rc_status ;; force-reload) ## Signal the daemon to reload its config echo -n "Reload config for tinc networks:" for n in $TINC_NETWORKS; do if [ -f /var/run/tinc."$n".pid ]; then echo -n " $n" $TINCD_BIN -n $n -kHUP touch /var/run/tinc."$n".pid fi done # Remember status and be verbose rc_status -v ;; reload) ## Like force-reload, but if daemon does not support ## signaling, do nothing (!) echo -n "Reload config for tinc networks " for n in $TINC_NETWORKS; do if [ -f /var/run/tinc."$n".pid ]; then echo -n "$n. " $TINCD_BIN -n $n -kHUP touch /var/run/tinc."$n".pid fi done # Remember status and be verbose rc_status -v ;; status) echo -n "Checking for running tinc networks:" # Return value is slightly different for the status command: # 0 - service up and running # 1 - service dead, but /var/run/ pid file exists # 2 - service dead, but /var/lock/ lock file exists # 3 - service not running (unused) # 4 - service status unknown :-( # 5--199 reserved (5--99 LSB, 100--149 distro, 150--199 appl.) for n in $TINC_NETWORKS; do if [ -f /var/run/tinc."$n".pid ]; then echo -n " $n" else NOT_RUNNING="$NOT_RUNNING $n" fi done [ ! -z "$NOT_RUNNING" ] && echo && echo -n "Not running tinc networks: $NOT_RUNNING" && rc_failed 4 [ -z "$NOT_RUNNING" ] && rc_failed 0 # NOTE: rc_status knows that we called this init script with # "status" option and adapts its messages accordingly. rc_status -v ;; probe) ## Optional: Probe for the necessity of a reload, print out the ## argument to this init script which is required for a reload. ## Note: probe is not (yet) part of LSB (as of 1.9) for n in $TINC_NETWORKS; do if [ /etc/tinc/"$n"/tinc.conf -nt /var/run/tinc."$n".pid ]; then echo "$n reload" else echo "$n none" fi done ;; *) echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}" exit 1 ;; esac rc_exit
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