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505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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#!/bin/sh
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#
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# This is an example of a Mandos client network hook.  This hook
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# brings up an OpenVPN interface as specified in a separate
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# configuration file.  To be used, this file and any needed
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# configuration file(s) should be copied into the
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# /etc/mandos/network-hooks.d directory.
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# 
923 by Teddy Hogeborn
Update copyright year to 2018
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# Copyright © 2012-2018 Teddy Hogeborn
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# Copyright © 2012-2018 Björn Påhlsson
549 by teddy at recompile
* Makefile (install-server): Add intro(8mandos) man page.
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# 
505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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# Copying and distribution of this file, with or without modification,
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# are permitted in any medium without royalty provided the copyright
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# notice and this notice are preserved.  This file is offered as-is,
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# without any warranty.
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set -e
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505.3.26 by teddy at bsnet
* network-hooks.d/openvpn: Tolerate relative MANDOSNETHOOKDIR path.
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CONFIG="openvpn.conf"
505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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# Extract the "dev" setting from the config file
535.1.9 by teddy at recompile
* network-hooks.s/bridge: Don't use interface names directly; search
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VPNDEVICE=`sed -n -e 's/[[:space:]]#.*//' \
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    -e 's/^[[:space:]]*dev[[:space:]]\+//p' \
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    "$MANDOSNETHOOKDIR/$CONFIG"`
505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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PIDFILE=/run/openvpn-mandos.pid
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# Exit if no device set in config
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if [ -z "$VPNDEVICE" ]; then
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    exit
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fi
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# Exit if DEVICE is set and it doesn't match the VPN interface
594.1.4 by Teddy Hogeborn
* plugins.d/mandos-client.c (get_flags): Don't clobber errno.
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if [ -n "$DEVICE" ]; then
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    case "$DEVICE" in
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	*,"$VPNDEVICE"*|"$VPNDEVICE"*) :;;
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	*) exit;;
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    esac
505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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fi
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openvpn=/usr/sbin/openvpn
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563 by Teddy Hogeborn
* network-hooks.d/bridge: Move "start" and "stop" commands to separate
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do_start(){
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    "$openvpn" --cd "$MANDOSNETHOOKDIR" --daemon 'openvpn(Mandos)' \
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	--writepid "$PIDFILE" --config "$CONFIG"
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     sleep "$DELAY"
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}
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do_stop(){
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    PID="`cat \"$PIDFILE\"`"
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    if [ "$PID" -gt 0 ]; then
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	kill "$PID"
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    fi
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}
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case "${MODE:-$1}" in
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    start|stop)
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	do_"${MODE:-$1}"
505.3.25 by Teddy Hogeborn
Added sample OpenVPN network hook.
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	;;
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    files)
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	echo "$openvpn"
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	;;
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    modules)
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	echo tun
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	;;
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esac