79 lines
2.4 KiB
Bash
79 lines
2.4 KiB
Bash
# Copyright 2007 Roy Marples
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# All rights reserved
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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tuntap_depend() {
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before bridge interface macchanger
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}
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_config_vars="$_config_vars tunctl"
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_is_tuntap() {
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[ -n "$(export SVCNAME="net.${IFACE}"; service_get_value tuntap)" ]
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}
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tuntap_pre_start() {
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local tuntap=
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eval tuntap=\$tuntap_${IFVAR}
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[ -z "${tuntap}" ] && return 0
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if [ ! -e /dev/net/tun ]; then
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modprobe tun && sleep 1
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if [ ! -e /dev/net/tun ]; then
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eerror "TUN/TAP support is not present in this kernel"
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return 1
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fi
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fi
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ebegin "Creating Tun/Tap interface ${IFACE}"
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# Set the base metric to 1000
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metric=1000
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if type tunctl >/dev/null 2>&1; then
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local opts=
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eval opts=\$tunctl_${IFVAR}
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tunctl ${opts} -t "${IFACE}" >/dev/null
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else
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openvpn --mktun --dev-type "${tuntap}" --dev "${IFACE}" >/dev/null
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fi
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eend $? && _up && service_set_value tuntap "${tuntap}"
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}
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tuntap_post_stop() {
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_is_tuntap || return 0
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ebegin "Destroying Tun/Tap interface ${IFACE}"
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if type tunctl >/dev/null 2>&1; then
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tunctl -d "${IFACE}" >/dev/null
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else
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openvpn --rmtun \
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--dev-type "$(service_get_value tuntap)" \
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--dev "${IFACE}" >/dev/null
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fi
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eend $?
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}
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# vim: set ts=4 :
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