openrc/net.Linux/tuntap.sh

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# Copyright 2004-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
tuntap_depend() {
before bridge interface macchanger
}
_config_vars="$_config_vars tunctl"
_is_tuntap() {
[ -n "$(get_options tuntap "${SVCNAME}")" ]
}
tuntap_pre_start() {
local tuntap=
eval tuntap=\$tuntap_${IFVAR}
[ -z "${tuntap}" ] && return 0
if [ ! -a /dev/net/tun ] ; then
modprobe tun && sleep 1
if [ ! -a /dev/net/tun ] ; then
eerror "TUN/TAP support is not present in this kernel"
return 1
fi
fi
ebegin "Creating Tun/Tap interface ${IFACE}"
# Set the base metric to 1000
metric=1000
if [ -x /usr/sbin/openvpn ] ; then
openvpn --mktun --dev-type "${tuntap}" --dev "${IFACE}" > /dev/null
else
local opts=
eval opts=\$tunctl_${IFVAR}
tunctl ${opts} -t "${IFACE}" >/dev/null
fi
eend $? && save_options tuntap "${tuntap}"
}
tuntap_post_stop() {
_is_tuntap || return 0
ebegin "Destroying Tun/Tap interface ${IFACE}"
if [ -x /usr/sbin/openvpn ] ; then
openvpn --rmtun \
--dev-type "$(get_options tuntap)" \
--dev "${IFACE}" > /dev/null
else
tunctl -d "${IFACE}" >/dev/null
fi
eend $?
}
# vim: set ts=4 :