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# Copyright 2007-2008 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.
tuntap_depend()
{
before bridge interface macchanger
}
_config_vars="$_config_vars tunctl"
_is_tuntap()
{
[ -n "$(export SVCNAME="net.${IFACE}"; service_get_value tuntap)" ]
}
tuntap_pre_start()
{
local tuntap=
eval tuntap=\$tuntap_${IFVAR}
[ -z "${tuntap}" ] && return 0
if [ ! -e /dev/net/tun ]; then
if ! modprobe tun; then
eerror "TUN/TAP support is not present in this kernel"
return 1
fi
fi
ebegin "Creating Tun/Tap interface ${IFACE}"
# Set the base metric to 1000
metric=1000
if type tunctl >/dev/null 2>&1; then
local opts=
eval opts=\$tunctl_${IFVAR}
tunctl ${opts} -t "${IFACE}" >/dev/null
else
openvpn --mktun --dev-type "${tuntap}" --dev "${IFACE}" >/dev/null
fi
eend $? && _up && service_set_value tuntap "${tuntap}"
}
tuntap_post_stop()
{
_is_tuntap || return 0
ebegin "Destroying Tun/Tap interface ${IFACE}"
if type tunctl >/dev/null 2>&1; then
tunctl -d "${IFACE}" >/dev/null
else
openvpn --rmtun \
--dev-type "$(service_get_value tuntap)" \
--dev "${IFACE}" >/dev/null
fi
eend $?
}
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