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75 lines
1.7 KiB
Bash
75 lines
1.7 KiB
Bash
# Copyright (c) 2016 Victory Ejevika <ki@bakka.su>
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# Released under the 2-clause BSD license.
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# Based on TUN/TAP module by Roy Marples <roy@marples.name>
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tayga_depend()
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{
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before bridge interface macchanger
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program tayga
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}
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_config_vars="$_config_vars"
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_is_tayga()
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{
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[ -n "$(RC_SVCNAME="net.${IFACE}"; export RC_SVCNAME ; service_get_value tayga)" ]
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}
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tayga_pre_start()
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{
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local rc=
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# ALL interfaces run pre_start blocks, not just those with something
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# assigned, so we must check if we need to run on this interface before we
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# do so.
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local tayga
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eval tayga=\$tayga_${IFVAR}
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test "${tayga}" = 'true' || return 0
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if [ ! -e /dev/net/tun ]; then
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if ! modprobe 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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vebegin "Waiting for /dev/net/tun"
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# /dev/net/tun can take its time to appear
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local timeout=10
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while [ ! -e /dev/net/tun -a ${timeout} -gt 0 ]; do
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sleep 1
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: $(( timeout -= 1 ))
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done
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if [ ! -e /dev/net/tun ]; then
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eerror "TUN/TAP support present but /dev/net/tun is not"
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return 1
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fi
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veend 0
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fi
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ebegin "Creating nat64 interface ${IFACE}"
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local t_opts=
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eval t_opts=\$tayga_opts_${IFVAR}
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if type tayga >/dev/null 2>&1; then
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tayga --mktun ${t_opts} #add dev "${IFACE}"
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rc=$?
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else
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eerror "TAYGA is not found, please install it, or add to your PATH"
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rc=1
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fi
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eend $rc && _up && service_set_value tayga "${tayga}"
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}
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tayga_post_stop()
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{
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_is_tayga || return 0
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ebegin "Destroying nat64 interface ${IFACE}"
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if type tayga > /dev/null 2>&1; then
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tayga --rmtun
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else
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eerror "TAYGA is not found, please install it, or add to your PATH"
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rc=1
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fi
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eend $?
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}
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