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Diffstat (limited to 'net/macvlan.sh')
| -rw-r--r-- | net/macvlan.sh | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/net/macvlan.sh b/net/macvlan.sh new file mode 100644 index 0000000..92bcf1f --- /dev/null +++ b/net/macvlan.sh @@ -0,0 +1,69 @@ +# 2011-09-22 Stef Simoens <stef@bgs.org> +# based on vlan.sh & tuntap.sh +# Copyright (c) 2007-2008 Roy Marples <roy@marples.name> +# All rights reserved. Released under the 2-clause BSD license. + +_ip() +{ + if [ -x /bin/ip ]; then + echo /bin/ip + else + echo /sbin/ip + fi +} + +macvlan_depend() +{ + program $(_ip) + after interface + before dhcp macchanger +} + +_is_macvlan() +{ + [ -n "$(export RC_SVCNAME="net.${IFACE}"; service_get_value macvlan)" ] +} + +_check_macvlan() +{ + if [ ! -d /sys/module/macvlan ]; then + modprobe macvlan + if [ ! -d /sys/module/macvlan ]; then + eerror "MAC-VLAN support is not present in this kernel" + return 1 + fi + fi +} + +macvlan_pre_start() +{ + # MAC-VLAN needs an existing interface to link to + local macvlan= + eval macvlan=\$macvlan_${IFVAR} + [ -z "${macvlan}" ] && return 0 + + _check_macvlan || return 1 + + # optional mode, default to "private" + local mode= + eval mode=\$mode_${IFVAR} + [ -z "${mode}" ] && mode="private" + + ebegin "Creating MAC-VLAN ${IFACE} to ${macvlan}" + e="$(ip link add link "${macvlan}" name "${IFACE}" type macvlan mode "${mode}" 2>&1 1>/dev/null)" + if [ -n "${e}" ]; then + eend 1 "${e}" + else + eend 0 && service_set_value macvlan "${macvlan}" + fi +} + + +macvlan_post_stop() +{ + _is_macvlan || return 0 + + ebegin "Removing MAC-VLAN ${IFACE}" + ip link delete "${IFACE}" type macvlan >/dev/null + eend $? +} |