udev: Accept MAC addresses for PARENT_DEV

This allows us to create VLAN interfaces even when the
name of the parent interface might vary.

This patch also appends the VLAN tag to interfaces
when the zone is in bridge mode.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
This commit is contained in:
Florian Bührle
2019-05-08 11:43:11 +01:00
committed by Michael Tremer
parent d2b54a312f
commit a494174979

View File

@@ -23,40 +23,51 @@
[ -n "${INTERFACE}" ] || exit 2
CONFIG_FILE="/var/ipfire/ethernet/vlans"
VLAN_CONFIG_FILE="/var/ipfire/ethernet/vlans"
MAIN_CONFIG_FILE="/var/ipfire/ethernet/settings"
# Skip immediately if no configuration file has been found.
[ -e "${CONFIG_FILE}" ] || exit 0
# Skip immediately if a configuration file is missing.
[ -e "${VLAN_CONFIG_FILE}" ] && [ -e "${MAIN_CONFIG_FILE}" ] || exit 0
eval $(/usr/local/bin/readhash ${CONFIG_FILE})
eval $(/usr/local/bin/readhash ${VLAN_CONFIG_FILE})
eval $(/usr/local/bin/readhash ${MAIN_CONFIG_FILE})
for interface in green0 red0 blue0 orange0; do
case "${interface}" in
green*)
ZONE_MODE=${GREEN_MODE}
PARENT_DEV=${GREEN_PARENT_DEV}
VLAN_ID=${GREEN_VLAN_ID}
MAC_ADDRESS=${GREEN_MAC_ADDRESS}
;;
red*)
ZONE_MODE=${RED_MODE}
PARENT_DEV=${RED_PARENT_DEV}
VLAN_ID=${RED_VLAN_ID}
MAC_ADDRESS=${RED_MAC_ADDRESS}
;;
blue*)
ZONE_MODE=${BLUE_MODE}
PARENT_DEV=${BLUE_PARENT_DEV}
VLAN_ID=${BLUE_VLAN_ID}
MAC_ADDRESS=${BLUE_MAC_ADDRESS}
;;
orange*)
ZONE_MODE=${ORANGE_MODE}
PARENT_DEV=${ORANGE_PARENT_DEV}
VLAN_ID=${ORANGE_VLAN_ID}
MAC_ADDRESS=${ORANGE_MAC_ADDRESS}
;;
esac
# If the parent device does not match the interface that
# If the parent device (MAC or name) does not match the interface that
# has just come up, we will go on for the next one.
[ "${PARENT_DEV}" = "${INTERFACE}" ] || continue
[ "${PARENT_DEV}" = "${INTERFACE}" ] || [ "${PARENT_DEV}" = "$(</sys/class/net/${INTERFACE}/address)" ] || continue
# If the current zone is operating in bridge mode, give the VLAN interface a generic name (e.g. eth0.99 for VLAN 99 on eth0)
if [ "${ZONE_MODE}" = "bridge" ]; then
interface="${INTERFACE}.${VLAN_ID}"
fi
# Check if the interface does already exists.
# If so, we skip creating it.
@@ -71,7 +82,7 @@ for interface in green0 red0 blue0 orange0; do
fi
# Build command line.
command="ip link add link ${PARENT_DEV} name ${interface}"
command="ip link add link ${INTERFACE} name ${interface}"
if [ -n "${MAC_ADDRESS}" ]; then
command="${command} address ${MAC_ADDRESS}"
fi
@@ -81,7 +92,7 @@ for interface in green0 red0 blue0 orange0; do
${command}
# Bring up the parent device.
ip link set ${PARENT_DEV} up
ip link set ${INTERFACE} up
done
exit 0