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wit-network-config
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adding mac udev rules through DNS lookup configs

This commit is contained in:
toby 2018-10-04 18:12:55 +02:00
parent b5860daf1d
commit 22edbf98f3
1 changed files with 11 additions and 11 deletions
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22
debian/wit-network-config.postinst vendored
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@ -36,8 +36,11 @@ case "$1" in
exit 2
fi
MGMT_MAC=$(ip -br link show dev $(ip -4 -br addr | grep 10.0. | awk '{ print $1 }') | awk '{ print $3 }')
declare -A MACS
for if in mgmt feth1 feth2 up1 up2
do
MACS["$if"]=$(dig txt +short mac.$if.$HOSTNAME) ## careful mac will be wrapped in quotes, but we don't care since we'll need it again wrapped in quotes (so far)
done
## END variables
@ -104,15 +107,12 @@ case "$1" in
# write udev rules for device names
echo 'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="'$MGMT_MAC'", ATTR{type}=="1", NAME="mgmt1"' >/etc/udev/rules.d/70-persistent-net.rules
i=0
for nic in $(ip -br link | awk '{ print $1 }'); do
if ethtool $nic | grep -q 10000; then
i=$((i+1))
echo 'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="'$(cat /sys/class/net/$nic/address)'", ATTR{type}=="1", NAME="feth'$i'"' >>/etc/udev/rules.d/70-persistent-net.rules
fi
done
sed -i "/$MGMT_MAC.*feth./d" /etc/udev/rules.d/70-persistent-net.rules
for if in ${!MACS[@]}
do
ifmac=${MACS[$if]}
[ "$if" == "mgmt" ] && if=mgmt1
[ -z "$ifmac" ] || echo 'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=='$mac', ATTR{type}=="1", NAME="'${if}'"'
done >/etc/udev/rules.d/70-persistent-net.rules