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Update subnet-up.tmpl

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Manevolent 2023-04-12 23:57:52 -06:00 committed by GitHub
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commit 92ae69cb63
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1 changed files with 8 additions and 11 deletions
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tinc/subnet-up.tmpl
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@ -1,20 +1,17 @@
#!/bin/ash #!/bin/ash
echo "Route up: \$SUBNET weight \$WEIGHT via \$NODE (\$REMOTEADDRESS:\$REMOTEPORT)" echo "Route up: \$SUBNET weight \$WEIGHT via \$NODE (\$REMOTEADDRESS:\$REMOTEPORT)"
nonMACChars=`echo \$SUBNET | tr -d "[:digit:]" | tr -d [:ABCDEFabcdef]` nonMACChars=`echo \$SUBNET | tr -d "[:digit:]" | tr -d [:ABCDEFabcdef]`
macFile="/tmp/tinc_peer_mac_\$NODE" date=`date -u`
if [ -z "\$nonMACChars" ]; then if [ -z "\$nonMACChars" ]; then
# This subnet is a MAC # This subnet is a MAC
echo "\$SUBNET" > \$macFile echo "\$NODE mac \$SUBNET \$WEIGHT \$REMOTEADDRESS:\$REMOTEPORT \$date" > /tmp/tinc_peer_mac_\$NODE_\$SUBNET
else else
# This subnet is an IP address
if echo "\$SUBNET" | grep -q -E ".+/32\$"; then if echo "\$SUBNET" | grep -q -E ".+/32\$"; then
# This subnet is likely an IP address, add it to the ARP table address=`echo "\$SUBNET" | cut -d '/' -f 1`
if test -f "\$macFile"; then echo "\$NODE ip \$SUBNET \$WEIGHT \$REMOTEADDRESS:\$REMOTEPORT \$date" > /tmp/tinc_peer_mac_\$NODE_\$address
mac=`cat \$macFile`
address=`echo "\$SUBNET" | cut -d '/' -f 1`
echo "Mapping \$address <=> \$mac in ARP table"
arp -s "\$address" "\$mac"
else
echo "[WARNING] No MAC known for node \$NODE, can't route \$SUBNET. This is only a problem if this is a remote route."
fi
fi fi
fi fi
./check-node