mirror of https://github.com/dirtbags/moth.git
45 lines
1.0 KiB
Bash
Executable File
45 lines
1.0 KiB
Bash
Executable File
#! /bin/sh -e
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exec 2>&1
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echo 8192 > /proc/sys/net/ipv6/neigh/default/gc_thresh3
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echo 4096 > /proc/sys/net/ipv6/neigh/default/gc_thresh2
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PFX=fd84:b410:3441
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log () {
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echo "router: $@"
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echo "router: $@" > /dev/console
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}
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if [ $(mount | grep -c /opt/) -gt 1 ]; then
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log "cannot run alongside other packages" > /dev/console
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exit 1
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fi
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# I'm a router
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hostname router
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echo 1 > /proc/sys/net/ipv6/conf/all/forwarding
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# Bring up main ethernet interface
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ip addr add $PFX:0::1/64 dev eth0
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ip link set eth0 up
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# Bring up vlans
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for i in $(seq 24); do
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ip link add link eth0 name eth0.$i type vlan id $i
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ip addr add $PFX:$i::1/64 dev eth0.$i
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ip link set eth0.$i up
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done
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# Subnet route for SNL at TF4
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ip route add fd80:1::/48 via fd84:b410:3441:24::2
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# Drop SSH from non-management VLANs
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ip6tables -A INPUT -s fd84:b410:3441:0::/64 -m tcp -p tcp --dport 22 -j ACCEPT
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ip6tables -A INPUT -m tcp -p tcp --dport 22 -j DROP
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ip6tables -A FORWARD -d fd84:b410:3441:0::/64 -m tcp -p tcp --dport 22 -j DROP
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sleep 8100d
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