#!/bin/sh # Version 1.91 sleep 5 curl -X POST --data-urlencode 'payload={"text": "{{ sn_hostname }} is rebooted", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":floppy_disk:"}' https://hooks.slack.com/services/{{ slack_token }} # Activate IP forwarding /sbin/sysctl -w net.ipv6.conf.all.forwarding=1 /sbin/sysctl -w net.ipv4.ip_forward=1 # restart when kernel panic /sbin/sysctl kernel.panic=1 # Routing table 42 /bin/grep 42 /etc/iproute2/rt_tables || /bin/echo 42 ffrl >> /etc/iproute2/rt_tables # Set table for traffice with mark 4 /bin/ip rule add fwmark 0x4 table 42 /bin/ip -6 rule add fwmark 0x4 table 42 # Set mark 4 to Freifunk traffic /sbin/iptables -t mangle -A PREROUTING -s 10.0.0.0/8 ! -d 10.0.0.0/8 -j MARK --set-mark 4 /sbin/ip6tables -t mangle -A PREROUTING -s 2a03:2260:121::/48 ! -d 2a03:2260:121::/48 -j MARK --set-mark 4 # All from FF IPv4 via routing table 42 /bin/ip rule add from {{ sn_ffrl_IPv4 }}/32 lookup 42 /bin/ip -6 rule add from {{ sn_mesh_IPv6_net }} lookup 42 # Allow MAC address spoofing /sbin/sysctl net.ipv4.conf.bat0.rp_filter=0 # Create Tunneldigger Bridge /sbin/brctl addbr br-nodes /sbin/ip link set dev br-nodes up address 2E:9D:FA:A1:6B:0{{ sn_number }} /sbin/ebtables -A FORWARD --logical-in br-nodes -j DROP /usr/local/sbin/batctl if add br-nodes /bin/sleep 90 /bin/systemctl restart radvd /bin/sleep 2 /bin/systemctl retsrat tunneldigger /bin/sleep 2 /bin/systemctl restart bird /bin/sleep 2 /bin/systemctl restart bird6 /bin/sleep 2 /bin/systemctl stop isc-dhcp-server /bin/sleep 2 /usr/bin/killall dhcpd /bin/sleep 2 /bin/rm /var/run/dhcpd.pid /bin/sleep 2 /bin/systemctl start isc-dhcp-server exit 0