#!/bin/sh
# Version 8

sleep 120

# Der servername muss mit einer einstelligen Zahl aufhoeren!!!!!
communityname="troisdorf"
server="troisdorf1 troisdorf2 troisdorf3 troisdorf4 troisdorf5 troisdorf6 troisdorf7 troisdorf8 troisdorf9"
#server="troisdorf7 {{ sn_hostname }}"
domain="freifunk-troisdorf.de"
mtu={{ sn_mtu }}
# community MAC address, without the last Byte (:)!
communitymacaddress="a2:8c:ae:6f:f6"
tunnelPrefix=10
sessionPrefix=1
# Netzwerkteil des Netzes, ohne abschliessenden Punkt
#communitynetwork="10.188"
# IPv6 network
#communitynetworkv6="fda0:747e:ab29:7405:255::"
#communitynetworkv6="2a03:2260:121::"
# Drittes Octet des serverbereichs
#octet3rd="255"
# CIDR muss /16 sein
localserver=$(/bin/hostname)
batadv=/usr/local/sbin/batadv-vis
batctl=/usr/local/sbin/batctl
ip=/sbin/ip
dig=/usr/bin/dig

#for i in $server; do
#(
#        for j in $server; do
#                if [ $i  != $j ]; then
#                        if [ $i = $localserver ]; then
#                                 ip l2tp add tunnel remote $($dig +short $j.$domain) local $(/bin/hostname  -I | /usr/bin/cut -f1 -d' ') tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} peer_tunnel_id $tunnelPrefix${j#$communityname}${i#$communityname} encap udp udp_sport 300${i#$communityname}${j#$communityname} udp_dport 300${j#$communityname}${i#$communityname}
#                                 ip l2tp add session name l2tp-$j tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} session_id $sessionPrefix${i#$communityname}${j#$communityname} peer_session_id $sessionPrefix${j#$communityname}${i#$communityname}
#                                 #ip link set address $communitymacaddress:${i#$communityname}${j#$communityname} dev l2tp-$j
#                                 ip link set dev l2tp-$j mtu $mtu
#                                 ip link set up l2tp-$j
#                                 $batctl if add l2tp-$j
#                        fi
#                fi
#        done
#)
#done

# Rest starten
$ip link set address $communitymacaddress:0${localserver#$communityname} dev bat0
$ip link set up dev bat0
$ip addr add {{ sn_mesh_IPv4 }}/19 broadcast {{ sn_mesh_IPv4_brcast }} dev bat0
$ip -6 addr add {{ sn_mesh_IPv6 }}/64 dev bat0
$ip route add 10.188.0.0/16 via {{ sn_mesh_IPv4_xfer }} table 42
$ip route add 10.188.0.0/16 via {{ sn_mesh_IPv4_xfer }}

$ip -6 route add 2a03:2260:121:4000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
$ip -6 route add 2a03:2260:121:5000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
$ip -6 route add 2a03:2260:121:6000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
$ip -6 route add 2a03:2260:121:7000::/52 via {{ sn_mesh_IPv6_xfer }} table 42

/usr/bin/killall batadv-vis
/bin/sleep 15
$batadv -i bat0 -s > /dev/null 2>&1 &