# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

#
# This file is generated by ansible
#

## Host Interfaces

auto lo
iface lo inet loopback

{%for interface in supernode_interfaces %}
{% if interface.auto is defined and interface.auto %}
auto {{interface.name}}
{% endif %}
{% if interface.hotplug is defined and interface.hotplug %}
allow-hotplug {{interface.name}}
{% endif %}
iface {{interface.name}} {{interface.proto}} {{interface.type}}
{% if interface.config is defined %}
{% for config in interface.config %}
    {{config.key}} {{config.value}}
{% endfor %}
{% endif %}

{% endfor %}

## Supernode / Node Mesh

# Dummy-Interface als MainIF mit manueller MAC fuer batman-adv
auto meshdummy0
iface meshdummy0 inet manual
    pre-up ip link add $IFACE type dummy
    pre-up ip link set address {{supernode_mesh_mac}} dev $IFACE
    pre-up ip link set up dev $IFACE
    post-down ip link set down dev $IFACE
    post-down ip link del dev $IFACE
    up batctl if add $IFACE

# batman-adv Mesh Interface, wird von meshdummy0 per Hotplug aktiviert
allow-hotplug bat0
iface bat0 inet static
    address {{supernode_mesh_ipv4}}
    netmask {{supernode_mesh_netmask_ipv4}}
    hwaddress {{supernode_bat_macaddress}}
    pre-up ip rule add from {{supernode_mesh_net_cidr}} table 42
    pre-up ip rule add to {{supernode_mesh_net_cidr}} table 42
    pre-up batctl it 5000
    pre-up batctl bl 0
    pre-up batctl gw server 48mbit/48mbit
    pre-up echo 120 > /sys/class/net/$IFACE/mesh/hop_penalty
    post-down ip rule del from {{supernode_mesh_net_cidr}} table 42
    post-down ip rule del to {{supernode_mesh_net_cidr}} table 42
    # Paralleles Macvlan-Interface mit fixer MTU fuer Alfred
    up ip link add link $IFACE alfred0 type macvlan
    up ip link set dev alfred0 mtu 1280
    up ip link set up dev alfred0
    down ip link set down dev alfred0
    down ip link del dev alfred0

iface bat0 inet6 static
    address {{supernode_mesh_ipv6}}
    pre-up ip -6 rule add from {{supernode_mesh_net_ipv6}} table 42
    pre-up ip -6 rule add to {{supernode_mesh_net_ipv6}} table 42
    post-down ip -6 rule del from {{supernode_mesh_net_ipv6}} table 42
    post-down ip -6 rule del to {{supernode_mesh_net_ipv6}} table 42
    #pre-up ebtables -A FORWARD -p IPv6 -i $IFACE --ip6-proto ipv6-icmp --ip6-icmp-type router-advertisement -j DROP

{% if supernode_mesh_backbones is defined %}
{% for backbone in supernode_mesh_backbones %}
{% if backbone.comment is defined %}
# {{backbone.comment}}
{% endif %}
auto {{backbone.name}}
iface {{backbone.name}} inet manual
    pre-up ip link add $IFACE type gretap local {{supernode_local_ip}} remote {{backbone.remote_ip}} dev eth0
    pre-up ip link set up dev $IFACE
    up batctl if add $IFACE
    post-down ip link set down dev $IFACE
{% endfor %}
{% endif %}

## Uplink-Tunnel zum FFRG/FFRL-Backbone

{% if supernode_uplinks is defined %}
{% for uplink in supernode_uplinks %}
{% if uplink.comment is defined %}
# {{uplink.comment}}
{% endif %}
auto {{uplink.name}}
iface {{uplink.name}} inet tunnel
    mode gre
    address {{uplink.address}}
    dstaddr {{uplink.dstaddr}}
    netmask {{uplink.netmask}}
    local {{supernode_local_ip}}
    endpoint {{uplink.endpoint}}
    mtu 1400
    ttl 64

iface {{uplink.name}} inet6 static
    address {{uplink.address_v6}}

{% endfor %}
{% endif %}