ffdo-ansible/roles/ff-supernode/templates/interfaces.j2

# 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
    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

    # 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

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
    #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 %}