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

source /etc/network/interfaces.d/*

# The loopback network interface
auto lo
iface lo inet loopback
{% for interface in network_cooked.interfaces %}


auto {{ interface.name }}
iface {{ interface.name }} inet static
  pre-up echo 0 > /proc/sys/net/ipv6/conf/$IFACE/accept_ra
  pre-up echo 0 > /proc/sys/net/ipv6/conf/$IFACE/autoconf
  address {{ interface.address | ipaddr('address') }}
  netmask {{ interface.address | ipaddr('netmask') }}
{%   if 'overlay' in interface %}
  up /bin/ip addr add dev $IFACE {{ interface.overlay }}/32
{%     for route in interface.static_routes | default([]) %}
  up /bin/ip route add {{ route.destination }} via {{ route.gateway }} src {{ interface.overlay }}
{%     endfor %}
{%     if 'gateway' in interface %}
  up /bin/ip route add default via {{ interface.gateway }} src {{ interface.overlay }}
  down /bin/ip route del default via {{ interface.gateway }} src {{ interface.overlay }}
{%     for route in interface.static_routes | default([]) | reverse %}
  down /bin/ip route del {{ route.destination }} via {{ route.gateway }} src {{ interface.overlay }}
{%     endfor %}
{%     endif %}
  down /bin/ip addr del dev $IFACE {{ interface.overlay }}/32
{%   else %}
{%     if 'gateway' in interface %}
  gateway {{ interface.gateway }}
{%     endif %}
{%     for route in interface.static_routes | default([]) %}
  up /bin/ip route add {{ route.destination }} via {{ route.gateway }}
{%     endfor %}
{%     for route in interface.static_routes | default([]) | reverse %}
  down /bin/ip route del {{ route.destination }} via {{ route.gateway }}
{%     endfor %}
{%   endif %}
{%   if 'address6' in interface %}

iface {{ interface.name }} inet6 static
  address {{ interface.address6 }}
{%     if 'gateway6' in interface %}
  gateway {{ interface.gateway6 }}
{%     endif %}
{%     for route in interface.static_routes6 | default([]) %}
  up /bin/ip -6 route add {{ route.destination }} via {{ route.gateway }}
{%     endfor %}
{%     for route in interface.static_routes6 | default([])  | reverse %}
  down /bin/ip -6 route del {{ route.destination }} via {{ route.gateway }}
{%     endfor %}
{%   endif %}
{% endfor %}