#!/bin/sh -e
#
# {{ ansible_managed }}
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
#
# In order to enable or disable this script just change the execution
# bits.
#
# By default this script does nothing.

#
# IP rules
#

# Priority 7 - lookup rt_table mwu for all incoming traffic of freifunk related interfaces
{% for mesh_id, mesh_value in meshes.iteritems() %}
ip -4 rule add from {{ mesh_value.ipv4_network | ipaddr('network') }}/16 lookup mwu priority 7
ip -4 rule add to {{ mesh_value.ipv4_network | ipaddr('network') }}/16 lookup mwu priority 7
ip -4 rule add from all oif {{ mesh_id }}BR lookup mwu priority 7
{% for ula in mesh_value.ipv6.ula %}
ip -6 rule add from {{ ula }} lookup mwu priority 7
ip -6 rule add to {{ ula }} lookup mwu priority 7
{% endfor %}
{% for public in mesh_value.ipv6.public %}
ip -6 rule add from {{ public }} lookup mwu priority 7
ip -6 rule add to {{ public }} lookup mwu priority 7
{% endfor %}
ip -6 rule add from all oif {{ mesh_id }}BR lookup mwu priority 7
{% endfor %}

# Priority 23 - lookup rt_table icvpn for all incoming traffic of freifunk bridges
{% for mesh_id, mesh_value in meshes.iteritems() %}
ip -4 rule add from {{ mesh_value.ipv4_network | ipaddr('network') }}/16 lookup icvpn priority 23
ip -4 rule add to {{ mesh_value.ipv4_network | ipaddr('network') }}/16 lookup icvpn priority 23
ip -4 rule add from all oif {{ mesh_id }}BR lookup icvpn priority 23
{% for ula in mesh_value.ipv6.ula %}
ip -6 rule add from {{ ula }} lookup icvpn priority 23
ip -6 rule add to {{ ula }} lookup icvpn priority 23
{% endfor %}
{% for public in mesh_value.ipv6.public %}
ip -6 rule add from {{ public }} lookup icvpn priority 23
ip -6 rule add to {{ public }} lookup icvpn priority 23
{% endfor %}
ip -6 rule add from all oif {{ mesh_id }}BR lookup icvpn priority 23
{% endfor %}
ip -4 rule add from all oif icVPN lookup icvpn priority 23
ip -6 rule add from all oif icVPN lookup icvpn priority 23

# Priority 41 - lookup rt_table internet for all incoming traffic of freifunk bridges
{% for mesh_id, mesh_value in meshes.iteritems() %}
ip -4 rule add from {{ mesh_value.ipv4_network | ipaddr('network') }}/16 lookup internet priority 41
{% for ula in mesh_value.ipv6.ula %}
ip -6 rule add from {{ ula }} lookup internet priority 41
ip -6 rule add to {{ ula }} lookup internet priority 41
{% endfor %}
{% for public in mesh_value.ipv6.public %}
ip -6 rule add from {{ public }} lookup internet priority 41
ip -6 rule add to {{ public }} lookup internet priority 41
{% endfor %}
ip -6 rule add from all oif {{ mesh_id }}BR lookup internet priority 41
{% endfor %}
ip -4 rule add from {{ ffrl_public_ipv4_nat | ipaddr('address') }}/{{ ffrl_public_ipv4_nat | ipaddr('prefix') }} lookup internet priority 41
ip -4 rule add to {{ ffrl_public_ipv4_nat | ipaddr('address') }}/{{ ffrl_public_ipv4_nat | ipaddr('prefix') }} lookup internet priority 41

# Priority 61 - at this point this is the end of policy routing for freifunk related routes
{% for mesh_id, mesh_value in meshes.iteritems() %}
ip -4 rule add from all iif {{ mesh_id }}BR type unreachable priority 61
ip -6 rule add from all iif {{ mesh_id }}BR type unreachable priority 61
{% endfor %}
ip -4 rule add from all iif icVPN type unreachable priority 61
ip -4 rule add from all iif eth0 type unreachable priority 61
{% for server_id, server_value in ffrl_exit_server.iteritems() %}
ip -4 rule add from all iif {{ server_id }} type unreachable priority 61
ip -6 rule add from all iif {{ server_id }} type unreachable priority 61
{% endfor %}
ip -6 rule add from all iif icVPN type unreachable priority 61
ip -6 rule add from all iif eth0 type unreachable priority 61
{% for mesh_id, mesh_value in meshes.iteritems() %}
{% for public in mesh_value.ipv6.public %}
ip -6 rule add from {{ public }} type unreachable priority 61
ip -6 rule add to {{ public }} type unreachable priority 61
{% endfor %}
{% endfor %}

# Priority 107 - lookup policies for the gateway host self originating traffic
ip -4 rule add from all lookup mwu priority 107
ip -4 rule add from all lookup icvpn priority 107
ip -6 rule add from all lookup mwu priority 107
ip -6 rule add from all lookup icvpn priority 107


#
# IP routes
#

{% for mesh_id, mesh_value in meshes.iteritems() %}
# static {{ mesh_value.site_name }} routes for rt_table mwu
/sbin/ip -4 route add {{ mesh_value.ipv4_network }} proto static dev {{ mesh_id }}BR table mwu
{% for ula in mesh_value.ipv6.ula %}
/sbin/ip -6 route add {{ ula | ipaddr('net') | ipsubnet(64, 0) }} proto static dev {{ mesh_id }}BR table mwu
{% endfor %}
{% for public in mesh_value.ipv6.public %}
/sbin/ip -6 route add {{ public | ipaddr('net') | ipsubnet(64, 0) }} proto static dev {{ mesh_id }}BR table mwu
/sbin/ip -6 route add {{ public | ipaddr('net') | ipsubnet(64, magic) }} proto static dev {{ mesh_id }}BR table mwu
{% endfor %}
{% if not loop.last %}

{% endif %}
{% endfor %}

# static blackhole routes for rt_table internet
/sbin/ip -4 route add blackhole 0.0.0.0/8 table internet
/sbin/ip -4 route add blackhole 10.0.0.0/8 table internet
/sbin/ip -4 route add blackhole 100.64.0.0/10 table internet
/sbin/ip -4 route add blackhole 127.0.0.0/8 table internet
/sbin/ip -4 route add blackhole 169.254.0.0/16 table internet
/sbin/ip -4 route add blackhole 172.16.0.0/12 table internet
/sbin/ip -4 route add blackhole 192.0.0.0/24 table internet
/sbin/ip -4 route add blackhole 192.0.2.0/24 table internet
/sbin/ip -4 route add blackhole 192.88.99.0/24 table internet
/sbin/ip -4 route add blackhole 192.168.0.0/16 table internet
/sbin/ip -4 route add blackhole 198.18.0.0/15 table internet
/sbin/ip -4 route add blackhole 198.51.100.0/24 table internet
/sbin/ip -4 route add blackhole 203.0.113.0/24 table internet
/sbin/ip -4 route add blackhole 224.0.0.0/4 table internet
/sbin/ip -4 route add blackhole 240.0.0.0/4 table internet
/sbin/ip -4 route add blackhole 255.255.255.255/32 table internet
/sbin/ip -6 route add blackhole fec0::/10 table internet
/sbin/ip -6 route add blackhole fc00::/7 table internet
/sbin/ip -6 route add blackhole ff00::/8 table internet
/sbin/ip -6 route add blackhole ::/96 table internet
/sbin/ip -6 route add blackhole 0:0:0:0:0:ffff::/96 table internet

# static blackhole routes for rt_table main
/sbin/ip -4 route add blackhole 0.0.0.0/8 table main
/sbin/ip -4 route add blackhole 10.0.0.0/8 table main
/sbin/ip -4 route add blackhole 100.64.0.0/10 table main
/sbin/ip -4 route add blackhole 127.0.0.0/8 table main
/sbin/ip -4 route add blackhole 169.254.0.0/16 table main
/sbin/ip -4 route add blackhole 172.16.0.0/12 table main
/sbin/ip -4 route add blackhole 192.0.0.0/24 table main
/sbin/ip -4 route add blackhole 192.0.2.0/24 table main
/sbin/ip -4 route add blackhole 192.88.99.0/24 table main
/sbin/ip -4 route add blackhole 192.168.0.0/16 table main
/sbin/ip -4 route add blackhole 198.18.0.0/15 table main
/sbin/ip -4 route add blackhole 198.51.100.0/24 table main
/sbin/ip -4 route add blackhole 203.0.113.0/24 table main
/sbin/ip -4 route add blackhole 224.0.0.0/4 table main
/sbin/ip -4 route add blackhole 240.0.0.0/4 table main
/sbin/ip -4 route add blackhole 255.255.255.255/32 table main
/sbin/ip -6 route add blackhole fec0::/10 table main
/sbin/ip -6 route add blackhole fc00::/7 table main
/sbin/ip -6 route add blackhole ff00::/8 table main
/sbin/ip -6 route add blackhole ::/96 table main
/sbin/ip -6 route add blackhole 0:0:0:0:0:ffff::/96 table main
/sbin/ip -6 route add blackhole ::/0 table main

exit 0