144 lines
2.7 KiB
Plaintext
144 lines
2.7 KiB
Plaintext
router id <%= @own_ipv4 %>;
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table ffhh; # BGP Peerings
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table ibgp;
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table icvpn; # BGP Peerings (ICVPN)
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table freifunk; # Kernel table 42 (Routing from Freifunk networks)
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function is_freifunk_dn42() {
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return (net ~ [
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10.0.0.0/8{12,32},
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10.100.0.0/14,
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172.22.0.0/15+,
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172.31.0.0/16
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]);
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}
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function is_freifunk() {
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return (net ~ [10.0.0.0/8+]);
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}
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function is_chaosvpn() {
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return (net ~ [172.31.0.0/16+]);
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}
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function is_self_net() {
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return (net ~ [10.112.0.0/16+]);
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}
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function is_self() {
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return (proto = "static_ffhh");
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}
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function is_dn42_aggregate() {
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return (net ~ [172.22.0.0/15{16,32}]);
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}
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filter ffhh_internal_export {
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if (proto = "dn42_aggregate_ffhh" || proto = "local_ffhh") then accept;
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if (source != RTS_BGP && proto != "pipe_icvpn") then reject;
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if (proto ~ "bgp_ibgp_*") then reject;
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if (is_dn42_aggregate()) then reject;
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accept;
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}
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protocol pipe pipe_ffhh {
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peer table ffhh;
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import all;
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export none;
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};
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protocol pipe pipe_icvpn {
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table ffhh;
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peer table icvpn;
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export where is_self();
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import all;
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mode opaque;
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};
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protocol pipe pipe_freifunk {
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peer table freifunk;
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import none;
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export all;
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};
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protocol pipe pipe_ibgp {
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peer table ibgp;
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import all;
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export where !is_self_net();
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mode opaque;
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};
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protocol kernel kernel_master {
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scan time 20;
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import none;
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export filter {
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krt_prefsrc = <%= @own_ipv4 %>;
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accept;
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};
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};
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protocol kernel kernel_freifunk {
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scan time 20;
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import none;
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export filter {
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krt_prefsrc = <%= @own_ipv4 %>;
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accept;
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};
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table freifunk;
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device routes;
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kernel table 42;
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};
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# This pseudo-protocol watches all interface up/down events.
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protocol device {
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scan time 10; # Scan interfaces every 10 seconds
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};
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protocol static unreachable_default {
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table freifunk;
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route 0.0.0.0/0 reject;
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};
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protocol static static_ffhh {
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table ffhh;
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route 10.112.0.0/16 reject;
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};
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protocol static local_ffhh {
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table ffhh;
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route 10.112.0.0/18 via "freifunk";
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};
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protocol static dn42_aggregate_ffhh {
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table ffhh;
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route 172.22.0.0/15 reject;
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};
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template bgp bgp_ibgp {
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local as 65112;
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table ibgp;
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import filter {
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preference = 99;
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accept;
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};
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export all;
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gateway direct;
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next hop self;
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};
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template bgp bgp_icvpn {
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local as 65112;
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table icvpn;
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import where (is_freifunk_dn42() && !is_self_net());
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export all;
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};
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<% @peerings_v4.each_pair do |key, hash| -%><% if hash["ip"] != @own_ipv4 -%>
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protocol bgp <%= key %> from <%= hash["template"] %> {
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neighbor <%= hash["ip"] %> as <%= hash["as"] %>;
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};
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<% end -%><% end -%>
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