KAAAsS/dn42-bird-config
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Extract common network info

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This commit is contained in:
KAAAsS 2021-04-15 22:11:30 +08:00
parent de41d350cf
commit eed1612996
Signed by: KAAAsS
GPG Key ID: D56625F3E671882F
3 changed files with 34 additions and 16 deletions
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18
bird.conf
View File

@ -1,6 +1,7 @@
# Refer: https://dn42.dev/howto/Bird2
# Refer: https://lantian.pub/article/modify-website/bird-confederation.lantian
include "/etc/bird/net-info.conf";
include "/etc/bird/conf/net-info.conf";
router id OWNIP;
@ -55,18 +56,14 @@ function is_valid_network_v6() {
}
function is_kas_network() {
if net ~ [
172.16.0.0/24+
] then accept;
if net ~ KASNET_SET then accept;
if is_valid_network() && source ~ [RTS_STATIC, RTS_BGP] then {
accept;
} else reject;
}
function is_kas_network_v6() {
if net ~ [
fd08:93f3:b7eb::def:0/112+
] then accept;
if net ~ KASNET_SETv6 then accept;
if is_valid_network_v6() && source ~ [RTS_STATIC, RTS_BGP] then {
accept;
} else reject;
@ -131,7 +128,7 @@ template bgp dn42_external_peer {
};
export filter {
bgp_path.delete([4215350000..4215359999]);
bgp_path.delete(KASNET_ASSET);
if is_valid_network() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject;
};
import limit 1000 action block;
@ -147,7 +144,7 @@ template bgp dn42_external_peer {
} else reject;
};
export filter {
bgp_path.delete([4215350000..4215359999]);
bgp_path.delete(KASNET_ASSET);
if is_valid_network_v6() && source ~ [RTS_STATIC, RTS_BGP] then accept; else reject;
};
import limit 1000 action block;
@ -190,6 +187,11 @@ template bgp kas_internal_peer {
};
};
# Config for peering eBGPs
include "/etc/bird/conf/peers/*.conf";
# Config for peering edges (those nodes peering with eBGP)
include "/etc/bird/conf/edges/*.conf";
# Config for peering internals
include "/etc/bird/conf/internals/*.conf";

11
example/net-info.conf
View File

@ -1,16 +1,11 @@
# DN42 ASN
define OWNAS = 4242421535;
#####################
# Node Network Info #
#####################
# Node IP
define OWNIP = 172.20.150.129;
define OWNIPv6 = fd08:93f3:b7eb::1;
# DN42 IP Prefix
define OWNNET = 172.20.150.128/28;
define OWNNETv6 = fd08:93f3:b7eb::/48;
define OWNNETSET = [172.20.150.128/28+];
define OWNNETSETv6 = [fd08:93f3:b7eb::/48+];
# Private ASN (for BGP confederation)
# my format: 42<dn42 asn last 4 digit><node ip last 8 bit>
define KASNET_AS = 4215350129;

21
net-info.conf Normal file
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@ -0,0 +1,21 @@
#######################
# Common Network Info #
#######################
# DN42 ASN
define OWNAS = 4242421535;
# DN42 IP Prefix
define OWNNET = 172.20.150.128/28;
define OWNNETv6 = fd08:93f3:b7eb::/48;
define OWNNETSET = [172.20.150.128/28+];
define OWNNETSETv6 = [fd08:93f3:b7eb::/48+];
# Private ASN Set (!Important! should contian ALL your private asn)
define KASNET_ASSET = [4215350000..4215359999];
# Private Network prefix (for BGP confederation)
define KASNET_SET = [172.16.0.0/24+];
# Private Network IPv6 prefix (for BGP confederation)
define KASNET_SETv6 = [fd08:93f3:b7eb::def:0/112+];