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Fix: error priority in bird.conf

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This commit is contained in:
186526
2022-12-27 00:55:18 +08:00
parent fe8fc3cc6b
commit 9acba2dedd
7 changed files with 1 additions and 2 deletions
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40
lib/20-community-net186.conf Normal file
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@ -0,0 +1,40 @@
function net186_import_filter (int POPID)
int viaRegion;
bgppath public_bgp_path;
{
public_bgp_path = delete(bgp_path, [4200000000..4225479999]);
if filter(bgp_large_community, [(LOCAL_ASN, 120, *)]).len != 0 then bgp_large_community.add((LOCAL_ASN, 120, POP));
if filter(bgp_large_community, [(LOCAL_ASN, 121, *)]).len != 0 then bgp_large_community.add((LOCAL_ASN, 121, REGION));
if (LOCAL_ASN, 122, REGION) ~ bgp_large_community then bgp_large_community.add((LOCAL_ASN, 122, REGION));
# ROUTE_DECIDER Start
if (LOCAL_ASN, 110, 2) ~ bgp_large_community then bgp_local_pref = 500;
else if (LOCAL_ASN, 110, 1) ~ bgp_large_community then bgp_local_pref = 400;
else bgp_local_pref = 300;
viaRegion = 0;
# Route is via Europe & Africa & Middle East
if bgp_large_community ~ [(LOCAL_ASN, 122, 100), (LOCAL_ASN, 122, 300..310), (LOCAL_ASN, 122, 600)] then viaRegion = viaRegion + 1;
# Route is via America
if bgp_large_community ~ [(LOCAL_ASN, 122, 200..299)] then viaRegion = viaRegion + 1;
# Route is via East Asia & Oceania
if bgp_large_community ~ [(LOCAL_ASN, 122, 400..500)] then viaRegion = viaRegion + 1;
if viaRegion > 2 then return false;
else if viaRegion = 2 then bgp_local_pref = bgp_local_pref - 50;
# Route is via China mainland but not advertise in China mainland.
if (LOCAL_ASN, 122, 430) ~ bgp_large_community && REGION != 430 && (LOCAL_ASN, 120, 430) ~ bgp_large_community then return false;
bgp_local_pref = bgp_local_pref - filter(bgp_large_community, [(LOCAL_ASN, 122, *)]).len * 10;
};
function net186_export_filter (int POPID) {
if (65535, 65282) ~ bgp_community then return false;
if (65535, 65283) ~ bgp_community then {
if (POPID / 10) != (POP / 10) then {
return false;
}
}
};