From 04edb208ee1bd4e011582ab5de425ad9abd4c082 Mon Sep 17 00:00:00 2001
From: 186526 <i@186526.xyz>
Date: Mon, 9 Jan 2023 22:46:30 +0800
Subject: [PATCH] add global route controller

---
 lib/10-community-controller.conf | 3 +++
 lib/10-community-transit.conf    | 1 +
 lib/20-community-downstream.conf | 1 +
 lib/20-community-net186.conf     | 4 +++-
 lib/20-community-peer.conf       | 1 +
 5 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 lib/10-community-controller.conf

diff --git a/lib/10-community-controller.conf b/lib/10-community-controller.conf
new file mode 100644
index 0000000..d8a027f
--- /dev/null
+++ b/lib/10-community-controller.conf
@@ -0,0 +1,3 @@
+function pub_route_controller_specific() {
+    if 4837 ~ bgp_path && (200536, 120, 221) ~ bgp_large_community && REGION ~ [200..299] then bgp_local_pref = 114514;
+}
\ No newline at end of file
diff --git a/lib/10-community-transit.conf b/lib/10-community-transit.conf
index 1933a10..76ff380 100644
--- a/lib/10-community-transit.conf
+++ b/lib/10-community-transit.conf
@@ -98,6 +98,7 @@ function transit_import_filter(int ASN) {
     pub_preprocess_communities();
     bgp_local_pref = 400 - bgp_path.len * 10;
     if LOCAL_ASN ~ bgp_path then bgp_local_pref = 1;
+    pub_route_controller_specific();
     return true;
 }
 
diff --git a/lib/20-community-downstream.conf b/lib/20-community-downstream.conf
index 0367008..cadec90 100644
--- a/lib/20-community-downstream.conf
+++ b/lib/20-community-downstream.conf
@@ -4,6 +4,7 @@ function downstream_import_filter(int ASN) {
     pub_add_communities(ASN, 20);
     pub_preprocess_communities();
     bgp_local_pref = 500 - bgp_path.len * 10;
+    pub_route_controller_specific();
     return true;
 }
 
diff --git a/lib/20-community-net186.conf b/lib/20-community-net186.conf
index db57068..8f810c2 100644
--- a/lib/20-community-net186.conf
+++ b/lib/20-community-net186.conf
@@ -1,7 +1,7 @@
 function net186_import_filter(int POPID)
     int viaRegion;
     bgppath public_bgp_path;
-{
+{    
     public_bgp_path = delete(bgp_path, [4200000000..4225479999]);
 
     if (LOCAL_ASN, 122, REGION) !~ bgp_large_community then bgp_large_community.add((LOCAL_ASN, 122, REGION));
@@ -10,6 +10,8 @@ function net186_import_filter(int POPID)
     else if bgp_large_community ~ [(LOCAL_ASN, 110, 1), (LOCAL_ASN, 110, 10)] then bgp_local_pref = 400;
     else bgp_local_pref = 300;
 
+    pub_route_controller_specific();
+
     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), (LOCAL_ASN, 121, 100), (LOCAL_ASN, 121, 300..310), (LOCAL_ASN, 121, 600)] || POP ~ [100, 300..310, 600] then viaRegion = viaRegion + 1;
diff --git a/lib/20-community-peer.conf b/lib/20-community-peer.conf
index be8cb8b..51d91a5 100644
--- a/lib/20-community-peer.conf
+++ b/lib/20-community-peer.conf
@@ -13,6 +13,7 @@ function direct_peer_import_filter(int ASN) {
     pub_add_communities(ASN, 0);
     pub_preprocess_communities();
     bgp_local_pref = 500 - bgp_path.len * 10;
+    pub_route_controller_specific();
     return true;
 }