First commit

bird/conf/dn42.conf

@@ -0,0 +1,74 @@
+ipv4 table dn42v4;
+ipv6 table dn42v6;
+
+function dn42_is_valid_network() {
+  return net ~ [
+    172.20.0.0/14+
+  ];
+}
+
+function dn42_is_valid_network_v6() {
+  return net ~ [
+    fd00::/8+
+  ];
+}
+
+protocol pipe dn42v4_sync {
+  table dn42v4;
+  peer table master4;
+  export filter {
+    if bgp_large_community ~ [(DN42_ASN, 3,*)] then reject;
+    accept;
+    };
+}
+
+protocol pipe dn42v6_sync {
+  table dn42v6;
+  peer table master6;
+  export filter {
+    if bgp_large_community ~ [(DN42_ASN, 3,*)] then reject;
+    accept;
+    };
+}
+
+function dn42_is_self_net() {
+  return net ~ [
+    172.20.21.0/26+
+  ];
+}
+
+protocol static route_dn42_export_v4 {
+    route 172.20.21.0/26 reject; 
+
+    ipv4 {
+        table dn42v4;
+        import filter {
+            bgp_large_community.add((DN42_ASN,3,0));# 不允许导出到内核
+            bgp_large_community.add((DN42_ASN,1,0));# 不允许传输到ibgp
+            bgp_large_community.add((DN42_ASN,200,0));# 传输到Ebgp
+            accept;
+        };
+        export none;
+    };
+}
+
+
+function dn42_is_self_net_v6() {
+  return net ~ [
+    fde8:936e:ee29::/48+
+    ];
+}
+
+protocol static route_dn42_export_v6 {
+    route fde8:936e:ee29::/48 reject; 
+    ipv6 {
+        table dn42v6;
+        import filter {
+            bgp_large_community.add((DN42_ASN,3,0));# 不允许导出到内核
+            bgp_large_community.add((DN42_ASN,1,0));# 不允许传输到ibgp
+            bgp_large_community.add((DN42_ASN,200,0));# 传输到Ebgp
+            accept;
+        };
+        export none;
+    };
+}

bird/conf/unet.conf

@@ -0,0 +1,43 @@
+ipv4 table unet4;
+
+function unet_is_valid_network_v4() {
+  return net ~ [
+    10.50.0.0/16+,
+    10.88.0.0/16+,
+    10.21.0.0/16+,
+    10.188.0.0/16+,
+    172.20.0.0/14+
+  ];
+}
+
+protocol pipe unet4_sync {
+  table unet4;
+  peer table master4;
+  export filter {
+    if bgp_large_community ~ [(UNET_ASN, 3,*)] then reject;
+    accept;
+    };
+}
+
+function unet_is_self_net() {
+  return net ~ [
+    10.188.18.8/29,
+    172.20.0.0/14
+  ];
+}
+
+protocol static route_unet_export_v4 {
+    route 10.188.18.8/29 reject; 
+    route 172.20.0.0/14 reject;
+
+    ipv4 {
+        table unet4;
+        import filter {
+            bgp_large_community.add((UNET_ASN,3,0));# 不允许导出到内核
+            bgp_large_community.add((UNET_ASN,1,0));# 不允许传输到ibgp
+            bgp_large_community.add((UNET_ASN,200,0));# 传输到Ebgp
+            accept;
+        };
+        export none;
+    };
+}