From 1b10fdf03d0f093c8277240add8b022efe515407 Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Mon, 29 Mar 2021 00:52:59 +0200
Subject: [PATCH] dn42: implement multiprotocol peering

---
 flake.lock                        | 8 ++++----
 hosts/containers/dn42/default.nix | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/flake.lock b/flake.lock
index 45c9afd2..b1f3abb7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -58,11 +58,11 @@
     },
     "secrets": {
       "locked": {
-        "lastModified": 1616412180,
-        "narHash": "sha256-NIZ7+4hDOF8i+aUeDW0scXnE90b1FbvXuwD8eyx3XLo=",
+        "lastModified": 1616965517,
+        "narHash": "sha256-7l/7ULKLaLadOxmJj1BU+z8LfgBG9J3RThy0OYe2Iwo=",
         "ref": "master",
-        "rev": "0185c43bf98d7c47b0e83c6f88ffcc2aa7d97b0d",
-        "revCount": 96,
+        "rev": "18e29791779aa8054a57054e1d1aa081d88324be",
+        "revCount": 97,
         "type": "git",
         "url": "ssh://git@gitea.c3d2.de:2222/c3d2-admins/secrets.git"
       },
diff --git a/hosts/containers/dn42/default.nix b/hosts/containers/dn42/default.nix
index ae4b3ee8..4a201ee9 100644
--- a/hosts/containers/dn42/default.nix
+++ b/hosts/containers/dn42/default.nix
@@ -113,9 +113,9 @@ in {
     enable = true;
     config = let
       bgpNeighbors = builtins.concatStringsSep "\n" (builtins.attrValues
-        (builtins.mapAttrs (name: conf:
+        (builtins.mapAttrs (name: conf@{ multiprotocol ? false, ... }:
           let
-            neighbor4 = if conf ? address4 then ''
+            neighbor4 = if conf ? address4 && !multiprotocol then ''
               protocol bgp ${name}_4 from dnpeers {
                 neighbor ${conf.address4} as ${builtins.toString conf.asn};
               }