From 6730140c87d7a049712e0fa150625eba07f0aa39 Mon Sep 17 00:00:00 2001
From: Markus Theil <theil.markus@gmail.com>
Date: Fri, 21 Jul 2023 15:40:10 +0200
Subject: [PATCH] frr: add config options for minimalization and advanced
 networking

Signed-off-by: Markus Theil <theil.markus@gmail.com>
---
 pkgs/servers/frr/default.nix | 80 ++++++++++++++++++++++++++++++++++--
 1 file changed, 76 insertions(+), 4 deletions(-)

diff --git a/pkgs/servers/frr/default.nix b/pkgs/servers/frr/default.nix
index 9542e921c5fb..f1b2afc7884b 100644
--- a/pkgs/servers/frr/default.nix
+++ b/pkgs/servers/frr/default.nix
@@ -30,8 +30,45 @@
 , nettools
 , nixosTests
 
-# options
+# general options
 , snmpSupport ? true
+, rpkiSupport ? true
+, numMultipath ? 64
+, watchfrrSupport ? true
+, cumulusSupport ? false
+, datacenterSupport ? true
+, rtadvSupport ? true
+, irdpSupport ? true
+, routeReplacementSupport ? true
+
+# routing daemon options
+, bgpdSupport ? true
+, ripdSupport ? true
+, ripngdSupport ? true
+, ospfdSupport ? true
+, ospf6dSupport ? true
+, ldpdSupport ? true
+, nhrpdSupport ? true
+, eigrpdSupport ? true
+, babeldSupport ? true
+, isisdSupport ? true
+, pimdSupport ? true
+, pim6dSupport ? true
+, sharpdSupport ? true
+, fabricdSupport ? true
+, vrrpdSupport ? true
+, pathdSupport ? true
+, bfddSupport ? true
+, pbrdSupport ? true
+, staticdSupport ? true
+
+# BGP options
+, bgpAnnounce ? true
+, bgpBmp ? true
+, bgpVnc ? true
+
+# OSPF options
+, ospfApi ? true
 }:
 
 assert snmpSupport -> stdenv.buildPlatform.canExecute stdenv.hostPlatform;
@@ -90,15 +127,50 @@ stdenv.mkDerivation rec {
     "--enable-configfile-mask=0640"
     "--enable-group=frr"
     "--enable-logfile-mask=0640"
-    "--enable-multipath=64"
-    (lib.strings.enableFeature snmpSupport "snmp")
+    "--enable-multipath=${toString numMultipath}"
     "--enable-user=frr"
     "--enable-vty-group=frrvty"
     "--localstatedir=/run/frr"
     "--sbindir=$(out)/libexec/frr"
     "--sysconfdir=/etc/frr"
-    "--enable-rpki"
     "--with-clippy=${clippy-helper}/bin/clippy"
+    # general options
+    (lib.strings.enableFeature snmpSupport "snmp")
+    (lib.strings.enableFeature rpkiSupport "rpki")
+    (lib.strings.enableFeature watchfrrSupport "watchfrr")
+    (lib.strings.enableFeature rtadvSupport "rtadv")
+    (lib.strings.enableFeature irdpSupport "irdp")
+    (lib.strings.enableFeature routeReplacementSupport "rr-semantics")
+    # routing protocols
+    (lib.strings.enableFeature bgpdSupport "bgpd")
+    (lib.strings.enableFeature ripdSupport "ripd")
+    (lib.strings.enableFeature ripngdSupport "ripngd")
+    (lib.strings.enableFeature ospfdSupport "ospfd")
+    (lib.strings.enableFeature ospf6dSupport "ospf6d")
+    (lib.strings.enableFeature ldpdSupport "ldpd")
+    (lib.strings.enableFeature nhrpdSupport "nhrpd")
+    (lib.strings.enableFeature eigrpdSupport "eigrpd")
+    (lib.strings.enableFeature babeldSupport "babeld")
+    (lib.strings.enableFeature isisdSupport "isisd")
+    (lib.strings.enableFeature pimdSupport "pimd")
+    (lib.strings.enableFeature pim6dSupport "pim6d")
+    (lib.strings.enableFeature sharpdSupport "sharpd")
+    (lib.strings.enableFeature fabricdSupport "fabricd")
+    (lib.strings.enableFeature vrrpdSupport "vrrpd")
+    (lib.strings.enableFeature pathdSupport "pathd")
+    (lib.strings.enableFeature bfddSupport "bfdd")
+    (lib.strings.enableFeature pbrdSupport "pbrd")
+    (lib.strings.enableFeature staticdSupport "staticd")
+    # BGP options
+    (lib.strings.enableFeature bgpAnnounce "bgp-announce")
+    (lib.strings.enableFeature bgpBmp "bgp-bmp")
+    (lib.strings.enableFeature bgpVnc "bgp-vnc")
+    # OSPF options
+    (lib.strings.enableFeature ospfApi "ospfapi")
+    # Cumulus options
+    (lib.strings.enableFeature cumulusSupport "cumulus")
+    # Datacenter options
+    (lib.strings.enableFeature datacenterSupport "datacenter")
   ];
 
   postPatch = ''