From 872a4823cf3fdaca4d6bc6c13868ffe8a8097026 Mon Sep 17 00:00:00 2001
From: apfelkuchen06 <apfelkuchen@hrnz.li>
Date: Tue, 28 Feb 2023 00:06:39 +0100
Subject: [PATCH] nixos/networkd: add FlowQueuePIE options

---
 nixos/modules/system/boot/networkd.nix | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/nixos/modules/system/boot/networkd.nix b/nixos/modules/system/boot/networkd.nix
index d871bc2f3606..762491abcbe0 100644
--- a/nixos/modules/system/boot/networkd.nix
+++ b/nixos/modules/system/boot/networkd.nix
@@ -1143,6 +1143,16 @@ let
         (assertInt "PacketLimit")
         (assertRange "PacketLimit" 1 4294967294)
       ];
+
+      sectionFlowQueuePIE = checkUnitConfig "FlowQueuePIE" [
+        (assertOnlyFields [
+          "Parent"
+          "Handle"
+          "PacketLimit"
+        ])
+        (assertInt "PacketLimit")
+        (assertRange "PacketLimit" 1 4294967294)
+      ];
     };
   };
 
@@ -1855,6 +1865,17 @@ let
       '';
     };
 
+    flowQueuePIEConfig = mkOption {
+      default = {};
+      example = { Parent = "ingress"; PacketLimit = "3847"; };
+      type = types.addCheck (types.attrsOf unitOption) check.network.sectionFlowQueuePIE;
+      description = lib.mdDoc ''
+        Each attribute in this set specifies an option in the
+        `[FlowQueuePIE]` section of the unit.  See
+        {manpage}`systemd.network(5)` for details.
+      '';
+    };
+
     name = mkOption {
       type = types.nullOr types.str;
       default = null;
@@ -2302,6 +2323,10 @@ let
           [PIE]
           ${attrsToSection def.pieConfig}
         ''
+        + optionalString (def.flowQueuePIEConfig != { }) ''
+          [FlowQueuePIE]
+          ${attrsToSection def.flowQueuePIEConfig}
+        ''
         + def.extraConfig;
     };