From 70d68f04787d0e168723000946368ad110db6476 Mon Sep 17 00:00:00 2001
From: John Ericson <git@JohnEricson.me>
Date: Tue, 11 Aug 2020 17:46:39 -0400
Subject: nixos/systemd: Add support for `listenDatagrams`

This works exactly analogously to the existing `listenStreams`.
---
 nixos/modules/system/boot/systemd-unit-options.nix | 10 ++++++++++
 nixos/modules/system/boot/systemd.nix              |  1 +
 2 files changed, 11 insertions(+)

diff --git a/nixos/modules/system/boot/systemd-unit-options.nix b/nixos/modules/system/boot/systemd-unit-options.nix
index c6dbb96951a..ac6fed440a2 100644
--- a/nixos/modules/system/boot/systemd-unit-options.nix
+++ b/nixos/modules/system/boot/systemd-unit-options.nix
@@ -379,6 +379,16 @@ in rec {
       '';
     };
 
+    listenDatagrams = mkOption {
+      default = [];
+      type = types.listOf types.str;
+      example = [ "0.0.0.0:993" "/run/my-socket" ];
+      description = ''
+        For each item in this list, a <literal>ListenDatagram</literal>
+        option in the <literal>[Socket]</literal> section will be created.
+      '';
+    };
+
     socketConfig = mkOption {
       default = {};
       example = { ListenStream = "/run/my-socket"; };
diff --git a/nixos/modules/system/boot/systemd.nix b/nixos/modules/system/boot/systemd.nix
index a5f368c869a..d95f001a225 100644
--- a/nixos/modules/system/boot/systemd.nix
+++ b/nixos/modules/system/boot/systemd.nix
@@ -354,6 +354,7 @@ let
           [Socket]
           ${attrsToSection def.socketConfig}
           ${concatStringsSep "\n" (map (s: "ListenStream=${s}") def.listenStreams)}
+          ${concatStringsSep "\n" (map (s: "ListenDatagram=${s}") def.listenDatagrams)}
         '';
     };
 
-- 
cgit 1.4.1