From 2c86af2e996ac6abbf9e1711f36c28d33b328df6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Mon, 12 Aug 2024 10:26:41 +0200
Subject: programs.ssh: add extraConfig option

Same interface as in NixOS. This is useful to apply configuration for remote builders.
---
 modules/programs/ssh/default.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'modules/programs/ssh')

diff --git a/modules/programs/ssh/default.nix b/modules/programs/ssh/default.nix
index 51c7796..1e87732 100644
--- a/modules/programs/ssh/default.nix
+++ b/modules/programs/ssh/default.nix
@@ -114,6 +114,15 @@ in
       type = with types; attrsOf (submodule userOptions);
     };
 
+    programs.ssh.extraConfig = lib.mkOption {
+      type = lib.types.lines;
+      default = "";
+      description = ''
+        Extra configuration text loaded in {file}`ssh_config`.
+        See {manpage}`ssh_config(5)` for help.
+      '';
+    };
+
     programs.ssh.knownHosts = mkOption {
       default = {};
       type = types.attrsOf (types.submodule host);
@@ -151,6 +160,7 @@ in
               + (if h.publicKey != null then h.publicKey else readFile h.publicKeyFile)
             )) + "\n";
         };
+        "ssh/ssh_config.d/100-nix-darwin.conf".text = config.programs.ssh.extraConfig;
         "ssh/sshd_config.d/101-authorized-keys.conf" = {
           text = ''
             # sshd doesn't like reading from symbolic links, so we cat
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