From 0312cb611ee0c230ba98fb7e08dae7a76aa62cee Mon Sep 17 00:00:00 2001
From: dsx <dsx@droidnest.org>
Date: Mon, 3 Dec 2018 23:05:58 -0500
Subject: [PATCH] ssh: add addressFamily option

(cherry picked from commit 6ce3ce69b98cc4f931d803fde2f52243746e0168)
---
 modules/programs/ssh.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/modules/programs/ssh.nix b/modules/programs/ssh.nix
index b0d07f51..874ae9af 100644
--- a/modules/programs/ssh.nix
+++ b/modules/programs/ssh.nix
@@ -133,6 +133,14 @@ let
         '';
       };
 
+      addressFamily = mkOption {
+        default = null;
+        type = types.nullOr (types.enum ["any" "inet" "inet6"]);
+        description = ''
+          Specifies which address family to use when connecting.
+        '';
+      };
+
       extraOptions = mkOption {
         type = types.attrsOf types.str;
         default = {};
@@ -154,6 +162,7 @@ let
     ++ optional (cf.identityFile != null)    "  IdentityFile ${cf.identityFile}"
     ++ optional (cf.certificateFile != null) "  CertificateFile ${cf.certificateFile}"
     ++ optional (cf.hostname != null)        "  HostName ${cf.hostname}"
+    ++ optional (cf.addressFamily != null)   "  AddressFamily ${cf.addressFamily}"
     ++ optional (cf.sendEnv != [])           "  SendEnv ${unwords cf.sendEnv}"
     ++ optional (cf.serverAliveInterval != 0)
          "  ServerAliveInterval ${toString cf.serverAliveInterval}"