From 8c9b6d932a7b8ce5feca240abbe8b2232c699b05 Mon Sep 17 00:00:00 2001
From: Jan Malakhovski <oxij@oxij.org>
Date: Thu, 12 Jun 2014 23:34:40 +0000
Subject: nixos: add dhcpcd.persistent option

---
 nixos/modules/services/networking/dhcpcd.nix | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'nixos/modules/services/networking/dhcpcd.nix')

diff --git a/nixos/modules/services/networking/dhcpcd.nix b/nixos/modules/services/networking/dhcpcd.nix
index 89aa9bdb6b6..09c271bfbfb 100644
--- a/nixos/modules/services/networking/dhcpcd.nix
+++ b/nixos/modules/services/networking/dhcpcd.nix
@@ -64,7 +64,7 @@ let
       #    ${config.systemd.package}/bin/systemctl start ip-down.target
       #fi
 
-      ${config.networking.dhcpcd.runHook}
+      ${cfg.runHook}
     '';
 
 in
@@ -75,6 +75,18 @@ in
 
   options = {
 
+    networking.dhcpcd.persistent = mkOption {
+      type = types.bool;
+      default = false;
+      description = ''
+          Whenever to leave interfaces configured on dhcpcd daemon
+          shutdown. Set to true if you have your root or store mounted
+          over the network or this machine accepts SSH connections
+          through DHCP interfaces and clients should be notified when
+          it shuts down.
+      '';
+    };
+
     networking.dhcpcd.denyInterfaces = mkOption {
       type = types.listOf types.str;
       default = [];
@@ -139,7 +151,7 @@ in
         serviceConfig =
           { Type = "forking";
             PIDFile = "/run/dhcpcd.pid";
-            ExecStart = "@${dhcpcd}/sbin/dhcpcd dhcpcd --quiet --config ${dhcpcdConf}";
+            ExecStart = "@${dhcpcd}/sbin/dhcpcd dhcpcd --quiet ${optionalString cfg.persistent "--persistent"} --config ${dhcpcdConf}";
             ExecReload = "${dhcpcd}/sbin/dhcpcd --rebind";
             Restart = "always";
           };
-- 
cgit 1.4.1