summary refs log tree commit diff
path: root/nixos/modules/services
diff options
context:
space:
mode:
authorFrederik Rietdijk <freddyrietdijk@fridh.nl>2018-02-08 10:53:35 +0000
committerGitHub <noreply@github.com>2018-02-08 10:53:35 +0000
commitc0f6aac8186f2ea5daae162619d54d8eae95f80a (patch)
treed933737a4d2e102f673ffae927f82fcc75f5a365 /nixos/modules/services
parentb6bcba6537a6f614f61ec7e852e60e390d285270 (diff)
parent59eb19224b9aebf3b2f86915ab8e85e4024e9b24 (diff)
downloadnixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar.gz
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar.bz2
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar.lz
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar.xz
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.tar.zst
nixlib-c0f6aac8186f2ea5daae162619d54d8eae95f80a.zip
Merge pull request #34574 from dotlambda/home-assistant
nixos/home-assistant: support platform=... scheme for autoExtraComponents
Diffstat (limited to 'nixos/modules/services')
-rw-r--r--nixos/modules/services/misc/home-assistant.nix21
1 files changed, 20 insertions, 1 deletions
diff --git a/nixos/modules/services/misc/home-assistant.nix b/nixos/modules/services/misc/home-assistant.nix
index 666fa68b01ce..cc60a143fa6c 100644
--- a/nixos/modules/services/misc/home-assistant.nix
+++ b/nixos/modules/services/misc/home-assistant.nix
@@ -9,8 +9,27 @@ let
 
   availableComponents = pkgs.home-assistant.availableComponents;
 
+  # Given component "parentConfig.platform", returns whether config.parentConfig
+  # is a list containing a set with set.platform == "platform".
+  #
+  # For example, the component sensor.luftdaten is used as follows:
+  # config.sensor = [ {
+  #   platform = "luftdaten";
+  #   ...
+  # } ];
+  useComponentPlatform = component:
+    let
+      path = splitString "." component;
+      parentConfig = attrByPath (init path) null cfg.config;
+      platform = last path;
+    in isList parentConfig && any
+      (item: item.platform or null == platform)
+      parentConfig;
+
   # Returns whether component is used in config
-  useComponent = component: hasAttrByPath (splitString "." component) cfg.config;
+  useComponent = component:
+    hasAttrByPath (splitString "." component) cfg.config
+    || useComponentPlatform component;
 
   # List of components used in config
   extraComponents = filter useComponent availableComponents;