From 367b0c114f38d5c332f5ee971ad13dd69e302dec Mon Sep 17 00:00:00 2001
From: tilpner
Date: Mon, 15 Jun 2020 09:53:06 +0200
Subject: WIP towards module based configuration

---
 profiles/disableStudies.nix | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 profiles/disableStudies.nix

(limited to 'profiles/disableStudies.nix')

diff --git a/profiles/disableStudies.nix b/profiles/disableStudies.nix
new file mode 100644
index 0000000..b401fe0
--- /dev/null
+++ b/profiles/disableStudies.nix
@@ -0,0 +1,25 @@
+{ config, lib, ... }: with lib; {
+  options.features.disableStudies = mkOption {
+    type = types.bool;
+    default = false;
+    description = ''
+      Firefox Shield Studies are meant to allow Mozilla to perform A/B testing
+      on Firefox users.
+      Studies have been used in the past to introduce surprising behaviour [1],
+      and we may want to prevent that from happening to our users.
+
+      [1]: https://blog.mozilla.org/firefox/update-looking-glass-add/
+      https://mozilla.github.io/normandy/user/end_user_interaction.html#opt-out-preference
+    '';
+  };
+
+  config = mkIf config.features.disableStudies {
+    policies = {
+      DisableFirefoxStudies = true;
+    };
+
+    preferences = {
+      app.shield.optoutstudies.enabled = false;
+    };
+  };
+}
-- 
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