Fetch a new token when opting into beta updates

CHANGELOG.md

@@ -3,6 +3,7 @@
 * Refactor Syncing to not make unnecessary HTTP requests.
 * Estop status is now much faster.
 * Add dns checkup for users with factory resetting disabled to make tokens refresh faster.
+* Opting into beta updates will refresh farmbot's token.
 
 # 6.1.2
 * Fix fw hardware being reset on os upgrade.

lib/farmbot/system/config_storage/dispatcher.ex

@@ -26,6 +26,7 @@ defmodule Farmbot.System.ConfigStorage.Dispatcher do
   end
 
   def handle_call({:dispatch, group, key, val}, _, state) do
+    Farmbot.System.Registry.dispatch(:config_storage, {group, key, val})
     {:reply, :ok, [{:config, group, key, val}], state}
   end
 end

lib/farmbot/system/updates/update_timer.ex

@@ -25,6 +25,7 @@ defmodule Farmbot.System.UpdateTimer do
 
   def init([]) do
     spawn __MODULE__, :wait_for_http, [self()]
+    Farmbot.System.Registry.subscribe(self())
     {:ok, [], :hibernate}
   end
 
@@ -34,4 +35,13 @@ defmodule Farmbot.System.UpdateTimer do
     Process.send_after(self(), :checkup, @twelve_hours)
     {:noreply, state, :hibernate}
   end
+
+  def handle_info({Farmbot.System.Registry, {:config_storage, {"settings", "os_auto_update", true}}}, state) do
+    Farmbot.Bootstrap.AuthTask.force_refresh()
+    {:noreply, state, :hibernate}
+  end
+
+  def handle_info({Farmbot.System.Registry, _}, state) do
+    {:noreply, state, :hibernate}
+  end
 end

test/farmbot/system/updates/update_timer_test.exs

@@ -0,0 +1,19 @@
+defmodule Farmbot.System.UpdateTimerTest do
+  use ExUnit.Case, async: false
+  alias Farmbot.System.ConfigStorage
+
+  test "Opting into beta updates should refresh token" do
+    Farmbot.System.Registry.subscribe(self())
+
+    old = ConfigStorage.get_config_value(:string, "authorization", "token")
+
+    ConfigStorage.update_config_value(:bool, "settings", "os_auto_update", false)
+    ConfigStorage.update_config_value(:bool, "settings", "os_auto_update", true)
+
+    assert_receive {Farmbot.System.Registry, {:config_storage, {"settings", "os_auto_update", true}}}
+    assert_receive {Farmbot.System.Registry, {:authorization, :new_token}}, 1000
+
+    new = ConfigStorage.get_config_value(:string, "authorization", "token")
+    assert old != new
+  end
+end