Application Config Page Toggle

.env.demo

@@ -171,6 +171,7 @@ ARTEMIS_WEB_ENABLED_AUTH_PROVIDERS=system_user
 ARTEMIS_WEB_HOSTNAME=localhost
 ARTEMIS_WEB_PORT=4077
 ARTEMIS_WEB_LIVE_VIEW_SECRET_KEY=avY1wGQQwgSIDF1v7GXT5p8AmSbUvb32
+ARTEMIS_WEB_APPLICATION_CONFIG_PAGE_ENABLED=true
 
 ### Ueberauth
 

.env.example

@@ -174,6 +174,7 @@ ARTEMIS_WEB_PORT=4077
 # Copy the output below and uncomment env variable:
 #
 # ARTEMIS_WEB_LIVE_VIEW_SECRET_KEY=
+ARTEMIS_WEB_APPLICATION_CONFIG_PAGE_ENABLED=false
 
 ### Ueberauth
 

.env.travis

@@ -161,6 +161,7 @@ ARTEMIS_WEB_ENABLED_AUTH_PROVIDERS=system_user
 ARTEMIS_WEB_HOSTNAME=localhost
 ARTEMIS_WEB_PORT=4077
 ARTEMIS_WEB_LIVE_VIEW_SECRET_KEY=KUf9d9YMmWmNw9xnEdSXWDspN+F5+VaX
+ARTEMIS_WEB_APPLICATION_CONFIG_PAGE_ENABLED=false
 
 ### Ueberauth
 

apps/artemis_web/config/config.exs

@@ -10,7 +10,8 @@ config :artemis_web, ArtemisWeb.Endpoint,
   secret_key_base: System.get_env("ARTEMIS_SECRET_KEY"),
   render_errors: [view: ArtemisWeb.ErrorView, accepts: ~w(html json)],
   pubsub_server: ArtemisPubSub,
-  live_view: [signing_salt: System.get_env("ARTEMIS_WEB_LIVE_VIEW_SECRET_KEY")]
+  live_view: [signing_salt: System.get_env("ARTEMIS_WEB_LIVE_VIEW_SECRET_KEY")],
+  application_config_page: [enabled: System.get_env("ARTEMIS_WEB_APPLICATION_CONFIG_PAGE_ENABLED")]
 
 config :artemis_web, ArtemisWeb.Guardian,
   allowed_algos: ["HS512"],

apps/artemis_web/lib/artemis_web.ex

@@ -103,6 +103,29 @@ defmodule ArtemisWeb do
         end
       end
 
+      # Config
+
+      defp app_config_enabled?(conn, app_config, render_controller) do
+        case apply(Artemis.Helpers.AppConfig, :enabled?, app_config) do
+          true -> render_controller.()
+          false -> render_not_found(conn)
+        end
+      end
+
+      defp app_config_enabled_any?(conn, app_configs, render_controller) do
+        case Enum.any?(app_configs, &apply(Artemis.Helpers.AppConfig, :enabled?, &1)) do
+          true -> render_controller.()
+          false -> render_not_found(conn)
+        end
+      end
+
+      defp app_config_enabled_all?(conn, app_configs, render_controller) do
+        case Enum.all?(app_configs, &apply(Artemis.Helpers.AppConfig, :enabled?, &1)) do
+          true -> render_controller.()
+          false -> render_not_found(conn)
+        end
+      end
+
       # Features
 
       defp feature_active?(conn, feature, render_controller) do

apps/artemis_web/lib/artemis_web/config/navigation.ex

@@ -16,7 +16,10 @@ defmodule ArtemisWeb.Config.Navigation do
         [
           label: "Application Configs",
           path: &Routes.application_config_path(&1, :index),
-          verify: &has?(&1, "application-configs:list")
+          verify: fn current_user ->
+            has?(current_user, "application-configs:list") &&
+              Artemis.Helpers.AppConfig.enabled?(:artemis_web, ArtemisWeb.Endpoint, :application_config_page)
+          end
         ],
         [
           label: "System Tasks",

apps/artemis_web/lib/artemis_web/controllers/application_config_controller.ex

@@ -1,7 +1,7 @@
 defmodule ArtemisWeb.ApplicationConfigController do
   use ArtemisWeb, :controller
 
-  @allowed_application_configs [
+  @allowed_applications [
     :artemis,
     :artemis_api,
     :artemis_log,
@@ -11,34 +11,50 @@ defmodule ArtemisWeb.ApplicationConfigController do
 
   def index(conn, _params) do
     authorize(conn, "application-configs:list", fn ->
-      assigns = [
-        application_configs: @allowed_application_configs
-      ]
+      app_config_enabled?(conn, [:artemis_web, ArtemisWeb.Endpoint, :application_config_page], fn ->
+        assigns = [
+          application_configs: @allowed_applications
+        ]
 
-      render(conn, "index.html", assigns)
+        render(conn, "index.html", assigns)
+      end)
     end)
   end
 
   def show(conn, %{"id" => id}) do
     authorize(conn, "application-configs:show", fn ->
-      assigns = [
-        application_config: get_application_config(id),
-        application_id: id
-      ]
-
-      render(conn, "show.html", assigns)
+      app_config_enabled?(conn, [:artemis_web, ArtemisWeb.Endpoint, :application_config_page], fn ->
+        assigns = [
+          application_config: get_application_config(id),
+          application_id: id,
+          application_spec: get_application_spec(id),
+          applications_started: Application.started_applications()
+        ]
+
+        render(conn, "show.html", assigns)
+      end)
     end)
   end
 
   # Helpers
 
   defp get_application_config(id) do
     application = String.to_existing_atom(id)
-    allowed? = Enum.member?(@allowed_application_configs, application)
+    allowed? = Enum.member?(@allowed_applications, application)
 
     case allowed? do
       true -> Application.get_all_env(application)
       false -> {:error, "Invalid Application"}
     end
   end
+
+  defp get_application_spec(id) do
+    application = String.to_existing_atom(id)
+    allowed? = Enum.member?(@allowed_applications, application)
+
+    case allowed? do
+      true -> Application.spec(application)
+      false -> {:error, "Invalid Application"}
+    end
+  end
 end

apps/artemis_web/lib/artemis_web/templates/application_config/show.html.eex

@@ -15,7 +15,17 @@
   <%= render_flash_notifications @conn %>
 
   <section>
-    <%= h3 "Raw Data" %>
-    <pre><code><%= inspect @application_config, pretty: true %></code></pre>
+    <%= h3 "Application Config" %>
+    <pre><code><%= inspect @application_config, limit: :infinity, pretty: true, printable_limit: :infinity %></code></pre>
+  </section>
+
+  <section>
+    <%= h3 "Application Spec" %>
+    <pre><code><%= inspect @application_spec, limit: :infinity, pretty: true, printable_limit: :infinity  %></code></pre>
+  </section>
+
+  <section>
+    <%= h3 "Applications Started" %>
+    <pre><code><%= inspect @applications_started, limit: :infinity, pretty: true, printable_limit: :infinity  %></code></pre>
   </section>
 </div>