feat(flags): add feature flags

backend/config/config.exs

@@ -1,7 +1,7 @@
 #
 # This file is part of Edgehog.
 #
-# Copyright 2021-2024 SECO Mind Srl
+# Copyright 2021 - 2025 SECO Mind Srl
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -112,6 +112,8 @@ config :edgehog, :edgehog_forwarder, %{
   enabled?: true
 }
 
+config :edgehog, :features, containers: true
+
 config :edgehog,
   ecto_repos: [Edgehog.Repo]
 

backend/config/prod.exs

@@ -1,7 +1,7 @@
 #
 # This file is part of Edgehog.
 #
-# Copyright 2021 SECO Mind Srl
+# Copyright 2021 - 2025 SECO Mind Srl
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -30,6 +30,7 @@ import Config
 # which you should run after static files are built and
 # before starting your production server.
 config :edgehog, EdgehogWeb.Endpoint, url: [host: "example.com", port: 80]
+config :edgehog, :features, containers: false
 
 # Configure Logfmt
 config :logger, :console, format: {PrettyLog.LogfmtFormatter, :format}

backend/lib/edgehog/containers/containers.ex

@@ -1,7 +1,7 @@
 #
 # This file is part of Edgehog.
 #
-# Copyright 2024 SECO Mind Srl
+# Copyright 2025 SECO Mind Srl
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -25,6 +25,8 @@ defmodule Edgehog.Containers do
       AshGraphql.Domain
     ]
 
+  import Edgehog.Features
+
   alias Edgehog.Containers.Application
   alias Edgehog.Containers.Deployment
   alias Edgehog.Containers.DeploymentReadyAction
@@ -35,55 +37,57 @@ defmodule Edgehog.Containers do
   graphql do
     root_level_errors? true
 
-    queries do
-      list Application, :applications, :read do
-        description "Returns all the available applications."
-      end
+    if feature_available?(:containers) do
+      queries do
+        list Application, :applications, :read do
+          description "Returns all the available applications."
+        end
 
-      get ImageCredentials, :image_credentials, :read do
-        description "Returns the desired image credentials."
-      end
+        get ImageCredentials, :image_credentials, :read do
+          description "Returns the desired image credentials."
+        end
 
-      list ImageCredentials, :list_image_credentials, :read do
-        description "Returns all available image credentials."
-      end
+        list ImageCredentials, :list_image_credentials, :read do
+          description "Returns all available image credentials."
+        end
 
-      get Application, :application, :read do
-        description "Returns the desired application."
-      end
+        get Application, :application, :read do
+          description "Returns the desired application."
+        end
 
-      get Release, :release, :read do
-        description "Returns the desired release."
+        get Release, :release, :read do
+          description "Returns the desired release."
+        end
       end
-    end
 
-    mutations do
-      create Application, :create_application, :create do
-        description "Create a new application."
-      end
+      mutations do
+        create Application, :create_application, :create do
+          description "Create a new application."
+        end
 
-      create Release, :create_release, :create do
-        description "Create a new release."
-        relay_id_translations input: [application_id: :application]
-      end
+        create Release, :create_release, :create do
+          description "Create a new release."
+          relay_id_translations input: [application_id: :application]
+        end
 
-      create ImageCredentials, :create_image_credentials, :create do
-        description "Create image credentials."
-      end
+        create ImageCredentials, :create_image_credentials, :create do
+          description "Create image credentials."
+        end
 
-      destroy ImageCredentials, :delete_image_credentials, :destroy
+        destroy ImageCredentials, :delete_image_credentials, :destroy
 
-      create Deployment, :deploy_release, :deploy do
-        description "Deploy the application on a device"
-        relay_id_translations input: [release_id: :release, device_id: :device]
-      end
+        create Deployment, :deploy_release, :deploy do
+          description "Deploy the application on a device"
+          relay_id_translations input: [release_id: :release, device_id: :device]
+        end
 
-      update Deployment, :start_deployment, :start
-      update Deployment, :stop_deployment, :stop
-      update Deployment, :delete_deployment, :delete
+        update Deployment, :start_deployment, :start
+        update Deployment, :stop_deployment, :stop
+        update Deployment, :delete_deployment, :delete
 
-      update Deployment, :upgrade_deployment, :upgrade_release do
-        relay_id_translations input: [target: :release]
+        update Deployment, :upgrade_deployment, :upgrade_release do
+          relay_id_translations input: [target: :release]
+        end
       end
     end
   end

backend/lib/edgehog/features.ex

@@ -0,0 +1,32 @@
+#
+# This file is part of Edgehog.
+#
+# Copyright 2025 SECO Mind Srl
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+defmodule Edgehog.Features do
+  @moduledoc false
+  require Logger
+
+  def feature_available?(flag) do
+    value = Application.get_env(:edgehog, :features)[flag]
+
+    Logger.info("Flag #{flag} set to #{value}")
+
+    value
+  end
+end