{"id":37335,"date":"2023-07-07T16:51:12","date_gmt":"2023-07-07T16:51:12","guid":{"rendered":"https:\/\/www.railscarma.com\/?p=37335"},"modified":"2023-07-20T04:44:33","modified_gmt":"2023-07-20T04:44:33","slug":"feature-flags-in-rails-wie-man-test-bereitstellt-verwalten","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/de\/blog\/feature-flags-in-rails-wie-man-test-bereitstellt-verwalten\/","title":{"rendered":"Feature-Flags in Rails: Einsetzen, Testen und Verwalten"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"37335\" class=\"elementor elementor-37335\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7609814 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7609814\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c5f64c9\" data-id=\"c5f64c9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a89b66a elementor-widget elementor-widget-text-editor\" data-id=\"a89b66a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Einf\u00fchrung: Feature Flags, auch bekannt als Feature Toggles oder Switches, sind eine wertvolle Technik in der Softwareentwicklung, um die Verf\u00fcgbarkeit von Features oder Funktionen innerhalb einer Anwendung zu steuern. Durch die Verwendung von Feature Flags k\u00f6nnen Rails-Entwickler neue Features einfach bereitstellen, testen und verwalten, A\/B-Tests durchf\u00fchren und \u00c4nderungen schrittweise ausrollen. In diesem Artikel erfahren Sie, wie Sie Feature Flags in einer Rails-Anwendung effektiv einsetzen, testen und verwalten k\u00f6nnen, und erhalten praktische Beispiele.<\/span><\/p><h3><b>Einrichten von Merkmalskennzeichen<\/b><\/h3><p><span style=\"font-weight: 400;\">Lassen Sie uns zun\u00e4chst Feature-Flags in einer Rails-Anwendung einrichten. Wir verwenden die <a href=\"https:\/\/github.com\/jnunemaker\/flipper\" target=\"_blank\" rel=\"noopener\">Flipper-Perle<\/a> als Beispiel, aber Sie k\u00f6nnen auch jedes andere Feature Flag Management Tool w\u00e4hlen, das Ihren Bed\u00fcrfnissen entspricht.<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Installieren Sie das Flipper-Gem, indem Sie es zu Ihrem Gemfile hinzuf\u00fcgen und folgendes ausf\u00fchren <\/span><span style=\"font-weight: 400;\">Bundle-Installation<\/span><span style=\"font-weight: 400;\">.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Konfigurieren Sie Flipper durch Erstellen einer Initialisierungsdatei (<\/span><span style=\"font-weight: 400;\">config\/initializers\/flipper.rb<\/span><span style=\"font-weight: 400;\">) mit dem folgenden Inhalt:<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0863f28 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0863f28\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b742757\" data-id=\"b742757\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d13b70 elementor-widget elementor-widget-text-editor\" data-id=\"3d13b70\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Flipper\" ben\u00f6tigen<br \/>Flipper.configure do |config|<br \/>config.adapter = Flipper::Adapters::ActiveRecord.new<br \/>Ende<\/strong><\/p><p><strong># Register Merkmalskennzeichen<\/strong><\/p><p><strong>Flipper.register(:new_feature) do |actor|<br \/>actor.admin? # Beispielbedingung f\u00fcr die Aktivierung der Funktion<br \/>Ende<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-357de07 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"357de07\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cd5921f\" data-id=\"cd5921f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2bc343a elementor-widget elementor-widget-text-editor\" data-id=\"2bc343a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Erstellen Sie eine Migration, um die notwendigen Datenbanktabellen f\u00fcr Flipper einzurichten:<\/span><\/p><p><strong>Schienen erzeugen flipper:active_record<br \/>Schienen db: migrieren<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fd20230 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fd20230\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3585293\" data-id=\"3585293\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e336125 elementor-widget elementor-widget-text-editor\" data-id=\"e336125\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><b>Bereitstellen von Merkmalskennzeichen<\/b><\/h3><p><span style=\"font-weight: 400;\">Sobald Sie die Funktionskennzeichen eingerichtet haben, k\u00f6nnen Sie sie in verschiedenen Umgebungen einsetzen, sie auf der Grundlage bestimmter Bedingungen aktivieren oder deaktivieren und schrittweise Rollouts durchf\u00fchren.<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Aktivieren\/Deaktivieren von Flaggen in verschiedenen Umgebungen:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">In der Entwicklungsumgebung k\u00f6nnen Sie alle Flaggen aktivieren, um Tests und Entwicklung zu erm\u00f6glichen.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Aktivieren Sie in der Staging-Umgebung die Flags, die f\u00fcr die kommende Version relevant sind, um sie mit einer Untergruppe von echten Benutzern zu testen.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Aktivieren Sie in der Produktionsumgebung nach und nach oder f\u00fcr bestimmte Benutzergruppen Flaggen, um den Rollout-Prozess zu steuern.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verwenden Sie Konfigurationsdateien oder Umgebungsvariablen:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Speichern von Flaggenkonfigurationen in YAML-Dateien (<\/span><span style=\"font-weight: 400;\">config\/feature_flags.yml<\/span><span style=\"font-weight: 400;\">) oder als Umgebungsvariablen, um Flag-Einstellungen ohne Code-\u00c4nderungen oder Neuimplementierungen zu \u00e4ndern.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Schrittweise Markteinf\u00fchrung:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Beginnen Sie damit, eine neue Funktion f\u00fcr einen kleinen Prozentsatz der Nutzer oder eine bestimmte Gruppe zu aktivieren, um Feedback zu sammeln und die Auswirkungen zu beobachten.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Erh\u00f6hen Sie schrittweise den Prozentsatz oder erweitern Sie die Benutzergruppe, wenn das Vertrauen in die Funktion w\u00e4chst.<\/span><\/li><\/ul><\/li><\/ul><h3><b>Pr\u00fcfen von Merkmalskennzeichen<\/b><\/h3><p><span style=\"font-weight: 400;\">Um die Korrektheit Ihrer Feature-Flag-Implementierung sicherzustellen, ist es unerl\u00e4sslich, umfassende Tests zu schreiben, die verschiedene Flag-Konfigurationen und ihr erwartetes Verhalten abdecken.<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Schreiben Sie Tests:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Erstellen Sie Testf\u00e4lle, die verschiedene Szenarien auf der Grundlage von Flaggenzust\u00e4nden (aktiviert oder deaktiviert) abdecken.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Testen Sie das Verhalten der Anwendung unter verschiedenen Flaggenkonfigurationen, um die korrekte Funktionalit\u00e4t sicherzustellen.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verwenden Sie Test-Doubles oder Mocking:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Verwenden Sie in Tests Testdoubles oder das Feature Flag Management Tool, um verschiedene Flag-Zust\u00e4nde zu simulieren und ihr Verhalten zu kontrollieren.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Auf diese Weise k\u00f6nnen Sie verschiedene Pfade testen und sicherstellen, dass jeder Flaggenstatus korrekt behandelt wird.<\/span><\/li><\/ul><\/li><\/ul><h3><b>Verwalten von Merkmalskennzeichen<\/b><\/h3><p><span style=\"font-weight: 400;\">Eine effiziente Verwaltung von Feature Flags erfordert eine zentrale Steuerung, Versionskontrolle, \u00dcberwachung und ein angemessenes Lebenszyklusmanagement.<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Zentralisiertes Flaggenmanagement:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Pflegen Sie ein zentrales Dashboard oder eine zentrale Benutzeroberfl\u00e4che f\u00fcr die Verwaltung von Funktionsmerkmalen, so dass Sie diese leicht aktivieren oder deaktivieren, ihre Verwendung \u00fcberwachen und \u00c4nderungen im Laufe der Zeit verfolgen k\u00f6nnen.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Flipper bietet ein eingebautes Web-Dashboard, das Sie in Ihre Rails-Anwendung einbinden k\u00f6nnen, um die Flaggen bequem zu verwalten.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Versionskontrolle:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Speichern Sie Ihre Feature-Flag-Konfigurationsdateien (YAML) in der Versionskontrolle, um \u00c4nderungen zu verfolgen, die Historie zu \u00fcberpr\u00fcfen und die Zusammenarbeit zwischen den Teammitgliedern zu erleichtern.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00dcberwachung und Analytik:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Implementieren Sie eine Protokollierung oder Analyse, um die Verwendung von Funktionskennzeichen zu verfolgen und Nutzerfeedback zu sammeln.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Messen Sie die Auswirkungen von gekennzeichneten Funktionen auf wichtige Kennzahlen, um datengest\u00fctzte Entscheidungen \u00fcber die Ver\u00f6ffentlichung von Funktionen zu treffen.<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verwaltung des Lebenszyklus von Flaggen:<\/span><ul><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Regelm\u00e4\u00dfige \u00dcberpr\u00fcfung und Entfernung alter oder veralteter Flaggen, um die Codebasis sauber zu halten.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Definieren Sie einen Prozess f\u00fcr die Verwaltung des Lebenszyklus von Feature-Flags, einschlie\u00dflich der Erstellung, Pr\u00fcfung, Freigabe und eventuellen Entfernung von Flaggen.<\/span><\/li><\/ul><\/li><\/ul><h3><span style=\"font-weight: 400;\"><strong>Abschluss:<\/strong> <\/span><\/h3><p><span style=\"font-weight: 400;\">Feature-Flags bieten erhebliche Flexibilit\u00e4t und Kontrolle \u00fcber die Bereitstellung von Funktionen in Rails-Anwendungen. Wenn Sie die in diesem Artikel beschriebenen Schritte befolgen, k\u00f6nnen Sie Feature-Flags effektiv einsetzen, testen und verwalten. So k\u00f6nnen Sie mit neuen Funktionen experimentieren, Features schrittweise einf\u00fchren und Ihren Benutzern ein besseres Erlebnis bieten. Denken Sie daran, ein Feature-Flag-Verwaltungstool zu w\u00e4hlen, das Ihren Bed\u00fcrfnissen entspricht, und die Beispiele an Ihre spezifischen Anforderungen anzupassen. <a href=\"https:\/\/www.railscarma.com\/de\">Railscarma<\/a> ist ein sehr erfahrener und zuverl\u00e4ssiger <a href=\"https:\/\/www.railscarma.com\/de\">Ruby on Rails-Entwicklungsunternehmen<\/a> bekannt f\u00fcr die Bereitstellung hochwertiger L\u00f6sungen. 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By using feature flags, Rails developers can easily deploy, test, and manage new features, perform A\/B testing, and gradually roll out changes. In this article, we will &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.railscarma.com\/de\/blog\/third-party-api-integration-solutions-in-ruby-on-rails\/\"> <span class=\"screen-reader-text\">API-Integrationsl\u00f6sungen von Drittanbietern in Ruby on Rails<\/span> Weiterlesen \u00bb<\/a><\/p>","protected":false},"author":5,"featured_media":37349,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1224],"tags":[],"class_list":["post-37335","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Feature flags in Rails: How to Deploy, Test &amp; Manage - RailsCarma<\/title>\n<meta name=\"description\" content=\"Feature flags in Rails offer a powerful technique for selectively enabling or disabling certain features within an app without any code.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.railscarma.com\/de\/blog\/feature-flags-in-rails-wie-man-test-bereitstellt-verwalten\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Feature flags in Rails: How to Deploy, Test &amp; Manage - RailsCarma\" \/>\n<meta property=\"og:description\" content=\"Feature flags in Rails offer a powerful technique for selectively enabling or disabling certain features within an app without any code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.railscarma.com\/de\/blog\/feature-flags-in-rails-wie-man-test-bereitstellt-verwalten\/\" \/>\n<meta property=\"og:site_name\" content=\"RailsCarma - Ruby on Rails Development Company specializing in Offshore Development\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/RailsCarma\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-07T16:51:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-20T04:44:33+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2023\/07\/Feature-flags-in-Rails-How-to-Deploy-Test-Manage.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"300\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Nikhil\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@railscarma\" \/>\n<meta name=\"twitter:site\" content=\"@railscarma\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nikhil\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"4\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.railscarma.com\/blog\/feature-flags-in-rails-how-to-deploy-test-manage\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.railscarma.com\/blog\/feature-flags-in-rails-how-to-deploy-test-manage\/\"},\"author\":{\"name\":\"Nikhil\",\"@id\":\"https:\/\/www.railscarma.com\/#\/schema\/person\/1aa0357392b349082303e8222c35c30c\"},\"headline\":\"Feature flags in Rails: How to Deploy, Test &#038; 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