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<link rel="search" type="application/opensearchdescription+xml" title="Rancher Manager" href="/zh/opensearch.xml"><title data-rh="true">功能开关 | Rancher Manager</title><meta data-rh="true" name="twitter:card" content="summary_large_image"><meta data-rh="true" property="og:url" content="http://docs.ranchermanager.rancher.io//zh/reference-guides/installation-references/feature-flags"><meta data-rh="true" name="docusaurus_locale" content="zh"><meta data-rh="true" name="docsearch:language" content="zh"><meta data-rh="true" name="docusaurus_version" content="current"><meta data-rh="true" name="docusaurus_tag" content="docs-default-current"><meta data-rh="true" name="docsearch:version" content="current"><meta data-rh="true" name="docsearch:docusaurus_tag" content="docs-default-current"><meta data-rh="true" property="og:title" content="功能开关 | Rancher Manager"><meta data-rh="true" name="description" content="为了让你试用默认关闭的实验功能,我们引入了功能开关(feature flag)。"><meta data-rh="true" property="og:description" content="为了让你试用默认关闭的实验功能,我们引入了功能开关(feature flag)。"><link data-rh="true" rel="icon" href="/zh/img/favicon.png"><link data-rh="true" rel="canonical" href="http://docs.ranchermanager.rancher.io//zh/reference-guides/installation-references/feature-flags"><link data-rh="true" rel="alternate" href="http://docs.ranchermanager.rancher.io//reference-guides/installation-references/feature-flags" hreflang="en"><link data-rh="true" rel="alternate" href="http://docs.ranchermanager.rancher.io//zh/reference-guides/installation-references/feature-flags" hreflang="zh"><link data-rh="true" rel="alternate" href="http://docs.ranchermanager.rancher.io//reference-guides/installation-references/feature-flags" hreflang="x-default"><link data-rh="true" rel="preconnect" href="https://30NEY6C9UY-dsn.algolia.net" crossorigin="anonymous"><link rel="stylesheet" href="/zh/assets/css/styles.27db6f3b.css">
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<div role="region"><a href="#" class="skipToContent_fXgn">跳到主要内容</a></div><nav class="navbar navbar--fixed-top"><div class="navbar__inner"><div class="navbar__items"><button aria-label="Navigation bar toggle" class="navbar__toggle clean-btn" type="button" tabindex="0"><svg width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path stroke="currentColor" stroke-linecap="round" stroke-miterlimit="10" stroke-width="2" d="M4 7h22M4 15h22M4 23h22"></path></svg></button><a class="navbar__brand" href="/zh/"><div class="navbar__logo"><img src="/zh/img/rancher-logo-horiz-color.svg" alt="logo" class="themedImage_ToTc themedImage--light_HNdA"><img src="/zh/img/rancher-logo-horiz-color.svg" alt="logo" class="themedImage_ToTc themedImage--dark_i4oU"></div><b class="navbar__title text--truncate"></b></a><div class="navbar__item dropdown dropdown--hoverable"><a aria-current="page" class="navbar__link active" aria-haspopup="true" aria-expanded="false" role="button" href="/zh/">v2.6</a><ul 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class="docMainContainer_gTbr"><div class="container padding-top--md padding-bottom--lg"><div class="row"><div class="col docItemCol_GujU"><div class="docItemContainer_Adtb"><article><nav class="theme-doc-breadcrumbs breadcrumbsContainer_Z_bl" aria-label="页面路径"><ul class="breadcrumbs" itemscope="" itemtype="https://schema.org/BreadcrumbList"><li class="breadcrumbs__item"><a aria-label="主页面" class="breadcrumbs__link" href="/zh/"><svg viewBox="0 0 24 24" class="breadcrumbHomeIcon_OVgt"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item"><a class="breadcrumbs__link" itemprop="item" href="/zh/reference-guides"><span itemprop="name">参考指南</span></a><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item"><a class="breadcrumbs__link" itemprop="item" href="/zh/pages-for-subheaders/installation-references"><span itemprop="name">安装参考</span></a><meta itemprop="position" content="2"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">功能开关</span><meta itemprop="position" content="3"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">版本:v2.6</span><div class="theme-doc-markdown markdown"><header><h1>功能开关</h1></header><p>为了让你试用默认关闭的实验功能,我们引入了功能开关(feature flag)。</p><p>如需了解功能的值以及如何启用功能,请参阅<a href="/zh/pages-for-subheaders/enable-experimental-features">此处</a>。</p><div class="admonition admonition-note alert alert--secondary"><div class="admonition-heading"><h5><span class="admonition-icon"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="16" viewBox="0 0 14 16"><path fill-rule="evenodd" d="M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z"></path></svg></span>note</h5></div><div class="admonition-content"><p>某些功能需要重启 Rancher Server 容器才能生效。我们在文档的表格和 UI 中对这些功能进行了标记。</p></div></div><p>以下是 Rancher 中可用的功能开关列表:</p><ul><li><code>harvester</code>:从 2.6.1 开始可用。Harvester 用于管理 Virtualization Management 页面的访问。用户可以在该页面直接导航到 Harvester 集群并访问 Harvester UI。详情请参见<a href="/zh/explanations/integrations-in-rancher/harvester#%E5%8A%9F%E8%83%BD%E5%BC%80%E5%85%B3">本页</a>。</li><li><code>rke2</code>:用于启用配置 RKE2 集群的功能。这个功能开关默认开启,即允许用户尝试配置此类集群。</li><li><code>fleet</code>:由于 Fleet 功能已应用到新的配置框架中,因此我们需要启用先前的 <code>fleet</code> 功能开关。如果你在早期版本中禁用了此功能开关,升级到 Rancher 2.6 后,该功能开关会自动启用。详情请参见<a href="/zh/how-to-guides/new-user-guides/deploy-apps-across-clusters/fleet">此页</a>。</li><li><code>continuous-delivery</code>:在 Rancher v2.5.x 中,Fleet 带有 GitOps 功能,该功能不能与 Fleet 分开禁用。在 Rancher 2.6 中,我们引入了 <code>continuous-delivery</code> 功能开关,让你可以单独禁用 Fleet 的 GitOps 功能。详情请参见<a href="/zh/getting-started/installation-and-upgrade/advanced-options/enable-experimental-features/continuous-delivery">本页</a>。</li><li><code>legacy</code>:Rancher 会逐渐淘汰之前版本中的某些功能,以实现功能迭代。此处包括已弃用,以及之后会转移到其他地方的功能。默认情况下,新安装会禁用此功能开关。如果你从先前的版本升级,此功能开关会启用。</li><li><code>token-hashing</code>:用于启动新的 token-hashing 功能。启用后,会使用 SHA256 算法对现有 Token 和所有新 Token 进行哈希处理。一旦对 Token 进行哈希处理,就无法撤消操作。该功能开关启用后无法被禁用。详情请参见<a href="/zh/reference-guides/about-the-api/api-tokens">哈西处理 Token</a>。</li><li><code>unsupported-storage-drivers</code>:该功能<a href="/zh/getting-started/installation-and-upgrade/advanced-options/enable-experimental-features/unsupported-storage-drivers">允许使用不支持的存储驱动</a>。换言之,此功能允许你使用默认情况下未启用的存储提供商和卷插件。</li><li><code>istio-virtual-service-ui</code>:此功能让你<a href="/zh/getting-started/installation-and-upgrade/advanced-options/enable-experimental-features/istio-traffic-management-features">启动用于管理 Istio 流量的 UI,其中包括创建、读取、更新和删除 Istio 虚拟服务(Virtual Service)和目标规则(Destination Rule)</a>。</li><li><code>multi-cluster-management</code>:用于配置和管理多个 Kubernetes 集群。此功能开关只能在安装时设置,之后不能更改。</li></ul><p>下表介绍了 Rancher 中功能开关的可用版本和默认值:</p><table><thead><tr><th>功能开关名称</th><th>默认值</th><th>状态</th><th>可用于</th><th>是否需要重启 Rancher</th></tr></thead><tbody><tr><td><code>istio-virtual-service-ui</code></td><td><code>false</code></td><td>实验功能</td><td>v2.3.0</td><td></td></tr><tr><td><code>istio-virtual-service-ui</code></td><td><code>true</code></td><td>GA*</td><td>v2.3.2</td><td></td></tr><tr><td><code>unsupported-storage-drivers</code></td><td><code>false</code></td><td>实验功能</td><td>v2.3.0</td><td></td></tr><tr><td><code>fleet</code></td><td><code>true</code></td><td>GA*</td><td>v2.5.0</td><td></td></tr><tr><td><code>fleet</code></td><td><code>true</code></td><td>不能禁用</td><td>v2.6.0</td><td>N/A</td></tr><tr><td><code>continuous-delivery</code></td><td><code>true</code></td><td>GA*</td><td>v2.6.0</td><td></td></tr><tr><td><code>token-hashing</code></td><td>新安装:<code>false</code>;升级:<code>true</code></td><td>GA*</td><td>v2.6.0</td><td></td></tr><tr><td><code>legacy</code></td><td>新安装:<code>false</code>;升级:<code>true</code></td><td>GA*</td><td>v2.6.0</td><td></td></tr><tr><td><code>multi-cluster-management</code></td><td><code>false</code></td><td>GA*</td><td>v2.5.0</td><td></td></tr><tr><td><code>harvester</code></td><td><code>true</code></td><td>实验功能</td><td>v2.6.1</td><td></td></tr><tr><td><code>rke2</code></td><td><code>true</code></td><td>实验功能</td><td>v2.6.0</td><td></td></tr></tbody></table><p>*<!-- 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