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| <li><a href="/che/docs/che-7/adding-tools-to-che-after-creating-a-workspace">Adding tools to Che after creating a workspace</a></li> |
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| <li><a href="/che/docs/che-7/configuring-github-oauth">Configuring GitHub OAuth</a></li> |
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| <li><a href="/che/docs/che-7/configuring-openshift-oauth">Configuring OpenShift OAuth</a></li> |
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| <a href="#" class="expandable">Using artifact repositories in a restricted environment</a> |
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| <li><a href="/che/docs/che-7/using-artifact-repositories-in-a-restricted-environment">Overview</a></li> |
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| <li><a href="/che/docs/che-7/using-maven-artifact-repositories">Using Maven artifact repositories</a></li> |
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| <li><a href="/che/docs/che-7/using-gradle-artifact-repositories">Using Gradle artifact repositories</a></li> |
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| <li><a href="/che/docs/che-7/using-python-artifact-repositories">Using Python artifact repositories</a></li> |
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| <li><a href="/che/docs/che-7/using-go-artifact-repositories">Using Go artifact repositories</a></li> |
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| <li><a href="/che/docs/che-7/using-nuget-artifact-repositories">Using NuGet artifact repositories</a></li> |
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| <li><a href="/che/docs/che-7/using-npm-artifact-repositories">Using npm artifact repositories</a></li> |
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| <li> |
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| <a href="/che/docs/che-7/troubleshooting-for-che-end-users">Troubleshooting for Che end users</a> |
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| <div class="sidebarSubtitle">Installation Guide</div> |
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| <a href="/che/docs/che-7/installing-che-in-restricted-environment">Installing Che in restricted environment</a> |
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| <a href="/che/docs/che-7/upgrading-che">Upgrading Che</a> |
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| <a href="/che/docs/che-7/advanced-configuration-options">Advanced configuration options</a> |
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| <li> |
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| <a href="/che/docs/che-7/uninstalling-che">Uninstalling Che</a> |
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| <div class="sidebarSubtitle">Administration Guide</div> |
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| <li> |
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| <a href="#" class="expandable">Customizing devfile and plug-in registries</a> |
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| <ul> |
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| <li><a href="/che/docs/che-7/customizing-the-devfile-and-plug-in-registries">Overview</a></li> |
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| <li><a href="/che/docs/che-7/building-and-running-a-custom-registry-image">Building and running a custom registry image</a></li> |
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| <li><a href="/che/docs/che-7/including-the-plug-in-binaries-in-the-registry-image">Including the plug-in binaries in the registry image</a></li> |
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| <li><a href="/che/docs/che-7/editing-a-devfile-and-plug-in-at-runtime">Editing a devfile and plug-in at runtime</a></li> |
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| </ul> |
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| <li> |
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| <a href="/che/docs/che-7/configuring-system-variables">Configuring system variables</a> |
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| <ul> |
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| </ul> |
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| <li> |
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| <a href="#" class="expandable">Retrieving Che logs</a> |
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| <ul> |
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| <li><a href="/che/docs/che-7/retrieving-che-logs">Overview</a></li> |
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| <li><a href="/che/docs/che-7/viewing-kubernetes-events">Accessing Kubernetes events on OpenShift</a></li> |
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| <li><a href="/che/docs/che-7/viewing-che-server-logs">Viewing Che server logs</a></li> |
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| <li><a href="/che/docs/che-7/viewing-external-service-logs">Viewing external service logs</a></li> |
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| <li><a href="/che/docs/che-7/viewing-che-workspaces-logs">Viewing Che workspaces logs</a></li> |
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| <li><a href="/che/docs/che-7/viewing-plug-in-broker-logs">Viewing Plug-in broker logs</a></li> |
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| <li><a href="/che/docs/che-7/collecting-logs-using-chectl">Collecting logs using chectl</a></li> |
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| </ul> |
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| <li> |
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| <a href="/che/docs/che-7/monitoring-che">Monitoring Che</a> |
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| <ul> |
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| <li> |
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| <a href="/che/docs/che-7/tracing-che">Tracing Che</a> |
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| <ul> |
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| <li> |
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| <a href="#" class="expandable">Managing users</a> |
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| <li><a href="/che/docs/che-7/managing-users">Overview</a></li> |
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| <li><a href="/che/docs/che-7/configuring-authorization">Configuring authorization</a></li> |
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| <li><a href="/che/docs/che-7/using-organizations">Using organizations</a></li> |
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| <li><a href="/che/docs/che-7/removing-user-data">Removing user data</a></li> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="#" class="expandable">Securing Che</a> |
| |
| <ul> |
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| <li><a href="/che/docs/che-7/securing-che">Overview</a></li> |
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| <li><a href="/che/docs/che-7/authenticating-users">Authenticating users</a></li> |
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| <li><a href="/che/docs/che-7/authorizing-users">Authorizing users</a></li> |
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| <li> |
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| <a href="#" class="expandable">Backup and disaster recovery</a> |
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| <ul> |
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| <li><a href="/che/docs/che-7/backup-and-disaster-recovery">Overview</a></li> |
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| <li><a href="/che/docs/che-7/external-database-setup">External database setup</a></li> |
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| <li><a href="/che/docs/che-7/persistent-volumes-backups">Persistent Volumes backups</a></li> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/calculating-che-resource-requirements">Calculating Che resource requirements</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/caching-images-for-faster-workspace-start">Caching images for faster workspace start</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <div class="sidebarSubtitle">Contributor Guide</div> |
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| <li> |
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| <a href="/che/docs/che-7/installing-che-in-tls-mode-with-self-signed-certificates">Installing Che in TLS mode with self-signed certificates</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/branding-che-theia">Branding Che-Theia</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/developing-che-theia-plug-ins">Developing Che-Theia plug-ins</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/testing-che-theia-plug-ins">Testing Che-Theia plug-ins</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/publishing-che-theia-plug-ins">Publishing Che-Theia plug-ins</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/adding-support-for-a-new-language">Adding support for a new language</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="/che/docs/che-7/adding-support-for-a-new-debugger">Adding support for a new debugger</a> |
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| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="#" class="expandable">Che extensibility reference</a> |
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| <ul> |
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| <li><a href="/che/docs/che-7/che-extensibility-reference">Overview</a></li> |
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| <li><a href="/che/docs/che-7/che-extension-points">Che extension points</a></li> |
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| <li><a href="/che/docs/che-7/che-theia-plug-in-api">Che-Theia plug-in API</a></li> |
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| <li><a href="/che/docs/che-7/debug-adapter-protocol">Debug Adapter Protocol</a></li> |
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| <li><a href="/che/docs/che-7/language-server-protocol">Language Server Protocol</a></li> |
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| </ul> |
| </li> |
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| <div class="sidebarSubtitle">Extensions</div> |
| |
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| <li> |
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| <a href="/che/docs/che-7/eclipse-che4z">Eclipse Che4z</a> |
| |
| <ul> |
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| </ul> |
| </li> |
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| <li> |
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| <a href="#" class="expandable">OpenShift Connector</a> |
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| <ul> |
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| <li><a href="/che/docs/che-7/openshift-connector-overview">Overview</a></li> |
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| <li><a href="/che/docs/che-7/features-of-openshift-connector">Features of OpenShift Connector</a></li> |
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| <li><a href="/che/docs/che-7/installing-openshift-connector-in-eclipse-che">Installing OpenShift Connector in Eclipse Che</a></li> |
| |
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| <li><a href="/che/docs/che-7/authenticating-with-openshift-connector-from-eclipse-che">Authenticating with OpenShift Connector from Eclipse Che</a></li> |
| |
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| <li><a href="/che/docs/che-7/creating-components-with-openshift-connector-in-eclipse-che">Creating Components with OpenShift Connector in Eclipse Che</a></li> |
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| <li><a href="/che/docs/che-7/connecting-source-code-from-github-to-a-openshift-component-using-openshift-connector">Connecting source code from GitHub to a OpenShift Component</a></li> |
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| <div class="col-md-9" id="tg-sb-content"> |
| <div class="post-header"> |
| <h1 class="post-title-main">Uninstalling Che</h1> |
| </div> |
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| |
| <div class="post-content"> |
| |
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| <div id="preamble"> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>This section describes uninstallation procedures for Eclipse Che installed on OpenShift. The uninstallation process leads to a complete removal of Che-related user data. The appropriate uninstallation method depends on what method was used to install the Che instance.</p> |
| </div> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>For Che installed using OperatorHub, see <a href="#uninstalling-che-after-operatorhub-installation_uninstalling-che">Uninstalling Che after OperatorHub installation</a>.</p> |
| </li> |
| <li> |
| <p>For Che installed using chectl, see <a href="#uninstalling-che-after-chectl-installation_uninstalling-che">Uninstalling Che after chectl installation</a></p> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="uninstalling-che-after-operatorhub-installation_uninstalling-che">Uninstalling Che after OperatorHub installation</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Users have two options for uninstalling Che from an OpenShift cluster. The following sections describe the following methods:</p> |
| </div> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>Using the OpenShift Administrator Perspective web UI</p> |
| </li> |
| <li> |
| <p>Using <code>oc</code> commands from the terminal</p> |
| </li> |
| </ul> |
| </div> |
| <div class="sect2"> |
| <h3 id="uninstalling-che-using-the-openshift-web-console">Uninstalling Che using the OpenShift web console</h3> |
| <div class="paragraph"> |
| <p>This section describes how to uninstall Che from a cluster using the OpenShift Administrator Perspective main menu.</p> |
| </div> |
| <div class="ulist"> |
| <div class="title">Prerequisites</div> |
| <ul> |
| <li> |
| <p>Che was installed on an OpenShift cluster using OperatorHub.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="olist arabic"> |
| <div class="title">Procedure: deleting the Che deployment</div> |
| <ol class="arabic"> |
| <li> |
| <p>Open the OpenShift web console.</p> |
| </li> |
| <li> |
| <p>Navigate to the <strong>Operators > Installed Operators</strong> section.</p> |
| </li> |
| <li> |
| <p>Click <strong>Eclipse Che</strong> in the list of installed operators.</p> |
| </li> |
| <li> |
| <p>Navigate to the <strong>Eclipse Che Cluster</strong> tab.</p> |
| </li> |
| <li> |
| <p>In the row that displays information about the specific Che cluster, delete the Che Cluster deployment using the drop-down menu illustrated as three horizontal dots (<span class="icon"><i class="fa fa-fa-ellipsis-v"></i></span>) situated on the right side of the screen.</p> |
| </li> |
| <li> |
| <p>Alternatively, delete the Che deployment by clicking the displayed Eclipse Che Cluster, <code>eclipse-che</code>, and select the <strong>Delete cluster</strong> option in the <strong>Actions</strong> drop-down menu on the top right.</p> |
| </li> |
| </ol> |
| </div> |
| <div class="olist arabic"> |
| <div class="title">Procedure: deleting the Che Operator</div> |
| <ol class="arabic"> |
| <li> |
| <p>Open the OpenShift web console.</p> |
| </li> |
| <li> |
| <p>Navigate to the <strong>Operators > Installed Operators</strong> section in OpenShift Developer Perspective.</p> |
| </li> |
| <li> |
| <p>In the row that displays information about the specific Eclipse Che Operator, uninstall the Che Operator using the drop-down menu illustrated as three horizontal dots (<span class="icon"><i class="fa fa-fa-ellipsis-v"></i></span>) situated on the right side of the screen.</p> |
| </li> |
| <li> |
| <p>Accept the selected option, <strong>Also completely remove the Operator from the selected namespace</strong>.</p> |
| </li> |
| <li> |
| <p>Alternatively, uninstall the Eclipse Che Operator by clicking the displayed Eclipse Che Operator, <code>Eclipse Che</code>, followed by selecting the <strong>Uninstall Operator</strong> option in the <strong>Actions</strong> drop-down menu on the top right.</p> |
| </li> |
| </ol> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="uninstalling-che-using-oc-commands">Uninstalling Che using <code>oc</code> commands</h3> |
| <div class="paragraph"> |
| <p>This section provides instructions on how to uninstall a Che instance using <code>oc</code> commands.</p> |
| </div> |
| <div class="ulist"> |
| <div class="title">Prerequisites</div> |
| <ul> |
| <li> |
| <p>Che was installed on an OpenShift cluster using OperatorHub.</p> |
| </li> |
| <li> |
| <p>OpenShift command-line tools (<code>oc</code>) are installed on the local workstation.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="paragraph"> |
| <div class="title">Procedure</div> |
| <p>The following procedure provides command-line outputs as examples. Note that output in the user terminal may differ.</p> |
| </div> |
| <div class="paragraph"> |
| <p>To uninstall a Che instance from a cluster:</p> |
| </div> |
| <div class="olist arabic"> |
| <ol class="arabic"> |
| <li> |
| <p>Sign in to the cluster:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc login -u <em><username></em> -p <em><password></em> <em><cluster_URL></em></pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Switch to the project where the Che instance is deployed:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc project <em><che_project></em></pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Obtain the Che cluster name. The following shows a cluster named <code>eclipse-che</code>:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc get checluster |
| NAME AGE |
| eclipse-che 27m</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Delete the Che cluster:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc delete checluster eclipse-che |
| checluster.org.eclipse.che "eclipse-che" deleted</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Obtain the name of the Che cluster service version (CSV) module. The following detects a CSV module named <code>eclipse-che.v7.9</code>:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc get csv |
| NAME DISPLAY VERSION REPLACES PHASE |
| eclipse-che.v7.9 Eclipse Che 7.9 eclipse-che.v6.x Succeeded</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Delete the Che CSV:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc delete csv eclipse-che.v7.9 |
| clusterserviceversion.operators.coreos.com "eclipse-che.v7.9" deleted</pre> |
| </div> |
| </div> |
| </li> |
| </ol> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="uninstalling-che-after-chectl-installation_uninstalling-che">Uninstalling Che after chectl installation</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>This section describes how to uninstall an instance of Eclipse Che that was installed using the <code>chectl</code> tool.</p> |
| </div> |
| <div class="admonitionblock important"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <i class="fa icon-important" title="Important"></i> |
| </td> |
| <td class="content"> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>For Che installed using the <code>chectl server:start</code> command and the <code>-n</code> argument (custom namespace specified), use the <code>-n</code> argument also to uninstall the Che instance.</p> |
| </li> |
| <li> |
| <p>For installations that did not use the <code>-n</code> argument, the created namespace is named default by default.</p> |
| </li> |
| </ul> |
| </div> |
| </td> |
| </tr> |
| </table> |
| </div> |
| <div class="ulist"> |
| <div class="title">Prerequisites</div> |
| <ul> |
| <li> |
| <p>Che was installed on an OpenShift cluster using <code>chectl</code>.</p> |
| </li> |
| <li> |
| <p>OpenShift command-line tools (<code>oc</code>) and <code>chectl</code> are installed on the local workstation.</p> |
| </li> |
| <li> |
| <p>The user is logged in a Che cluster using <code>oc</code>.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="olist arabic"> |
| <div class="title">Procedure</div> |
| <ol class="arabic"> |
| <li> |
| <p>Stop the Eclipse Che Server:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ chectl server:stop</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Obtain the name of the Che namespace:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ oc get checluster --all-namespaces -o=jsonpath="{.items[*].metadata.namespace}"</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Remove Che from the cluster:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>$ chectl server:delete -n <em><namespace></em></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>This removes all Che installations from the cluster.</p> |
| </div> |
| </li> |
| </ol> |
| </div> |
| </div> |
| </div> |
| |
| <div class="tags"> |
| |
| <b>Tags: </b> |
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| Eclipse Che - Documentation <br/> |
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