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| <a class="nav-link" href="../installing-che-on-openshift-4-using-operatorhub/">Installing Che on OpenShift 4 using OperatorHub</a> |
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| <a class="nav-link" href="../installing-che-on-openshift-4-using-cli/">Installing Che on OpenShift 4 using CLI</a> |
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| <a class="nav-link" href="./">Installing Che on OpenShift 3</a> |
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| <a class="nav-link" href="../installing-che-on-google-cloud-platform/">Installing Che on Google Cloud</a> |
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| <a class="nav-link" href="../installing-che-on-microsoft-azure/">Installing Che on Microsoft Azure</a> |
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| <a class="nav-link" href="../installing-che-locally/">Installing Che locally</a> |
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| <a class="nav-link" href="../installing-che-on-codeready-containers/">Installing Che on CodeReady Containers</a> |
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| <a class="nav-link" href="../installing-che-on-docker-desktop/">Installing Che on Docker Desktop</a> |
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| <a class="nav-link" href="../installing-che-on-minikube/">Installing Che on Minikube</a> |
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| <a class="nav-link" href="../installing-che-on-minishift/">Installing Che on Minishift</a> |
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| <a class="nav-link" href="../installing-che-on-kind/">Installing Che on Kind</a> |
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| <a class="nav-link" href="../using-the-chectl-management-tool/">Using the chectl management tool</a> |
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| <a class="nav-link" href="../installing-che-in-a-restricted-environment/">Installing Che in restricted environment</a> |
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| <a class="nav-link" href="../advanced-configuration-options-for-the-che-server-component/">Advanced configuration options for Che server</a> |
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| <a class="nav-link" href="../configuring-namespace-strategies/">Configuring workspace target namespace</a> |
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| <a class="nav-link" href="../configuring-storage-strategies/">Configuring storage strategies</a> |
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| <a class="nav-link" href="../configuring-storage-types/">Configuring storage types</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-the-number-of-workspaces-that-a-user-can-run/">Configuring the number of workspaces that a user can run</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-the-number-of-workspaces-that-a-user-can-create/">Configuring the number of workspaces that a user can create</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-workspace-exposure-strategies/">Configuring workspace exposure strategies</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-workspaces-nodeselector/">Configuring workspaces nodeSelector</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-che-hostname/">Configuring Che hostname</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../configuring-ingresses/">Configuring Kubernetes Ingress</a> |
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| <a class="nav-link" href="../configuring-routes/">Configuring OpenShift Route</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../deploying-che-with-support-for-git-repositories-with-self-signed-certificates/">Deploying Che with support for Git repositories with self-signed certificates</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../installing-che-using-storage-classes/">Installing Che using storage classes</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../importing-untrusted-tls-certificates/">Importing untrusted TLS certificates to Che</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../switching-between-external-and-internal-communication/">Switching between external and internal ways in inter-component communication</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../setting-up-the-keycloak-che-username-readonly-theme-for-the-eclipse-che-login-page/">Setting up the Keycloak che-username-readonly theme for the Eclipse Che login page</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../mounting-a-secret-as-a-file-or-an-environment-variable-into-a-container/">Mounting a secret as a file or an environment variable into a Eclipse Che container</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../enabling-dev-workspace-engine/">Enabling Dev Workspace engine</a> |
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| <a class="nav-link" href="../upgrading-che/">Upgrading Che</a> |
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| <a class="nav-link" href="../upgrading-che-using-operatorhub/">Upgrading Che using OperatorHub</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../upgrading-che-using-the-cli-management-tool/">Upgrading Che using the CLI management tool</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../upgrading-che-using-the-cli-management-tool-in-restricted-environment/">Upgrading Che in restricted environment</a> |
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| <li class="nav-item" data-depth="2"> |
| <a class="nav-link" href="../upgrading-che-namespace-strategies-other-than-per-user/">Updating Che namespace strategies other than 'per user'</a> |
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| <button class="nav-item-toggle"></button> |
| <a class="nav-link" href="../uninstalling-che/">Uninstalling Che</a> |
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| <h1 class="page">Installing Che on OpenShift 3 using the Operator</h1> |
| <div class="paragraph"> |
| <p>This section describes how to install Che on OpenShift 3 with the <code>chectl</code> CLI management tool. The method of installation is using the Operator and enable TLS (HTTPS).</p> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <i class="fa icon-note" title="Note"></i> |
| </td> |
| <td class="content"> |
| <div class="paragraph"> |
| <p>Methods for updating from a previous Che installation and enabling multiple instances in the same OpenShift Container Platform 3.11 cluster are provided below the installation procedure.</p> |
| </div> |
| </td> |
| </tr> |
| </table> |
| </div> |
| <div class="paragraph"> |
| <p>Operators are a method of packaging, deploying, and managing a Kubernetes or OpenShift application which also provide the following:</p> |
| </div> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>Repeatability of installation and upgrade.</p> |
| </li> |
| <li> |
| <p>Constant health checks of every system component.</p> |
| </li> |
| <li> |
| <p>Over-the-air (OTA) updates for OpenShift components and independent software vendor (ISV) content.</p> |
| </li> |
| <li> |
| <p>A place to encapsulate knowledge from field engineers and spread it to all users.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <i class="fa icon-note" title="Note"></i> |
| </td> |
| <td class="content"> |
| <div class="paragraph"> |
| <p>This approach is only supported for use with OpenShift Container Platform and OpenShift Dedicated version 3.11, but also work for newer versions of OpenShift Container Platform and OpenShift Dedicated, and serves as a backup installation method for situations when the installation method using OperatorHub is not available.</p> |
| </div> |
| </td> |
| </tr> |
| </table> |
| </div> |
| <div class="ulist"> |
| <div class="title">Prerequisites</div> |
| <ul> |
| <li> |
| <p>Administrator rights on a running instance of OpenShift 3.11.</p> |
| </li> |
| <li> |
| <p>An installation of the <code>oc</code> OpenShift 3.11 CLI management tool. See <a href="https://docs.openshift.com/container-platform/3.11/cli_reference/get_started_cli.html#installing-the-cli">Installing the OpenShift 3.11 CLI</a>.</p> |
| </li> |
| <li> |
| <p>An installation of the <code>chectl</code> management tool. See <a href="../using-the-chectl-management-tool/" class="page">Using the chectl management tool</a>.</p> |
| </li> |
| <li> |
| <p>To apply settings that the main chectl command-line parameters cannot set, prepare a configuration file <code>operator-cr-patch.yaml</code> that will override the default values in the <code>CheCluster</code> Custom Resource used by the Operator. See <a href="../configuring-the-che-installation/" class="page">Configuring the Che installation</a>.</p> |
| </li> |
| <li> |
| <p>Use the eclipse-che namespace as the default installation project.</p> |
| </li> |
| <li> |
| <p>Configure OpenShift to pull images from <code>registry.redhat.com</code>. See <a href="https://access.redhat.com/RegistryAuthentication">Red Hat Container Registry Authentication</a>.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="olist arabic"> |
| <div class="title">Procedure</div> |
| <ol class="arabic"> |
| <li> |
| <p>Log in to OpenShift. See <a href="https://docs.openshift.com/container-platform/3.11/cli_reference/get_started_cli.html#basic-setup-and-login">Basic Setup and Login</a>.</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="nowrap">$ oc login</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Run the following command to verify that the version of the <code>oc</code> OpenShift CLI management tool is 3.11:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="nowrap">$ oc version |
| oc v3.11.0+0cbc58b</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Run the following command to create the Che instance in the default namespace called eclipse-che:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="nowrap">$ chectl server:deploy -p openshift</pre> |
| </div> |
| </div> |
| </li> |
| </ol> |
| </div> |
| <div class="olist arabic"> |
| <div class="title">Verification steps</div> |
| <ol class="arabic"> |
| <li> |
| <p>The output of the previous command ends with:</p> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre>Command server:deploy has completed successfully.</pre> |
| </div> |
| </div> |
| </li> |
| <li> |
| <p>Navigate to the Che cluster instance: <code>https://che-host:che-port</code>.</p> |
| </li> |
| </ol> |
| </div> |
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