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Report a bug against this page"><i class="fa fa-bug" data-toggle="tooltip" data-placement="top" title="Report a Bug"></i></a> </div> </div> <div class="row"> <div class="col-lg-12"> <div class="docs-body" role="main"> <section id="openstack-block-storage-cinder-documentation"> <h1>OpenStack Block Storage (Cinder) documentation<a class="headerlink" href="#openstack-block-storage-cinder-documentation" title="Link to this heading">¶</a></h1> <figure class="align-center"> <img alt="Cinder logo" src="_images/cinder.png" /> </figure> <section id="what-is-cinder"> <h2>What is Cinder?<a class="headerlink" href="#what-is-cinder" title="Link to this heading">¶</a></h2> <p>Cinder is the OpenStack Block Storage service for providing volumes to Nova virtual machines, Ironic bare metal hosts, containers and more. Some of the goals of Cinder are to be/have:</p> <ul class="simple"> <li><p><strong>Component based architecture</strong>: Quickly add new behaviors</p></li> <li><p><strong>Highly available</strong>: Scale to very serious workloads</p></li> <li><p><strong>Fault-Tolerant</strong>: Isolated processes avoid cascading failures</p></li> <li><p><strong>Recoverable</strong>: Failures should be easy to diagnose, debug, and rectify</p></li> <li><p><strong>Open Standards</strong>: Be a reference implementation for a community-driven api</p></li> </ul> </section> <section id="for-end-users"> <h2>For end users<a class="headerlink" href="#for-end-users" title="Link to this heading">¶</a></h2> <p>As an end user of Cinder, you’ll use Cinder to create and manage volumes using the Horizon user interface, command line tools such as the <a class="reference external" href="https://docs.openstack.org/python-cinderclient/latest/">python-cinderclient</a>, or by directly using the <a class="reference external" href="https://docs.openstack.org/api-ref/block-storage/">REST API</a>.</p> <section id="tools-for-using-cinder"> <h3>Tools for using Cinder<a class="headerlink" href="#tools-for-using-cinder" title="Link to this heading">¶</a></h3> <ul class="simple"> <li><p><a class="reference external" href="https://docs.openstack.org/horizon/latest/user/manage-volumes.html">Horizon</a>: The official web UI for the OpenStack Project.</p></li> <li><p><a class="reference external" href="https://docs.openstack.org/python-openstackclient/latest/">OpenStack Client</a>: The official CLI for OpenStack Projects. You should use this as your CLI for most things, it includes not just nova commands but also commands for most of the projects in OpenStack.</p></li> <li><p><a class="reference external" href="https://docs.openstack.org/python-cinderclient/latest/user/shell.html">Cinder Client</a>: The <strong>openstack</strong> CLI is recommended, but there are some advanced features and administrative commands that are not yet available there. For CLI access to these commands, the <strong>cinder</strong> CLI can be used instead.</p></li> </ul> </section> <section id="using-the-cinder-api"> <h3>Using the Cinder API<a class="headerlink" href="#using-the-cinder-api" title="Link to this heading">¶</a></h3> <p>All features of Cinder are exposed via a REST API that can be used to build more complicated logic or automation with Cinder. This can be consumed directly or via various SDKs. The following resources can help you get started consuming the API directly.</p> <ul class="simple"> <li><p><a class="reference external" href="https://docs.openstack.org/api-ref/block-storage/">Cinder API</a></p></li> <li><p><a class="reference internal" href="contributor/api_microversion_history.html"><span class="doc">Cinder microversion history</span></a></p></li> </ul> </section> </section> <section id="for-operators"> <h2>For operators<a class="headerlink" href="#for-operators" title="Link to this heading">¶</a></h2> <p>This section has details for deploying and maintaining Cinder services.</p> <section id="installing-cinder"> <h3>Installing Cinder<a class="headerlink" href="#installing-cinder" title="Link to this heading">¶</a></h3> <p>Cinder can be configured standalone using the configuration setting <code class="docutils literal notranslate"><span class="pre">auth_strategy</span> <span class="pre">=</span> <span class="pre">noauth</span></code>, but in most cases you will want to at least have the <a class="reference external" href="https://docs.openstack.org/keystone/latest/install/">Keystone</a> Identity service and other <a class="reference external" href="https://docs.openstack.org/latest/install/">OpenStack services</a> installed.</p> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="install/index.html">Installation Guide</a></li> </ul> </div> </section> <section id="administrating-cinder"> <h3>Administrating Cinder<a class="headerlink" href="#administrating-cinder" title="Link to this heading">¶</a></h3> <p>Contents:</p> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="admin/index.html">Cinder Administration</a></li> </ul> </div> </section> <section id="reference"> <h3>Reference<a class="headerlink" href="#reference" title="Link to this heading">¶</a></h3> <p>Contents:</p> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="configuration/index.html">Cinder Service Configuration</a></li> </ul> </div> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="drivers-all-about.html">All About Cinder Drivers</a><ul> <li class="toctree-l2"><a class="reference internal" href="reference/support-matrix.html">Cinder Driver Support Matrix</a></li> <li class="toctree-l2"><a class="reference internal" href="drivers.html">Available Drivers</a></li> </ul> </li> </ul> </div> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="cli/index.html">Command-Line Interface Reference</a></li> </ul> </div> </section> <section id="additional-resources"> <h3>Additional resources<a class="headerlink" href="#additional-resources" title="Link to this heading">¶</a></h3> <ul class="simple"> <li><p><a class="reference external" href="https://docs.openstack.org/releasenotes/cinder/">Cinder release notes</a></p></li> </ul> </section> </section> <section id="for-contributors"> <h2>For contributors<a class="headerlink" href="#for-contributors" title="Link to this heading">¶</a></h2> <p>Contributions to Cinder are welcome. There can be a lot of background information needed to get started. This section should help get you started. Please feel free to also ask any questions in the <strong>#openstack-cinder</strong> IRC channel.</p> <section id="contributing-to-cinder"> <h3>Contributing to Cinder<a class="headerlink" href="#contributing-to-cinder" title="Link to this heading">¶</a></h3> <p>Contents:</p> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="contributor/index.html">Contributor Guide</a></li> <li class="toctree-l1"><a class="reference internal" href="contributor/api_microversion_dev.html">API Microversions</a></li> </ul> </div> </section> </section> <section id="for-reviewers"> <h2>For reviewers<a class="headerlink" href="#for-reviewers" title="Link to this heading">¶</a></h2> <ul class="simple"> <li><p><a class="reference internal" href="contributor/gerrit.html#transition-guidelines"><span class="std std-ref">Python 2 to Python 3 transition guidelines</span></a></p></li> </ul> </section> <section id="additional-reference"> <h2>Additional reference<a class="headerlink" href="#additional-reference" title="Link to this heading">¶</a></h2> <p>Contents:</p> <div class="toctree-wrapper compound"> <ul> <li class="toctree-l1"><a class="reference internal" href="common/glossary.html">Glossary</a></li> </ul> </div> </section> <section id="indices-and-tables"> <h2>Indices and tables<a class="headerlink" href="#indices-and-tables" title="Link to this heading">¶</a></h2> <p>Contents:</p> <ul class="simple"> <li><p><a class="reference internal" href="genindex.html"><span class="std std-ref">Index</span></a></p></li> <li><p><a class="reference internal" href="search.html"><span class="std std-ref">Search Page</span></a></p></li> </ul> </section> </section> </div> </div> </div> <div class="docs-actions"> <a href="install/index.html"><i class="fa fa-angle-double-right" data-toggle="tooltip" data-placement="top" title="Next: Cinder Installation Guide"></i></a> <a id="pdfLink2" href="" target="_blank" title="Download the manuals as PDF"><i class="fa fa-file-pdf-o" data-toggle="tooltip" data-placement="top" title="Download PDF"></i></a> <a id="logABugLink3" href="" target="_blank" title="Found an error? Report a bug against this page"><i class="fa fa-bug" data-toggle="tooltip" data-placement="top" title="Report a Bug"></i></a> </div> <div class="row docs-byline bottom"> <div class="docs-updated">this page last updated: 2021-09-24 17:25:46</div> </div> <div class="row"> <div class="col-lg-8 col-md-8 col-sm-8 docs-license"> <a href="https://creativecommons.org/licenses/by/3.0/"> <img src="_static/images/docs/license.png" alt="Creative Commons Attribution 3.0 License"/> </a> <p> Except where otherwise noted, this document is licensed under <a href="https://creativecommons.org/licenses/by/3.0/">Creative Commons Attribution 3.0 License</a>. 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