distribution/docs/storage-drivers/swift.md

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<!--[metadata]>
+++
title = "Swift storage driver"
description = "Explains how to use the OpenStack swift storage driver"
keywords = ["registry, service, driver, images, storage, swift"]
[menu.main]
parent="smn_storagedrivers"
+++
<![end-metadata]-->
# OpenStack Swift storage driver
An implementation of the `storagedriver.StorageDriver` interface that uses [OpenStack Swift](http://docs.openstack.org/developer/swift/) for object storage.
## Parameters
<table>
<tr>
<th>Parameter</th>
<th>Required</th>
<th>Description</th>
</tr>
<tr>
<td>
<code>authurl</code>
</td>
<td>
yes
</td>
<td>
URL for obtaining an auth token. https://storage.myprovider.com/v2.0 or https://storage.myprovider.com/v3/auth
</td>
</tr>
<tr>
<td>
<code>username</code>
</td>
<td>
yes
</td>
<td>
Your Openstack user name.
</td>
</tr>
<tr>
<td>
<code>password</code>
</td>
<td>
yes
</td>
<td>
Your Openstack password.
</td>
</tr>
<tr>
<td>
<code>region</code>
</td>
<td>
no
</td>
<td>
The Openstack region in which your container exists.
</td>
</tr>
<tr>
<td>
<code>container</code>
</td>
<td>
yes
</td>
<td>
The name of your Swift container where you wish to store the registry's data. The driver creates the named container during its initialization.
</td>
</tr>
<tr>
<td>
<code>tenant</code>
</td>
<td>
no
</td>
<td>
Your Openstack tenant name. You can either use <code>tenant</code> or <code>tenantid</code>.
</td>
</tr>
<tr>
<td>
<code>tenantid</code>
</td>
<td>
no
</td>
<td>
Your Openstack tenant id. You can either use <code>tenant</code> or <code>tenantid</code>.
</td>
</tr>
<tr>
<td>
<code>domain</code>
</td>
<td>
no
</td>
<td>
Your Openstack domain name for Identity v3 API. You can either use <code>domain</code> or <code>domainid</code>.
</td>
</tr>
<tr>
<td>
<code>domainid</code>
</td>
<td>
no
</td>
<td>
Your Openstack domain id for Identity v3 API. You can either use <code>domain</code> or <code>domainid</code>.
</td>
</tr>
<tr>
<td>
<code>trustid</code>
</td>
<td>
no
</td>
<td>
Your Openstack trust id for Identity v3 API.
</td>
</tr>
<tr>
<td>
<code>insecureskipverify</code>
</td>
<td>
no
</td>
<td>
true to skip TLS verification, false by default.
</td>
</tr>
<tr>
<td>
<code>chunksize</code>
</td>
<td>
no
</td>
<td>
Size of the data segments for the Swift Dynamic Large Objects. This value should be a number (defaults to 5M).
</td>
</tr>
<tr>
<td>
<code>prefix</code>
</td>
<td>
no
</td>
<td>
This is a prefix that will be applied to all Swift keys to allow you to segment data in your container if necessary. Defaults to the empty string which is the container's root.
</td>
</tr>
<tr>
<td>
<code>secretkey</code>
</td>
<td>
no
</td>
<td>
The secret key used to generate temporary URLs.
</td>
</tr>
<tr>
<td>
<code>accesskey</code>
</td>
<td>
no
</td>
<td>
The access key to generate temporary URLs. It is used by HP Cloud Object Storage in addition to the `secretkey` parameter.
</td>
</tr>
<tr>
<td>
<code>authversion</code>
</td>
<td>
no
</td>
<td>
Specify the OpenStack Auth's version,for example <code>3</code>. By default the driver will autodetect the auth's version from the AuthURL.
</td>
</tr>
<tr>
<td>
<code>endpointtype</code>
</td>
<td>
no
</td>
<td>
The endpoint type used when connecting to swift. Possible values are `public`, `internal` and `admin`. Default is `public`.
</td>
</tr>
</table>
The features supported by the Swift server are queried by requesting the `/info` URL on the server. In case the administrator
disabled that feature, the configuration file can specify the following optional parameters :
<table>
<tr>
<td>
<code>tempurlcontainerkey</code>
</td>
<td>
<p>
Specify whether to use container secret key to generate temporary URL when set to true, or the account secret key otherwise.</p>
</p>
</td>
</tr>
<tr>
<td>
<code>tempurlmethods</code>
</td>
<td>
<p>
Array of HTTP methods that are supported by the TempURL middleware of the Swift server. Example:</p>
<code>
- tempurlmethods:
- GET
- PUT
- HEAD
- POST
- DELETE
</code>
</p>
</td>
</tr>
</table>