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| <h2 title="Interface CsiAdaptorPlugin" class="title">Interface CsiAdaptorPlugin</h2> |
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| <pre>public interface <span class="typeNameLabel">CsiAdaptorPlugin</span> |
| extends <a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html" title="interface in org.apache.hadoop.yarn.api">CsiAdaptorProtocol</a></pre> |
| <div class="block">csi-adaptor is a plugin, user can provide customized implementation |
| according to this interface. NM will init and load this into a NM aux |
| service, and it can run multiple csi-adaptor servers. |
| |
| User needs to implement all the methods defined in |
| <a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html" title="interface in org.apache.hadoop.yarn.api"><code>CsiAdaptorProtocol</code></a>, and plus the methods in this interface.</div> |
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| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorPlugin.html#getDriverName--">getDriverName</a></span>()</code> |
| <div class="block">Returns the driver name of the csi-driver this adaptor works with.</div> |
| </td> |
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| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorPlugin.html#init-java.lang.String-org.apache.hadoop.conf.Configuration-">init</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> driverName, |
| org.apache.hadoop.conf.Configuration conf)</code> |
| <div class="block">A csi-adaptor implementation can init its state within this function.</div> |
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| <h3>Methods inherited from interface org.apache.hadoop.yarn.api.<a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html" title="interface in org.apache.hadoop.yarn.api">CsiAdaptorProtocol</a></h3> |
| <code><a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html#getPluginInfo-org.apache.hadoop.yarn.api.protocolrecords.GetPluginInfoRequest-">getPluginInfo</a>, <a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html#nodePublishVolume-org.apache.hadoop.yarn.api.protocolrecords.NodePublishVolumeRequest-">nodePublishVolume</a>, <a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html#nodeUnpublishVolume-org.apache.hadoop.yarn.api.protocolrecords.NodeUnpublishVolumeRequest-">nodeUnpublishVolume</a>, <a href="../../../../../org/apache/hadoop/yarn/api/CsiAdaptorProtocol.html#validateVolumeCapacity-org.apache.hadoop.yarn.api.protocolrecords.ValidateVolumeCapabilitiesRequest-">validateVolumeCapacity</a></code></li> |
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| <h4>init</h4> |
| <pre>void init(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> driverName, |
| org.apache.hadoop.conf.Configuration conf) |
| throws <a href="../../../../../org/apache/hadoop/yarn/exceptions/YarnException.html" title="class in org.apache.hadoop.yarn.exceptions">YarnException</a></pre> |
| <div class="block">A csi-adaptor implementation can init its state within this function. |
| Configuration is available so the implementation can retrieve some |
| customized configuration from yarn-site.xml.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>driverName</code> - the name of the csi-driver.</dd> |
| <dd><code>conf</code> - configuration.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/yarn/exceptions/YarnException.html" title="class in org.apache.hadoop.yarn.exceptions">YarnException</a></code></dd> |
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| <h4>getDriverName</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getDriverName()</pre> |
| <div class="block">Returns the driver name of the csi-driver this adaptor works with. |
| The name should be consistent on all the places being used, ideally |
| it should come from the value when init is done.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the name of the csi-driver that this adaptor works with.</dd> |
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