mirror of https://github.com/apache/jclouds.git
LibvirtConstants
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Andrea Turli
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/**
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*
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* Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
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*
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* ====================================================================
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ====================================================================
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*/
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package org.jclouds.libvirt;
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/**
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* Configuration properties and constants used in libvirt local connections.
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*
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* @author Adrian Cole
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*/
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public interface LibvirtConstants {
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public static final String PROPERTY_LIBVIRT_DOMAIN_DIR = "jclouds.libvirt.domain.dir";
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}
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//public static final String PROPERTY_AUTH_TAG = "jclouds.aws.auth.tag";
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//public static final String PROPERTY_HEADER_TAG = "jclouds.aws.header.tag";
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package org.jclouds.libvirt.compute;
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import java.io.StringReader;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.ExecutorService;
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import javax.inject.Inject;
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import javax.inject.Named;
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import javax.inject.Provider;
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import javax.inject.Singleton;
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import org.jclouds.Constants;
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import org.jclouds.collect.Memoized;
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import org.jclouds.compute.ComputeServiceContext;
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import org.jclouds.compute.domain.Hardware;
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import org.jclouds.compute.domain.Image;
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import org.jclouds.compute.domain.NodeMetadata;
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import org.jclouds.compute.domain.TemplateBuilder;
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import org.jclouds.compute.internal.BaseComputeService;
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import org.jclouds.compute.options.TemplateOptions;
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import org.jclouds.compute.reference.ComputeServiceConstants.Timeouts;
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import org.jclouds.compute.strategy.DestroyNodeStrategy;
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import org.jclouds.compute.strategy.GetNodeMetadataStrategy;
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import org.jclouds.compute.strategy.ListNodesStrategy;
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import org.jclouds.compute.strategy.RebootNodeStrategy;
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import org.jclouds.compute.strategy.ResumeNodeStrategy;
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import org.jclouds.compute.strategy.RunNodesAndAddToSetStrategy;
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import org.jclouds.compute.strategy.SuspendNodeStrategy;
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import org.jclouds.compute.util.ComputeUtils;
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import org.jclouds.domain.Credentials;
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import org.jclouds.domain.Location;
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import org.libvirt.Connect;
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import org.libvirt.StorageVol;
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import org.xml.sax.InputSource;
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import com.google.common.base.Predicate;
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import com.google.common.base.Supplier;
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import com.google.common.base.Throwables;
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import com.jamesmurty.utils.XMLBuilder;
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/**
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*
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* @author andrea turli
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*
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*/
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@Singleton
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public class LibvirtComputeService extends BaseComputeService {
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private final Connect client;
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@Inject
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protected LibvirtComputeService(ComputeServiceContext context,
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Map<String, Credentials> credentialStore,
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@Memoized Supplier<Set<? extends Image>> images,
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@Memoized Supplier<Set<? extends Hardware>> hardwareProfiles,
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@Memoized Supplier<Set<? extends Location>> locations,
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ListNodesStrategy listNodesStrategy,
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GetNodeMetadataStrategy getNodeMetadataStrategy,
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RunNodesAndAddToSetStrategy runNodesAndAddToSetStrategy,
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RebootNodeStrategy rebootNodeStrategy,
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DestroyNodeStrategy destroyNodeStrategy,
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ResumeNodeStrategy resumeNodeStrategy,
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SuspendNodeStrategy suspendNodeStrategy,
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Provider<TemplateBuilder> templateBuilderProvider,
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Provider<TemplateOptions> templateOptionsProvider,
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@Named("NODE_RUNNING") Predicate<NodeMetadata> nodeRunning,
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@Named("NODE_TERMINATED") Predicate<NodeMetadata> nodeTerminated,
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@Named("NODE_SUSPENDED") Predicate<NodeMetadata> nodeSuspended, ComputeUtils utils,
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Timeouts timeouts,
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@Named(Constants.PROPERTY_USER_THREADS) ExecutorService executor,
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Connect client) {
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super(context, credentialStore, images, hardwareProfiles, locations,
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listNodesStrategy, getNodeMetadataStrategy,
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runNodesAndAddToSetStrategy, rebootNodeStrategy, destroyNodeStrategy,
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resumeNodeStrategy, suspendNodeStrategy, templateBuilderProvider,
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templateOptionsProvider, nodeRunning, nodeTerminated, nodeSuspended,
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utils, timeouts, executor);
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this.client = client;
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}
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@Override
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public void destroyNode(String id) {
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super.destroyNode(id);
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eliminateDomain(id);
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}
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private void eliminateDomain(String id) {
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try {
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XMLBuilder builder = XMLBuilder.parse(new InputSource(new StringReader(
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client.domainLookupByUUIDString(id).getXMLDesc(0)
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)));
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String diskFileName = builder.xpathFind("//devices/disk[@device='disk']/source").getElement().getAttribute("file");
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StorageVol storageVol = client.storageVolLookupByPath(diskFileName);
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storageVol.delete(0);
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client.domainLookupByUUIDString(id).undefine();
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} catch (Exception e) {
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propogate(e);
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}
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}
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protected <T> T propogate(Exception e) {
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Throwables.propagate(e);
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assert false;
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return null;
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}
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}
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@ -0,0 +1,73 @@
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/**
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*
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* Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
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*
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* ====================================================================
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ====================================================================
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*/
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package org.jclouds.libvirt.compute;
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import static org.jclouds.Constants.PROPERTY_API_VERSION;
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import static org.jclouds.Constants.PROPERTY_ENDPOINT;
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import static org.jclouds.libvirt.LibvirtConstants.PROPERTY_LIBVIRT_DOMAIN_DIR;
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import static org.jclouds.compute.reference.ComputeServiceConstants.PROPERTY_TIMEOUT_NODE_SUSPENDED;
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import java.util.Properties;
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import org.jclouds.PropertiesBuilder;
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/**
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* Builds properties used in Libvirt Clients
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*
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* @author Andrea Turli
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*/
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public class LibvirtPropertiesBuilder extends PropertiesBuilder {
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@Override
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protected Properties defaultProperties() {
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Properties properties = super.defaultProperties();
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properties.setProperty(PROPERTY_LIBVIRT_DOMAIN_DIR, "/etc/libvirt/qemu");
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/*
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properties.setProperty(PROPERTY_AUTH_TAG, "AWS");
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properties.setProperty(PROPERTY_HEADER_TAG, "amz");
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properties.setProperty(PROPERTY_ENDPOINT, "https://ec2.us-east-1.amazonaws.com");
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properties.setProperty(PROPERTY_API_VERSION, EC2AsyncClient.VERSION);
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properties.setProperty(PROPERTY_ELB_ENDPOINT, "https://elasticloadbalancing.us-east-1.amazonaws.com");
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// amazon, alestic, canonical, and rightscale
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properties.setProperty(PROPERTY_EC2_AMI_OWNERS, "137112412989,063491364108,099720109477,411009282317");
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// amis that work with the cluster instances
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properties.setProperty(PROPERTY_EC2_CC_AMIs, "us-east-1/ami-7ea24a17");
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*/
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// sometimes, like in ec2, stop takes a very long time, perhaps
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// due to volume management. one example spent 2 minutes moving
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// from stopping->stopped state on an ec2 micro
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properties.setProperty(PROPERTY_TIMEOUT_NODE_SUSPENDED, 120 * 1000 + "");
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// auth fail sometimes happens in EC2, as the rc.local script that injects the
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// authorized key executes after ssh has started
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properties.setProperty("jclouds.ssh.max_retries", "7");
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properties.setProperty("jclouds.ssh.retryable_messages",
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"Auth fail,invalid data,End of IO Stream Read,Connection reset,socket is not established");
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return properties;
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}
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public LibvirtPropertiesBuilder(Properties properties) {
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super(properties);
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}
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public LibvirtPropertiesBuilder() {
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super();
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}
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}
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