| 1 | /** |
| 2 | * Licensed to jclouds, Inc. (jclouds) under one or more |
| 3 | * contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. jclouds licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.jclouds.vcloud.compute.strategy; |
| 20 | |
| 21 | import static org.jclouds.compute.reference.ComputeServiceConstants.COMPUTE_LOGGER; |
| 22 | import static org.jclouds.compute.reference.ComputeServiceConstants.PROPERTY_BLACKLIST_NODES; |
| 23 | |
| 24 | import java.util.Map; |
| 25 | import java.util.Set; |
| 26 | |
| 27 | import javax.annotation.Resource; |
| 28 | import javax.inject.Named; |
| 29 | import javax.inject.Singleton; |
| 30 | |
| 31 | import org.jclouds.compute.domain.ComputeMetadata; |
| 32 | import org.jclouds.compute.domain.ComputeMetadataBuilder; |
| 33 | import org.jclouds.compute.domain.ComputeType; |
| 34 | import org.jclouds.compute.domain.NodeMetadata; |
| 35 | import org.jclouds.compute.strategy.ListNodesStrategy; |
| 36 | import org.jclouds.logging.Logger; |
| 37 | import org.jclouds.vcloud.VCloudClient; |
| 38 | import org.jclouds.vcloud.VCloudMediaType; |
| 39 | import org.jclouds.vcloud.compute.functions.FindLocationForResource; |
| 40 | import org.jclouds.vcloud.domain.Org; |
| 41 | import org.jclouds.vcloud.domain.ReferenceType; |
| 42 | |
| 43 | import com.google.common.annotations.VisibleForTesting; |
| 44 | import com.google.common.base.Predicate; |
| 45 | import com.google.common.base.Splitter; |
| 46 | import com.google.common.base.Supplier; |
| 47 | import com.google.common.collect.ImmutableSet; |
| 48 | import com.google.common.collect.ImmutableSet.Builder; |
| 49 | import com.google.inject.Inject; |
| 50 | |
| 51 | /** |
| 52 | * @author Adrian Cole |
| 53 | */ |
| 54 | // TODO REFACTOR!!! needs to be parallel |
| 55 | @Singleton |
| 56 | public class VCloudListNodesStrategy implements ListNodesStrategy { |
| 57 | @Resource |
| 58 | @Named(COMPUTE_LOGGER) |
| 59 | public Logger logger = Logger.NULL; |
| 60 | |
| 61 | protected final VCloudClient client; |
| 62 | protected final Supplier<Map<String, ? extends Org>> nameToOrg; |
| 63 | protected final VCloudGetNodeMetadataStrategy getNodeMetadata; |
| 64 | protected final FindLocationForResource findLocationForResourceInVDC; |
| 65 | |
| 66 | Set<String> blackListVAppNames = ImmutableSet.<String> of(); |
| 67 | |
| 68 | @Inject(optional = true) |
| 69 | void setBlackList(@Named(PROPERTY_BLACKLIST_NODES) String blackListNodes) { |
| 70 | if (blackListNodes != null && !"".equals(blackListNodes)) |
| 71 | this.blackListVAppNames = ImmutableSet.copyOf(Splitter.on(',').split(blackListNodes)); |
| 72 | } |
| 73 | |
| 74 | @Inject |
| 75 | protected VCloudListNodesStrategy(VCloudClient client, Supplier<Map<String, ? extends Org>> nameToOrg, |
| 76 | VCloudGetNodeMetadataStrategy getNodeMetadata, FindLocationForResource findLocationForResourceInVDC) { |
| 77 | this.client = client; |
| 78 | this.nameToOrg = nameToOrg; |
| 79 | this.getNodeMetadata = getNodeMetadata; |
| 80 | this.findLocationForResourceInVDC = findLocationForResourceInVDC; |
| 81 | } |
| 82 | |
| 83 | @Override |
| 84 | public Iterable<ComputeMetadata> listNodes() { |
| 85 | Builder<ComputeMetadata> nodes = ImmutableSet.<ComputeMetadata> builder(); |
| 86 | for (Org org : nameToOrg.get().values()) { |
| 87 | for (ReferenceType vdc : org.getVDCs().values()) { |
| 88 | for (ReferenceType resource : client.getVDCClient().getVDC(vdc.getHref()).getResourceEntities().values()) { |
| 89 | if (validVApp(resource)) { |
| 90 | nodes.add(convertVAppToComputeMetadata(vdc, resource)); |
| 91 | } |
| 92 | } |
| 93 | } |
| 94 | } |
| 95 | return nodes.build(); |
| 96 | } |
| 97 | |
| 98 | private boolean validVApp(ReferenceType resource) { |
| 99 | return resource.getType().equals(VCloudMediaType.VAPP_XML) && !blackListVAppNames.contains(resource.getName()); |
| 100 | } |
| 101 | |
| 102 | private ComputeMetadata convertVAppToComputeMetadata(ReferenceType vdc, ReferenceType resource) { |
| 103 | ComputeMetadataBuilder builder = new ComputeMetadataBuilder(ComputeType.NODE); |
| 104 | builder.providerId(resource.getHref().toASCIIString()); |
| 105 | builder.name(resource.getName()); |
| 106 | builder.id(resource.getHref().toASCIIString()); |
| 107 | builder.location(findLocationForResourceInVDC.apply(vdc)); |
| 108 | return builder.build(); |
| 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public Iterable<NodeMetadata> listDetailsOnNodesMatching(Predicate<ComputeMetadata> filter) { |
| 113 | Builder<NodeMetadata> nodes = ImmutableSet.<NodeMetadata> builder(); |
| 114 | for (Org org : nameToOrg.get().values()) { |
| 115 | for (ReferenceType vdc : org.getVDCs().values()) { |
| 116 | for (ReferenceType resource : client.getVDCClient().getVDC(vdc.getHref()).getResourceEntities().values()) { |
| 117 | if (validVApp(resource) && filter.apply(convertVAppToComputeMetadata(vdc, resource))) { |
| 118 | addVAppToSetRetryingIfNotYetPresent(nodes, vdc, resource); |
| 119 | } |
| 120 | } |
| 121 | } |
| 122 | } |
| 123 | return nodes.build(); |
| 124 | } |
| 125 | |
| 126 | @VisibleForTesting |
| 127 | void addVAppToSetRetryingIfNotYetPresent(Builder<NodeMetadata> nodes, ReferenceType vdc, ReferenceType resource) { |
| 128 | NodeMetadata node = null; |
| 129 | int i = 0; |
| 130 | while (node == null && i++ < 3) { |
| 131 | try { |
| 132 | node = getNodeMetadata.getNode(resource.getHref().toASCIIString()); |
| 133 | nodes.add(node); |
| 134 | } catch (NullPointerException e) { |
| 135 | logger.warn("vApp %s not yet present in vdc %s", resource.getName(), vdc.getName()); |
| 136 | } |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | } |