| 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.compute.strategy; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | import static com.google.common.base.Preconditions.checkState; |
| 23 | import static com.google.common.base.Throwables.getRootCause; |
| 24 | import static java.lang.String.format; |
| 25 | import static org.jclouds.compute.util.ComputeServiceUtils.findReachableSocketOnNode; |
| 26 | |
| 27 | import java.util.Map; |
| 28 | import java.util.Set; |
| 29 | import java.util.concurrent.Callable; |
| 30 | |
| 31 | import org.jclouds.javax.annotation.Nullable; |
| 32 | import javax.annotation.Resource; |
| 33 | import javax.inject.Named; |
| 34 | |
| 35 | import org.jclouds.compute.callables.RunScriptOnNode; |
| 36 | import org.jclouds.compute.config.CustomizationResponse; |
| 37 | import org.jclouds.compute.domain.ExecResponse; |
| 38 | import org.jclouds.compute.domain.NodeMetadata; |
| 39 | import org.jclouds.compute.domain.NodeState; |
| 40 | import org.jclouds.compute.options.TemplateOptions; |
| 41 | import org.jclouds.compute.predicates.RetryIfSocketNotYetOpen; |
| 42 | import org.jclouds.compute.reference.ComputeServiceConstants; |
| 43 | import org.jclouds.compute.reference.ComputeServiceConstants.Timeouts; |
| 44 | import org.jclouds.logging.Logger; |
| 45 | import org.jclouds.scriptbuilder.domain.Statement; |
| 46 | |
| 47 | import com.google.common.base.Function; |
| 48 | import com.google.common.base.Predicate; |
| 49 | import com.google.common.collect.Multimap; |
| 50 | import com.google.inject.assistedinject.Assisted; |
| 51 | import com.google.inject.assistedinject.AssistedInject; |
| 52 | |
| 53 | /** |
| 54 | * |
| 55 | * @author Adrian Cole |
| 56 | */ |
| 57 | public class CustomizeNodeAndAddToGoodMapOrPutExceptionIntoBadMap implements Callable<Void>, |
| 58 | Function<NodeMetadata, Void> { |
| 59 | public static interface Factory { |
| 60 | Callable<Void> create(TemplateOptions options, NodeMetadata node, Set<NodeMetadata> goodNodes, |
| 61 | Map<NodeMetadata, Exception> badNodes, |
| 62 | Multimap<NodeMetadata, CustomizationResponse> customizationResponses); |
| 63 | |
| 64 | Function<NodeMetadata, Void> create(TemplateOptions options, Set<NodeMetadata> goodNodes, |
| 65 | Map<NodeMetadata, Exception> badNodes, |
| 66 | Multimap<NodeMetadata, CustomizationResponse> customizationResponses); |
| 67 | } |
| 68 | |
| 69 | @Resource |
| 70 | @Named(ComputeServiceConstants.COMPUTE_LOGGER) |
| 71 | protected Logger logger = Logger.NULL; |
| 72 | |
| 73 | private final Predicate<NodeMetadata> nodeRunning; |
| 74 | private final InitializeRunScriptOnNodeOrPlaceInBadMap.Factory initScriptRunnerFactory; |
| 75 | private final GetNodeMetadataStrategy getNode; |
| 76 | private final RetryIfSocketNotYetOpen socketTester; |
| 77 | private final Timeouts timeouts; |
| 78 | |
| 79 | @Nullable |
| 80 | private final Statement statement; |
| 81 | private final TemplateOptions options; |
| 82 | private NodeMetadata node; |
| 83 | private final Set<NodeMetadata> goodNodes; |
| 84 | private final Map<NodeMetadata, Exception> badNodes; |
| 85 | private final Multimap<NodeMetadata, CustomizationResponse> customizationResponses; |
| 86 | |
| 87 | private transient boolean tainted; |
| 88 | |
| 89 | @AssistedInject |
| 90 | public CustomizeNodeAndAddToGoodMapOrPutExceptionIntoBadMap( |
| 91 | @Named("NODE_RUNNING") Predicate<NodeMetadata> nodeRunning, GetNodeMetadataStrategy getNode, |
| 92 | RetryIfSocketNotYetOpen socketTester, Timeouts timeouts, |
| 93 | Function<TemplateOptions, Statement> templateOptionsToStatement, |
| 94 | InitializeRunScriptOnNodeOrPlaceInBadMap.Factory initScriptRunnerFactory, |
| 95 | @Assisted TemplateOptions options, @Assisted @Nullable NodeMetadata node, |
| 96 | @Assisted Set<NodeMetadata> goodNodes, @Assisted Map<NodeMetadata, Exception> badNodes, |
| 97 | @Assisted Multimap<NodeMetadata, CustomizationResponse> customizationResponses) { |
| 98 | this.statement = checkNotNull(templateOptionsToStatement, "templateOptionsToStatement").apply( |
| 99 | checkNotNull(options, "options")); |
| 100 | this.nodeRunning = checkNotNull(nodeRunning, "nodeRunning"); |
| 101 | this.initScriptRunnerFactory = checkNotNull(initScriptRunnerFactory, "initScriptRunnerFactory"); |
| 102 | this.getNode = checkNotNull(getNode, "getNode"); |
| 103 | this.socketTester = checkNotNull(socketTester, "socketTester"); |
| 104 | this.timeouts = checkNotNull(timeouts, "timeouts"); |
| 105 | this.node = node; |
| 106 | this.options = checkNotNull(options, "options"); |
| 107 | this.goodNodes = checkNotNull(goodNodes, "goodNodes"); |
| 108 | this.badNodes = checkNotNull(badNodes, "badNodes"); |
| 109 | this.customizationResponses = checkNotNull(customizationResponses, "customizationResponses"); |
| 110 | } |
| 111 | |
| 112 | @AssistedInject |
| 113 | public CustomizeNodeAndAddToGoodMapOrPutExceptionIntoBadMap( |
| 114 | @Named("NODE_RUNNING") Predicate<NodeMetadata> nodeRunning, GetNodeMetadataStrategy getNode, |
| 115 | RetryIfSocketNotYetOpen socketTester, Timeouts timeouts, |
| 116 | Function<TemplateOptions, Statement> templateOptionsToStatement, |
| 117 | InitializeRunScriptOnNodeOrPlaceInBadMap.Factory initScriptRunnerFactory, |
| 118 | @Assisted TemplateOptions options, @Assisted Set<NodeMetadata> goodNodes, |
| 119 | @Assisted Map<NodeMetadata, Exception> badNodes, |
| 120 | @Assisted Multimap<NodeMetadata, CustomizationResponse> customizationResponses) { |
| 121 | this(nodeRunning, getNode, socketTester, timeouts, templateOptionsToStatement, initScriptRunnerFactory, options, |
| 122 | null, goodNodes, badNodes, customizationResponses); |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public Void call() { |
| 127 | checkState(!tainted, "this object is not designed to be reused: %s", toString()); |
| 128 | tainted = true; |
| 129 | String originalId = node.getId(); |
| 130 | NodeMetadata originalNode = node; |
| 131 | try { |
| 132 | if (options.shouldBlockUntilRunning()) { |
| 133 | if (nodeRunning.apply(node)) { |
| 134 | node = getNode.getNode(originalId); |
| 135 | } else { |
| 136 | NodeMetadata nodeForState = getNode.getNode(originalId); |
| 137 | NodeState state = nodeForState == null ? NodeState.TERMINATED : nodeForState.getState(); |
| 138 | if (state == NodeState.TERMINATED) |
| 139 | throw new IllegalStateException(format("node(%s) terminated before we could customize", originalId)); |
| 140 | else |
| 141 | throw new IllegalStateException(format( |
| 142 | "node(%s) didn't achieve the state running within %d seconds, final state: %s", originalId, |
| 143 | timeouts.nodeRunning / 1000, state)); |
| 144 | } |
| 145 | if (node == null) |
| 146 | throw new IllegalStateException(format("node %s terminated before applying options", originalId)); |
| 147 | if (statement != null) { |
| 148 | RunScriptOnNode runner = initScriptRunnerFactory.create(node, statement, options, badNodes).call(); |
| 149 | if (runner != null) { |
| 150 | ExecResponse exec = runner.call(); |
| 151 | customizationResponses.put(node, exec); |
| 152 | } |
| 153 | } |
| 154 | if (options.getPort() > 0) { |
| 155 | findReachableSocketOnNode(socketTester.seconds(options.getSeconds()), node, options.getPort()); |
| 156 | } |
| 157 | } |
| 158 | logger.debug("<< options applied node(%s)", originalId); |
| 159 | goodNodes.add(node); |
| 160 | } catch (Exception e) { |
| 161 | logger.error(e, "<< problem applying options to node(%s): ", originalId, getRootCause(e).getMessage()); |
| 162 | badNodes.put(node == null ? originalNode : node, e); |
| 163 | } |
| 164 | return null; |
| 165 | } |
| 166 | |
| 167 | @Override |
| 168 | public Void apply(NodeMetadata input) { |
| 169 | this.node = input; |
| 170 | call(); |
| 171 | return null; |
| 172 | } |
| 173 | } |