| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.slider.providers.agent; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.common.base.Preconditions; |
| import org.apache.commons.io.FileUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FSDataOutputStream; |
| import org.apache.hadoop.fs.FileStatus; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.permission.FsAction; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| import org.apache.hadoop.registry.client.types.Endpoint; |
| import org.apache.hadoop.registry.client.types.ProtocolTypes; |
| import org.apache.hadoop.registry.client.types.ServiceRecord; |
| import org.apache.hadoop.util.StringUtils; |
| import org.apache.hadoop.yarn.api.ApplicationConstants; |
| import org.apache.hadoop.yarn.api.records.Container; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.LocalResource; |
| import org.apache.hadoop.yarn.api.records.LocalResourceType; |
| import org.apache.slider.api.ClusterDescription; |
| import org.apache.slider.api.ClusterDescriptionKeys; |
| import org.apache.slider.api.ClusterNode; |
| import org.apache.slider.api.InternalKeys; |
| import org.apache.slider.api.OptionKeys; |
| import org.apache.slider.api.ResourceKeys; |
| import org.apache.slider.api.StatusKeys; |
| import org.apache.slider.common.SliderExitCodes; |
| import org.apache.slider.common.SliderKeys; |
| import org.apache.slider.common.SliderXmlConfKeys; |
| import org.apache.slider.common.tools.SliderFileSystem; |
| import org.apache.slider.common.tools.SliderUtils; |
| import org.apache.slider.core.conf.AggregateConf; |
| import org.apache.slider.core.conf.ConfTreeOperations; |
| import org.apache.slider.core.conf.MapOperations; |
| import org.apache.slider.core.exceptions.BadCommandArgumentsException; |
| import org.apache.slider.core.exceptions.BadConfigException; |
| import org.apache.slider.core.exceptions.NoSuchNodeException; |
| import org.apache.slider.core.exceptions.SliderException; |
| import org.apache.slider.core.launch.CommandLineBuilder; |
| import org.apache.slider.core.launch.ContainerLauncher; |
| import org.apache.slider.core.registry.docstore.ExportEntry; |
| import org.apache.slider.core.registry.docstore.PublishedConfiguration; |
| import org.apache.slider.core.registry.docstore.PublishedExports; |
| import org.apache.slider.core.registry.info.CustomRegistryConstants; |
| import org.apache.slider.providers.AbstractProviderService; |
| import org.apache.slider.providers.ProviderCore; |
| import org.apache.slider.providers.ProviderRole; |
| import org.apache.slider.providers.ProviderUtils; |
| import org.apache.slider.providers.agent.application.metadata.Application; |
| import org.apache.slider.providers.agent.application.metadata.CommandScript; |
| import org.apache.slider.providers.agent.application.metadata.Component; |
| import org.apache.slider.providers.agent.application.metadata.ComponentExport; |
| import org.apache.slider.providers.agent.application.metadata.ConfigFile; |
| import org.apache.slider.providers.agent.application.metadata.DefaultConfig; |
| import org.apache.slider.providers.agent.application.metadata.Export; |
| import org.apache.slider.providers.agent.application.metadata.ExportGroup; |
| import org.apache.slider.providers.agent.application.metadata.Metainfo; |
| import org.apache.slider.providers.agent.application.metadata.OSPackage; |
| import org.apache.slider.providers.agent.application.metadata.OSSpecific; |
| import org.apache.slider.providers.agent.application.metadata.PropertyInfo; |
| import org.apache.slider.server.appmaster.actions.ProviderReportedContainerLoss; |
| import org.apache.slider.server.appmaster.actions.RegisterComponentInstance; |
| import org.apache.slider.server.appmaster.state.ContainerPriority; |
| import org.apache.slider.server.appmaster.state.RoleInstance; |
| import org.apache.slider.server.appmaster.state.StateAccessForProviders; |
| import org.apache.slider.server.appmaster.web.rest.agent.AgentCommandType; |
| import org.apache.slider.server.appmaster.web.rest.agent.AgentRestOperations; |
| import org.apache.slider.server.appmaster.web.rest.agent.CommandReport; |
| import org.apache.slider.server.appmaster.web.rest.agent.ComponentStatus; |
| import org.apache.slider.server.appmaster.web.rest.agent.ExecutionCommand; |
| import org.apache.slider.server.appmaster.web.rest.agent.HeartBeat; |
| import org.apache.slider.server.appmaster.web.rest.agent.HeartBeatResponse; |
| import org.apache.slider.server.appmaster.web.rest.agent.Register; |
| import org.apache.slider.server.appmaster.web.rest.agent.RegistrationResponse; |
| import org.apache.slider.server.appmaster.web.rest.agent.RegistrationStatus; |
| import org.apache.slider.server.appmaster.web.rest.agent.StatusCommand; |
| import org.apache.slider.server.services.security.CertificateManager; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.net.URL; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Date; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.TreeMap; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.CopyOnWriteArrayList; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import static org.apache.slider.server.appmaster.web.rest.RestPaths.SLIDER_PATH_AGENTS; |
| |
| /** |
| * This class implements the server-side logic for application deployment through Slider application package |
| */ |
| public class AgentProviderService extends AbstractProviderService implements |
| ProviderCore, |
| AgentKeys, |
| SliderKeys, AgentRestOperations { |
| |
| |
| protected static final Logger log = |
| LoggerFactory.getLogger(AgentProviderService.class); |
| private static final ProviderUtils providerUtils = new ProviderUtils(log); |
| private static final String LABEL_MAKER = "___"; |
| private static final String CONTAINER_ID = "container_id"; |
| private static final String GLOBAL_CONFIG_TAG = "global"; |
| private static final String LOG_FOLDERS_TAG = "LogFolders"; |
| private static final String HOST_FOLDER_FORMAT = "%s:%s"; |
| private static final String CONTAINER_LOGS_TAG = "container_log_dirs"; |
| private static final String CONTAINER_PWDS_TAG = "container_work_dirs"; |
| private static final String COMPONENT_TAG = "component"; |
| private static final String APPLICATION_TAG = "application"; |
| private static final String COMPONENT_DATA_TAG = "ComponentInstanceData"; |
| private static final String SHARED_PORT_TAG = "SHARED"; |
| private static final String PER_CONTAINER_TAG = "{PER_CONTAINER}"; |
| private static final int MAX_LOG_ENTRIES = 40; |
| private static final int DEFAULT_HEARTBEAT_MONITOR_INTERVAL = 60 * 1000; |
| |
| private final Object syncLock = new Object(); |
| private final ComponentTagProvider tags = new ComponentTagProvider(); |
| private int heartbeatMonitorInterval = 0; |
| private AgentClientProvider clientProvider; |
| private AtomicInteger taskId = new AtomicInteger(0); |
| private volatile Metainfo metainfo = null; |
| private Map<String, DefaultConfig> defaultConfigs = null; |
| private ComponentCommandOrder commandOrder = null; |
| private HeartbeatMonitor monitor; |
| private Boolean canAnyMasterPublish = null; |
| private AgentLaunchParameter agentLaunchParameter = null; |
| private String clusterName = null; |
| |
| private final Map<String, ComponentInstanceState> componentStatuses = |
| new ConcurrentHashMap<String, ComponentInstanceState>(); |
| private final Map<String, Map<String, String>> componentInstanceData = |
| new ConcurrentHashMap<String, Map<String, String>>(); |
| private final Map<String, Map<String, List<ExportEntry>>> exportGroups = |
| new ConcurrentHashMap<String, Map<String, List<ExportEntry>>>(); |
| private final Map<String, Map<String, String>> allocatedPorts = |
| new ConcurrentHashMap<String, Map<String, String>>(); |
| |
| private final Map<String, ExportEntry> logFolderExports = |
| Collections.synchronizedMap(new LinkedHashMap<String, ExportEntry>(MAX_LOG_ENTRIES, 0.75f, false) { |
| protected boolean removeEldestEntry(Map.Entry eldest) { |
| return size() > MAX_LOG_ENTRIES; |
| } |
| }); |
| private final Map<String, ExportEntry> workFolderExports = |
| Collections.synchronizedMap(new LinkedHashMap<String, ExportEntry>(MAX_LOG_ENTRIES, 0.75f, false) { |
| protected boolean removeEldestEntry(Map.Entry eldest) { |
| return size() > MAX_LOG_ENTRIES; |
| } |
| }); |
| private final Map<String, Set<String>> containerExportsMap = |
| new HashMap<String, Set<String>>(); |
| |
| /** |
| * Create an instance of AgentProviderService |
| */ |
| public AgentProviderService() { |
| super("AgentProviderService"); |
| setAgentRestOperations(this); |
| setHeartbeatMonitorInterval(DEFAULT_HEARTBEAT_MONITOR_INTERVAL); |
| } |
| |
| @Override |
| public List<ProviderRole> getRoles() { |
| return AgentRoles.getRoles(); |
| } |
| |
| @Override |
| protected void serviceInit(Configuration conf) throws Exception { |
| super.serviceInit(conf); |
| clientProvider = new AgentClientProvider(conf); |
| } |
| |
| @Override |
| public Configuration loadProviderConfigurationInformation(File confDir) throws |
| BadCommandArgumentsException, |
| IOException { |
| return new Configuration(false); |
| } |
| |
| @Override |
| public void validateInstanceDefinition(AggregateConf instanceDefinition) |
| throws |
| SliderException { |
| clientProvider.validateInstanceDefinition(instanceDefinition, null); |
| |
| ConfTreeOperations resources = |
| instanceDefinition.getResourceOperations(); |
| |
| Set<String> names = resources.getComponentNames(); |
| names.remove(SliderKeys.COMPONENT_AM); |
| for (String name : names) { |
| Component componentDef = getMetainfo().getApplicationComponent(name); |
| if (componentDef == null) { |
| throw new BadConfigException( |
| "Component %s is not a member of application.", name); |
| } |
| |
| MapOperations componentConfig = resources.getMandatoryComponent(name); |
| int count = |
| componentConfig.getMandatoryOptionInt(ResourceKeys.COMPONENT_INSTANCES); |
| int definedMinCount = componentDef.getMinInstanceCountInt(); |
| int definedMaxCount = componentDef.getMaxInstanceCountInt(); |
| if (count < definedMinCount || count > definedMaxCount) { |
| throw new BadConfigException("Component %s, %s value %d out of range. " |
| + "Expected minimum is %d and maximum is %d", |
| name, |
| ResourceKeys.COMPONENT_INSTANCES, |
| count, |
| definedMinCount, |
| definedMaxCount); |
| } |
| } |
| } |
| |
| // Reads the metainfo.xml in the application package and loads it |
| private void buildMetainfo(AggregateConf instanceDefinition, |
| SliderFileSystem fileSystem) throws IOException, SliderException { |
| String appDef = instanceDefinition.getAppConfOperations() |
| .getGlobalOptions().getMandatoryOption(AgentKeys.APP_DEF); |
| |
| if (metainfo == null) { |
| synchronized (syncLock) { |
| if (metainfo == null) { |
| readAndSetHeartbeatMonitoringInterval(instanceDefinition); |
| initializeAgentDebugCommands(instanceDefinition); |
| |
| metainfo = getApplicationMetainfo(fileSystem, appDef); |
| if (metainfo == null || metainfo.getApplication() == null) { |
| log.error("metainfo.xml is unavailable or malformed at {}.", appDef); |
| throw new SliderException( |
| "metainfo.xml is required in app package."); |
| } |
| commandOrder = new ComponentCommandOrder(metainfo.getApplication() |
| .getCommandOrder()); |
| defaultConfigs = initializeDefaultConfigs(fileSystem, appDef, metainfo); |
| monitor = new HeartbeatMonitor(this, getHeartbeatMonitorInterval()); |
| monitor.start(); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public void initializeApplicationConfiguration( |
| AggregateConf instanceDefinition, SliderFileSystem fileSystem) |
| throws IOException, SliderException { |
| buildMetainfo(instanceDefinition, fileSystem); |
| } |
| |
| @Override |
| public void buildContainerLaunchContext(ContainerLauncher launcher, |
| AggregateConf instanceDefinition, |
| Container container, |
| String role, |
| SliderFileSystem fileSystem, |
| Path generatedConfPath, |
| MapOperations resourceComponent, |
| MapOperations appComponent, |
| Path containerTmpDirPath) throws |
| IOException, |
| SliderException { |
| |
| String appDef = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().getMandatoryOption(AgentKeys.APP_DEF); |
| |
| initializeApplicationConfiguration(instanceDefinition, fileSystem); |
| |
| log.info("Build launch context for Agent"); |
| log.debug(instanceDefinition.toString()); |
| |
| // Set the environment |
| launcher.putEnv(SliderUtils.buildEnvMap(appComponent)); |
| |
| String workDir = ApplicationConstants.Environment.PWD.$(); |
| launcher.setEnv("AGENT_WORK_ROOT", workDir); |
| log.info("AGENT_WORK_ROOT set to {}", workDir); |
| String logDir = ApplicationConstants.LOG_DIR_EXPANSION_VAR; |
| launcher.setEnv("AGENT_LOG_ROOT", logDir); |
| log.info("AGENT_LOG_ROOT set to {}", logDir); |
| if (System.getenv(HADOOP_USER_NAME) != null) { |
| launcher.setEnv(HADOOP_USER_NAME, System.getenv(HADOOP_USER_NAME)); |
| } |
| // for 2-Way SSL |
| launcher.setEnv(SLIDER_PASSPHRASE, instanceDefinition.getPassphrase()); |
| |
| //local resources |
| |
| // TODO: Should agent need to support App Home |
| String scriptPath = new File(AgentKeys.AGENT_MAIN_SCRIPT_ROOT, AgentKeys.AGENT_MAIN_SCRIPT).getPath(); |
| String appHome = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().get(AgentKeys.PACKAGE_PATH); |
| if (SliderUtils.isSet(appHome)) { |
| scriptPath = new File(appHome, AgentKeys.AGENT_MAIN_SCRIPT).getPath(); |
| } |
| |
| // set PYTHONPATH |
| List<String> pythonPaths = new ArrayList<String>(); |
| pythonPaths.add(AgentKeys.AGENT_MAIN_SCRIPT_ROOT); |
| String pythonPath = StringUtils.join(File.pathSeparator, pythonPaths); |
| launcher.setEnv(PYTHONPATH, pythonPath); |
| log.info("PYTHONPATH set to {}", pythonPath); |
| |
| Path agentImagePath = null; |
| String agentImage = instanceDefinition.getInternalOperations(). |
| get(InternalKeys.INTERNAL_APPLICATION_IMAGE_PATH); |
| if (SliderUtils.isUnset(agentImage)) { |
| agentImagePath = |
| new Path(new Path(new Path(instanceDefinition.getInternalOperations().get(InternalKeys.INTERNAL_TMP_DIR), |
| container.getId().getApplicationAttemptId().getApplicationId().toString()), |
| AgentKeys.PROVIDER_AGENT), |
| SliderKeys.AGENT_TAR); |
| } else { |
| agentImagePath = new Path(agentImage); |
| } |
| |
| // TODO: throw exception when agent tarball is not available |
| |
| if (fileSystem.getFileSystem().exists(agentImagePath)) { |
| LocalResource agentImageRes = fileSystem.createAmResource(agentImagePath, LocalResourceType.ARCHIVE); |
| launcher.addLocalResource(AgentKeys.AGENT_INSTALL_DIR, agentImageRes); |
| } else { |
| log.error("Required agent image slider-agent.tar.gz is unavailable."); |
| } |
| |
| log.info("Using {} for agent.", scriptPath); |
| LocalResource appDefRes = fileSystem.createAmResource( |
| fileSystem.getFileSystem().resolvePath(new Path(appDef)), |
| LocalResourceType.ARCHIVE); |
| launcher.addLocalResource(AgentKeys.APP_DEFINITION_DIR, appDefRes); |
| |
| String agentConf = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().getOption(AgentKeys.AGENT_CONF, ""); |
| if (SliderUtils.isSet(agentConf)) { |
| LocalResource agentConfRes = fileSystem.createAmResource(fileSystem |
| .getFileSystem().resolvePath(new Path(agentConf)), |
| LocalResourceType.FILE); |
| launcher.addLocalResource(AgentKeys.AGENT_CONFIG_FILE, agentConfRes); |
| } |
| |
| String agentVer = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().getOption(AgentKeys.AGENT_VERSION, null); |
| if (agentVer != null) { |
| LocalResource agentVerRes = fileSystem.createAmResource( |
| fileSystem.getFileSystem().resolvePath(new Path(agentVer)), |
| LocalResourceType.FILE); |
| launcher.addLocalResource(AgentKeys.AGENT_VERSION_FILE, agentVerRes); |
| } |
| |
| if (SliderUtils.isHadoopClusterSecure(getConfig())) { |
| localizeServiceKeytabs(launcher, instanceDefinition, fileSystem); |
| } |
| |
| MapOperations amComponent = instanceDefinition. |
| getAppConfOperations().getComponent(SliderKeys.COMPONENT_AM); |
| boolean twoWayEnabled = amComponent != null ? Boolean.valueOf(amComponent. |
| getOptionBool(AgentKeys.KEY_AGENT_TWO_WAY_SSL_ENABLED, false)) : false; |
| if (twoWayEnabled) { |
| localizeContainerSSLResources(launcher, container, fileSystem); |
| } |
| |
| //add the configuration resources |
| launcher.addLocalResources(fileSystem.submitDirectory( |
| generatedConfPath, |
| SliderKeys.PROPAGATED_CONF_DIR_NAME)); |
| |
| String label = getContainerLabel(container, role); |
| CommandLineBuilder operation = new CommandLineBuilder(); |
| |
| operation.add(AgentKeys.PYTHON_EXE); |
| |
| operation.add(scriptPath); |
| operation.add(ARG_LABEL, label); |
| operation.add(ARG_ZOOKEEPER_QUORUM); |
| operation.add(getClusterOptionPropertyValue(OptionKeys.ZOOKEEPER_QUORUM)); |
| operation.add(ARG_ZOOKEEPER_REGISTRY_PATH); |
| operation.add(getZkRegistryPath()); |
| |
| String debugCmd = agentLaunchParameter.getNextLaunchParameter(role); |
| if (SliderUtils.isSet(debugCmd)) { |
| operation.add(ARG_DEBUG); |
| operation.add(debugCmd); |
| } |
| |
| operation.add("> " + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/" + AgentKeys.AGENT_OUT_FILE + " 2>&1"); |
| |
| launcher.addCommand(operation.build()); |
| |
| // initialize the component instance state |
| getComponentStatuses().put(label, |
| new ComponentInstanceState( |
| role, |
| container.getId(), |
| getClusterInfoPropertyValue(OptionKeys.APPLICATION_NAME))); |
| } |
| |
| private void localizeContainerSSLResources(ContainerLauncher launcher, |
| Container container, |
| SliderFileSystem fileSystem) |
| throws SliderException { |
| try { |
| // localize server cert |
| Path certsDir = new Path(fileSystem.buildClusterDirPath( |
| getClusterName()), "certs"); |
| LocalResource certResource = fileSystem.createAmResource( |
| new Path(certsDir, SliderKeys.CRT_FILE_NAME), |
| LocalResourceType.FILE); |
| launcher.addLocalResource(AgentKeys.CERT_FILE_LOCALIZATION_PATH, |
| certResource); |
| |
| // generate and localize agent cert |
| CertificateManager certMgr = new CertificateManager(); |
| String hostname = container.getNodeId().getHost(); |
| String containerId = container.getId().toString(); |
| certMgr.generateAgentCertificate(hostname, containerId); |
| LocalResource agentCertResource = fileSystem.createAmResource( |
| uploadSecurityResource( |
| CertificateManager.getAgentCertficateFilePath(containerId), |
| fileSystem), LocalResourceType.FILE); |
| // still using hostname as file name on the agent side, but the files |
| // do end up under the specific container's file space |
| launcher.addLocalResource("certs/" + hostname + ".crt", |
| agentCertResource); |
| LocalResource agentKeyResource = fileSystem.createAmResource( |
| uploadSecurityResource( |
| CertificateManager.getAgentKeyFilePath(containerId), fileSystem), |
| LocalResourceType.FILE); |
| launcher.addLocalResource("certs/" + hostname + ".key", |
| agentKeyResource); |
| |
| } catch (Exception e) { |
| throw new SliderException(SliderExitCodes.EXIT_DEPLOYMENT_FAILED, e, |
| "Unable to localize certificates. Two-way SSL cannot be enabled"); |
| } |
| } |
| |
| private Path uploadSecurityResource(File resource, SliderFileSystem fileSystem) |
| throws IOException { |
| Path certsDir = new Path(fileSystem.buildClusterDirPath(getClusterName()), |
| "certs"); |
| if (!fileSystem.getFileSystem().exists(certsDir)) { |
| fileSystem.getFileSystem().mkdirs(certsDir, |
| new FsPermission(FsAction.ALL, FsAction.NONE, FsAction.NONE)); |
| } |
| Path destPath = new Path(certsDir, resource.getName()); |
| if (!fileSystem.getFileSystem().exists(destPath)) { |
| FSDataOutputStream os = fileSystem.getFileSystem().create(destPath); |
| byte[] contents = FileUtils.readFileToByteArray(resource); |
| os.write(contents, 0, contents.length); |
| |
| os.flush(); |
| os.close(); |
| log.info("Uploaded {} to localization path {}", resource, destPath); |
| } |
| |
| while (!fileSystem.getFileSystem().exists(destPath)) { |
| try { |
| Thread.sleep(500); |
| } catch (InterruptedException e) { |
| // ignore |
| } |
| } |
| |
| fileSystem.getFileSystem().setPermission(destPath, |
| new FsPermission(FsAction.READ, FsAction.NONE, FsAction.NONE)); |
| |
| return destPath; |
| } |
| |
| private void localizeServiceKeytabs(ContainerLauncher launcher, |
| AggregateConf instanceDefinition, |
| SliderFileSystem fileSystem) |
| throws IOException { |
| String keytabPathOnHost = instanceDefinition.getAppConfOperations() |
| .getComponent(SliderKeys.COMPONENT_AM).get( |
| SliderXmlConfKeys.KEY_AM_KEYTAB_LOCAL_PATH); |
| if (SliderUtils.isUnset(keytabPathOnHost)) { |
| String amKeytabName = instanceDefinition.getAppConfOperations() |
| .getComponent(SliderKeys.COMPONENT_AM).get( |
| SliderXmlConfKeys.KEY_AM_LOGIN_KEYTAB_NAME); |
| String keytabDir = instanceDefinition.getAppConfOperations() |
| .getComponent(SliderKeys.COMPONENT_AM).get( |
| SliderXmlConfKeys.KEY_HDFS_KEYTAB_DIR); |
| // we need to localize the keytab files in the directory |
| Path keytabDirPath = fileSystem.buildKeytabPath(keytabDir, null, |
| getClusterName()); |
| FileStatus[] keytabs = fileSystem.getFileSystem().listStatus(keytabDirPath); |
| LocalResource keytabRes; |
| boolean serviceKeytabsDeployed = false; |
| for (FileStatus keytab : keytabs) { |
| if (!amKeytabName.equals(keytab.getPath().getName()) |
| && keytab.getPath().getName().endsWith(".keytab")) { |
| serviceKeytabsDeployed = true; |
| log.info("Localizing keytab {}", keytab.getPath().getName()); |
| keytabRes = fileSystem.createAmResource(keytab.getPath(), |
| LocalResourceType.FILE); |
| launcher.addLocalResource(SliderKeys.KEYTAB_DIR + "/" + |
| keytab.getPath().getName(), |
| keytabRes); |
| } |
| } |
| if (!serviceKeytabsDeployed) { |
| log.warn("No service keytabs for the application have been localized. " |
| + "If the application requires keytabs for secure operation, " |
| + "please ensure that the required keytabs have been uploaded " |
| + "to the folder designated by the property {}: {}", |
| SliderXmlConfKeys.KEY_HDFS_KEYTAB_DIR, keytabDirPath); |
| } |
| } |
| } |
| |
| /** |
| * build the zookeeper registry path. |
| * |
| * @return the path the service registered at |
| * @throws NullPointerException if the service has not yet registered |
| */ |
| private String getZkRegistryPath() { |
| Preconditions.checkNotNull(yarnRegistry, "Yarn registry not bound"); |
| String path = yarnRegistry.getAbsoluteSelfRegistrationPath(); |
| Preconditions.checkNotNull(path, "Service record path not defined"); |
| return path; |
| } |
| |
| @Override |
| public void rebuildContainerDetails(List<Container> liveContainers, |
| String applicationId, Map<Integer, ProviderRole> providerRoleMap) { |
| for (Container container : liveContainers) { |
| // get the role name and label |
| ProviderRole role = providerRoleMap.get(ContainerPriority |
| .extractRole(container)); |
| if (role != null) { |
| String roleName = role.name; |
| String label = getContainerLabel(container, roleName); |
| log.info("Rebuilding in-memory: container {} in role {} in cluster {}", |
| container.getId(), roleName, applicationId); |
| getComponentStatuses().put( |
| label, |
| new ComponentInstanceState(roleName, container.getId(), |
| applicationId)); |
| } else { |
| log.warn("Role not found for container {} in cluster {}", |
| container.getId(), applicationId); |
| } |
| } |
| } |
| |
| @Override |
| public boolean isSupportedRole(String role) { |
| return true; |
| } |
| |
| /** |
| * Handle registration calls from the agents |
| * |
| * @param registration |
| * |
| * @return |
| */ |
| @Override |
| public RegistrationResponse handleRegistration(Register registration) { |
| log.info("Handling registration: " + registration); |
| RegistrationResponse response = new RegistrationResponse(); |
| String label = registration.getLabel(); |
| State agentState = registration.getActualState(); |
| if (getComponentStatuses().containsKey(label)) { |
| response.setResponseStatus(RegistrationStatus.OK); |
| ComponentInstanceState componentStatus = getComponentStatuses().get(label); |
| componentStatus.heartbeat(System.currentTimeMillis()); |
| updateComponentStatusWithAgentState(componentStatus, agentState); |
| |
| String roleName = getRoleName(label); |
| String containerId = getContainerId(label); |
| |
| if (SliderUtils.isSet(registration.getTags())) { |
| tags.recordAssignedTag(roleName, containerId, registration.getTags()); |
| } else { |
| response.setTags(tags.getTag(roleName, containerId)); |
| } |
| |
| String hostFqdn = registration.getPublicHostname(); |
| Map<String, String> ports = registration.getAllocatedPorts(); |
| if (ports != null && !ports.isEmpty()) { |
| processAllocatedPorts(hostFqdn, roleName, containerId, ports); |
| } |
| |
| Map<String, String> folders = registration.getLogFolders(); |
| if (folders != null && !folders.isEmpty()) { |
| publishFolderPaths(folders, containerId, roleName, hostFqdn); |
| } |
| } else { |
| response.setResponseStatus(RegistrationStatus.FAILED); |
| response.setLog("Label not recognized."); |
| log.warn("Received registration request from unknown label {}", label); |
| } |
| log.info("Registration response: " + response); |
| return response; |
| } |
| |
| /** |
| * Handle heartbeat response from agents |
| * |
| * @param heartBeat incoming heartbeat from Agent |
| * |
| * @return response to send back |
| */ |
| @Override |
| public HeartBeatResponse handleHeartBeat(HeartBeat heartBeat) { |
| log.debug("Handling heartbeat: " + heartBeat); |
| HeartBeatResponse response = new HeartBeatResponse(); |
| long id = heartBeat.getResponseId(); |
| response.setResponseId(id + 1L); |
| |
| String label = heartBeat.getHostname(); |
| String roleName = getRoleName(label); |
| String containerId = getContainerId(label); |
| |
| StateAccessForProviders accessor = getAmState(); |
| CommandScript cmdScript = getScriptPathFromMetainfo(roleName); |
| |
| if (cmdScript == null || cmdScript.getScript() == null) { |
| log.error("role.script is unavailable for " + roleName + ". Commands will not be sent."); |
| return response; |
| } |
| |
| String scriptPath = cmdScript.getScript(); |
| long timeout = cmdScript.getTimeout(); |
| |
| if (timeout == 0L) { |
| timeout = 600L; |
| } |
| |
| if (!getComponentStatuses().containsKey(label)) { |
| // container is completed but still heart-beating, send terminate signal |
| log.info( |
| "Sending terminate signal to completed container (still heartbeating): {}", |
| label); |
| response.setTerminateAgent(true); |
| return response; |
| } |
| |
| Boolean isMaster = isMaster(roleName); |
| ComponentInstanceState componentStatus = getComponentStatuses().get(label); |
| componentStatus.heartbeat(System.currentTimeMillis()); |
| |
| publishConfigAndExportGroups(heartBeat, componentStatus, roleName); |
| |
| List<CommandReport> reports = heartBeat.getReports(); |
| if (reports != null && !reports.isEmpty()) { |
| CommandReport report = reports.get(0); |
| Map<String, String> ports = report.getAllocatedPorts(); |
| if (ports != null && !ports.isEmpty()) { |
| processAllocatedPorts(heartBeat.getFqdn(), roleName, containerId, ports); |
| } |
| CommandResult result = CommandResult.getCommandResult(report.getStatus()); |
| Command command = Command.getCommand(report.getRoleCommand()); |
| componentStatus.applyCommandResult(result, command); |
| log.info("Component operation. Status: {}", result); |
| |
| if (command == Command.INSTALL && report.getFolders() != null && report.getFolders().size() > 0) { |
| publishFolderPaths(report.getFolders(), containerId, roleName, heartBeat.getFqdn()); |
| } |
| } |
| |
| int waitForCount = accessor.getInstanceDefinitionSnapshot(). |
| getAppConfOperations().getComponentOptInt(roleName, AgentKeys.WAIT_HEARTBEAT, 0); |
| |
| if (id < waitForCount) { |
| log.info("Waiting until heartbeat count {}. Current val: {}", waitForCount, id); |
| getComponentStatuses().put(roleName, componentStatus); |
| return response; |
| } |
| |
| Command command = componentStatus.getNextCommand(); |
| try { |
| if (Command.NOP != command) { |
| if (command == Command.INSTALL) { |
| log.info("Installing {} on {}.", roleName, containerId); |
| addInstallCommand(roleName, containerId, response, scriptPath, timeout); |
| componentStatus.commandIssued(command); |
| } else if (command == Command.START) { |
| // check against dependencies |
| boolean canExecute = commandOrder.canExecute(roleName, command, getComponentStatuses().values()); |
| if (canExecute) { |
| log.info("Starting {} on {}.", roleName, containerId); |
| addStartCommand(roleName, containerId, response, scriptPath, timeout, isMarkedAutoRestart(roleName)); |
| componentStatus.commandIssued(command); |
| } else { |
| log.info("Start of {} on {} delayed as dependencies have not started.", roleName, containerId); |
| } |
| } |
| } |
| |
| // if there is no outstanding command then retrieve config |
| if (isMaster && componentStatus.getState() == State.STARTED |
| && command == Command.NOP) { |
| if (!componentStatus.getConfigReported()) { |
| log.info("Requesting applied config for {} on {}.", roleName, containerId); |
| addGetConfigCommand(roleName, containerId, response); |
| } |
| } |
| |
| // if restart is required then signal |
| response.setRestartEnabled(false); |
| if (componentStatus.getState() == State.STARTED |
| && command == Command.NOP && isMarkedAutoRestart(roleName)) { |
| response.setRestartEnabled(true); |
| } |
| } catch (SliderException e) { |
| log.warn("Component instance failed operation.", e); |
| componentStatus.applyCommandResult(CommandResult.FAILED, command); |
| } |
| |
| log.debug("Heartbeat response: " + response); |
| return response; |
| } |
| |
| protected void processAllocatedPorts(String fqdn, |
| String roleName, |
| String containerId, |
| Map<String, String> ports) { |
| RoleInstance instance; |
| try { |
| instance = getAmState().getOwnedContainer(containerId); |
| } catch (NoSuchNodeException e) { |
| log.warn("Failed to locate instance of container {}: {}", containerId, e); |
| instance = null; |
| } |
| for (Map.Entry<String, String> port : ports.entrySet()) { |
| String portname = port.getKey(); |
| String portNo = port.getValue(); |
| log.info("Recording allocated port for {} as {}", portname, portNo); |
| |
| // add the allocated ports to the global list as well as per container list |
| // per container allocation will over-write each other in the global |
| this.getAllocatedPorts().put(portname, portNo); |
| this.getAllocatedPorts(containerId).put(portname, portNo); |
| if (instance != null) { |
| try { |
| // if the returned value is not a single port number then there are no |
| // meaningful way for Slider to use it during export |
| // No need to error out as it may not be the responsibility of the component |
| // to allocate port or the component may need an array of ports |
| instance.registerPortEndpoint(Integer.valueOf(portNo), portname); |
| } catch (NumberFormatException e) { |
| log.warn("Failed to parse {}: {}", portNo, e); |
| } |
| } |
| } |
| |
| // component specific publishes |
| processAndPublishComponentSpecificData(ports, containerId, fqdn, roleName); |
| processAndPublishComponentSpecificExports(ports, containerId, fqdn, roleName); |
| |
| // and update registration entries |
| if (instance != null) { |
| queueAccess.put(new RegisterComponentInstance(instance.getId(), |
| roleName, 0, TimeUnit.MILLISECONDS)); |
| } |
| } |
| |
| private void updateComponentStatusWithAgentState( |
| ComponentInstanceState componentStatus, State agentState) { |
| if (agentState != null) { |
| componentStatus.setState(agentState); |
| } |
| } |
| |
| @Override |
| public Map<String, String> buildMonitorDetails(ClusterDescription clusterDesc) { |
| Map<String, String> details = super.buildMonitorDetails(clusterDesc); |
| buildRoleHostDetails(details); |
| return details; |
| } |
| |
| @Override |
| public void applyInitialRegistryDefinitions(URL amWebURI, |
| URL agentOpsURI, |
| URL agentStatusURI, |
| ServiceRecord serviceRecord) |
| throws IOException { |
| super.applyInitialRegistryDefinitions(amWebURI, |
| agentOpsURI, |
| agentStatusURI, |
| serviceRecord); |
| |
| try { |
| URL restURL = new URL(agentOpsURI, SLIDER_PATH_AGENTS); |
| URL agentStatusURL = new URL(agentStatusURI, SLIDER_PATH_AGENTS); |
| |
| serviceRecord.addInternalEndpoint( |
| new Endpoint(CustomRegistryConstants.AGENT_SECURE_REST_API, |
| ProtocolTypes.PROTOCOL_REST, |
| restURL.toURI())); |
| serviceRecord.addInternalEndpoint( |
| new Endpoint(CustomRegistryConstants.AGENT_ONEWAY_REST_API, |
| ProtocolTypes.PROTOCOL_REST, |
| agentStatusURL.toURI())); |
| } catch (URISyntaxException e) { |
| throw new IOException(e); |
| } |
| } |
| |
| @Override |
| public void notifyContainerCompleted(ContainerId containerId) { |
| // containers get allocated and free'ed without being assigned to any |
| // component - so many of the data structures may not be initialized |
| if (containerId != null) { |
| String containerIdStr = containerId.toString(); |
| if (getComponentInstanceData().containsKey(containerIdStr)) { |
| getComponentInstanceData().remove(containerIdStr); |
| log.info("Removing container specific data for {}", containerIdStr); |
| publishComponentInstanceData(); |
| } |
| |
| if (this.allocatedPorts.containsKey(containerIdStr)) { |
| Map<String, String> portsByContainerId = getAllocatedPorts(containerIdStr); |
| this.allocatedPorts.remove(containerIdStr); |
| // free up the allocations from global as well |
| // if multiple containers allocate global ports then last one |
| // wins and similarly first one removes it - its not supported anyway |
| for(String portName : portsByContainerId.keySet()) { |
| getAllocatedPorts().remove(portName); |
| } |
| |
| } |
| |
| String componentName = null; |
| synchronized (this.componentStatuses) { |
| for (String label : getComponentStatuses().keySet()) { |
| if (label.startsWith(containerIdStr)) { |
| componentName = getRoleName(label); |
| log.info("Removing component status for label {}", label); |
| getComponentStatuses().remove(label); |
| } |
| } |
| } |
| |
| tags.releaseTag(componentName, containerIdStr); |
| |
| synchronized (this.containerExportsMap) { |
| Set<String> containerExportSets = containerExportsMap.get(containerIdStr); |
| if (containerExportSets != null) { |
| for (String containerExportStr : containerExportSets) { |
| String[] parts = containerExportStr.split(":"); |
| Map<String, List<ExportEntry>> exportGroup = getCurrentExports(parts[0]); |
| List<ExportEntry> exports = exportGroup.get(parts[1]); |
| List<ExportEntry> exportToRemove = new ArrayList<ExportEntry>(); |
| for (ExportEntry export : exports) { |
| if (containerIdStr.equals(export.getContainerId())) { |
| exportToRemove.add(export); |
| } |
| } |
| exports.removeAll(exportToRemove); |
| } |
| log.info("Removing container exports for {}", containerIdStr); |
| containerExportsMap.remove(containerIdStr); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Reads and sets the heartbeat monitoring interval. If bad value is provided then log it and set to default. |
| * |
| * @param instanceDefinition |
| */ |
| private void readAndSetHeartbeatMonitoringInterval(AggregateConf instanceDefinition) { |
| String hbMonitorInterval = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().getOption(AgentKeys.HEARTBEAT_MONITOR_INTERVAL, |
| Integer.toString(DEFAULT_HEARTBEAT_MONITOR_INTERVAL)); |
| try { |
| setHeartbeatMonitorInterval(Integer.parseInt(hbMonitorInterval)); |
| } catch (NumberFormatException e) { |
| log.warn( |
| "Bad value {} for {}. Defaulting to ", |
| hbMonitorInterval, |
| HEARTBEAT_MONITOR_INTERVAL, |
| DEFAULT_HEARTBEAT_MONITOR_INTERVAL); |
| } |
| } |
| |
| /** |
| * Reads and sets the heartbeat monitoring interval. If bad value is provided then log it and set to default. |
| * |
| * @param instanceDefinition |
| */ |
| private void initializeAgentDebugCommands(AggregateConf instanceDefinition) { |
| String launchParameterStr = instanceDefinition.getAppConfOperations(). |
| getGlobalOptions().getOption(AgentKeys.AGENT_INSTANCE_DEBUG_DATA, ""); |
| agentLaunchParameter = new AgentLaunchParameter(launchParameterStr); |
| } |
| |
| @VisibleForTesting |
| protected Map<String, ExportEntry> getLogFolderExports() { |
| return logFolderExports; |
| } |
| |
| @VisibleForTesting |
| protected Map<String, ExportEntry> getWorkFolderExports() { |
| return workFolderExports; |
| } |
| |
| @VisibleForTesting |
| protected Metainfo getMetainfo() { |
| return this.metainfo; |
| } |
| |
| @VisibleForTesting |
| protected Map<String, ComponentInstanceState> getComponentStatuses() { |
| return componentStatuses; |
| } |
| |
| @VisibleForTesting |
| protected Metainfo getApplicationMetainfo(SliderFileSystem fileSystem, |
| String appDef) throws IOException { |
| return AgentUtils.getApplicationMetainfo(fileSystem, appDef); |
| } |
| |
| @VisibleForTesting |
| protected void setHeartbeatMonitorInterval(int heartbeatMonitorInterval) { |
| this.heartbeatMonitorInterval = heartbeatMonitorInterval; |
| } |
| |
| /** |
| * Read all default configs |
| * |
| * @param fileSystem |
| * @param appDef |
| * @param metainfo |
| * |
| * @return |
| * |
| * @throws IOException |
| */ |
| protected Map<String, DefaultConfig> initializeDefaultConfigs(SliderFileSystem fileSystem, |
| String appDef, Metainfo metainfo) throws IOException { |
| Map<String, DefaultConfig> defaultConfigMap = new HashMap<String, DefaultConfig>(); |
| if (metainfo.getApplication().getConfigFiles() != null && |
| metainfo.getApplication().getConfigFiles().size() > 0) { |
| for (ConfigFile configFile : metainfo.getApplication().getConfigFiles()) { |
| DefaultConfig config = null; |
| try { |
| config = AgentUtils.getDefaultConfig(fileSystem, appDef, configFile.getDictionaryName() + ".xml"); |
| } catch (IOException e) { |
| log.warn("Default config file not found. Only the config as input during create will be applied for {}", |
| configFile.getDictionaryName()); |
| } |
| if (config != null) { |
| defaultConfigMap.put(configFile.getDictionaryName(), config); |
| } |
| } |
| } |
| |
| return defaultConfigMap; |
| } |
| |
| protected Map<String, DefaultConfig> getDefaultConfigs() { |
| return defaultConfigs; |
| } |
| |
| private int getHeartbeatMonitorInterval() { |
| return this.heartbeatMonitorInterval; |
| } |
| |
| private String getClusterName() { |
| if (clusterName == null || clusterName.length() == 0) { |
| clusterName = getAmState().getInternalsSnapshot().get(OptionKeys.APPLICATION_NAME); |
| } |
| return clusterName; |
| } |
| |
| /** |
| * Publish a named property bag that may contain name-value pairs for app configurations such as hbase-site |
| * |
| * @param name |
| * @param description |
| * @param entries |
| */ |
| protected void publishApplicationInstanceData(String name, String description, |
| Iterable<Map.Entry<String, String>> entries) { |
| PublishedConfiguration pubconf = new PublishedConfiguration(); |
| pubconf.description = description; |
| pubconf.putValues(entries); |
| log.info("publishing {}", pubconf); |
| getAmState().getPublishedSliderConfigurations().put(name, pubconf); |
| } |
| |
| /** |
| * Get a list of all hosts for all role/container per role |
| * |
| * @return |
| */ |
| protected Map<String, Map<String, ClusterNode>> getRoleClusterNodeMapping() { |
| amState.refreshClusterStatus(); |
| return (Map<String, Map<String, ClusterNode>>) |
| amState.getClusterStatus().status.get( |
| ClusterDescriptionKeys.KEY_CLUSTER_LIVE); |
| } |
| |
| private String getContainerLabel(Container container, String role) { |
| return container.getId().toString() + LABEL_MAKER + role; |
| } |
| |
| protected String getClusterInfoPropertyValue(String name) { |
| StateAccessForProviders accessor = getAmState(); |
| assert accessor.isApplicationLive(); |
| ClusterDescription description = accessor.getClusterStatus(); |
| return description.getInfo(name); |
| } |
| |
| protected String getClusterOptionPropertyValue(String name) |
| throws BadConfigException { |
| StateAccessForProviders accessor = getAmState(); |
| assert accessor.isApplicationLive(); |
| ClusterDescription description = accessor.getClusterStatus(); |
| return description.getMandatoryOption(name); |
| } |
| |
| /** |
| * Lost heartbeat from the container - release it and ask for a replacement (async operation) |
| * |
| * @param label |
| * @param containerId |
| */ |
| protected void lostContainer( |
| String label, |
| ContainerId containerId) { |
| getComponentStatuses().remove(label); |
| getQueueAccess().put(new ProviderReportedContainerLoss(containerId)); |
| } |
| |
| /** |
| * Build the provider status, can be empty |
| * |
| * @return the provider status - map of entries to add to the info section |
| */ |
| public Map<String, String> buildProviderStatus() { |
| Map<String, String> stats = new HashMap<String, String>(); |
| return stats; |
| } |
| |
| |
| /** |
| * Format the folder locations and publish in the registry service |
| * |
| * @param folders |
| * @param containerId |
| * @param hostFqdn |
| * @param componentName |
| */ |
| protected void publishFolderPaths( |
| Map<String, String> folders, String containerId, String componentName, String hostFqdn) { |
| Date now = new Date(); |
| for (Map.Entry<String, String> entry : folders.entrySet()) { |
| ExportEntry exportEntry = new ExportEntry(); |
| exportEntry.setValue(String.format(HOST_FOLDER_FORMAT, hostFqdn, entry.getValue())); |
| exportEntry.setContainerId(containerId); |
| exportEntry.setLevel(COMPONENT_TAG); |
| exportEntry.setTag(componentName); |
| exportEntry.setUpdatedTime(now.toString()); |
| if (entry.getKey().equals("AGENT_LOG_ROOT")) { |
| synchronized (logFolderExports) { |
| getLogFolderExports().put(containerId, exportEntry); |
| } |
| } else { |
| synchronized (workFolderExports) { |
| getWorkFolderExports().put(containerId, exportEntry); |
| } |
| } |
| log.info("Updating log and pwd folders for container {}", containerId); |
| } |
| |
| PublishedExports exports = new PublishedExports(CONTAINER_LOGS_TAG); |
| exports.setUpdated(now.getTime()); |
| synchronized (logFolderExports) { |
| updateExportsFromList(exports, getLogFolderExports()); |
| } |
| getAmState().getPublishedExportsSet().put(CONTAINER_LOGS_TAG, exports); |
| |
| exports = new PublishedExports(CONTAINER_PWDS_TAG); |
| exports.setUpdated(now.getTime()); |
| synchronized (workFolderExports) { |
| updateExportsFromList(exports, getWorkFolderExports()); |
| } |
| getAmState().getPublishedExportsSet().put(CONTAINER_PWDS_TAG, exports); |
| } |
| |
| /** |
| * Update the export data from the map |
| * @param exports |
| * @param folderExports |
| */ |
| private void updateExportsFromList(PublishedExports exports, Map<String, ExportEntry> folderExports) { |
| Map<String, List<ExportEntry>> perComponentList = new HashMap<String, List<ExportEntry>>(); |
| for(Map.Entry<String, ExportEntry> logEntry : folderExports.entrySet()) |
| { |
| String componentName = logEntry.getValue().getTag(); |
| if(!perComponentList.containsKey(componentName)) { |
| perComponentList.put(componentName, new ArrayList<ExportEntry>()); |
| } |
| perComponentList.get(componentName).add(logEntry.getValue()); |
| } |
| exports.putValues(perComponentList.entrySet()); |
| } |
| |
| |
| /** |
| * Process return status for component instances |
| * |
| * @param heartBeat |
| * @param componentStatus |
| */ |
| protected void publishConfigAndExportGroups( |
| HeartBeat heartBeat, ComponentInstanceState componentStatus, String componentName) { |
| List<ComponentStatus> statuses = heartBeat.getComponentStatus(); |
| if (statuses != null && !statuses.isEmpty()) { |
| log.info("Processing {} status reports.", statuses.size()); |
| for (ComponentStatus status : statuses) { |
| log.info("Status report: " + status.toString()); |
| |
| if (status.getConfigs() != null) { |
| Application application = getMetainfo().getApplication(); |
| |
| if (canAnyMasterPublishConfig() == false || canPublishConfig(componentName)) { |
| // If no Master can explicitly publish then publish if its a master |
| // Otherwise, wait till the master that can publish is ready |
| |
| Set<String> exportedConfigs = new HashSet(); |
| String exportedConfigsStr = application.getExportedConfigs(); |
| boolean exportedAllConfigs = exportedConfigsStr == null || exportedConfigsStr.isEmpty(); |
| if (!exportedAllConfigs) { |
| for (String exportedConfig : exportedConfigsStr.split(",")) { |
| if (exportedConfig.trim().length() > 0) { |
| exportedConfigs.add(exportedConfig.trim()); |
| } |
| } |
| } |
| |
| for (String key : status.getConfigs().keySet()) { |
| if ((!exportedAllConfigs && exportedConfigs.contains(key)) || |
| exportedAllConfigs) { |
| Map<String, String> configs = status.getConfigs().get(key); |
| publishApplicationInstanceData(key, key, configs.entrySet()); |
| } |
| } |
| } |
| |
| List<ExportGroup> appExportGroups = application.getExportGroups(); |
| boolean hasExportGroups = appExportGroups != null && !appExportGroups.isEmpty(); |
| |
| Set<String> appExports = new HashSet(); |
| String appExportsStr = getApplicationComponent(componentName).getAppExports(); |
| if (SliderUtils.isSet(appExportsStr)) { |
| for (String appExport : appExportsStr.split(",")) { |
| if (appExport.trim().length() > 0) { |
| appExports.add(appExport.trim()); |
| } |
| } |
| } |
| |
| if (hasExportGroups && appExports.size() > 0) { |
| String configKeyFormat = "${site.%s.%s}"; |
| String hostKeyFormat = "${%s_HOST}"; |
| |
| // publish export groups if any |
| Map<String, String> replaceTokens = new HashMap<String, String>(); |
| for (Map.Entry<String, Map<String, ClusterNode>> entry : getRoleClusterNodeMapping().entrySet()) { |
| String hostName = getHostsList(entry.getValue().values(), true).iterator().next(); |
| replaceTokens.put(String.format(hostKeyFormat, entry.getKey().toUpperCase(Locale.ENGLISH)), hostName); |
| } |
| |
| for (String key : status.getConfigs().keySet()) { |
| Map<String, String> configs = status.getConfigs().get(key); |
| for (String configKey : configs.keySet()) { |
| String lookupKey = String.format(configKeyFormat, key, configKey); |
| replaceTokens.put(lookupKey, configs.get(configKey)); |
| } |
| } |
| |
| Set<String> modifiedGroups = new HashSet<String>(); |
| for (ExportGroup exportGroup : appExportGroups) { |
| List<Export> exports = exportGroup.getExports(); |
| if (exports != null && !exports.isEmpty()) { |
| String exportGroupName = exportGroup.getName(); |
| ConcurrentHashMap<String, List<ExportEntry>> map = |
| (ConcurrentHashMap<String, List<ExportEntry>>)getCurrentExports(exportGroupName); |
| for (Export export : exports) { |
| if (canBeExported(exportGroupName, export.getName(), appExports)) { |
| String value = export.getValue(); |
| // replace host names |
| for (String token : replaceTokens.keySet()) { |
| if (value.contains(token)) { |
| value = value.replace(token, replaceTokens.get(token)); |
| } |
| } |
| ExportEntry entry = new ExportEntry(); |
| entry.setLevel(APPLICATION_TAG); |
| entry.setValue(value); |
| entry.setUpdatedTime(new Date().toString()); |
| // over-write, app exports are singletons |
| map.put(export.getName(), new ArrayList(Arrays.asList(entry))); |
| log.info("Preparing to publish. Key {} and Value {}", export.getName(), value); |
| } |
| } |
| modifiedGroups.add(exportGroupName); |
| } |
| } |
| publishModifiedExportGroups(modifiedGroups); |
| } |
| |
| log.info("Received and processed config for {}", heartBeat.getHostname()); |
| componentStatus.setConfigReported(true); |
| |
| } |
| } |
| } |
| } |
| |
| private boolean canBeExported(String exportGroupName, String name, Set<String> appExports) { |
| return appExports.contains(String.format("%s-%s", exportGroupName, name)); |
| } |
| |
| protected Map<String, List<ExportEntry>> getCurrentExports(String groupName) { |
| if (!this.exportGroups.containsKey(groupName)) { |
| synchronized (this.exportGroups) { |
| if (!this.exportGroups.containsKey(groupName)) { |
| this.exportGroups.put(groupName, new ConcurrentHashMap<String, List<ExportEntry>>()); |
| } |
| } |
| } |
| |
| return this.exportGroups.get(groupName); |
| } |
| |
| private void publishModifiedExportGroups(Set<String> modifiedGroups) { |
| for (String groupName : modifiedGroups) { |
| Map<String, List<ExportEntry>> entries = this.exportGroups.get(groupName); |
| |
| // Publish in old format for the time being |
| Map<String, String> simpleEntries = new HashMap<String, String>(); |
| for (Map.Entry<String, List<ExportEntry>> entry : entries.entrySet()) { |
| List<ExportEntry> exports = entry.getValue(); |
| if(exports != null && exports.size() > 0) { |
| // there is no support for multiple exports per name - so extract only the first one |
| simpleEntries.put(entry.getKey(), entry.getValue().get(0).getValue()); |
| } |
| } |
| publishApplicationInstanceData(groupName, groupName, simpleEntries.entrySet()); |
| |
| PublishedExports exports = new PublishedExports(groupName); |
| exports.setUpdated(new Date().getTime()); |
| exports.putValues(entries.entrySet()); |
| getAmState().getPublishedExportsSet().put(groupName, exports); |
| } |
| } |
| |
| /** Publish component instance specific data if the component demands it */ |
| protected void processAndPublishComponentSpecificData(Map<String, String> ports, |
| String containerId, |
| String hostFqdn, |
| String componentName) { |
| String portVarFormat = "${site.%s}"; |
| String hostNamePattern = "${THIS_HOST}"; |
| Map<String, String> toPublish = new HashMap<String, String>(); |
| |
| Application application = getMetainfo().getApplication(); |
| for (Component component : application.getComponents()) { |
| if (component.getName().equals(componentName)) { |
| if (component.getComponentExports().size() > 0) { |
| |
| for (ComponentExport export : component.getComponentExports()) { |
| String templateToExport = export.getValue(); |
| for (String portName : ports.keySet()) { |
| boolean publishData = false; |
| String portValPattern = String.format(portVarFormat, portName); |
| if (templateToExport.contains(portValPattern)) { |
| templateToExport = templateToExport.replace(portValPattern, ports.get(portName)); |
| publishData = true; |
| } |
| if (templateToExport.contains(hostNamePattern)) { |
| templateToExport = templateToExport.replace(hostNamePattern, hostFqdn); |
| publishData = true; |
| } |
| if (publishData) { |
| toPublish.put(export.getName(), templateToExport); |
| log.info("Publishing {} for name {} and container {}", |
| templateToExport, export.getName(), containerId); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| if (toPublish.size() > 0) { |
| Map<String, String> perContainerData = null; |
| if (!getComponentInstanceData().containsKey(containerId)) { |
| perContainerData = new ConcurrentHashMap<String, String>(); |
| } else { |
| perContainerData = getComponentInstanceData().get(containerId); |
| } |
| perContainerData.putAll(toPublish); |
| getComponentInstanceData().put(containerId, perContainerData); |
| publishComponentInstanceData(); |
| } |
| } |
| |
| /** Publish component instance specific data if the component demands it */ |
| protected void processAndPublishComponentSpecificExports(Map<String, String> ports, |
| String containerId, |
| String hostFqdn, |
| String compName) { |
| String portVarFormat = "${site.%s}"; |
| String hostNamePattern = "${" + compName + "_HOST}"; |
| |
| List<ExportGroup> appExportGroups = getMetainfo().getApplication().getExportGroups(); |
| Component component = getMetainfo().getApplicationComponent(compName); |
| if (component != null && SliderUtils.isSet(component.getCompExports()) |
| && appExportGroups != null && appExportGroups.size() > 0) { |
| |
| Set<String> compExports = new HashSet(); |
| String compExportsStr = component.getCompExports(); |
| for (String compExport : compExportsStr.split(",")) { |
| if (compExport.trim().length() > 0) { |
| compExports.add(compExport.trim()); |
| } |
| } |
| |
| Date now = new Date(); |
| Set<String> modifiedGroups = new HashSet<String>(); |
| for (ExportGroup exportGroup : appExportGroups) { |
| List<Export> exports = exportGroup.getExports(); |
| if (exports != null && !exports.isEmpty()) { |
| String exportGroupName = exportGroup.getName(); |
| ConcurrentHashMap<String, List<ExportEntry>> map = |
| (ConcurrentHashMap<String, List<ExportEntry>>) getCurrentExports(exportGroupName); |
| for (Export export : exports) { |
| if (canBeExported(exportGroupName, export.getName(), compExports)) { |
| log.info("Attempting to publish {} of group {} for component type {}", |
| export.getName(), exportGroupName, compName); |
| String templateToExport = export.getValue(); |
| for (String portName : ports.keySet()) { |
| boolean publishData = false; |
| String portValPattern = String.format(portVarFormat, portName); |
| if (templateToExport.contains(portValPattern)) { |
| templateToExport = templateToExport.replace(portValPattern, ports.get(portName)); |
| publishData = true; |
| } |
| if (templateToExport.contains(hostNamePattern)) { |
| templateToExport = templateToExport.replace(hostNamePattern, hostFqdn); |
| publishData = true; |
| } |
| if (publishData) { |
| ExportEntry entryToAdd = new ExportEntry(); |
| entryToAdd.setLevel(COMPONENT_TAG); |
| entryToAdd.setValue(templateToExport); |
| entryToAdd.setUpdatedTime(now.toString()); |
| entryToAdd.setContainerId(containerId); |
| entryToAdd.setTag(tags.getTag(compName, containerId)); |
| |
| List<ExportEntry> existingList = |
| map.putIfAbsent(export.getName(), new CopyOnWriteArrayList(Arrays.asList(entryToAdd))); |
| |
| // in-place edit, no lock needed |
| if (existingList != null) { |
| boolean updatedInPlace = false; |
| for (ExportEntry entry : existingList) { |
| if (containerId.equalsIgnoreCase(entry.getContainerId())) { |
| entryToAdd.setValue(templateToExport); |
| entryToAdd.setUpdatedTime(now.toString()); |
| updatedInPlace = true; |
| } |
| } |
| if (!updatedInPlace) { |
| existingList.add(entryToAdd); |
| } |
| } |
| |
| log.info("Publishing {} for name {} and container {}", |
| templateToExport, export.getName(), containerId); |
| modifiedGroups.add(exportGroupName); |
| synchronized (containerExportsMap) { |
| if (!containerExportsMap.containsKey(containerId)) { |
| containerExportsMap.put(containerId, new HashSet<String>()); |
| } |
| Set<String> containerExportMaps = containerExportsMap.get(containerId); |
| containerExportMaps.add(String.format("%s:%s", exportGroupName, export.getName())); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| publishModifiedExportGroups(modifiedGroups); |
| } |
| } |
| |
| private void publishComponentInstanceData() { |
| Map<String, String> dataToPublish = new HashMap<String, String>(); |
| for (String container : getComponentInstanceData().keySet()) { |
| for (String prop : getComponentInstanceData().get(container).keySet()) { |
| dataToPublish.put( |
| container + "." + prop, getComponentInstanceData().get(container).get(prop)); |
| } |
| } |
| publishApplicationInstanceData(COMPONENT_DATA_TAG, COMPONENT_DATA_TAG, dataToPublish.entrySet()); |
| } |
| |
| /** |
| * Return Component based on name |
| * |
| * @param roleName |
| * |
| * @return |
| */ |
| protected Component getApplicationComponent(String roleName) { |
| return getMetainfo().getApplicationComponent(roleName); |
| } |
| |
| /** |
| * Extract script path from the application metainfo |
| * |
| * @param roleName |
| * |
| * @return |
| */ |
| protected CommandScript getScriptPathFromMetainfo(String roleName) { |
| Component component = getApplicationComponent(roleName); |
| if (component != null) { |
| return component.getCommandScript(); |
| } |
| return null; |
| } |
| |
| /** |
| * Is the role of type MASTER |
| * |
| * @param roleName |
| * |
| * @return |
| */ |
| protected boolean isMaster(String roleName) { |
| Component component = getApplicationComponent(roleName); |
| if (component != null) { |
| if (component.getCategory().equals("MASTER")) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Can the role publish configuration |
| * |
| * @param roleName |
| * |
| * @return |
| */ |
| protected boolean canPublishConfig(String roleName) { |
| Component component = getApplicationComponent(roleName); |
| if (component != null) { |
| return Boolean.TRUE.toString().equals(component.getPublishConfig()); |
| } |
| return false; |
| } |
| |
| /** |
| * Checks if the role is marked auto-restart |
| * |
| * @param roleName |
| * |
| * @return |
| */ |
| protected boolean isMarkedAutoRestart(String roleName) { |
| Component component = getApplicationComponent(roleName); |
| if (component != null) { |
| return component.getRequiresAutoRestart(); |
| } |
| return false; |
| } |
| |
| /** |
| * Can any master publish config explicitly, if not a random master is used |
| * |
| * @return |
| */ |
| protected boolean canAnyMasterPublishConfig() { |
| if (canAnyMasterPublish == null) { |
| Application application = getMetainfo().getApplication(); |
| if (application == null) { |
| log.error("Malformed app definition: Expect application as root element in the metainfo.xml"); |
| } else { |
| for (Component component : application.getComponents()) { |
| if (Boolean.TRUE.toString().equals(component.getPublishConfig()) && |
| component.getCategory().equals("MASTER")) { |
| canAnyMasterPublish = true; |
| } |
| } |
| } |
| } |
| |
| if (canAnyMasterPublish == null) { |
| canAnyMasterPublish = false; |
| } |
| return canAnyMasterPublish; |
| } |
| |
| private String getRoleName(String label) { |
| return label.substring(label.indexOf(LABEL_MAKER) + LABEL_MAKER.length()); |
| } |
| |
| private String getContainerId(String label) { |
| return label.substring(0, label.indexOf(LABEL_MAKER)); |
| } |
| |
| /** |
| * Add install command to the heartbeat response |
| * |
| * @param componentName |
| * @param containerId |
| * @param response |
| * @param scriptPath |
| * |
| * @throws SliderException |
| */ |
| @VisibleForTesting |
| protected void addInstallCommand(String componentName, |
| String containerId, |
| HeartBeatResponse response, |
| String scriptPath, |
| long timeout) |
| throws SliderException { |
| assert getAmState().isApplicationLive(); |
| ConfTreeOperations appConf = getAmState().getAppConfSnapshot(); |
| |
| ExecutionCommand cmd = new ExecutionCommand(AgentCommandType.EXECUTION_COMMAND); |
| prepareExecutionCommand(cmd); |
| String clusterName = getClusterName(); |
| cmd.setClusterName(clusterName); |
| cmd.setRoleCommand(Command.INSTALL.toString()); |
| cmd.setServiceName(clusterName); |
| cmd.setComponentName(componentName); |
| cmd.setRole(componentName); |
| Map<String, String> hostLevelParams = new TreeMap<String, String>(); |
| hostLevelParams.put(JAVA_HOME, appConf.getGlobalOptions().getMandatoryOption(JAVA_HOME)); |
| hostLevelParams.put(PACKAGE_LIST, getPackageList()); |
| hostLevelParams.put(CONTAINER_ID, containerId); |
| cmd.setHostLevelParams(hostLevelParams); |
| |
| Map<String, Map<String, String>> configurations = buildCommandConfigurations(appConf, containerId, componentName); |
| cmd.setConfigurations(configurations); |
| |
| cmd.setCommandParams(setCommandParameters(scriptPath, timeout, false)); |
| |
| cmd.setHostname(getClusterInfoPropertyValue(StatusKeys.INFO_AM_HOSTNAME)); |
| response.addExecutionCommand(cmd); |
| } |
| |
| private String getPackageList() { |
| String pkgFormatString = "{\"type\":\"%s\",\"name\":\"%s\"}"; |
| String pkgListFormatString = "[%s]"; |
| List<String> packages = new ArrayList(); |
| Application application = getMetainfo().getApplication(); |
| if (application != null) { |
| List<OSSpecific> osSpecifics = application.getOSSpecifics(); |
| if (osSpecifics != null && osSpecifics.size() > 0) { |
| for (OSSpecific osSpecific : osSpecifics) { |
| if (osSpecific.getOsType().equals("any")) { |
| for (OSPackage osPackage : osSpecific.getPackages()) { |
| packages.add(String.format(pkgFormatString, osPackage.getType(), osPackage.getName())); |
| } |
| } |
| } |
| } |
| } |
| |
| if (packages.size() > 0) { |
| return String.format(pkgListFormatString, StringUtils.join(",", packages)); |
| } else { |
| return "[]"; |
| } |
| } |
| |
| private void prepareExecutionCommand(ExecutionCommand cmd) { |
| cmd.setTaskId(taskId.incrementAndGet()); |
| cmd.setCommandId(cmd.getTaskId() + "-1"); |
| } |
| |
| private Map<String, String> setCommandParameters(String scriptPath, long timeout, boolean recordConfig) { |
| Map<String, String> cmdParams = new TreeMap<String, String>(); |
| cmdParams.put("service_package_folder", |
| "${AGENT_WORK_ROOT}/work/app/definition/package"); |
| cmdParams.put("script", scriptPath); |
| cmdParams.put("schema_version", "2.0"); |
| cmdParams.put("command_timeout", Long.toString(timeout)); |
| cmdParams.put("script_type", "PYTHON"); |
| cmdParams.put("record_config", Boolean.toString(recordConfig)); |
| return cmdParams; |
| } |
| |
| @VisibleForTesting |
| protected void addStatusCommand(String componentName, |
| String containerId, |
| HeartBeatResponse response, |
| String scriptPath, |
| long timeout) |
| throws SliderException { |
| assert getAmState().isApplicationLive(); |
| ConfTreeOperations appConf = getAmState().getAppConfSnapshot(); |
| |
| StatusCommand cmd = new StatusCommand(); |
| String clusterName = getClusterName(); |
| |
| cmd.setCommandType(AgentCommandType.STATUS_COMMAND); |
| cmd.setComponentName(componentName); |
| cmd.setServiceName(clusterName); |
| cmd.setClusterName(clusterName); |
| cmd.setRoleCommand(StatusCommand.STATUS_COMMAND); |
| |
| Map<String, String> hostLevelParams = new TreeMap<String, String>(); |
| hostLevelParams.put(JAVA_HOME, appConf.getGlobalOptions().getMandatoryOption(JAVA_HOME)); |
| hostLevelParams.put(CONTAINER_ID, containerId); |
| cmd.setHostLevelParams(hostLevelParams); |
| |
| cmd.setCommandParams(setCommandParameters(scriptPath, timeout, false)); |
| |
| Map<String, Map<String, String>> configurations = buildCommandConfigurations(appConf, containerId, componentName); |
| |
| cmd.setConfigurations(configurations); |
| |
| response.addStatusCommand(cmd); |
| } |
| |
| @VisibleForTesting |
| protected void addGetConfigCommand(String componentName, String containerId, HeartBeatResponse response) |
| throws SliderException { |
| assert getAmState().isApplicationLive(); |
| |
| StatusCommand cmd = new StatusCommand(); |
| String clusterName = getClusterName(); |
| |
| cmd.setCommandType(AgentCommandType.STATUS_COMMAND); |
| cmd.setComponentName(componentName); |
| cmd.setServiceName(clusterName); |
| cmd.setClusterName(clusterName); |
| cmd.setRoleCommand(StatusCommand.GET_CONFIG_COMMAND); |
| Map<String, String> hostLevelParams = new TreeMap<String, String>(); |
| hostLevelParams.put(CONTAINER_ID, containerId); |
| cmd.setHostLevelParams(hostLevelParams); |
| |
| hostLevelParams.put(CONTAINER_ID, containerId); |
| |
| response.addStatusCommand(cmd); |
| } |
| |
| @VisibleForTesting |
| protected void addStartCommand(String componentName, String containerId, HeartBeatResponse response, |
| String scriptPath, long timeout, boolean isMarkedAutoRestart) |
| throws |
| SliderException { |
| assert getAmState().isApplicationLive(); |
| ConfTreeOperations appConf = getAmState().getAppConfSnapshot(); |
| ConfTreeOperations internalsConf = getAmState().getInternalsSnapshot(); |
| |
| ExecutionCommand cmd = new ExecutionCommand(AgentCommandType.EXECUTION_COMMAND); |
| prepareExecutionCommand(cmd); |
| String clusterName = internalsConf.get(OptionKeys.APPLICATION_NAME); |
| String hostName = getClusterInfoPropertyValue(StatusKeys.INFO_AM_HOSTNAME); |
| cmd.setHostname(hostName); |
| cmd.setClusterName(clusterName); |
| cmd.setRoleCommand(Command.START.toString()); |
| cmd.setServiceName(clusterName); |
| cmd.setComponentName(componentName); |
| cmd.setRole(componentName); |
| Map<String, String> hostLevelParams = new TreeMap<String, String>(); |
| hostLevelParams.put(JAVA_HOME, appConf.getGlobalOptions().getMandatoryOption(JAVA_HOME)); |
| hostLevelParams.put(CONTAINER_ID, containerId); |
| cmd.setHostLevelParams(hostLevelParams); |
| |
| Map<String, String> roleParams = new TreeMap<String, String>(); |
| cmd.setRoleParams(roleParams); |
| cmd.getRoleParams().put("auto_restart", Boolean.toString(isMarkedAutoRestart)); |
| |
| cmd.setCommandParams(setCommandParameters(scriptPath, timeout, true)); |
| |
| Map<String, Map<String, String>> configurations = buildCommandConfigurations(appConf, containerId, componentName); |
| |
| cmd.setConfigurations(configurations); |
| response.addExecutionCommand(cmd); |
| |
| // With start command, the corresponding command for graceful stop needs to |
| // be sent. This will be used when a particular container is lost as per RM, |
| // but then the agent is still running and heart-beating to the Slider AM. |
| ExecutionCommand cmdStop = new ExecutionCommand( |
| AgentCommandType.EXECUTION_COMMAND); |
| cmdStop.setTaskId(taskId.get()); |
| cmdStop.setCommandId(cmdStop.getTaskId() + "-1"); |
| cmdStop.setHostname(hostName); |
| cmdStop.setClusterName(clusterName); |
| cmdStop.setRoleCommand(Command.STOP.toString()); |
| cmdStop.setServiceName(clusterName); |
| cmdStop.setComponentName(componentName); |
| cmdStop.setRole(componentName); |
| Map<String, String> hostLevelParamsStop = new TreeMap<String, String>(); |
| hostLevelParamsStop.put(JAVA_HOME, appConf.getGlobalOptions() |
| .getMandatoryOption(JAVA_HOME)); |
| hostLevelParamsStop.put(CONTAINER_ID, containerId); |
| cmdStop.setHostLevelParams(hostLevelParamsStop); |
| |
| Map<String, String> roleParamsStop = new TreeMap<String, String>(); |
| cmdStop.setRoleParams(roleParamsStop); |
| cmdStop.getRoleParams().put("auto_restart", |
| Boolean.toString(isMarkedAutoRestart)); |
| |
| cmdStop.setCommandParams(setCommandParameters(scriptPath, timeout, true)); |
| |
| Map<String, Map<String, String>> configurationsStop = buildCommandConfigurations( |
| appConf, containerId, componentName); |
| cmdStop.setConfigurations(configurationsStop); |
| response.addExecutionCommand(cmdStop); |
| } |
| |
| protected Map<String, String> getAllocatedPorts() { |
| return getAllocatedPorts(SHARED_PORT_TAG); |
| } |
| |
| protected Map<String, Map<String, String>> getComponentInstanceData() { |
| return this.componentInstanceData; |
| } |
| |
| protected Map<String, String> getAllocatedPorts(String containerId) { |
| if (!this.allocatedPorts.containsKey(containerId)) { |
| synchronized (this.allocatedPorts) { |
| if (!this.allocatedPorts.containsKey(containerId)) { |
| this.allocatedPorts.put(containerId, |
| new ConcurrentHashMap<String, String>()); |
| } |
| } |
| } |
| return this.allocatedPorts.get(containerId); |
| } |
| |
| private Map<String, Map<String, String>> buildCommandConfigurations( |
| ConfTreeOperations appConf, String containerId, String componentName) |
| throws SliderException { |
| |
| Map<String, Map<String, String>> configurations = |
| new TreeMap<String, Map<String, String>>(); |
| Map<String, String> tokens = getStandardTokenMap(appConf); |
| |
| Set<String> configs = new HashSet<String>(); |
| configs.addAll(getApplicationConfigurationTypes()); |
| configs.addAll(getSystemConfigurationsRequested(appConf)); |
| |
| for (String configType : configs) { |
| addNamedConfiguration(configType, appConf.getGlobalOptions().options, |
| configurations, tokens, containerId, componentName); |
| } |
| |
| //do a final replacement of re-used configs |
| dereferenceAllConfigs(configurations); |
| |
| return configurations; |
| } |
| |
| protected void dereferenceAllConfigs(Map<String, Map<String, String>> configurations) { |
| Map<String, String> allConfigs = new HashMap<String, String>(); |
| String lookupFormat = "${@//site/%s/%s}"; |
| for (String configType : configurations.keySet()) { |
| Map<String, String> configBucket = configurations.get(configType); |
| for (String configName : configBucket.keySet()) { |
| allConfigs.put(String.format(lookupFormat, configType, configName), configBucket.get(configName)); |
| } |
| } |
| |
| for (String configType : configurations.keySet()) { |
| Map<String, String> configBucket = configurations.get(configType); |
| for (Map.Entry<String, String> entry: configBucket.entrySet()) { |
| String configName = entry.getKey(); |
| String configValue = entry.getValue(); |
| for (String lookUpKey : allConfigs.keySet()) { |
| if (configValue != null && configValue.contains(lookUpKey)) { |
| configValue = configValue.replace(lookUpKey, allConfigs.get(lookUpKey)); |
| } |
| } |
| configBucket.put(configName, configValue); |
| } |
| } |
| } |
| |
| private Map<String, String> getStandardTokenMap(ConfTreeOperations appConf) throws SliderException { |
| Map<String, String> tokens = new HashMap<String, String>(); |
| String nnuri = appConf.get("site.fs.defaultFS"); |
| tokens.put("${NN_URI}", nnuri); |
| tokens.put("${NN_HOST}", URI.create(nnuri).getHost()); |
| tokens.put("${ZK_HOST}", appConf.get(OptionKeys.ZOOKEEPER_HOSTS)); |
| tokens.put("${DEFAULT_ZK_PATH}", appConf.get(OptionKeys.ZOOKEEPER_PATH)); |
| tokens.put("${DEFAULT_DATA_DIR}", getAmState() |
| .getInternalsSnapshot() |
| .getGlobalOptions() |
| .getMandatoryOption(InternalKeys.INTERNAL_DATA_DIR_PATH)); |
| tokens.put("${JAVA_HOME}", appConf.get(AgentKeys.JAVA_HOME)); |
| return tokens; |
| } |
| |
| @VisibleForTesting |
| protected List<String> getSystemConfigurationsRequested(ConfTreeOperations appConf) { |
| List<String> configList = new ArrayList<String>(); |
| |
| String configTypes = appConf.get(AgentKeys.SYSTEM_CONFIGS); |
| if (configTypes != null && configTypes.length() > 0) { |
| String[] configs = configTypes.split(","); |
| for (String config : configs) { |
| configList.add(config.trim()); |
| } |
| } |
| |
| return new ArrayList<String>(new HashSet<String>(configList)); |
| } |
| |
| |
| @VisibleForTesting |
| protected List<String> getApplicationConfigurationTypes() { |
| List<String> configList = new ArrayList<String>(); |
| configList.add(GLOBAL_CONFIG_TAG); |
| |
| List<ConfigFile> configFiles = getMetainfo().getApplication().getConfigFiles(); |
| for (ConfigFile configFile : configFiles) { |
| log.info("Expecting config type {}.", configFile.getDictionaryName()); |
| configList.add(configFile.getDictionaryName()); |
| } |
| |
| // remove duplicates. mostly worried about 'global' being listed |
| return new ArrayList<String>(new HashSet<String>(configList)); |
| } |
| |
| private void addNamedConfiguration(String configName, Map<String, String> sourceConfig, |
| Map<String, Map<String, String>> configurations, |
| Map<String, String> tokens, String containerId, |
| String roleName) { |
| Map<String, String> config = new HashMap<String, String>(); |
| if (configName.equals(GLOBAL_CONFIG_TAG)) { |
| addDefaultGlobalConfig(config, containerId, roleName); |
| } |
| // add role hosts to tokens |
| addRoleRelatedTokens(tokens); |
| providerUtils.propagateSiteOptions(sourceConfig, config, configName, tokens); |
| |
| //apply any port updates |
| if (!this.getAllocatedPorts().isEmpty()) { |
| for (String key : config.keySet()) { |
| String value = config.get(key); |
| String lookupKey = configName + "." + key; |
| if (!value.contains(PER_CONTAINER_TAG)) { |
| // If the config property is shared then pass on the already allocated value |
| // from any container |
| if (this.getAllocatedPorts().containsKey(lookupKey)) { |
| config.put(key, getAllocatedPorts().get(lookupKey)); |
| } |
| } else { |
| if (this.getAllocatedPorts(containerId).containsKey(lookupKey)) { |
| config.put(key, getAllocatedPorts(containerId).get(lookupKey)); |
| } |
| } |
| } |
| } |
| |
| //apply defaults only if the key is not present and value is not empty |
| if (getDefaultConfigs().containsKey(configName)) { |
| log.info("Adding default configs for type {}.", configName); |
| for (PropertyInfo defaultConfigProp : getDefaultConfigs().get(configName).getPropertyInfos()) { |
| if (!config.containsKey(defaultConfigProp.getName())) { |
| if (!defaultConfigProp.getName().isEmpty() && |
| defaultConfigProp.getValue() != null && |
| !defaultConfigProp.getValue().isEmpty()) { |
| config.put(defaultConfigProp.getName(), defaultConfigProp.getValue()); |
| } |
| } |
| } |
| } |
| |
| configurations.put(configName, config); |
| } |
| |
| protected void addRoleRelatedTokens(Map<String, String> tokens) { |
| for (Map.Entry<String, Map<String, ClusterNode>> entry : getRoleClusterNodeMapping().entrySet()) { |
| String tokenName = entry.getKey().toUpperCase(Locale.ENGLISH) + "_HOST"; |
| String hosts = StringUtils.join(",", getHostsList(entry.getValue().values(), true)); |
| tokens.put("${" + tokenName + "}", hosts); |
| } |
| } |
| |
| private Iterable<String> getHostsList(Collection<ClusterNode> values, |
| boolean hostOnly) { |
| List<String> hosts = new ArrayList<String>(); |
| for (ClusterNode cn : values) { |
| hosts.add(hostOnly ? cn.host : cn.host + "/" + cn.name); |
| } |
| |
| return hosts; |
| } |
| |
| private void addDefaultGlobalConfig(Map<String, String> config, String containerId, String roleName) { |
| config.put("app_log_dir", "${AGENT_LOG_ROOT}"); |
| config.put("app_pid_dir", "${AGENT_WORK_ROOT}/app/run"); |
| config.put("app_install_dir", "${AGENT_WORK_ROOT}/app/install"); |
| config.put("app_input_conf_dir", "${AGENT_WORK_ROOT}/" + SliderKeys.PROPAGATED_CONF_DIR_NAME); |
| config.put("app_container_id", containerId); |
| config.put("app_container_tag", tags.getTag(roleName, containerId)); |
| |
| // add optional parameters only if they are not already provided |
| if(!config.containsKey("pid_file")) { |
| config.put("pid_file", "${AGENT_WORK_ROOT}/app/run/component.pid"); |
| } |
| if(!config.containsKey("app_root")) { |
| config.put("app_root", "${AGENT_WORK_ROOT}/app/install"); |
| } |
| } |
| |
| private void buildRoleHostDetails(Map<String, String> details) { |
| for (Map.Entry<String, Map<String, ClusterNode>> entry : |
| getRoleClusterNodeMapping().entrySet()) { |
| details.put(entry.getKey() + " Host(s)/Container(s): " + |
| getHostsList(entry.getValue().values(), false), |
| ""); |
| } |
| } |
| } |