YARN-1082. Create base directories on HDFS after RM login to ensure RM recovery doesn't fail in secure mode. Contributed by Vinod K V.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1516337 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Arun Murthy
parent
42a2846b3b
commit
ad0011a340
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@ -82,6 +82,9 @@ Release 2.1.1-beta - UNRELEASED
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YARN-881. Priority#compareTo method seems to be wrong. (Jian He via bikas)
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YARN-1082. Create base directories on HDFS after RM login to ensure RM
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recovery doesn't fail in secure mode. (vinodkv via acmurthy)
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Release 2.1.0-beta - 2013-08-22
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INCOMPATIBLE CHANGES
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@ -100,7 +100,7 @@ public class RMContextImpl implements RMContext {
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containerTokenSecretManager, nmTokenSecretManager,
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clientToAMTokenSecretManager);
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RMStateStore nullStore = new NullRMStateStore();
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nullStore.setDispatcher(rmDispatcher);
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nullStore.setRMDispatcher(rmDispatcher);
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try {
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nullStore.init(new YarnConfiguration());
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setStateStore(nullStore);
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@ -67,18 +67,18 @@ import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEventType;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.PreemptableResourceScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ContainerPreemptEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ContainerPreemptEventType;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.PreemptableResourceScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.SchedulerEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.SchedulerEventType;
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import org.apache.hadoop.yarn.server.resourcemanager.security.AMRMTokenSecretManager;
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import org.apache.hadoop.yarn.server.resourcemanager.security.ClientToAMTokenSecretManagerInRM;
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import org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer;
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import org.apache.hadoop.yarn.server.resourcemanager.security.NMTokenSecretManagerInRM;
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import org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager;
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import org.apache.hadoop.yarn.server.resourcemanager.security.RMDelegationTokenSecretManager;
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import org.apache.hadoop.yarn.server.resourcemanager.security.NMTokenSecretManagerInRM;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebApp;
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import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
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import org.apache.hadoop.yarn.server.webproxy.AppReportFetcher;
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@ -186,16 +186,17 @@ public class ResourceManager extends CompositeService implements Recoverable {
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recoveryEnabled = false;
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rmStore = new NullRMStateStore();
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}
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try {
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rmStore.init(conf);
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rmStore.setDispatcher(rmDispatcher);
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rmStore.setRMDispatcher(rmDispatcher);
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} catch (Exception e) {
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// the Exception from stateStore.init() needs to be handled for
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// HA and we need to give up master status if we got fenced
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LOG.error("Failed to init state store", e);
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ExitUtil.terminate(1, e);
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}
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this.rmContext =
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new RMContextImpl(this.rmDispatcher, rmStore,
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this.containerAllocationExpirer, amLivelinessMonitor,
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@ -275,7 +276,7 @@ public class ResourceManager extends CompositeService implements Recoverable {
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@VisibleForTesting
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protected void setRMStateStore(RMStateStore rmStore) {
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rmStore.setDispatcher(rmDispatcher);
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rmStore.setRMDispatcher(rmDispatcher);
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((RMContextImpl) rmContext).setStateStore(rmStore);
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}
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@ -601,9 +602,13 @@ public class ResourceManager extends CompositeService implements Recoverable {
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this.containerTokenSecretManager.start();
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this.nmTokenSecretManager.start();
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RMStateStore rmStore = rmContext.getStateStore();
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// The state store needs to start irrespective of recoveryEnabled as apps
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// need events to move to further states.
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rmStore.start();
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if(recoveryEnabled) {
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try {
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RMStateStore rmStore = rmContext.getStateStore();
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RMState state = rmStore.loadState();
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recover(state);
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} catch (Exception e) {
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@ -70,7 +70,7 @@ public class FileSystemRMStateStore extends RMStateStore {
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private static final String DELEGATION_TOKEN_SEQUENCE_NUMBER_PREFIX =
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"RMDTSequenceNumber_";
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private FileSystem fs;
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protected FileSystem fs;
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private Path rootDirPath;
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private Path rmDTSecretManagerRoot;
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@ -80,6 +80,7 @@ public class FileSystemRMStateStore extends RMStateStore {
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@VisibleForTesting
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Path fsWorkingPath;
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@Override
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public synchronized void initInternal(Configuration conf)
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throws Exception{
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@ -87,9 +88,14 @@ public class FileSystemRMStateStore extends RMStateStore {
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rootDirPath = new Path(fsWorkingPath, ROOT_DIR_NAME);
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rmDTSecretManagerRoot = new Path(rootDirPath, RM_DT_SECRET_MANAGER_ROOT);
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rmAppRoot = new Path(rootDirPath, RM_APP_ROOT);
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}
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// create filesystem
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fs = fsWorkingPath.getFileSystem(conf);
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@Override
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protected void startInternal() throws Exception {
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// create filesystem only now, as part of service-start. By this time, RM is
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// authenticated with kerberos so we are good to create a file-system
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// handle.
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fs = fsWorkingPath.getFileSystem(getConfig());
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fs.mkdirs(rmDTSecretManagerRoot);
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fs.mkdirs(rmAppRoot);
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}
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@ -65,7 +65,11 @@ public class MemoryRMStateStore extends RMStateStore {
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@Override
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public synchronized void initInternal(Configuration conf) {
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}
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@Override
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protected synchronized void startInternal() throws Exception {
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}
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@Override
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protected synchronized void closeInternal() throws Exception {
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}
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@ -21,10 +21,10 @@ package org.apache.hadoop.yarn.server.resourcemanager.recovery;
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import org.apache.hadoop.classification.InterfaceStability.Unstable;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.impl.pb.ApplicationAttemptStateDataPBImpl;
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import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.impl.pb.ApplicationStateDataPBImpl;
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import org.apache.hadoop.security.token.delegation.DelegationKey;
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import org.apache.hadoop.yarn.security.client.RMDelegationTokenIdentifier;
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import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.impl.pb.ApplicationAttemptStateDataPBImpl;
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import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.impl.pb.ApplicationStateDataPBImpl;
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@Unstable
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public class NullRMStateStore extends RMStateStore {
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@ -34,6 +34,11 @@ public class NullRMStateStore extends RMStateStore {
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// Do nothing
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}
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@Override
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protected void startInternal() throws Exception {
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// Do nothing
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}
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@Override
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protected void closeInternal() throws Exception {
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// Do nothing
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@ -34,6 +34,7 @@ import org.apache.hadoop.io.Text;
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import org.apache.hadoop.security.Credentials;
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import org.apache.hadoop.security.token.Token;
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import org.apache.hadoop.security.token.delegation.DelegationKey;
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import org.apache.hadoop.service.AbstractService;
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import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
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import org.apache.hadoop.yarn.api.records.ApplicationId;
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import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
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@ -60,9 +61,14 @@ import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.event.RMAppAt
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* Real store implementations need to derive from it and implement blocking
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* store and load methods to actually store and load the state.
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*/
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public abstract class RMStateStore {
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public abstract class RMStateStore extends AbstractService {
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public static final Log LOG = LogFactory.getLog(RMStateStore.class);
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public RMStateStore() {
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super(RMStateStore.class.getName());
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}
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/**
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* State of an application attempt
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*/
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@ -174,31 +180,39 @@ public abstract class RMStateStore {
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* Dispatcher used to send state operation completion events to
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* ResourceManager services
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*/
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public void setDispatcher(Dispatcher dispatcher) {
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public void setRMDispatcher(Dispatcher dispatcher) {
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this.rmDispatcher = dispatcher;
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}
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AsyncDispatcher dispatcher;
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public synchronized void init(Configuration conf) throws Exception{
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public synchronized void serviceInit(Configuration conf) throws Exception{
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// create async handler
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dispatcher = new AsyncDispatcher();
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dispatcher.init(conf);
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dispatcher.register(RMStateStoreEventType.class,
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new ForwardingEventHandler());
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dispatcher.start();
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initInternal(conf);
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}
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protected synchronized void serviceStart() throws Exception {
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dispatcher.start();
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startInternal();
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}
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/**
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* Derived classes initialize themselves using this method.
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* The base class is initialized and the event dispatcher is ready to use at
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* this point
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*/
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protected abstract void initInternal(Configuration conf) throws Exception;
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public synchronized void close() throws Exception {
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/**
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* Derived classes start themselves using this method.
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* The base class is started and the event dispatcher is ready to use at
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* this point
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*/
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protected abstract void startInternal() throws Exception;
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public synchronized void serviceStop() throws Exception {
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closeInternal();
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dispatcher.stop();
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}
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@ -129,7 +129,10 @@ public class TestRMStateStore {
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class TestFileSystemRMStore extends FileSystemRMStateStore {
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TestFileSystemRMStore(Configuration conf) throws Exception {
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init(conf);
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Assert.assertNull(fs);
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assertTrue(workingDirPathURI.equals(fsWorkingPath));
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start();
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Assert.assertNotNull(fs);
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}
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}
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@ -218,7 +221,7 @@ public class TestRMStateStore {
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Configuration conf = new YarnConfiguration();
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RMStateStore store = stateStoreHelper.getRMStateStore();
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TestDispatcher dispatcher = new TestDispatcher();
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store.setDispatcher(dispatcher);
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store.setRMDispatcher(dispatcher);
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AMRMTokenSecretManager appTokenMgr =
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new AMRMTokenSecretManager(conf);
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@ -327,7 +330,7 @@ public class TestRMStateStore {
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RMStateStoreHelper stateStoreHelper) throws Exception {
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RMStateStore store = stateStoreHelper.getRMStateStore();
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TestDispatcher dispatcher = new TestDispatcher();
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store.setDispatcher(dispatcher);
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store.setRMDispatcher(dispatcher);
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// store RM delegation token;
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RMDelegationTokenIdentifier dtId1 =
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@ -39,12 +39,10 @@ import javax.xml.parsers.ParserConfigurationException;
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import junit.framework.Assert;
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import org.apache.hadoop.conf.Configurable;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
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import org.apache.hadoop.security.authorize.AccessControlList;
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import org.apache.hadoop.yarn.MockApps;
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import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
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import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
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import org.apache.hadoop.yarn.api.records.ApplicationId;
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import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
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@ -57,11 +55,11 @@ import org.apache.hadoop.yarn.api.records.ResourceRequest;
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import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationSubmissionContextPBImpl;
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import org.apache.hadoop.yarn.conf.YarnConfiguration;
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import org.apache.hadoop.yarn.event.AsyncDispatcher;
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import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
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import org.apache.hadoop.yarn.factories.RecordFactory;
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import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
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import org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService;
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import org.apache.hadoop.yarn.server.resourcemanager.MockNodes;
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import org.apache.hadoop.yarn.server.resourcemanager.RMContextImpl;
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import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
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import org.apache.hadoop.yarn.server.resourcemanager.rmapp.MockRMApp;
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import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
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@ -81,8 +79,6 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeRemoved
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeUpdateSchedulerEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.DominantResourceFairnessPolicy;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.FifoPolicy;
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import org.apache.hadoop.yarn.server.resourcemanager.security.ClientToAMTokenSecretManagerInRM;
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import org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager;
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import org.apache.hadoop.yarn.server.utils.BuilderUtils;
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import org.apache.hadoop.yarn.util.Clock;
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import org.apache.hadoop.yarn.util.resource.Resources;
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@ -132,7 +128,12 @@ public class TestFairScheduler {
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conf.set(FairSchedulerConfiguration.ASSIGN_MULTIPLE, "false");
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resourceManager = new ResourceManager();
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resourceManager.init(conf);
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// TODO: This test should really be using MockRM. For now starting stuff
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// that is needed at a bare minimum.
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((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start();
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resourceManager.getRMContext().getStateStore().start();
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scheduler.reinitialize(conf, resourceManager.getRMContext());
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// to initialize the master key
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resourceManager.getRMContainerTokenSecretManager().rollMasterKey();
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