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YARN-9075. Add ability to register/remove auxiliary service without restart node manager. 

Contributed by Billie Rinaldi
This commit is contained in:
Eric Yang 2018-12-18 17:05:51 -05:00
parent a6e9d27c29
commit c7a5a4435e
18 changed files with 1570 additions and 310 deletions
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3
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java
View File

@ -281,6 +281,7 @@ public class ShuffleHandler extends AuxiliaryService {
}
}
private final MetricsSystem ms;
final ShuffleMetrics metrics;
class ReduceMapFileCount implements ChannelFutureListener {
@ -397,6 +398,7 @@ public class ShuffleHandler extends AuxiliaryService {
ShuffleHandler(MetricsSystem ms) {
super(MAPREDUCE_SHUFFLE_SERVICEID);
this.ms = ms;
metrics = ms.register(new ShuffleMetrics());
}
@ -579,6 +581,7 @@ public class ShuffleHandler extends AuxiliaryService {
if (stateDb != null) {
stateDb.close();
}
ms.unregisterSource(ShuffleMetrics.class.getSimpleName());
super.serviceStop();
}

10
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
View File

@ -2222,7 +2222,15 @@ public class YarnConfiguration extends Configuration {
public static final String NM_AUX_SERVICES =
NM_PREFIX + "aux-services";
public static final String NM_AUX_SERVICES_MANIFEST =
NM_AUX_SERVICES + ".manifest";
public static final String NM_AUX_SERVICES_MANIFEST_RELOAD_MS =
NM_AUX_SERVICES + ".manifest.reload-ms";
public static final long DEFAULT_NM_AUX_SERVICES_MANIFEST_RELOAD_MS = 120000;
public static final String NM_AUX_SERVICE_FMT =
NM_PREFIX + "aux-services.%s.class";

15
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
View File

@ -1921,6 +1921,21 @@
<!--<value>mapreduce_shuffle</value>-->
</property>
<property>
<description>A file containing auxiliary service specifications. If
manifest file is specified, yarn.nodemanager.aux-services and other
aux services configuration properties will be ignored.</description>
<name>yarn.nodemanager.aux-services.manifest</name>
<value></value>
</property>
<property>
<description>Length of time in ms to wait between reloading aux services
manifest. If 0 or less, manifest will not be reloaded.</description>
<name>yarn.nodemanager.aux-services.manifest.reload-ms</name>
<value></value>
</property>
<property>
<description>No. of ms to wait between sending a SIGTERM and SIGKILL to a container</description>
<name>yarn.nodemanager.sleep-delay-before-sigkill.ms</name>

5
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/Context.java
View File

@ -30,6 +30,7 @@ import org.apache.hadoop.yarn.api.records.NodeId;
import org.apache.hadoop.yarn.server.api.protocolrecords.LogAggregationReport;
import org.apache.hadoop.yarn.server.api.records.AppCollectorData;
import org.apache.hadoop.yarn.server.api.records.NodeHealthStatus;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManager;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
@ -137,4 +138,8 @@ public interface Context {
* @return the NM {@code DeletionService}.
*/
DeletionService getDeletionService();
void setAuxServices(AuxServices auxServices);
AuxServices getAuxServices();
}

13
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeManager.java
View File

@ -52,6 +52,7 @@ import org.apache.hadoop.yarn.server.api.protocolrecords.LogAggregationReport;
import org.apache.hadoop.yarn.server.api.records.AppCollectorData;
import org.apache.hadoop.yarn.server.api.records.NodeHealthStatus;
import org.apache.hadoop.yarn.server.nodemanager.collectormanager.NMCollectorService;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManager;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
@ -684,6 +685,8 @@ public class NodeManager extends CompositeService
private NMLogAggregationStatusTracker nmLogAggregationStatusTracker;
private AuxServices auxServices;
public NMContext(NMContainerTokenSecretManager containerTokenSecretManager,
NMTokenSecretManagerInNM nmTokenSecretManager,
LocalDirsHandlerService dirsHandler, ApplicationACLsManager aclsManager,
@ -934,6 +937,16 @@ public class NodeManager extends CompositeService
public NMLogAggregationStatusTracker getNMLogAggregationStatusTracker() {
return nmLogAggregationStatusTracker;
}
@Override
public void setAuxServices(AuxServices auxServices) {
this.auxServices = auxServices;
}
@Override
public AuxServices getAuxServices() {
return this.auxServices;
}
}
/**

809
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/AuxServices.java
View File

@ -18,15 +18,33 @@
package org.apache.hadoop.yarn.server.nodemanager.containermanager;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.Timer;
import java.util.TimerTask;
import java.util.regex.Pattern;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceConfiguration;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceFile;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecord;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecords;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -69,54 +87,91 @@ public class AuxServices extends AbstractService
public static final FsPermission NM_AUX_SERVICE_DIR_PERM =
new FsPermission((short) 0700);
public static final String CLASS_NAME = "class.name";
public static final String SYSTEM_CLASSES = "system.classes";
static final String STATE_STORE_ROOT_NAME = "nm-aux-services";
private static final Logger LOG =
LoggerFactory.getLogger(AuxServices.class);
private static final String DEL_SUFFIX = "_DEL_";
protected final Map<String,AuxiliaryService> serviceMap;
protected final Map<String,ByteBuffer> serviceMetaData;
private final Map<String, AuxiliaryService> serviceMap;
private final Map<String, AuxServiceRecord> serviceRecordMap;
private final Map<String, ByteBuffer> serviceMetaData;
private final AuxiliaryLocalPathHandler auxiliaryLocalPathHandler;
private final LocalDirsHandlerService dirsHandler;
private final DeletionService delService;
private final UserGroupInformation userUGI;
private final FsPermission storeDirPerms = new FsPermission((short)0700);
private Path stateStoreRoot = null;
private FileSystem stateStoreFs = null;
private Path manifest;
private FileSystem manifestFS;
private Timer manifestReloadTimer;
private TimerTask manifestReloadTask;
private long manifestReloadInterval;
private long manifestModifyTS = -1;
private final ObjectMapper mapper;
private final Pattern p = Pattern.compile("^[A-Za-z_]+[A-Za-z0-9_]*$");
public AuxServices(AuxiliaryLocalPathHandler auxiliaryLocalPathHandler,
AuxServices(AuxiliaryLocalPathHandler auxiliaryLocalPathHandler,
Context nmContext, DeletionService deletionService) {
super(AuxServices.class.getName());
serviceMap =
Collections.synchronizedMap(new HashMap<String,AuxiliaryService>());
Collections.synchronizedMap(new HashMap<String, AuxiliaryService>());
serviceRecordMap =
Collections.synchronizedMap(new HashMap<String, AuxServiceRecord>());
serviceMetaData =
Collections.synchronizedMap(new HashMap<String,ByteBuffer>());
this.auxiliaryLocalPathHandler = auxiliaryLocalPathHandler;
this.dirsHandler = nmContext.getLocalDirsHandler();
this.delService = deletionService;
this.userUGI = getRemoteUgi();
this.mapper = new ObjectMapper();
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
// Obtain services from configuration in init()
}
/**
* Adds a service to the service map.
*
* @param name aux service name
* @param service aux service
* @param serviceRecord aux service record
*/
protected final synchronized void addService(String name,
AuxiliaryService service) {
LOG.info("Adding auxiliary service " +
service.getName() + ", \"" + name + "\"");
AuxiliaryService service, AuxServiceRecord serviceRecord) {
LOG.info("Adding auxiliary service " + serviceRecord.getName() +
" version " + serviceRecord.getVersion());
serviceMap.put(name, service);
serviceRecordMap.put(name, serviceRecord);
}
Collection<AuxiliaryService> getServices() {
return Collections.unmodifiableCollection(serviceMap.values());
}
/**
* Gets current aux service records.
*
* @return a collection of service records
*/
public Collection<AuxServiceRecord> getServiceRecords() {
return Collections.unmodifiableCollection(serviceRecordMap.values());
}
/**
* @return the meta data for all registered services, that have been started.
* If a service has not been started no metadata will be available. The key
* is the name of the service as defined in the configuration.
*/
public Map<String, ByteBuffer> getMetaData() {
Map<String, ByteBuffer> metaClone = new HashMap<String, ByteBuffer>(
serviceMetaData.size());
Map<String, ByteBuffer> metaClone = new HashMap<>(serviceMetaData.size());
synchronized (serviceMetaData) {
for (Entry<String, ByteBuffer> entry : serviceMetaData.entrySet()) {
metaClone.put(entry.getKey(), entry.getValue().duplicate());
@ -125,11 +180,470 @@ public class AuxServices extends AbstractService
return metaClone;
}
/**
* Creates an auxiliary service from a specification using the Configuration
* classloader.
*
* @param service aux service record
* @return auxiliary service
*/
private AuxiliaryService createAuxServiceFromConfiguration(AuxServiceRecord
service) {
Configuration c = new Configuration(false);
c.set(CLASS_NAME, getClassName(service));
Class<? extends AuxiliaryService> sClass = c.getClass(CLASS_NAME,
null, AuxiliaryService.class);
if (sClass == null) {
throw new YarnRuntimeException("No class defined for auxiliary " +
"service" + service.getName());
}
return ReflectionUtils.newInstance(sClass, null);
}
/**
* Creates an auxiliary service from a specification using a custom local
* classpath.
*
* @param service aux service record
* @param appLocalClassPath local class path
* @param conf configuration
* @return auxiliary service
* @throws IOException
* @throws ClassNotFoundException
*/
private AuxiliaryService createAuxServiceFromLocalClasspath(
AuxServiceRecord service, String appLocalClassPath, Configuration conf)
throws IOException, ClassNotFoundException {
Preconditions.checkArgument(appLocalClassPath != null &&
!appLocalClassPath.isEmpty(),
"local classpath was null in createAuxServiceFromLocalClasspath");
final String sName = service.getName();
final String className = getClassName(service);
if (service.getConfiguration() != null && service.getConfiguration()
.getFiles().size() > 0) {
throw new YarnRuntimeException("The aux service:" + sName
+ " has configured local classpath:" + appLocalClassPath
+ " and config files:" + service.getConfiguration().getFiles()
+ ". Only one of them should be configured.");
}
return AuxiliaryServiceWithCustomClassLoader.getInstance(conf, className,
appLocalClassPath, getSystemClasses(service, className));
}
/**
* Creates an auxiliary service from a specification.
*
* @param service aux service record
* @param conf configuration
* @param fromConfiguration true if from configuration, false if from manifest
* @return auxiliary service
* @throws IOException
* @throws ClassNotFoundException
*/
private AuxiliaryService createAuxService(AuxServiceRecord service,
Configuration conf, boolean fromConfiguration) throws IOException,
ClassNotFoundException {
final String sName = service.getName();
final String className = getClassName(service);
if (className == null || className.isEmpty()) {
throw new YarnRuntimeException("Class name not provided for auxiliary " +
"service " + sName);
}
if (fromConfiguration) {
// aux services from the configuration have an additional configuration
// option specifying a local classpath that will not be localized
final String appLocalClassPath = conf.get(String.format(
YarnConfiguration.NM_AUX_SERVICES_CLASSPATH, sName));
if (appLocalClassPath != null && !appLocalClassPath.isEmpty()) {
return createAuxServiceFromLocalClasspath(service, appLocalClassPath,
conf);
}
}
AuxServiceConfiguration serviceConf = service.getConfiguration();
List<Path> destFiles = new ArrayList<>();
if (serviceConf != null) {
List<AuxServiceFile> files = serviceConf.getFiles();
if (files != null) {
for (AuxServiceFile file : files) {
// localize file (if needed) and add it to the list of paths that
// will become the classpath
destFiles.add(maybeDownloadJars(sName, className, file.getSrcFile(),
file.getType(), conf));
}
}
}
if (destFiles.size() > 0) {
// create aux service using a custom localized classpath
LOG.info("The aux service:" + sName
+ " is using the custom classloader with classpath " + destFiles);
return AuxiliaryServiceWithCustomClassLoader.getInstance(conf,
className, StringUtils.join(File.pathSeparatorChar, destFiles),
getSystemClasses(service, className));
} else {
return createAuxServiceFromConfiguration(service);
}
}
/**
* Copies the specified remote file to local NM aux service directory. If the
* same file already exists (as determined by modification time), the file
* will not be copied again.
*
* @param sName service name
* @param className service class name
* @param remoteFile location of the file to download
* @param type type of file (STATIC for a jar or ARCHIVE for a tarball)
* @param conf configuration
* @return path of the downloaded file
* @throws IOException
*/
private Path maybeDownloadJars(String sName, String className, String
remoteFile, AuxServiceFile.TypeEnum type, Configuration conf)
throws IOException {
// load AuxiliaryService from remote classpath
FileContext localLFS = getLocalFileContext(conf);
// create NM aux-service dir in NM localdir if it does not exist.
Path nmAuxDir = dirsHandler.getLocalPathForWrite("."
+ Path.SEPARATOR + NM_AUX_SERVICE_DIR);
if (!localLFS.util().exists(nmAuxDir)) {
try {
localLFS.mkdir(nmAuxDir, NM_AUX_SERVICE_DIR_PERM, true);
} catch (IOException ex) {
throw new YarnRuntimeException("Fail to create dir:"
+ nmAuxDir.toString(), ex);
}
}
Path src = new Path(remoteFile);
FileContext remoteLFS = getRemoteFileContext(src.toUri(), conf);
FileStatus scFileStatus = remoteLFS.getFileStatus(src);
if (!scFileStatus.getOwner().equals(
this.userUGI.getShortUserName())) {
throw new YarnRuntimeException("The remote jarfile owner:"
+ scFileStatus.getOwner() + " is not the same as the NM user:"
+ this.userUGI.getShortUserName() + ".");
}
if ((scFileStatus.getPermission().toShort() & 0022) != 0) {
throw new YarnRuntimeException("The remote jarfile should not "
+ "be writable by group or others. "
+ "The current Permission is "
+ scFileStatus.getPermission().toShort());
}
Path downloadDest = new Path(nmAuxDir,
className + "_" + scFileStatus.getModificationTime());
// check whether we need to re-download the jar
// from remote directory
Path targetDirPath = new Path(downloadDest,
scFileStatus.getPath().getName());
FileStatus[] allSubDirs = localLFS.util().listStatus(nmAuxDir);
for (FileStatus sub : allSubDirs) {
if (sub.getPath().getName().equals(downloadDest.getName())) {
return new Path(targetDirPath + Path.SEPARATOR + "*");
} else {
if (sub.getPath().getName().contains(className) &&
!sub.getPath().getName().endsWith(DEL_SUFFIX)) {
Path delPath = new Path(sub.getPath().getParent(),
sub.getPath().getName() + DEL_SUFFIX);
localLFS.rename(sub.getPath(), delPath);
LOG.info("delete old aux service jar dir:"
+ delPath.toString());
FileDeletionTask deletionTask = new FileDeletionTask(
this.delService, null, delPath, null);
this.delService.delete(deletionTask);
}
}
}
LocalResourceType srcType;
if (type == AuxServiceFile.TypeEnum.STATIC) {
srcType = LocalResourceType.FILE;
} else if (type == AuxServiceFile.TypeEnum.ARCHIVE) {
srcType = LocalResourceType.ARCHIVE;
} else {
throw new YarnRuntimeException(
"Cannot unpack file of type " + type + " from remote-file-path:" +
src + "for aux-service:" + ".\n");
}
LocalResource scRsrc = LocalResource.newInstance(
URL.fromURI(src.toUri()),
srcType, LocalResourceVisibility.PRIVATE,
scFileStatus.getLen(), scFileStatus.getModificationTime());
FSDownload download = new FSDownload(localLFS, null, conf,
downloadDest, scRsrc, null);
try {
// don't need to convert downloaded path into a dir
// since it's already a jar path.
return download.call();
} catch (Exception ex) {
throw new YarnRuntimeException(
"Exception happend while downloading files "
+ "for aux-service:" + sName + " and remote-file-path:"
+ src + ".\n" + ex.getMessage());
}
}
/**
* If recovery is enabled, creates a recovery directory for the named
* service and sets it on the service.
*
* @param sName name of the service
* @param s auxiliary service
* @throws IOException
*/
private void setStateStoreDir(String sName, AuxiliaryService s) throws
IOException {
if (stateStoreRoot != null) {
Path storePath = new Path(stateStoreRoot, sName);
stateStoreFs.mkdirs(storePath, storeDirPerms);
s.setRecoveryPath(storePath);
}
}
/**
* Removes a service from the service map and stops it, if it exists.
*
* @param sName name of the service
*/
private synchronized void maybeRemoveAuxService(String sName) {
AuxiliaryService s;
s = serviceMap.remove(sName);
serviceRecordMap.remove(sName);
serviceMetaData.remove(sName);
if (s != null) {
stopAuxService(s);
}
}
/**
* Constructs an AuxiliaryService then configures and initializes it based
* on a service specification.
*
* @param service aux service record
* @param conf configuration
* @param fromConfiguration true if from configuration, false if from manifest
* @return aux service
* @throws IOException
*/
private AuxiliaryService initAuxService(AuxServiceRecord service,
Configuration conf, boolean fromConfiguration) throws IOException {
final String sName = service.getName();
AuxiliaryService s;
try {
Preconditions
.checkArgument(
validateAuxServiceName(sName),
"The auxiliary service name: " + sName + " is invalid. " +
"The valid service name should only contain a-zA-Z0-9_ " +
"and cannot start with numbers.");
s = createAuxService(service, conf, fromConfiguration);
if (s == null) {
throw new YarnRuntimeException("No auxiliary service class loaded for" +
" " + sName);
}
// TODO better use s.getName()?
if (!sName.equals(s.getName())) {
LOG.warn("The Auxiliary Service named '" + sName + "' in the "
+ "configuration is for " + s.getClass() + " which has "
+ "a name of '" + s.getName() + "'. Because these are "
+ "not the same tools trying to send ServiceData and read "
+ "Service Meta Data may have issues unless the refer to "
+ "the name in the config.");
}
s.setAuxiliaryLocalPathHandler(auxiliaryLocalPathHandler);
setStateStoreDir(sName, s);
Configuration customConf = new Configuration(conf);
if (service.getConfiguration() != null) {
for (Entry<String, String> entry : service.getConfiguration()
.getProperties().entrySet()) {
customConf.set(entry.getKey(), entry.getValue());
}
}
s.init(customConf);
LOG.info("Initialized auxiliary service " + sName);
} catch (RuntimeException e) {
LOG.error("Failed to initialize " + sName, e);
throw e;
} catch (ClassNotFoundException e) {
throw new YarnRuntimeException(e);
}
return s;
}
/**
* Reloads auxiliary services manifest. Must be called after service init.
*
* @throws IOException if manifest can't be loaded
*/
private void reloadManifest() throws IOException {
loadManifest(getConfig(), true);
}
/**
* Reads the manifest file if it is configured, exists, and has not been
* modified since the last read.
*
* @return aux service records
* @throws IOException
*/
private synchronized AuxServiceRecords maybeReadManifestFile() throws
IOException {
if (manifest == null) {
return null;
}
if (!manifestFS.exists(manifest)) {
LOG.info("Manifest file " + manifest + " doesn't exist");
return null;
}
FileStatus status;
try {
status = manifestFS.getFileStatus(manifest);
} catch (FileNotFoundException e) {
LOG.info("Manifest file " + manifest + " doesn't exist");
return null;
}
if (status.getModificationTime() == manifestModifyTS) {
return null;
}
manifestModifyTS = status.getModificationTime();
LOG.info("Reading auxiliary services manifest " + manifest);
try (FSDataInputStream in = manifestFS.open(manifest)) {
return mapper.readValue((InputStream) in, AuxServiceRecords.class);
}
}
/**
* Updates current aux services based on changes found in the manifest.
*
* @param conf configuration
* @param startServices if true starts services, otherwise only inits services
* @throws IOException
*/
private synchronized void loadManifest(Configuration conf, boolean
startServices) throws IOException {
AuxServiceRecords services = maybeReadManifestFile();
if (services == null) {
// read did not occur or no changes detected
return;
}
Set<String> loadedAuxServices = new HashSet<>();
boolean foundChanges = false;
if (services.getServices() != null) {
for (AuxServiceRecord service : services.getServices()) {
AuxServiceRecord existingService = serviceRecordMap.get(service
.getName());
loadedAuxServices.add(service.getName());
if (existingService != null && existingService.equals(service)) {
if (LOG.isDebugEnabled()) {
LOG.debug("Auxiliary service already loaded: " + service.getName());
}
continue;
}
foundChanges = true;
try {
// stop aux service
maybeRemoveAuxService(service.getName());
// init aux service
AuxiliaryService s = initAuxService(service, conf, false);
if (startServices) {
// start aux service
startAuxService(service.getName(), s, service);
}
// add aux service to serviceMap
addService(service.getName(), s, service);
} catch (IOException e) {
LOG.error("Failed to load auxiliary service " + service.getName());
}
}
}
// remove aux services that do not appear in the manifest
List<String> servicesToRemove = new ArrayList<>();
for (String sName : serviceMap.keySet()) {
if (!loadedAuxServices.contains(sName)) {
foundChanges = true;
servicesToRemove.add(sName);
}
}
for (String sName : servicesToRemove) {
LOG.info("Removing aux service " + sName);
maybeRemoveAuxService(sName);
}
if (!foundChanges) {
LOG.info("No auxiliary services changes detected in manifest");
}
}
private static String getClassName(AuxServiceRecord service) {
AuxServiceConfiguration serviceConf = service.getConfiguration();
if (serviceConf == null) {
return null;
}
return serviceConf.getProperty(CLASS_NAME);
}
private static String[] getSystemClasses(AuxServiceRecord service, String
className) {
AuxServiceConfiguration serviceConf =
service.getConfiguration();
if (serviceConf == null) {
return new String[]{className};
}
return StringUtils.split(serviceConf.getProperty(SYSTEM_CLASSES,
className));
}
/**
* Translates an aux service specified in the Configuration to an aux
* service record.
*
* @param sName aux service name
* @param conf configuration
* @return
*/
private static AuxServiceRecord createServiceRecordFromConfiguration(String
sName, Configuration conf) {
String className = conf.get(String.format(
YarnConfiguration.NM_AUX_SERVICE_FMT, sName));
String remoteClassPath = conf.get(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, sName));
String[] systemClasses = conf.getTrimmedStrings(String.format(
YarnConfiguration.NM_AUX_SERVICES_SYSTEM_CLASSES, sName));
AuxServiceConfiguration serviceConf = new AuxServiceConfiguration();
if (className != null) {
serviceConf.setProperty(CLASS_NAME, className);
}
if (systemClasses != null) {
serviceConf.setProperty(SYSTEM_CLASSES, StringUtils.join(",",
systemClasses));
}
if (remoteClassPath != null) {
AuxServiceFile.TypeEnum type;
String lcClassPath = StringUtils.toLowerCase(remoteClassPath);
if (lcClassPath.endsWith(".jar")) {
type = AuxServiceFile.TypeEnum.STATIC;
} else if (lcClassPath.endsWith(".zip") ||
lcClassPath.endsWith(".tar.gz") || lcClassPath.endsWith(".tgz") ||
lcClassPath.endsWith(".tar")) {
type = AuxServiceFile.TypeEnum.ARCHIVE;
} else {
throw new YarnRuntimeException("Cannot unpack file from " +
"remote-file-path:" + remoteClassPath + "for aux-service:" +
sName + ".\n");
}
AuxServiceFile file = new AuxServiceFile().srcFile(remoteClassPath)
.type(type);
serviceConf.getFiles().add(file);
}
return new AuxServiceRecord().name(sName).configuration(serviceConf);
}
@Override
public void serviceInit(Configuration conf) throws Exception {
final FsPermission storeDirPerms = new FsPermission((short)0700);
Path stateStoreRoot = null;
FileSystem stateStoreFs = null;
public synchronized void serviceInit(Configuration conf) throws Exception {
boolean recoveryEnabled = conf.getBoolean(
YarnConfiguration.NM_RECOVERY_ENABLED,
YarnConfiguration.DEFAULT_NM_RECOVERY_ENABLED);
@ -138,200 +652,77 @@ public class AuxServices extends AbstractService
STATE_STORE_ROOT_NAME);
stateStoreFs = FileSystem.getLocal(conf);
}
Collection<String> auxNames = conf.getStringCollection(
YarnConfiguration.NM_AUX_SERVICES);
for (final String sName : auxNames) {
try {
Preconditions
.checkArgument(
validateAuxServiceName(sName),
"The ServiceName: " + sName + " set in " +
YarnConfiguration.NM_AUX_SERVICES +" is invalid." +
"The valid service name should only contain a-zA-Z0-9_ " +
"and can not start with numbers");
String classKey = String.format(
YarnConfiguration.NM_AUX_SERVICE_FMT, sName);
String className = conf.get(classKey);
final String appLocalClassPath = conf.get(String.format(
YarnConfiguration.NM_AUX_SERVICES_CLASSPATH, sName));
final String appRemoteClassPath = conf.get(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, sName));
AuxiliaryService s = null;
boolean useCustomerClassLoader = ((appLocalClassPath != null
&& !appLocalClassPath.isEmpty()) ||
(appRemoteClassPath != null && !appRemoteClassPath.isEmpty()))
&& className != null && !className.isEmpty();
if (useCustomerClassLoader) {
// load AuxiliaryService from local class path
if (appRemoteClassPath == null || appRemoteClassPath.isEmpty()) {
s = AuxiliaryServiceWithCustomClassLoader.getInstance(
conf, className, appLocalClassPath);
} else {
// load AuxiliaryService from remote class path
if (appLocalClassPath != null && !appLocalClassPath.isEmpty()) {
throw new YarnRuntimeException("The aux serivce:" + sName
+ " has configured local classpath:" + appLocalClassPath
+ " and remote classpath:" + appRemoteClassPath
+ ". Only one of them should be configured.");
}
FileContext localLFS = getLocalFileContext(conf);
// create NM aux-service dir in NM localdir if it does not exist.
Path nmAuxDir = dirsHandler.getLocalPathForWrite("."
+ Path.SEPARATOR + NM_AUX_SERVICE_DIR);
if (!localLFS.util().exists(nmAuxDir)) {
try {
localLFS.mkdir(nmAuxDir, NM_AUX_SERVICE_DIR_PERM, true);
} catch (IOException ex) {
throw new YarnRuntimeException("Fail to create dir:"
+ nmAuxDir.toString(), ex);
}
}
Path src = new Path(appRemoteClassPath);
FileContext remoteLFS = getRemoteFileContext(src.toUri(), conf);
FileStatus scFileStatus = remoteLFS.getFileStatus(src);
if (!scFileStatus.getOwner().equals(
this.userUGI.getShortUserName())) {
throw new YarnRuntimeException("The remote jarfile owner:"
+ scFileStatus.getOwner() + " is not the same as the NM user:"
+ this.userUGI.getShortUserName() + ".");
}
if ((scFileStatus.getPermission().toShort() & 0022) != 0) {
throw new YarnRuntimeException("The remote jarfile should not "
+ "be writable by group or others. "
+ "The current Permission is "
+ scFileStatus.getPermission().toShort());
}
Path dest = null;
Path downloadDest = new Path(nmAuxDir,
className + "_" + scFileStatus.getModificationTime());
// check whether we need to re-download the jar
// from remote directory
Path targetDirPath = new Path(downloadDest,
scFileStatus.getPath().getName());
FileStatus[] allSubDirs = localLFS.util().listStatus(nmAuxDir);
boolean reDownload = true;
for (FileStatus sub : allSubDirs) {
if (sub.getPath().getName().equals(downloadDest.getName())) {
reDownload = false;
dest = new Path(targetDirPath + Path.SEPARATOR + "*");
break;
} else {
if (sub.getPath().getName().contains(className) &&
!sub.getPath().getName().endsWith(DEL_SUFFIX)) {
Path delPath = new Path(sub.getPath().getParent(),
sub.getPath().getName() + DEL_SUFFIX);
localLFS.rename(sub.getPath(), delPath);
LOG.info("delete old aux service jar dir:"
+ delPath.toString());
FileDeletionTask deletionTask = new FileDeletionTask(
this.delService, null, delPath, null);
this.delService.delete(deletionTask);
}
}
}
if (reDownload) {
LocalResourceType srcType = null;
String lowerDst = StringUtils.toLowerCase(src.toString());
if (lowerDst.endsWith(".jar")) {
srcType = LocalResourceType.FILE;
} else if (lowerDst.endsWith(".zip") ||
lowerDst.endsWith(".tar.gz") || lowerDst.endsWith(".tgz")
|| lowerDst.endsWith(".tar")) {
srcType = LocalResourceType.ARCHIVE;
} else {
throw new YarnRuntimeException(
"Can not unpack file from remote-file-path:" + src
+ "for aux-service:" + ".\n");
}
LocalResource scRsrc = LocalResource.newInstance(
URL.fromURI(src.toUri()),
srcType, LocalResourceVisibility.PRIVATE,
scFileStatus.getLen(), scFileStatus.getModificationTime());
FSDownload download = new FSDownload(localLFS, null, conf,
downloadDest, scRsrc, null);
try {
Path downloaded = download.call();
// don't need to convert downloaded path into a dir
// since its already a jar path.
dest = downloaded;
} catch (Exception ex) {
throw new YarnRuntimeException(
"Exception happend while downloading files "
+ "for aux-service:" + sName + " and remote-file-path:"
+ src + ".\n" + ex.getMessage());
}
}
s = AuxiliaryServiceWithCustomClassLoader.getInstance(
new Configuration(conf), className, dest.toString());
}
LOG.info("The aux service:" + sName
+ " are using the custom classloader");
} else {
Class<? extends AuxiliaryService> sClass = conf.getClass(
classKey, null, AuxiliaryService.class);
if (sClass == null) {
throw new RuntimeException("No class defined for " + sName);
}
s = ReflectionUtils.newInstance(sClass, new Configuration(conf));
}
if (s == null) {
throw new RuntimeException("No object created for " + sName);
}
// TODO better use s.getName()?
if(!sName.equals(s.getName())) {
LOG.warn("The Auxiliary Service named '"+sName+"' in the "
+"configuration is for "+s.getClass()+" which has "
+"a name of '"+s.getName()+"'. Because these are "
+"not the same tools trying to send ServiceData and read "
+"Service Meta Data may have issues unless the refer to "
+"the name in the config.");
}
s.setAuxiliaryLocalPathHandler(auxiliaryLocalPathHandler);
addService(sName, s);
if (recoveryEnabled) {
Path storePath = new Path(stateStoreRoot, sName);
stateStoreFs.mkdirs(storePath, storeDirPerms);
s.setRecoveryPath(storePath);
}
s.init(new Configuration(conf));
} catch (RuntimeException e) {
LOG.error("Failed to initialize " + sName, e);
throw e;
String manifestStr = conf.get(YarnConfiguration.NM_AUX_SERVICES_MANIFEST);
if (manifestStr == null) {
Collection<String> auxNames = conf.getStringCollection(
YarnConfiguration.NM_AUX_SERVICES);
for (final String sName : auxNames) {
AuxServiceRecord service = createServiceRecordFromConfiguration(sName,
conf);
maybeRemoveAuxService(sName);
AuxiliaryService s = initAuxService(service, conf, true);
addService(sName, s, service);
}
} else {
manifest = new Path(manifestStr);
manifestFS = FileSystem.get(new URI(manifestStr), conf);
loadManifest(conf, false);
}
manifestReloadInterval = conf.getLong(
YarnConfiguration.NM_AUX_SERVICES_MANIFEST_RELOAD_MS,
YarnConfiguration.DEFAULT_NM_AUX_SERVICES_MANIFEST_RELOAD_MS);
manifestReloadTask = new ManifestReloadTask();
super.serviceInit(conf);
}
private void startAuxService(String name, AuxiliaryService service,
AuxServiceRecord serviceRecord) {
service.start();
service.registerServiceListener(this);
ByteBuffer meta = service.getMetaData();
if (meta != null) {
serviceMetaData.put(name, meta);
}
serviceRecord.setLaunchTime(new Date());
}
private void stopAuxService(Service service) {
if (service.getServiceState() == Service.STATE.STARTED) {
service.unregisterServiceListener(this);
service.stop();
}
}
@Override
public void serviceStart() throws Exception {
public synchronized void serviceStart() throws Exception {
// TODO fork(?) services running as configured user
// monitor for health, shutdown/restart(?) if any should die
for (Map.Entry<String, AuxiliaryService> entry : serviceMap.entrySet()) {
AuxiliaryService service = entry.getValue();
String name = entry.getKey();
service.start();
service.registerServiceListener(this);
ByteBuffer meta = service.getMetaData();
if(meta != null) {
serviceMetaData.put(name, meta);
}
startAuxService(name, service, serviceRecordMap.get(name));
}
if (manifest != null && manifestReloadInterval > 0) {
manifestReloadTimer = new Timer("AuxServicesManifestRelaod-Timer",
true);
manifestReloadTimer.schedule(manifestReloadTask,
manifestReloadInterval, manifestReloadInterval);
}
super.serviceStart();
}
@Override
public void serviceStop() throws Exception {
public synchronized void serviceStop() throws Exception {
try {
synchronized (serviceMap) {
for (Service service : serviceMap.values()) {
if (service.getServiceState() == Service.STATE.STARTED) {
service.unregisterServiceListener(this);
service.stop();
}
}
serviceMap.clear();
serviceMetaData.clear();
for (Service service : serviceMap.values()) {
stopAuxService(service);
}
serviceMap.clear();
serviceRecordMap.clear();
serviceMetaData.clear();
if (manifestReloadTimer != null) {
manifestReloadTimer.cancel();
}
} finally {
super.serviceStop();
@ -340,9 +731,9 @@ public class AuxServices extends AbstractService
@Override
public void stateChanged(Service service) {
LOG.error("Service " + service.getName() + " changed state: " +
// services changing state is expected on reload
LOG.info("Service " + service.getName() + " changed state: " +
service.getServiceState());
stop();
}
@Override
@ -448,4 +839,38 @@ public class AuxServices extends AbstractService
}
return remoteUgi;
}
protected static AuxServiceRecord newAuxService(String name, String
className) {
AuxServiceConfiguration serviceConf = new AuxServiceConfiguration();
serviceConf.setProperty(CLASS_NAME, className);
return new AuxServiceRecord().name(name).configuration(serviceConf);
}
protected static void setClasspath(AuxServiceRecord service, String
classpath) {
service.getConfiguration().getFiles().add(new AuxServiceFile()
.srcFile(classpath).type(AuxServiceFile.TypeEnum.STATIC));
}
protected static void setSystemClasses(AuxServiceRecord service, String
systemClasses) {
service.getConfiguration().setProperty(SYSTEM_CLASSES, systemClasses);
}
/**
* Class which is used by the {@link Timer} class to periodically execute the
* manifest reload.
*/
private final class ManifestReloadTask extends TimerTask {
@Override
public void run() {
try {
reloadManifest();
} catch (Throwable t) {
// Prevent uncaught exceptions from killing this thread
LOG.warn("Error while reloading manifest: ", t);
}
}
}
}

8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/AuxiliaryServiceWithCustomClassLoader.java
View File

@ -30,7 +30,6 @@ import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.util.ApplicationClassLoader;
import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.server.api.ApplicationInitializationContext;
import org.apache.hadoop.yarn.server.api.ApplicationTerminationContext;
import org.apache.hadoop.yarn.server.api.AuxiliaryService;
@ -159,11 +158,8 @@ final class AuxiliaryServiceWithCustomClassLoader extends AuxiliaryService {
}
public static AuxiliaryServiceWithCustomClassLoader getInstance(
Configuration conf, String className, String appClassPath)
throws IOException, ClassNotFoundException {
String[] systemClasses = conf.getTrimmedStrings(String.format(
YarnConfiguration.NM_AUX_SERVICES_SYSTEM_CLASSES,
className));
Configuration conf, String className, String appClassPath, String[]
systemClasses) throws IOException, ClassNotFoundException {
ClassLoader customClassLoader = createAuxServiceClassLoader(
appClassPath, systemClasses);
Class<?> clazz = Class.forName(className, true,

1
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java
View File

@ -258,6 +258,7 @@ public class ContainerManagerImpl extends CompositeService implements
auxiliaryServices = new AuxServices(auxiliaryLocalPathHandler,
this.context, this.deletionService);
auxiliaryServices.registerServiceListener(this);
context.setAuxServices(auxiliaryServices);
addService(auxiliaryServices);
// initialize the metrics publisher if the timeline service v.2 is enabled

137
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/records/AuxServiceConfiguration.java Normal file
View File

@ -0,0 +1,137 @@
/*
* 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.hadoop.yarn.server.nodemanager.containermanager.records;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
/**
* Set of configuration properties that can be injected into the service
* components via envs, files and custom pluggable helper docker containers.
* Files of several standard formats like xml, properties, json, yaml and
* templates will be supported.
**/
@InterfaceAudience.Public
@InterfaceStability.Unstable
@JsonInclude(JsonInclude.Include.NON_NULL)
public class AuxServiceConfiguration {
private Map<String, String> properties = new HashMap<>();
private List<AuxServiceFile> files = new ArrayList<>();
/**
* A blob of key-value pairs of common service properties.
**/
public AuxServiceConfiguration properties(Map<String, String> props) {
this.properties = props;
return this;
}
@JsonProperty("properties")
public Map<String, String> getProperties() {
return properties;
}
public void setProperties(Map<String, String> properties) {
this.properties = properties;
}
/**
* Array of list of files that needs to be created and made available as
* volumes in the service component containers.
**/
public AuxServiceConfiguration files(List<AuxServiceFile> fileList) {
this.files = fileList;
return this;
}
@JsonProperty("files")
public List<AuxServiceFile> getFiles() {
return files;
}
public void setFiles(List<AuxServiceFile> files) {
this.files = files;
}
public String getProperty(String name, String defaultValue) {
String value = getProperty(name);
if (StringUtils.isEmpty(value)) {
return defaultValue;
}
return value;
}
public void setProperty(String name, String value) {
properties.put(name, value);
}
public String getProperty(String name) {
return properties.get(name.trim());
}
@Override
public boolean equals(java.lang.Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
AuxServiceConfiguration configuration = (AuxServiceConfiguration) o;
return Objects.equals(this.properties, configuration.properties)
&& Objects.equals(this.files, configuration.files);
}
@Override
public int hashCode() {
return Objects.hash(properties, files);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("class Configuration {\n");
sb.append(" properties: ").append(toIndentedString(properties))
.append("\n");
sb.append(" files: ").append(toIndentedString(files)).append("\n");
sb.append("}");
return sb.toString();
}
/**
* Convert the given object to string with each line indented by 4 spaces
* (except the first line).
*/
private String toIndentedString(java.lang.Object o) {
if (o == null) {
return "null";
}
return o.toString().replace("\n", "\n ");
}
}

137
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/records/AuxServiceFile.java Normal file
View File

@ -0,0 +1,137 @@
/*
* 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.hadoop.yarn.server.nodemanager.containermanager.records;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonValue;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import java.util.Objects;
/**
* A config file that needs to be created and made available as a volume in an
* service component container.
**/
@InterfaceAudience.Public
@InterfaceStability.Unstable
@JsonInclude(JsonInclude.Include.NON_NULL)
public class AuxServiceFile {
/**
* Config Type.
**/
public enum TypeEnum {
STATIC("STATIC"), ARCHIVE("ARCHIVE");
private String value;
TypeEnum(String type) {
this.value = type;
}
@Override
@JsonValue
public String toString() {
return value;
}
}
private TypeEnum type = null;
private String srcFile = null;
/**
* Config file in the standard format like xml, properties, json, yaml,
* template.
**/
public AuxServiceFile type(TypeEnum t) {
this.type = t;
return this;
}
@JsonProperty("type")
public TypeEnum getType() {
return type;
}
public void setType(TypeEnum type) {
this.type = type;
}
/**
* This provides the source location of the configuration file, the content
* of which is dumped to dest_file post property substitutions, in the format
* as specified in type. Typically the src_file would point to a source
* controlled network accessible file maintained by tools like puppet, chef,
* or hdfs etc. Currently, only hdfs is supported.
**/
public AuxServiceFile srcFile(String file) {
this.srcFile = file;
return this;
}
@JsonProperty("src_file")
public String getSrcFile() {
return srcFile;
}
public void setSrcFile(String srcFile) {
this.srcFile = srcFile;
}
@Override
public boolean equals(java.lang.Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
AuxServiceFile auxServiceFile = (AuxServiceFile) o;
return Objects.equals(this.type, auxServiceFile.type)
&& Objects.equals(this.srcFile, auxServiceFile.srcFile);
}
@Override
public int hashCode() {
return Objects.hash(type, srcFile);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("class AuxServiceFile {\n");
sb.append(" type: ").append(toIndentedString(type)).append("\n");
sb.append(" srcFile: ").append(toIndentedString(srcFile)).append("\n");
sb.append("}");
return sb.toString();
}
/**
* Convert the given object to string with each line indented by 4 spaces
* (except the first line).
*/
private String toIndentedString(java.lang.Object o) {
if (o == null) {
return "null";
}
return o.toString().replace("\n", "\n ");
}
}

175
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/records/AuxServiceRecord.java Normal file
View File

@ -0,0 +1,175 @@
/*
* 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.hadoop.yarn.server.nodemanager.containermanager.records;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonPropertyOrder;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import java.util.Date;
import java.util.Objects;
/**
* An Service resource has the following attributes.
**/
@InterfaceAudience.Public
@InterfaceStability.Unstable
@JsonInclude(JsonInclude.Include.NON_NULL)
@JsonPropertyOrder({ "name", "version", "description", "launch_time",
"configuration" })
public class AuxServiceRecord {
private String name = null;
private String version = null;
private String description = null;
private Date launchTime = null;
private AuxServiceConfiguration configuration = new AuxServiceConfiguration();
/**
* A unique service name.
**/
public AuxServiceRecord name(String n) {
this.name = n;
return this;
}
@JsonProperty("name")
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@JsonProperty("version")
public String getVersion() {
return version;
}
public void setVersion(String version) {
this.version = version;
}
/**
* Version of the service.
*/
public AuxServiceRecord version(String v) {
this.version = v;
return this;
}
@JsonProperty("description")
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
/**
* Description of the service.
*/
public AuxServiceRecord description(String d) {
this.description = d;
return this;
}
/**
* The time when the service was created, e.g. 2016-03-16T01:01:49.000Z.
**/
public AuxServiceRecord launchTime(Date time) {
this.launchTime = time == null ? null : (Date) time.clone();
return this;
}
@JsonProperty("launch_time")
public Date getLaunchTime() {
return launchTime == null ? null : (Date) launchTime.clone();
}
public void setLaunchTime(Date time) {
this.launchTime = time == null ? null : (Date) time.clone();
}
/**
* Config properties of an service. Configurations provided at the
* service/global level are available to all the components. Specific
* properties can be overridden at the component level.
**/
public AuxServiceRecord configuration(AuxServiceConfiguration conf) {
this.configuration = conf;
return this;
}
@JsonProperty("configuration")
public AuxServiceConfiguration getConfiguration() {
return configuration;
}
public void setConfiguration(AuxServiceConfiguration conf) {
this.configuration = conf;
}
@Override
public boolean equals(java.lang.Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
AuxServiceRecord service = (AuxServiceRecord) o;
return Objects.equals(this.name, service.name) && Objects.equals(this
.version, service.version);
}
@Override
public int hashCode() {
return Objects.hash(name, version);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("class Service {\n");
sb.append(" name: ").append(toIndentedString(name)).append("\n");
sb.append(" version: ").append(toIndentedString(version)).append("\n");
sb.append(" description: ").append(toIndentedString(description))
.append("\n");
sb.append(" configuration: ").append(toIndentedString(configuration))
.append("\n");
sb.append("}");
return sb.toString();
}
/**
* Convert the given object to string with each line indented by 4 spaces
* (except the first line).
*/
private String toIndentedString(java.lang.Object o) {
if (o == null) {
return "null";
}
return o.toString().replace("\n", "\n ");
}
}

46
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/records/AuxServiceRecords.java Normal file
View File

@ -0,0 +1,46 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.yarn.server.nodemanager.containermanager.records;
import com.fasterxml.jackson.annotation.JsonInclude;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import java.util.ArrayList;
import java.util.List;
/**
* A list of Services.
**/
@InterfaceAudience.Public
@InterfaceStability.Unstable
@JsonInclude(JsonInclude.Include.NON_NULL)
public class AuxServiceRecords {
private List<AuxServiceRecord> services = new ArrayList<>();
public AuxServiceRecords serviceList(AuxServiceRecord... serviceList) {
for (AuxServiceRecord service : serviceList) {
this.services.add(service);
}
return this;
}
public List<AuxServiceRecord> getServices() {
return services;
}
}

29
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/records/package-info.java Normal file
View File

@ -0,0 +1,29 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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 used for auxiliary services manifest records. To the extent
* possible, the format matches the YARN service framework service
* specification.
*/
@InterfaceAudience.Public
@InterfaceStability.Unstable
package org.apache.hadoop.yarn.server.nodemanager.containermanager.records;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;

37
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/webapp/NMWebServices.java
View File

@ -24,13 +24,16 @@ import java.io.OutputStream;
import java.nio.charset.Charset;
import java.security.Principal;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecord;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.ResourcePlugin;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.ResourcePluginManager;
import org.apache.hadoop.yarn.server.nodemanager.webapp.dao.AuxiliaryServicesInfo;
import org.apache.hadoop.yarn.server.nodemanager.webapp.dao.NMResourceInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -556,6 +559,25 @@ public class NMWebServices {
return new NMResourceInfo();
}
@GET
@Path("/auxiliaryservices")
@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
MediaType.APPLICATION_XML + "; " + JettyUtils.UTF_8 })
public AuxiliaryServicesInfo getAuxiliaryServices(@javax.ws.rs.core.Context
HttpServletRequest hsr) {
init();
AuxiliaryServicesInfo auxiliaryServices = new AuxiliaryServicesInfo();
if (!hasAdminAccess(hsr)) {
return auxiliaryServices;
}
Collection<AuxServiceRecord> loadedServices = nmContext.getAuxServices()
.getServiceRecords();
if (loadedServices != null) {
auxiliaryServices.addAll(loadedServices);
}
return auxiliaryServices;
}
@PUT
@Path("/yarn/sysfs/{user}/{appId}")
@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
@ -625,6 +647,21 @@ public class NMWebServices {
return true;
}
protected Boolean hasAdminAccess(HttpServletRequest hsr) {
// Check for the authorization.
UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
if (callerUGI == null) {
return false;
}
if (!this.nmContext.getApplicationACLsManager().isAdmin(callerUGI)) {
return false;
}
return true;
}
private UserGroupInformation getCallerUserGroupInformation(
HttpServletRequest hsr, boolean usePrincipal) {

60
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/webapp/dao/AuxiliaryServiceInfo.java Normal file
View File

@ -0,0 +1,60 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.yarn.server.nodemanager.webapp.dao;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* Information about a loaded auxiliary service.
*/
@XmlRootElement(name = "service")
@XmlAccessorType(XmlAccessType.FIELD)
public class AuxiliaryServiceInfo {
private String name;
private String version;
private String startTime;
public AuxiliaryServiceInfo() {
// JAXB needs this
}
public AuxiliaryServiceInfo(String name, String version, Date startTime) {
DateFormat dateFormat =
new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
this.name = name;
this.version = version;
this.startTime = dateFormat.format(startTime);
}
public String getName() {
return name;
}
public String getVersion() {
return version;
}
public String getStartTime() {
return startTime;
}
}

55
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/webapp/dao/AuxiliaryServicesInfo.java Normal file
View File

@ -0,0 +1,55 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.yarn.server.nodemanager.webapp.dao;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecord;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import java.util.ArrayList;
import java.util.Collection;
/**
* A list of loaded auxiliary services.
*/
@XmlRootElement(name = "services")
@XmlAccessorType(XmlAccessType.FIELD)
public class AuxiliaryServicesInfo {
private ArrayList<AuxiliaryServiceInfo> services = new
ArrayList<>();
public AuxiliaryServicesInfo() {
// JAXB needs this
}
public void add(AuxServiceRecord s) {
services.add(new AuxiliaryServiceInfo(s.getName(), s.getVersion(), s
.getLaunchTime()));
}
public void addAll(Collection<AuxServiceRecord> serviceList) {
for (AuxServiceRecord service : serviceList) {
add(service);
}
}
public ArrayList<AuxiliaryServiceInfo> getServices() {
return services;
}
}

10
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/amrmproxy/BaseAMRMProxyTest.java
View File

@ -53,6 +53,7 @@ import org.apache.hadoop.yarn.server.nodemanager.LocalDirsHandlerService;
import org.apache.hadoop.yarn.server.nodemanager.NodeManager.NMContext;
import org.apache.hadoop.yarn.server.nodemanager.NodeResourceMonitor;
import org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdater;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.AuxServices;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManager;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
@ -827,5 +828,14 @@ public abstract class BaseAMRMProxyTest {
public NMLogAggregationStatusTracker getNMLogAggregationStatusTracker() {
return null;
}
@Override
public void setAuxServices(AuxServices auxServices) {
}
@Override
public AuxServices getAuxServices() {
return null;
}
}
}

330
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestAuxServices.java
View File

@ -31,6 +31,15 @@ import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecord;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.records.AuxServiceRecords;
import org.junit.After;
import org.junit.Before;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -87,6 +96,11 @@ import org.apache.hadoop.yarn.server.nodemanager.containermanager.deletion.task.
import org.junit.Assert;
import org.junit.Test;
/**
* Test for auxiliary services. Parameter 0 tests the Configuration-based aux
* services and parameter 1 tests manifest-based aux services.
*/
@RunWith(value = Parameterized.class)
public class TestAuxServices {
private static final Logger LOG =
LoggerFactory.getLogger(TestAuxServices.class);
@ -99,6 +113,36 @@ public class TestAuxServices {
private final static Context MOCK_CONTEXT = mock(Context.class);
private final static DeletionService MOCK_DEL_SERVICE = mock(
DeletionService.class);
private final Boolean useManifest;
private File rootDir = GenericTestUtils.getTestDir(getClass()
.getSimpleName());
private File manifest = new File(rootDir, "manifest.txt");
private ObjectMapper mapper = new ObjectMapper();
@Parameterized.Parameters
public static Collection<Boolean> getParams() {
return Arrays.asList(false, true);
}
@Before
public void setup() {
if (!rootDir.exists()) {
rootDir.mkdirs();
}
}
@After
public void cleanup() {
if (useManifest) {
manifest.delete();
}
rootDir.delete();
}
public TestAuxServices(Boolean useManifest) {
this.useManifest = useManifest;
mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
}
static class LightService extends AuxiliaryService implements Service
{
@ -204,15 +248,27 @@ public class TestAuxServices {
}
}
private void writeManifestFile(AuxServiceRecords services, Configuration
conf) throws IOException {
conf.set(YarnConfiguration.NM_AUX_SERVICES_MANIFEST, manifest
.getAbsolutePath());
mapper.writeValue(manifest, services);
}
@SuppressWarnings("resource")
@Test
public void testRemoteAuxServiceClassPath() throws Exception {
Configuration conf = new YarnConfiguration();
FileSystem fs = FileSystem.get(conf);
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[] {"ServiceC"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ServiceC"), ServiceC.class, Service.class);
AuxServiceRecord serviceC =
AuxServices.newAuxService("ServiceC", ServiceC.class.getName());
AuxServiceRecords services = new AuxServiceRecords().serviceList(serviceC);
if (!useManifest) {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[]{"ServiceC"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ServiceC"), ServiceC.class, Service.class);
}
Context mockContext2 = mock(Context.class);
LocalDirsHandlerService mockDirsHandler = mock(
@ -223,11 +279,8 @@ public class TestAuxServices {
rootAuxServiceDirPath);
when(mockContext2.getLocalDirsHandler()).thenReturn(mockDirsHandler);
File rootDir = GenericTestUtils.getTestDir(getClass()
.getSimpleName());
if (!rootDir.exists()) {
rootDir.mkdirs();
}
DeletionService mockDelService2 = mock(DeletionService.class);
AuxServices aux = null;
File testJar = null;
try {
@ -243,11 +296,16 @@ public class TestAuxServices {
perms.add(PosixFilePermission.GROUP_WRITE);
Files.setPosixFilePermissions(Paths.get(testJar.getAbsolutePath()),
perms);
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
if (useManifest) {
AuxServices.setClasspath(serviceC, testJar.getAbsolutePath());
writeManifestFile(services, conf);
} else {
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
}
aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
mockContext2, MOCK_DEL_SERVICE);
mockContext2, mockDelService2);
aux.init(conf);
Assert.fail("The permission of the jar is wrong."
+ "Should throw out exception.");
@ -260,11 +318,16 @@ public class TestAuxServices {
testJar = JarFinder.makeClassLoaderTestJar(this.getClass(), rootDir,
"test-runjar.jar", 2048, ServiceC.class.getName());
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
if (useManifest) {
AuxServices.setClasspath(serviceC, testJar.getAbsolutePath());
writeManifestFile(services, conf);
} else {
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
}
aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
mockContext2, MOCK_DEL_SERVICE);
mockContext2, mockDelService2);
aux.init(conf);
aux.start();
Map<String, ByteBuffer> meta = aux.getMetaData();
@ -281,7 +344,7 @@ public class TestAuxServices {
// initialize the same auxservice again, and make sure that we did not
// re-download the jar from remote directory.
aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
mockContext2, MOCK_DEL_SERVICE);
mockContext2, mockDelService2);
aux.init(conf);
aux.start();
meta = aux.getMetaData();
@ -290,7 +353,7 @@ public class TestAuxServices {
auxName = i.getKey();
}
Assert.assertEquals("ServiceC", auxName);
verify(MOCK_DEL_SERVICE, times(0)).delete(any(FileDeletionTask.class));
verify(mockDelService2, times(0)).delete(any(FileDeletionTask.class));
status = fs.listStatus(rootAuxServiceDirPath);
Assert.assertTrue(status.length == 1);
aux.serviceStop();
@ -301,22 +364,17 @@ public class TestAuxServices {
FileTime fileTime = FileTime.fromMillis(time);
Files.setLastModifiedTime(Paths.get(testJar.getAbsolutePath()),
fileTime);
conf.set(
String.format(YarnConfiguration.NM_AUX_SERVICE_REMOTE_CLASSPATH,
"ServiceC"),
testJar.getAbsolutePath());
aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
mockContext2, MOCK_DEL_SERVICE);
mockContext2, mockDelService2);
aux.init(conf);
aux.start();
verify(MOCK_DEL_SERVICE, times(1)).delete(any(FileDeletionTask.class));
verify(mockDelService2, times(1)).delete(any(FileDeletionTask.class));
status = fs.listStatus(rootAuxServiceDirPath);
Assert.assertTrue(status.length == 2);
aux.serviceStop();
} finally {
if (testJar != null) {
testJar.delete();
rootDir.delete();
}
if (fs.exists(new Path(root))) {
fs.delete(new Path(root), true);
@ -333,10 +391,17 @@ public class TestAuxServices {
public void testCustomizedAuxServiceClassPath() throws Exception {
// verify that we can load AuxService Class from default Class path
Configuration conf = new YarnConfiguration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[] {"ServiceC"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ServiceC"), ServiceC.class, Service.class);
AuxServiceRecord serviceC =
AuxServices.newAuxService("ServiceC", ServiceC.class.getName());
AuxServiceRecords services = new AuxServiceRecords().serviceList(serviceC);
if (useManifest) {
writeManifestFile(services, conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[]{"ServiceC"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ServiceC"), ServiceC.class, Service.class);
}
@SuppressWarnings("resource")
AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
@ -358,31 +423,41 @@ public class TestAuxServices {
// create a new jar file, and configure it as customized class path
// for this AuxService, and make sure that we could load the class
// from this configured customized class path
File rootDir = GenericTestUtils.getTestDir(getClass()
.getSimpleName());
if (!rootDir.exists()) {
rootDir.mkdirs();
}
File testJar = null;
try {
testJar = JarFinder.makeClassLoaderTestJar(this.getClass(), rootDir,
"test-runjar.jar", 2048, ServiceC.class.getName());
"test-runjar.jar", 2048, ServiceC.class.getName(), LightService
.class.getName());
conf = new YarnConfiguration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[] {"ServiceC"});
conf.set(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "ServiceC"),
ServiceC.class.getName());
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICES_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
// remove "-org.apache.hadoop." from system classes
String systemClasses = "-org.apache.hadoop." + "," +
ApplicationClassLoader.SYSTEM_CLASSES_DEFAULT;
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICES_SYSTEM_CLASSES,
"ServiceC"), systemClasses);
ApplicationClassLoader.SYSTEM_CLASSES_DEFAULT;
if (useManifest) {
AuxServices.setClasspath(serviceC, testJar.getAbsolutePath());
AuxServices.setSystemClasses(serviceC, systemClasses);
writeManifestFile(services, conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[]{"ServiceC"});
conf.set(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ServiceC"), ServiceC.class.getName());
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICES_CLASSPATH, "ServiceC"),
testJar.getAbsolutePath());
conf.set(String.format(
YarnConfiguration.NM_AUX_SERVICES_SYSTEM_CLASSES,
"ServiceC"), systemClasses);
}
Context mockContext2 = mock(Context.class);
LocalDirsHandlerService mockDirsHandler = mock(
LocalDirsHandlerService.class);
String root = "target/LocalDir";
Path rootAuxServiceDirPath = new Path(root, "nmAuxService");
when(mockDirsHandler.getLocalPathForWrite(anyString())).thenReturn(
rootAuxServiceDirPath);
when(mockContext2.getLocalDirsHandler()).thenReturn(mockDirsHandler);
aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
mockContext2, MOCK_DEL_SERVICE);
aux.init(conf);
aux.start();
meta = aux.getMetaData();
@ -405,21 +480,32 @@ public class TestAuxServices {
} finally {
if (testJar != null) {
testJar.delete();
rootDir.delete();
}
}
}
@Test
public void testAuxEventDispatch() {
public void testAuxEventDispatch() throws IOException {
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] { "Asrv", "Bsrv" });
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
ServiceB.class, Service.class);
conf.setInt("A.expected.init", 1);
conf.setInt("B.expected.stop", 1);
if (useManifest) {
AuxServiceRecord serviceA =
AuxServices.newAuxService("Asrv", ServiceA.class.getName());
serviceA.getConfiguration().setProperty("A.expected.init", "1");
AuxServiceRecord serviceB =
AuxServices.newAuxService("Bsrv", ServiceB.class.getName());
serviceB.getConfiguration().setProperty("B.expected.stop", "1");
writeManifestFile(new AuxServiceRecords().serviceList(serviceA,
serviceB), conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[]{"Asrv",
"Bsrv"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
ServiceB.class, Service.class);
conf.setInt("A.expected.init", 1);
conf.setInt("B.expected.stop", 1);
}
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
aux.init(conf);
@ -477,14 +563,36 @@ public class TestAuxServices {
}
}
@Test
public void testAuxServices() {
private Configuration getABConf() throws
IOException {
return getABConf("Asrv", "Bsrv", ServiceA.class, ServiceB.class);
}
private Configuration getABConf(String aName, String bName,
Class<? extends Service> aClass, Class<? extends Service> bClass) throws
IOException {
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] { "Asrv", "Bsrv" });
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
ServiceB.class, Service.class);
if (useManifest) {
AuxServiceRecord serviceA =
AuxServices.newAuxService(aName, aClass.getName());
AuxServiceRecord serviceB =
AuxServices.newAuxService(bName, bClass.getName());
writeManifestFile(new AuxServiceRecords().serviceList(serviceA, serviceB),
conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[]{aName,
bName});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, aName),
aClass, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, bName),
bClass, Service.class);
}
return conf;
}
@Test
public void testAuxServices() throws IOException {
Configuration conf = getABConf();
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
aux.init(conf);
@ -510,15 +618,9 @@ public class TestAuxServices {
}
}
@Test
public void testAuxServicesMeta() {
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] { "Asrv", "Bsrv" });
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
ServiceB.class, Service.class);
public void testAuxServicesMeta() throws IOException {
Configuration conf = getABConf();
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
aux.init(conf);
@ -547,16 +649,10 @@ public class TestAuxServices {
}
}
@Test
public void testAuxUnexpectedStop() {
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] { "Asrv", "Bsrv" });
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
ServiceB.class, Service.class);
public void testAuxUnexpectedStop() throws IOException {
// AuxServices no longer expected to stop when services stop
Configuration conf = getABConf();
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
aux.init(conf);
@ -564,21 +660,17 @@ public class TestAuxServices {
Service s = aux.getServices().iterator().next();
s.stop();
assertEquals("Auxiliary service stopped, but AuxService unaffected.",
STOPPED, aux.getServiceState());
assertTrue(aux.getServices().isEmpty());
assertEquals("Auxiliary service stop caused AuxServices stop",
STARTED, aux.getServiceState());
assertEquals(2, aux.getServices().size());
}
@Test
public void testValidAuxServiceName() {
public void testValidAuxServiceName() throws IOException {
Configuration conf = getABConf("Asrv1", "Bsrv_2", ServiceA.class,
ServiceB.class);
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] {"Asrv1", "Bsrv_2"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv1"),
ServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv_2"),
ServiceB.class, Service.class);
try {
aux.init(conf);
} catch (Exception ex) {
@ -588,30 +680,33 @@ public class TestAuxServices {
//Test bad auxService Name
final AuxServices aux1 = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[] {"1Asrv1"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "1Asrv1"),
ServiceA.class, Service.class);
if (useManifest) {
AuxServiceRecord serviceA =
AuxServices.newAuxService("1Asrv1", ServiceA.class.getName());
writeManifestFile(new AuxServiceRecords().serviceList(serviceA), conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES, new String[]
{"1Asrv1"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"1Asrv1"), ServiceA.class, Service.class);
}
try {
aux1.init(conf);
Assert.fail("Should receive the exception.");
} catch (Exception ex) {
assertTrue(ex.getMessage().contains("The ServiceName: 1Asrv1 set in " +
"yarn.nodemanager.aux-services is invalid.The valid service name " +
"should only contain a-zA-Z0-9_ and can not start with numbers"));
assertTrue("Wrong message: " + ex.getMessage(),
ex.getMessage().contains("The auxiliary service name: 1Asrv1 is " +
"invalid. The valid service name should only contain a-zA-Z0-9_" +
" and cannot start with numbers."));
}
}
@Test
public void testAuxServiceRecoverySetup() throws IOException {
Configuration conf = new YarnConfiguration();
Configuration conf = getABConf("Asrv", "Bsrv", RecoverableServiceA.class,
RecoverableServiceB.class);
conf.setBoolean(YarnConfiguration.NM_RECOVERY_ENABLED, true);
conf.set(YarnConfiguration.NM_RECOVERY_DIR, TEST_DIR.toString());
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[] { "Asrv", "Bsrv" });
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Asrv"),
RecoverableServiceA.class, Service.class);
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "Bsrv"),
RecoverableServiceB.class, Service.class);
try {
final AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER,
MOCK_CONTEXT, MOCK_DEL_SERVICE);
@ -708,20 +803,33 @@ public class TestAuxServices {
}
@Test
public void testAuxServicesConfChange() {
public void testAuxServicesConfChange() throws IOException {
Configuration conf = new Configuration();
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[]{"ConfChangeAuxService"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ConfChangeAuxService"), ConfChangeAuxService.class, Service.class);
if (useManifest) {
AuxServiceRecord service =
AuxServices.newAuxService("ConfChangeAuxService",
ConfChangeAuxService.class.getName());
service.getConfiguration().setProperty("dummyConfig", "testValue");
writeManifestFile(new AuxServiceRecords().serviceList(service), conf);
} else {
conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
new String[]{"ConfChangeAuxService"});
conf.setClass(String.format(YarnConfiguration.NM_AUX_SERVICE_FMT,
"ConfChangeAuxService"), ConfChangeAuxService.class, Service.class);
conf.set("dummyConfig", "testValue");
}
AuxServices aux = new AuxServices(MOCK_AUX_PATH_HANDLER, MOCK_CONTEXT,
MOCK_DEL_SERVICE);
conf.set("dummyConfig", "testValue");
aux.init(conf);
aux.start();
for (AuxiliaryService s : aux.getServices()) {
assertEquals(STARTED, s.getServiceState());
assertEquals(conf.get("dummyConfig"), "testValue");
if (useManifest) {
assertNull(conf.get("dummyConfig"));
} else {
assertEquals("testValue", conf.get("dummyConfig"));
}
assertEquals("changedTestValue", s.getConfig().get("dummyConfig"));
}
aux.stop();