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HDFS-9895. Remove unnecessary conf cache from DataNode. Contributed by Xiaobing Zhou.

This commit is contained in:
Arpit Agarwal 2016-09-26 19:24:16 -07:00
parent bde787db23
commit 809a45a60c
6 changed files with 125 additions and 111 deletions
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4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockScanner.java
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@ -165,6 +165,10 @@ private static long getConfiguredScanPeriodMs(Configuration conf) {
} }
} }
public BlockScanner(DataNode datanode) {
this(datanode, datanode.getConf());
}
public BlockScanner(DataNode datanode, Configuration conf) { public BlockScanner(DataNode datanode, Configuration conf) {
this.datanode = datanode; this.datanode = datanode;
this.conf = new Conf(conf); this.conf = new Conf(conf);

92
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DNConf.java
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@ -56,6 +56,7 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_BP_READY_TIMEOUT_KEY; import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_BP_READY_TIMEOUT_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_BP_READY_TIMEOUT_DEFAULT; import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_BP_READY_TIMEOUT_DEFAULT;
import org.apache.hadoop.conf.Configurable;
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.DFSConfigKeys; import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys; import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
@ -70,7 +71,6 @@
*/ */
@InterfaceAudience.Private @InterfaceAudience.Private
public class DNConf { public class DNConf {
final Configuration conf;
final int socketTimeout; final int socketTimeout;
final int socketWriteTimeout; final int socketWriteTimeout;
final int socketKeepaliveTimeout; final int socketKeepaliveTimeout;
@ -117,70 +117,75 @@ public class DNConf {
private final int volFailuresTolerated; private final int volFailuresTolerated;
private final int volsConfigured; private final int volsConfigured;
private final int maxDataLength; private final int maxDataLength;
private Configurable dn;
public DNConf(Configuration conf) { public DNConf(final Configurable dn) {
this.conf = conf; this.dn = dn;
socketTimeout = conf.getInt(DFS_CLIENT_SOCKET_TIMEOUT_KEY, socketTimeout = getConf().getInt(DFS_CLIENT_SOCKET_TIMEOUT_KEY,
HdfsConstants.READ_TIMEOUT); HdfsConstants.READ_TIMEOUT);
socketWriteTimeout = conf.getInt(DFS_DATANODE_SOCKET_WRITE_TIMEOUT_KEY, socketWriteTimeout = getConf().getInt(
DFS_DATANODE_SOCKET_WRITE_TIMEOUT_KEY,
HdfsConstants.WRITE_TIMEOUT); HdfsConstants.WRITE_TIMEOUT);
socketKeepaliveTimeout = conf.getInt( socketKeepaliveTimeout = getConf().getInt(
DFSConfigKeys.DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_KEY, DFSConfigKeys.DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_KEY,
DFSConfigKeys.DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_DEFAULT); DFSConfigKeys.DFS_DATANODE_SOCKET_REUSE_KEEPALIVE_DEFAULT);
this.transferSocketSendBufferSize = conf.getInt( this.transferSocketSendBufferSize = getConf().getInt(
DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_SEND_BUFFER_SIZE_KEY, DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_SEND_BUFFER_SIZE_KEY,
DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_SEND_BUFFER_SIZE_DEFAULT); DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_SEND_BUFFER_SIZE_DEFAULT);
this.transferSocketRecvBufferSize = conf.getInt( this.transferSocketRecvBufferSize = getConf().getInt(
DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_RECV_BUFFER_SIZE_KEY, DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_RECV_BUFFER_SIZE_KEY,
DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_RECV_BUFFER_SIZE_DEFAULT); DFSConfigKeys.DFS_DATANODE_TRANSFER_SOCKET_RECV_BUFFER_SIZE_DEFAULT);
/* Based on results on different platforms, we might need set the default /* Based on results on different platforms, we might need set the default
* to false on some of them. */ * to false on some of them. */
transferToAllowed = conf.getBoolean( transferToAllowed = getConf().getBoolean(
DFS_DATANODE_TRANSFERTO_ALLOWED_KEY, DFS_DATANODE_TRANSFERTO_ALLOWED_KEY,
DFS_DATANODE_TRANSFERTO_ALLOWED_DEFAULT); DFS_DATANODE_TRANSFERTO_ALLOWED_DEFAULT);
writePacketSize = conf.getInt(DFS_CLIENT_WRITE_PACKET_SIZE_KEY, writePacketSize = getConf().getInt(DFS_CLIENT_WRITE_PACKET_SIZE_KEY,
DFS_CLIENT_WRITE_PACKET_SIZE_DEFAULT); DFS_CLIENT_WRITE_PACKET_SIZE_DEFAULT);
readaheadLength = conf.getLong( readaheadLength = getConf().getLong(
HdfsClientConfigKeys.DFS_DATANODE_READAHEAD_BYTES_KEY, HdfsClientConfigKeys.DFS_DATANODE_READAHEAD_BYTES_KEY,
HdfsClientConfigKeys.DFS_DATANODE_READAHEAD_BYTES_DEFAULT); HdfsClientConfigKeys.DFS_DATANODE_READAHEAD_BYTES_DEFAULT);
maxDataLength = conf.getInt(DFSConfigKeys.IPC_MAXIMUM_DATA_LENGTH, maxDataLength = getConf().getInt(DFSConfigKeys.IPC_MAXIMUM_DATA_LENGTH,
DFSConfigKeys.IPC_MAXIMUM_DATA_LENGTH_DEFAULT); DFSConfigKeys.IPC_MAXIMUM_DATA_LENGTH_DEFAULT);
dropCacheBehindWrites = conf.getBoolean( dropCacheBehindWrites = getConf().getBoolean(
DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_WRITES_KEY, DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_WRITES_KEY,
DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_WRITES_DEFAULT); DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_WRITES_DEFAULT);
syncBehindWrites = conf.getBoolean( syncBehindWrites = getConf().getBoolean(
DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_KEY, DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_KEY,
DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_DEFAULT); DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_DEFAULT);
syncBehindWritesInBackground = conf.getBoolean( syncBehindWritesInBackground = getConf().getBoolean(
DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_IN_BACKGROUND_KEY, DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_IN_BACKGROUND_KEY,
DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_IN_BACKGROUND_DEFAULT); DFSConfigKeys.DFS_DATANODE_SYNC_BEHIND_WRITES_IN_BACKGROUND_DEFAULT);
dropCacheBehindReads = conf.getBoolean( dropCacheBehindReads = getConf().getBoolean(
DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_READS_KEY, DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_READS_KEY,
DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_READS_DEFAULT); DFSConfigKeys.DFS_DATANODE_DROP_CACHE_BEHIND_READS_DEFAULT);
connectToDnViaHostname = conf.getBoolean( connectToDnViaHostname = getConf().getBoolean(
DFSConfigKeys.DFS_DATANODE_USE_DN_HOSTNAME, DFSConfigKeys.DFS_DATANODE_USE_DN_HOSTNAME,
DFSConfigKeys.DFS_DATANODE_USE_DN_HOSTNAME_DEFAULT); DFSConfigKeys.DFS_DATANODE_USE_DN_HOSTNAME_DEFAULT);
this.blockReportInterval = conf.getLong(DFS_BLOCKREPORT_INTERVAL_MSEC_KEY, this.blockReportInterval = getConf().getLong(
DFS_BLOCKREPORT_INTERVAL_MSEC_KEY,
DFS_BLOCKREPORT_INTERVAL_MSEC_DEFAULT); DFS_BLOCKREPORT_INTERVAL_MSEC_DEFAULT);
this.ibrInterval = conf.getLong( this.ibrInterval = getConf().getLong(
DFSConfigKeys.DFS_BLOCKREPORT_INCREMENTAL_INTERVAL_MSEC_KEY, DFSConfigKeys.DFS_BLOCKREPORT_INCREMENTAL_INTERVAL_MSEC_KEY,
DFSConfigKeys.DFS_BLOCKREPORT_INCREMENTAL_INTERVAL_MSEC_DEFAULT); DFSConfigKeys.DFS_BLOCKREPORT_INCREMENTAL_INTERVAL_MSEC_DEFAULT);
this.blockReportSplitThreshold = conf.getLong(DFS_BLOCKREPORT_SPLIT_THRESHOLD_KEY, this.blockReportSplitThreshold = getConf().getLong(
DFS_BLOCKREPORT_SPLIT_THRESHOLD_KEY,
DFS_BLOCKREPORT_SPLIT_THRESHOLD_DEFAULT); DFS_BLOCKREPORT_SPLIT_THRESHOLD_DEFAULT);
this.cacheReportInterval = conf.getLong(DFS_CACHEREPORT_INTERVAL_MSEC_KEY, this.cacheReportInterval = getConf().getLong(
DFS_CACHEREPORT_INTERVAL_MSEC_KEY,
DFS_CACHEREPORT_INTERVAL_MSEC_DEFAULT); DFS_CACHEREPORT_INTERVAL_MSEC_DEFAULT);
this.dfsclientSlowIoWarningThresholdMs = conf.getLong( this.dfsclientSlowIoWarningThresholdMs = getConf().getLong(
HdfsClientConfigKeys.DFS_CLIENT_SLOW_IO_WARNING_THRESHOLD_KEY, HdfsClientConfigKeys.DFS_CLIENT_SLOW_IO_WARNING_THRESHOLD_KEY,
HdfsClientConfigKeys.DFS_CLIENT_SLOW_IO_WARNING_THRESHOLD_DEFAULT); HdfsClientConfigKeys.DFS_CLIENT_SLOW_IO_WARNING_THRESHOLD_DEFAULT);
this.datanodeSlowIoWarningThresholdMs = conf.getLong( this.datanodeSlowIoWarningThresholdMs = getConf().getLong(
DFSConfigKeys.DFS_DATANODE_SLOW_IO_WARNING_THRESHOLD_KEY, DFSConfigKeys.DFS_DATANODE_SLOW_IO_WARNING_THRESHOLD_KEY,
DFSConfigKeys.DFS_DATANODE_SLOW_IO_WARNING_THRESHOLD_DEFAULT); DFSConfigKeys.DFS_DATANODE_SLOW_IO_WARNING_THRESHOLD_DEFAULT);
long initBRDelay = conf.getLong( long initBRDelay = getConf().getLong(
DFS_BLOCKREPORT_INITIAL_DELAY_KEY, DFS_BLOCKREPORT_INITIAL_DELAY_KEY,
DFS_BLOCKREPORT_INITIAL_DELAY_DEFAULT) * 1000L; DFS_BLOCKREPORT_INITIAL_DELAY_DEFAULT) * 1000L;
if (initBRDelay >= blockReportInterval) { if (initBRDelay >= blockReportInterval) {
@ -191,11 +196,11 @@ public DNConf(Configuration conf) {
} }
initialBlockReportDelayMs = initBRDelay; initialBlockReportDelayMs = initBRDelay;
heartBeatInterval = conf.getLong(DFS_HEARTBEAT_INTERVAL_KEY, heartBeatInterval = getConf().getLong(DFS_HEARTBEAT_INTERVAL_KEY,
DFS_HEARTBEAT_INTERVAL_DEFAULT) * 1000L; DFS_HEARTBEAT_INTERVAL_DEFAULT) * 1000L;
long confLifelineIntervalMs = long confLifelineIntervalMs =
conf.getLong(DFS_DATANODE_LIFELINE_INTERVAL_SECONDS_KEY, getConf().getLong(DFS_DATANODE_LIFELINE_INTERVAL_SECONDS_KEY,
3 * conf.getLong(DFS_HEARTBEAT_INTERVAL_KEY, 3 * getConf().getLong(DFS_HEARTBEAT_INTERVAL_KEY,
DFS_HEARTBEAT_INTERVAL_DEFAULT)) * 1000L; DFS_HEARTBEAT_INTERVAL_DEFAULT)) * 1000L;
if (confLifelineIntervalMs <= heartBeatInterval) { if (confLifelineIntervalMs <= heartBeatInterval) {
confLifelineIntervalMs = 3 * heartBeatInterval; confLifelineIntervalMs = 3 * heartBeatInterval;
@ -209,47 +214,50 @@ public DNConf(Configuration conf) {
lifelineIntervalMs = confLifelineIntervalMs; lifelineIntervalMs = confLifelineIntervalMs;
// do we need to sync block file contents to disk when blockfile is closed? // do we need to sync block file contents to disk when blockfile is closed?
this.syncOnClose = conf.getBoolean(DFS_DATANODE_SYNCONCLOSE_KEY, this.syncOnClose = getConf().getBoolean(DFS_DATANODE_SYNCONCLOSE_KEY,
DFS_DATANODE_SYNCONCLOSE_DEFAULT); DFS_DATANODE_SYNCONCLOSE_DEFAULT);
this.minimumNameNodeVersion = conf.get(DFS_DATANODE_MIN_SUPPORTED_NAMENODE_VERSION_KEY, this.minimumNameNodeVersion = getConf().get(
DFS_DATANODE_MIN_SUPPORTED_NAMENODE_VERSION_KEY,
DFS_DATANODE_MIN_SUPPORTED_NAMENODE_VERSION_DEFAULT); DFS_DATANODE_MIN_SUPPORTED_NAMENODE_VERSION_DEFAULT);
this.encryptDataTransfer = conf.getBoolean(DFS_ENCRYPT_DATA_TRANSFER_KEY, this.encryptDataTransfer = getConf().getBoolean(
DFS_ENCRYPT_DATA_TRANSFER_KEY,
DFS_ENCRYPT_DATA_TRANSFER_DEFAULT); DFS_ENCRYPT_DATA_TRANSFER_DEFAULT);
this.encryptionAlgorithm = conf.get(DFS_DATA_ENCRYPTION_ALGORITHM_KEY); this.encryptionAlgorithm = getConf().get(DFS_DATA_ENCRYPTION_ALGORITHM_KEY);
this.trustedChannelResolver = TrustedChannelResolver.getInstance(conf); this.trustedChannelResolver = TrustedChannelResolver.getInstance(getConf());
this.saslPropsResolver = DataTransferSaslUtil.getSaslPropertiesResolver( this.saslPropsResolver = DataTransferSaslUtil.getSaslPropertiesResolver(
conf); getConf());
this.ignoreSecurePortsForTesting = conf.getBoolean( this.ignoreSecurePortsForTesting = getConf().getBoolean(
IGNORE_SECURE_PORTS_FOR_TESTING_KEY, IGNORE_SECURE_PORTS_FOR_TESTING_KEY,
IGNORE_SECURE_PORTS_FOR_TESTING_DEFAULT); IGNORE_SECURE_PORTS_FOR_TESTING_DEFAULT);
this.xceiverStopTimeout = conf.getLong( this.xceiverStopTimeout = getConf().getLong(
DFS_DATANODE_XCEIVER_STOP_TIMEOUT_MILLIS_KEY, DFS_DATANODE_XCEIVER_STOP_TIMEOUT_MILLIS_KEY,
DFS_DATANODE_XCEIVER_STOP_TIMEOUT_MILLIS_DEFAULT); DFS_DATANODE_XCEIVER_STOP_TIMEOUT_MILLIS_DEFAULT);
this.maxLockedMemory = conf.getLong( this.maxLockedMemory = getConf().getLong(
DFS_DATANODE_MAX_LOCKED_MEMORY_KEY, DFS_DATANODE_MAX_LOCKED_MEMORY_KEY,
DFS_DATANODE_MAX_LOCKED_MEMORY_DEFAULT); DFS_DATANODE_MAX_LOCKED_MEMORY_DEFAULT);
this.restartReplicaExpiry = conf.getLong( this.restartReplicaExpiry = getConf().getLong(
DFS_DATANODE_RESTART_REPLICA_EXPIRY_KEY, DFS_DATANODE_RESTART_REPLICA_EXPIRY_KEY,
DFS_DATANODE_RESTART_REPLICA_EXPIRY_DEFAULT) * 1000L; DFS_DATANODE_RESTART_REPLICA_EXPIRY_DEFAULT) * 1000L;
this.allowNonLocalLazyPersist = conf.getBoolean( this.allowNonLocalLazyPersist = getConf().getBoolean(
DFS_DATANODE_NON_LOCAL_LAZY_PERSIST, DFS_DATANODE_NON_LOCAL_LAZY_PERSIST,
DFS_DATANODE_NON_LOCAL_LAZY_PERSIST_DEFAULT); DFS_DATANODE_NON_LOCAL_LAZY_PERSIST_DEFAULT);
this.bpReadyTimeout = conf.getLong( this.bpReadyTimeout = getConf().getLong(
DFS_DATANODE_BP_READY_TIMEOUT_KEY, DFS_DATANODE_BP_READY_TIMEOUT_KEY,
DFS_DATANODE_BP_READY_TIMEOUT_DEFAULT); DFS_DATANODE_BP_READY_TIMEOUT_DEFAULT);
this.volFailuresTolerated = this.volFailuresTolerated =
conf.getInt(DFSConfigKeys.DFS_DATANODE_FAILED_VOLUMES_TOLERATED_KEY, getConf().getInt(
DFSConfigKeys.DFS_DATANODE_FAILED_VOLUMES_TOLERATED_KEY,
DFSConfigKeys.DFS_DATANODE_FAILED_VOLUMES_TOLERATED_DEFAULT); DFSConfigKeys.DFS_DATANODE_FAILED_VOLUMES_TOLERATED_DEFAULT);
String[] dataDirs = String[] dataDirs =
conf.getTrimmedStrings(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY); getConf().getTrimmedStrings(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY);
this.volsConfigured = (dataDirs == null) ? 0 : dataDirs.length; this.volsConfigured = (dataDirs == null) ? 0 : dataDirs.length;
} }
@ -264,7 +272,7 @@ String getMinimumNameNodeVersion() {
* @return Configuration the configuration * @return Configuration the configuration
*/ */
public Configuration getConf() { public Configuration getConf() {
return conf; return this.dn.getConf();
} }
/** /**

119
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
View File

@ -362,7 +362,6 @@ public static InetSocketAddress createSocketAddr(String target) {
private SecureResources secureResources = null; private SecureResources secureResources = null;
// dataDirs must be accessed while holding the DataNode lock. // dataDirs must be accessed while holding the DataNode lock.
private List<StorageLocation> dataDirs; private List<StorageLocation> dataDirs;
private Configuration conf;
private final String confVersion; private final String confVersion;
private final long maxNumberOfBlocksToLog; private final long maxNumberOfBlocksToLog;
private final boolean pipelineSupportECN; private final boolean pipelineSupportECN;
@ -433,7 +432,7 @@ private static Tracer createTracer(Configuration conf) {
this.tracer = createTracer(conf); this.tracer = createTracer(conf);
this.tracerConfigurationManager = this.tracerConfigurationManager =
new TracerConfigurationManager(DATANODE_HTRACE_PREFIX, conf); new TracerConfigurationManager(DATANODE_HTRACE_PREFIX, conf);
this.blockScanner = new BlockScanner(this, conf); this.blockScanner = new BlockScanner(this);
this.lastDiskErrorCheck = 0; this.lastDiskErrorCheck = 0;
this.maxNumberOfBlocksToLog = conf.getLong(DFS_MAX_NUM_BLOCKS_TO_LOG_KEY, this.maxNumberOfBlocksToLog = conf.getLong(DFS_MAX_NUM_BLOCKS_TO_LOG_KEY,
DFS_MAX_NUM_BLOCKS_TO_LOG_DEFAULT); DFS_MAX_NUM_BLOCKS_TO_LOG_DEFAULT);
@ -483,7 +482,7 @@ private static Tracer createTracer(Configuration conf) {
try { try {
hostName = getHostName(conf); hostName = getHostName(conf);
LOG.info("Configured hostname is " + hostName); LOG.info("Configured hostname is " + hostName);
startDataNode(conf, dataDirs, resources); startDataNode(dataDirs, resources);
} catch (IOException ie) { } catch (IOException ie) {
shutdown(); shutdown();
throw ie; throw ie;
@ -523,7 +522,7 @@ public String reconfigurePropertyImpl(String property, String newVal)
try { try {
LOG.info("Reconfiguring " + property + " to " + newVal); LOG.info("Reconfiguring " + property + " to " + newVal);
this.refreshVolumes(newVal); this.refreshVolumes(newVal);
return conf.get(DFS_DATANODE_DATA_DIR_KEY); return getConf().get(DFS_DATANODE_DATA_DIR_KEY);
} catch (IOException e) { } catch (IOException e) {
rootException = e; rootException = e;
} finally { } finally {
@ -646,7 +645,7 @@ ChangedVolumes parseChangedVolumes(String newVolumes) throws IOException {
// Use the existing StorageLocation to detect storage type changes. // Use the existing StorageLocation to detect storage type changes.
Map<String, StorageLocation> existingLocations = new HashMap<>(); Map<String, StorageLocation> existingLocations = new HashMap<>();
for (StorageLocation loc : getStorageLocations(this.conf)) { for (StorageLocation loc : getStorageLocations(getConf())) {
existingLocations.put(loc.getFile().getCanonicalPath(), loc); existingLocations.put(loc.getFile().getCanonicalPath(), loc);
} }
@ -842,7 +841,7 @@ private synchronized void removeVolumes(
it.remove(); it.remove();
} }
} }
conf.set(DFS_DATANODE_DATA_DIR_KEY, Joiner.on(",").join(dataDirs)); getConf().set(DFS_DATANODE_DATA_DIR_KEY, Joiner.on(",").join(dataDirs));
if (ioe != null) { if (ioe != null) {
throw ioe; throw ioe;
@ -900,14 +899,14 @@ private static String getHostName(Configuration config)
* for information related to the different configuration options and * for information related to the different configuration options and
* Http Policy is decided. * Http Policy is decided.
*/ */
private void startInfoServer(Configuration conf) private void startInfoServer()
throws IOException { throws IOException {
// SecureDataNodeStarter will bind the privileged port to the channel if // SecureDataNodeStarter will bind the privileged port to the channel if
// the DN is started by JSVC, pass it along. // the DN is started by JSVC, pass it along.
ServerSocketChannel httpServerChannel = secureResources != null ? ServerSocketChannel httpServerChannel = secureResources != null ?
secureResources.getHttpServerChannel() : null; secureResources.getHttpServerChannel() : null;
this.httpServer = new DatanodeHttpServer(conf, this, httpServerChannel); httpServer = new DatanodeHttpServer(getConf(), this, httpServerChannel);
httpServer.start(); httpServer.start();
if (httpServer.getHttpAddress() != null) { if (httpServer.getHttpAddress() != null) {
infoPort = httpServer.getHttpAddress().getPort(); infoPort = httpServer.getHttpAddress().getPort();
@ -929,24 +928,24 @@ private void startPlugins(Configuration conf) {
} }
} }
private void initIpcServer(Configuration conf) throws IOException { private void initIpcServer() throws IOException {
InetSocketAddress ipcAddr = NetUtils.createSocketAddr( InetSocketAddress ipcAddr = NetUtils.createSocketAddr(
conf.getTrimmed(DFS_DATANODE_IPC_ADDRESS_KEY)); getConf().getTrimmed(DFS_DATANODE_IPC_ADDRESS_KEY));
// Add all the RPC protocols that the Datanode implements // Add all the RPC protocols that the Datanode implements
RPC.setProtocolEngine(conf, ClientDatanodeProtocolPB.class, RPC.setProtocolEngine(getConf(), ClientDatanodeProtocolPB.class,
ProtobufRpcEngine.class); ProtobufRpcEngine.class);
ClientDatanodeProtocolServerSideTranslatorPB clientDatanodeProtocolXlator = ClientDatanodeProtocolServerSideTranslatorPB clientDatanodeProtocolXlator =
new ClientDatanodeProtocolServerSideTranslatorPB(this); new ClientDatanodeProtocolServerSideTranslatorPB(this);
BlockingService service = ClientDatanodeProtocolService BlockingService service = ClientDatanodeProtocolService
.newReflectiveBlockingService(clientDatanodeProtocolXlator); .newReflectiveBlockingService(clientDatanodeProtocolXlator);
ipcServer = new RPC.Builder(conf) ipcServer = new RPC.Builder(getConf())
.setProtocol(ClientDatanodeProtocolPB.class) .setProtocol(ClientDatanodeProtocolPB.class)
.setInstance(service) .setInstance(service)
.setBindAddress(ipcAddr.getHostName()) .setBindAddress(ipcAddr.getHostName())
.setPort(ipcAddr.getPort()) .setPort(ipcAddr.getPort())
.setNumHandlers( .setNumHandlers(
conf.getInt(DFS_DATANODE_HANDLER_COUNT_KEY, getConf().getInt(DFS_DATANODE_HANDLER_COUNT_KEY,
DFS_DATANODE_HANDLER_COUNT_DEFAULT)).setVerbose(false) DFS_DATANODE_HANDLER_COUNT_DEFAULT)).setVerbose(false)
.setSecretManager(blockPoolTokenSecretManager).build(); .setSecretManager(blockPoolTokenSecretManager).build();
@ -954,29 +953,32 @@ private void initIpcServer(Configuration conf) throws IOException {
= new ReconfigurationProtocolServerSideTranslatorPB(this); = new ReconfigurationProtocolServerSideTranslatorPB(this);
service = ReconfigurationProtocolService service = ReconfigurationProtocolService
.newReflectiveBlockingService(reconfigurationProtocolXlator); .newReflectiveBlockingService(reconfigurationProtocolXlator);
DFSUtil.addPBProtocol(conf, ReconfigurationProtocolPB.class, service, DFSUtil.addPBProtocol(getConf(), ReconfigurationProtocolPB.class, service,
ipcServer); ipcServer);
InterDatanodeProtocolServerSideTranslatorPB interDatanodeProtocolXlator = InterDatanodeProtocolServerSideTranslatorPB interDatanodeProtocolXlator =
new InterDatanodeProtocolServerSideTranslatorPB(this); new InterDatanodeProtocolServerSideTranslatorPB(this);
service = InterDatanodeProtocolService service = InterDatanodeProtocolService
.newReflectiveBlockingService(interDatanodeProtocolXlator); .newReflectiveBlockingService(interDatanodeProtocolXlator);
DFSUtil.addPBProtocol(conf, InterDatanodeProtocolPB.class, service, DFSUtil.addPBProtocol(getConf(), InterDatanodeProtocolPB.class, service,
ipcServer); ipcServer);
TraceAdminProtocolServerSideTranslatorPB traceAdminXlator = TraceAdminProtocolServerSideTranslatorPB traceAdminXlator =
new TraceAdminProtocolServerSideTranslatorPB(this); new TraceAdminProtocolServerSideTranslatorPB(this);
BlockingService traceAdminService = TraceAdminService BlockingService traceAdminService = TraceAdminService
.newReflectiveBlockingService(traceAdminXlator); .newReflectiveBlockingService(traceAdminXlator);
DFSUtil.addPBProtocol(conf, TraceAdminProtocolPB.class, traceAdminService, DFSUtil.addPBProtocol(
getConf(),
TraceAdminProtocolPB.class,
traceAdminService,
ipcServer); ipcServer);
LOG.info("Opened IPC server at " + ipcServer.getListenerAddress()); LOG.info("Opened IPC server at " + ipcServer.getListenerAddress());
// set service-level authorization security policy // set service-level authorization security policy
if (conf.getBoolean( if (getConf().getBoolean(
CommonConfigurationKeys.HADOOP_SECURITY_AUTHORIZATION, false)) { CommonConfigurationKeys.HADOOP_SECURITY_AUTHORIZATION, false)) {
ipcServer.refreshServiceAcl(conf, new HDFSPolicyProvider()); ipcServer.refreshServiceAcl(getConf(), new HDFSPolicyProvider());
} }
} }
@ -1041,17 +1043,17 @@ private synchronized void shutdownDirectoryScanner() {
} }
} }
private void initDataXceiver(Configuration conf) throws IOException { private void initDataXceiver() throws IOException {
// find free port or use privileged port provided // find free port or use privileged port provided
TcpPeerServer tcpPeerServer; TcpPeerServer tcpPeerServer;
if (secureResources != null) { if (secureResources != null) {
tcpPeerServer = new TcpPeerServer(secureResources); tcpPeerServer = new TcpPeerServer(secureResources);
} else { } else {
int backlogLength = conf.getInt( int backlogLength = getConf().getInt(
CommonConfigurationKeysPublic.IPC_SERVER_LISTEN_QUEUE_SIZE_KEY, CommonConfigurationKeysPublic.IPC_SERVER_LISTEN_QUEUE_SIZE_KEY,
CommonConfigurationKeysPublic.IPC_SERVER_LISTEN_QUEUE_SIZE_DEFAULT); CommonConfigurationKeysPublic.IPC_SERVER_LISTEN_QUEUE_SIZE_DEFAULT);
tcpPeerServer = new TcpPeerServer(dnConf.socketWriteTimeout, tcpPeerServer = new TcpPeerServer(dnConf.socketWriteTimeout,
DataNode.getStreamingAddr(conf), backlogLength); DataNode.getStreamingAddr(getConf()), backlogLength);
} }
if (dnConf.getTransferSocketRecvBufferSize() > 0) { if (dnConf.getTransferSocketRecvBufferSize() > 0) {
tcpPeerServer.setReceiveBufferSize( tcpPeerServer.setReceiveBufferSize(
@ -1060,24 +1062,27 @@ private void initDataXceiver(Configuration conf) throws IOException {
streamingAddr = tcpPeerServer.getStreamingAddr(); streamingAddr = tcpPeerServer.getStreamingAddr();
LOG.info("Opened streaming server at " + streamingAddr); LOG.info("Opened streaming server at " + streamingAddr);
this.threadGroup = new ThreadGroup("dataXceiverServer"); this.threadGroup = new ThreadGroup("dataXceiverServer");
xserver = new DataXceiverServer(tcpPeerServer, conf, this); xserver = new DataXceiverServer(tcpPeerServer, getConf(), this);
this.dataXceiverServer = new Daemon(threadGroup, xserver); this.dataXceiverServer = new Daemon(threadGroup, xserver);
this.threadGroup.setDaemon(true); // auto destroy when empty this.threadGroup.setDaemon(true); // auto destroy when empty
if (conf.getBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, if (getConf().getBoolean(
HdfsClientConfigKeys.Read.ShortCircuit.KEY,
HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT) || HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT) ||
conf.getBoolean(HdfsClientConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, getConf().getBoolean(
HdfsClientConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT)) { HdfsClientConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC,
HdfsClientConfigKeys
.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT)) {
DomainPeerServer domainPeerServer = DomainPeerServer domainPeerServer =
getDomainPeerServer(conf, streamingAddr.getPort()); getDomainPeerServer(getConf(), streamingAddr.getPort());
if (domainPeerServer != null) { if (domainPeerServer != null) {
this.localDataXceiverServer = new Daemon(threadGroup, this.localDataXceiverServer = new Daemon(threadGroup,
new DataXceiverServer(domainPeerServer, conf, this)); new DataXceiverServer(domainPeerServer, getConf(), this));
LOG.info("Listening on UNIX domain socket: " + LOG.info("Listening on UNIX domain socket: " +
domainPeerServer.getBindPath()); domainPeerServer.getBindPath());
} }
} }
this.shortCircuitRegistry = new ShortCircuitRegistry(conf); this.shortCircuitRegistry = new ShortCircuitRegistry(getConf());
} }
private static DomainPeerServer getDomainPeerServer(Configuration conf, private static DomainPeerServer getDomainPeerServer(Configuration conf,
@ -1244,26 +1249,23 @@ boolean areCacheReportsDisabledForTests() {
/** /**
* This method starts the data node with the specified conf. * This method starts the data node with the specified conf.
* *
* @param conf - the configuration * If conf's CONFIG_PROPERTY_SIMULATED property is set
* if conf's CONFIG_PROPERTY_SIMULATED property is set
* then a simulated storage based data node is created. * then a simulated storage based data node is created.
* *
* @param dataDirs - only for a non-simulated storage data node * @param dataDirs - only for a non-simulated storage data node
* @throws IOException * @throws IOException
*/ */
void startDataNode(Configuration conf, void startDataNode(List<StorageLocation> dataDirectories,
List<StorageLocation> dataDirs,
SecureResources resources SecureResources resources
) throws IOException { ) throws IOException {
// settings global for all BPs in the Data Node // settings global for all BPs in the Data Node
this.secureResources = resources; this.secureResources = resources;
synchronized (this) { synchronized (this) {
this.dataDirs = dataDirs; this.dataDirs = dataDirectories;
} }
this.conf = conf; this.dnConf = new DNConf(this);
this.dnConf = new DNConf(conf); checkSecureConfig(dnConf, getConf(), resources);
checkSecureConfig(dnConf, conf, resources);
if (dnConf.maxLockedMemory > 0) { if (dnConf.maxLockedMemory > 0) {
if (!NativeIO.POSIX.getCacheManipulator().verifyCanMlock()) { if (!NativeIO.POSIX.getCacheManipulator().verifyCanMlock()) {
@ -1303,10 +1305,10 @@ void startDataNode(Configuration conf,
// global DN settings // global DN settings
registerMXBean(); registerMXBean();
initDataXceiver(conf); initDataXceiver();
startInfoServer(conf); startInfoServer();
pauseMonitor = new JvmPauseMonitor(); pauseMonitor = new JvmPauseMonitor();
pauseMonitor.init(conf); pauseMonitor.init(getConf());
pauseMonitor.start(); pauseMonitor.start();
// BlockPoolTokenSecretManager is required to create ipc server. // BlockPoolTokenSecretManager is required to create ipc server.
@ -1316,23 +1318,23 @@ void startDataNode(Configuration conf,
dnUserName = UserGroupInformation.getCurrentUser().getShortUserName(); dnUserName = UserGroupInformation.getCurrentUser().getShortUserName();
LOG.info("dnUserName = " + dnUserName); LOG.info("dnUserName = " + dnUserName);
LOG.info("supergroup = " + supergroup); LOG.info("supergroup = " + supergroup);
initIpcServer(conf); initIpcServer();
metrics = DataNodeMetrics.create(conf, getDisplayName()); metrics = DataNodeMetrics.create(getConf(), getDisplayName());
metrics.getJvmMetrics().setPauseMonitor(pauseMonitor); metrics.getJvmMetrics().setPauseMonitor(pauseMonitor);
blockRecoveryWorker = new BlockRecoveryWorker(this); blockRecoveryWorker = new BlockRecoveryWorker(this);
blockPoolManager = new BlockPoolManager(this); blockPoolManager = new BlockPoolManager(this);
blockPoolManager.refreshNamenodes(conf); blockPoolManager.refreshNamenodes(getConf());
// Create the ReadaheadPool from the DataNode context so we can // Create the ReadaheadPool from the DataNode context so we can
// exit without having to explicitly shutdown its thread pool. // exit without having to explicitly shutdown its thread pool.
readaheadPool = ReadaheadPool.getInstance(); readaheadPool = ReadaheadPool.getInstance();
saslClient = new SaslDataTransferClient(dnConf.conf, saslClient = new SaslDataTransferClient(dnConf.getConf(),
dnConf.saslPropsResolver, dnConf.trustedChannelResolver); dnConf.saslPropsResolver, dnConf.trustedChannelResolver);
saslServer = new SaslDataTransferServer(dnConf, blockPoolTokenSecretManager); saslServer = new SaslDataTransferServer(dnConf, blockPoolTokenSecretManager);
startMetricsLogger(conf); startMetricsLogger();
} }
/** /**
@ -1543,9 +1545,9 @@ void initBlockPool(BPOfferService bpos) throws IOException {
// failures. // failures.
checkDiskError(); checkDiskError();
data.addBlockPool(nsInfo.getBlockPoolID(), conf); data.addBlockPool(nsInfo.getBlockPoolID(), getConf());
blockScanner.enableBlockPoolId(bpos.getBlockPoolId()); blockScanner.enableBlockPoolId(bpos.getBlockPoolId());
initDirectoryScanner(conf); initDirectoryScanner(getConf());
} }
List<BPOfferService> getAllBpOs() { List<BPOfferService> getAllBpOs() {
@ -1566,10 +1568,10 @@ int getBpOsCount() {
*/ */
private void initStorage(final NamespaceInfo nsInfo) throws IOException { private void initStorage(final NamespaceInfo nsInfo) throws IOException {
final FsDatasetSpi.Factory<? extends FsDatasetSpi<?>> factory final FsDatasetSpi.Factory<? extends FsDatasetSpi<?>> factory
= FsDatasetSpi.Factory.getFactory(conf); = FsDatasetSpi.Factory.getFactory(getConf());
if (!factory.isSimulated()) { if (!factory.isSimulated()) {
final StartupOption startOpt = getStartupOption(conf); final StartupOption startOpt = getStartupOption(getConf());
if (startOpt == null) { if (startOpt == null) {
throw new IOException("Startup option not set."); throw new IOException("Startup option not set.");
} }
@ -1589,7 +1591,7 @@ private void initStorage(final NamespaceInfo nsInfo) throws IOException {
synchronized(this) { synchronized(this) {
if (data == null) { if (data == null) {
data = factory.newInstance(this, storage, conf); data = factory.newInstance(this, storage, getConf());
} }
} }
} }
@ -1671,7 +1673,7 @@ protected Socket newSocket() throws IOException {
*/ */
DatanodeProtocolClientSideTranslatorPB connectToNN( DatanodeProtocolClientSideTranslatorPB connectToNN(
InetSocketAddress nnAddr) throws IOException { InetSocketAddress nnAddr) throws IOException {
return new DatanodeProtocolClientSideTranslatorPB(nnAddr, conf); return new DatanodeProtocolClientSideTranslatorPB(nnAddr, getConf());
} }
/** /**
@ -1684,7 +1686,7 @@ DatanodeProtocolClientSideTranslatorPB connectToNN(
DatanodeLifelineProtocolClientSideTranslatorPB connectToLifelineNN( DatanodeLifelineProtocolClientSideTranslatorPB connectToLifelineNN(
InetSocketAddress lifelineNnAddr) throws IOException { InetSocketAddress lifelineNnAddr) throws IOException {
return new DatanodeLifelineProtocolClientSideTranslatorPB(lifelineNnAddr, return new DatanodeLifelineProtocolClientSideTranslatorPB(lifelineNnAddr,
conf); getConf());
} }
public static InterDatanodeProtocol createInterDataNodeProtocolProxy( public static InterDatanodeProtocol createInterDataNodeProtocolProxy(
@ -2345,7 +2347,7 @@ public void run() {
unbufIn = saslStreams.in; unbufIn = saslStreams.in;
out = new DataOutputStream(new BufferedOutputStream(unbufOut, out = new DataOutputStream(new BufferedOutputStream(unbufOut,
DFSUtilClient.getSmallBufferSize(conf))); DFSUtilClient.getSmallBufferSize(getConf())));
in = new DataInputStream(unbufIn); in = new DataInputStream(unbufIn);
blockSender = new BlockSender(b, 0, b.getNumBytes(), blockSender = new BlockSender(b, 0, b.getNumBytes(),
false, false, true, DataNode.this, null, cachingStrategy); false, false, true, DataNode.this, null, cachingStrategy);
@ -2452,7 +2454,7 @@ public void runDatanodeDaemon() throws IOException {
} }
ipcServer.setTracer(tracer); ipcServer.setTracer(tracer);
ipcServer.start(); ipcServer.start();
startPlugins(conf); startPlugins(getConf());
} }
/** /**
@ -2981,8 +2983,8 @@ public void refreshNamenodes(Configuration conf) throws IOException {
@Override // ClientDatanodeProtocol @Override // ClientDatanodeProtocol
public void refreshNamenodes() throws IOException { public void refreshNamenodes() throws IOException {
checkSuperuserPrivilege(); checkSuperuserPrivilege();
conf = new Configuration(); setConf(new Configuration());
refreshNamenodes(conf); refreshNamenodes(getConf());
} }
@Override // ClientDatanodeProtocol @Override // ClientDatanodeProtocol
@ -3257,7 +3259,7 @@ private void initOOBTimeout() {
final int numOobTypes = oobEnd - oobStart + 1; final int numOobTypes = oobEnd - oobStart + 1;
oobTimeouts = new long[numOobTypes]; oobTimeouts = new long[numOobTypes];
final String[] ele = conf.get(DFS_DATANODE_OOB_TIMEOUT_KEY, final String[] ele = getConf().get(DFS_DATANODE_OOB_TIMEOUT_KEY,
DFS_DATANODE_OOB_TIMEOUT_DEFAULT).split(","); DFS_DATANODE_OOB_TIMEOUT_DEFAULT).split(",");
for (int i = 0; i < numOobTypes; i++) { for (int i = 0; i < numOobTypes; i++) {
oobTimeouts[i] = (i < ele.length) ? Long.parseLong(ele[i]) : 0; oobTimeouts[i] = (i < ele.length) ? Long.parseLong(ele[i]) : 0;
@ -3283,10 +3285,9 @@ public long getOOBTimeout(Status status)
* Start a timer to periodically write DataNode metrics to the log file. This * Start a timer to periodically write DataNode metrics to the log file. This
* behavior can be disabled by configuration. * behavior can be disabled by configuration.
* *
* @param metricConf
*/ */
protected void startMetricsLogger(Configuration metricConf) { protected void startMetricsLogger() {
long metricsLoggerPeriodSec = metricConf.getInt( long metricsLoggerPeriodSec = getConf().getInt(
DFS_DATANODE_METRICS_LOGGER_PERIOD_SECONDS_KEY, DFS_DATANODE_METRICS_LOGGER_PERIOD_SECONDS_KEY,
DFS_DATANODE_METRICS_LOGGER_PERIOD_SECONDS_DEFAULT); DFS_DATANODE_METRICS_LOGGER_PERIOD_SECONDS_DEFAULT);

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestBPOfferService.java
View File

@ -116,7 +116,7 @@ public void setupMocks() throws Exception {
File dnDataDir = new File(new File(TEST_BUILD_DATA, "dfs"), "data"); File dnDataDir = new File(new File(TEST_BUILD_DATA, "dfs"), "data");
conf.set(DFS_DATANODE_DATA_DIR_KEY, dnDataDir.toURI().toString()); conf.set(DFS_DATANODE_DATA_DIR_KEY, dnDataDir.toURI().toString());
Mockito.doReturn(conf).when(mockDn).getConf(); Mockito.doReturn(conf).when(mockDn).getConf();
Mockito.doReturn(new DNConf(conf)).when(mockDn).getDnConf(); Mockito.doReturn(new DNConf(mockDn)).when(mockDn).getDnConf();
Mockito.doReturn(DataNodeMetrics.create(conf, "fake dn")) Mockito.doReturn(DataNodeMetrics.create(conf, "fake dn"))
.when(mockDn).getMetrics(); .when(mockDn).getMetrics();
@ -338,7 +338,7 @@ public void testBPInitErrorHandling() throws Exception {
new File(TEST_BUILD_DATA, "testBPInitErrorHandling"), "data"); new File(TEST_BUILD_DATA, "testBPInitErrorHandling"), "data");
conf.set(DFS_DATANODE_DATA_DIR_KEY, dnDataDir.toURI().toString()); conf.set(DFS_DATANODE_DATA_DIR_KEY, dnDataDir.toURI().toString());
Mockito.doReturn(conf).when(mockDn).getConf(); Mockito.doReturn(conf).when(mockDn).getConf();
Mockito.doReturn(new DNConf(conf)).when(mockDn).getDnConf(); Mockito.doReturn(new DNConf(mockDn)).when(mockDn).getDnConf();
Mockito.doReturn(DataNodeMetrics.create(conf, "fake dn")). Mockito.doReturn(DataNodeMetrics.create(conf, "fake dn")).
when(mockDn).getMetrics(); when(mockDn).getMetrics();
final AtomicInteger count = new AtomicInteger(); final AtomicInteger count = new AtomicInteger();

5
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataXceiverLazyPersistHint.java
View File

@ -171,12 +171,13 @@ private static DataNode getMockDn(NonLocalLazyPersist nonLocalLazyPersist)
conf.setBoolean( conf.setBoolean(
DFS_DATANODE_NON_LOCAL_LAZY_PERSIST, DFS_DATANODE_NON_LOCAL_LAZY_PERSIST,
nonLocalLazyPersist == NonLocalLazyPersist.ALLOWED); nonLocalLazyPersist == NonLocalLazyPersist.ALLOWED);
DNConf dnConf = new DNConf(conf);
DatanodeRegistration mockDnReg = mock(DatanodeRegistration.class); DatanodeRegistration mockDnReg = mock(DatanodeRegistration.class);
DataNodeMetrics mockMetrics = mock(DataNodeMetrics.class); DataNodeMetrics mockMetrics = mock(DataNodeMetrics.class);
DataNode mockDn = mock(DataNode.class); DataNode mockDn = mock(DataNode.class);
when(mockDn.getDnConf()).thenReturn(dnConf);
when(mockDn.getConf()).thenReturn(conf); when(mockDn.getConf()).thenReturn(conf);
DNConf dnConf = new DNConf(mockDn);
when(mockDn.getDnConf()).thenReturn(dnConf);
when(mockDn.getMetrics()).thenReturn(mockMetrics); when(mockDn.getMetrics()).thenReturn(mockMetrics);
when(mockDn.getDNRegistrationForBP("Dummy-pool")).thenReturn(mockDnReg); when(mockDn.getDNRegistrationForBP("Dummy-pool")).thenReturn(mockDnReg);
return mockDn; return mockDn;

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/TestFsDatasetImpl.java
View File

@ -163,11 +163,11 @@ public void setUp() throws IOException {
storage = mock(DataStorage.class); storage = mock(DataStorage.class);
this.conf = new Configuration(); this.conf = new Configuration();
this.conf.setLong(DFS_DATANODE_SCAN_PERIOD_HOURS_KEY, 0); this.conf.setLong(DFS_DATANODE_SCAN_PERIOD_HOURS_KEY, 0);
final DNConf dnConf = new DNConf(conf);
when(datanode.getConf()).thenReturn(conf); when(datanode.getConf()).thenReturn(conf);
final DNConf dnConf = new DNConf(datanode);
when(datanode.getDnConf()).thenReturn(dnConf); when(datanode.getDnConf()).thenReturn(dnConf);
final BlockScanner disabledBlockScanner = new BlockScanner(datanode, conf); final BlockScanner disabledBlockScanner = new BlockScanner(datanode);
when(datanode.getBlockScanner()).thenReturn(disabledBlockScanner); when(datanode.getBlockScanner()).thenReturn(disabledBlockScanner);
final ShortCircuitRegistry shortCircuitRegistry = final ShortCircuitRegistry shortCircuitRegistry =
new ShortCircuitRegistry(conf); new ShortCircuitRegistry(conf);
@ -326,7 +326,7 @@ public void testChangeVolumeWithRunningCheckDirs() throws IOException {
RoundRobinVolumeChoosingPolicy<FsVolumeImpl> blockChooser = RoundRobinVolumeChoosingPolicy<FsVolumeImpl> blockChooser =
new RoundRobinVolumeChoosingPolicy<>(); new RoundRobinVolumeChoosingPolicy<>();
conf.setLong(DFSConfigKeys.DFS_DATANODE_SCAN_PERIOD_HOURS_KEY, -1); conf.setLong(DFSConfigKeys.DFS_DATANODE_SCAN_PERIOD_HOURS_KEY, -1);
final BlockScanner blockScanner = new BlockScanner(datanode, conf); final BlockScanner blockScanner = new BlockScanner(datanode);
final FsVolumeList volumeList = new FsVolumeList( final FsVolumeList volumeList = new FsVolumeList(
Collections.<VolumeFailureInfo>emptyList(), blockScanner, blockChooser); Collections.<VolumeFailureInfo>emptyList(), blockScanner, blockChooser);
final List<FsVolumeImpl> oldVolumes = new ArrayList<>(); final List<FsVolumeImpl> oldVolumes = new ArrayList<>();