/// <exception cref="Org.Apache.Hadoop.Hdfs.Server.Datanode.BPServiceActorActionException
/// "/>
public virtual void ReportTo(DatanodeProtocolClientSideTranslatorPB bpNamenode, DatanodeRegistration
bpRegistration)
{
if (bpRegistration == null)
{
return;
}
DatanodeInfo[] dnArr = new DatanodeInfo[] { new DatanodeInfo(bpRegistration) };
string[] uuids = new string[] { storageUuid };
StorageType[] types = new StorageType[] { storageType };
LocatedBlock[] locatedBlock = new LocatedBlock[] { new LocatedBlock(block, dnArr,
uuids, types) };
try
{
bpNamenode.ReportBadBlocks(locatedBlock);
}
catch (RemoteException re)
{
DataNode.Log.Info("reportBadBlock encountered RemoteException for " + "block: "
+ block, re);
}
catch (IOException)
{
throw new BPServiceActorActionException("Failed to report bad block " + block + " to namenode: "
);
}
}
/// <summary>Create a file with one block and corrupt some/all of the block replicas.
/// </summary>
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Org.Apache.Hadoop.Security.AccessControlException"/>
/// <exception cref="System.IO.FileNotFoundException"/>
/// <exception cref="Org.Apache.Hadoop.FS.UnresolvedLinkException"/>
/// <exception cref="System.Exception"/>
/// <exception cref="Sharpen.TimeoutException"/>
private void CreateAFileWithCorruptedBlockReplicas(Path filePath, short repl, int
corruptBlockCount)
{
DFSTestUtil.CreateFile(dfs, filePath, BlockSize, repl, 0);
DFSTestUtil.WaitReplication(dfs, filePath, repl);
// Locate the file blocks by asking name node
LocatedBlocks locatedblocks = dfs.dfs.GetNamenode().GetBlockLocations(filePath.ToString
(), 0L, BlockSize);
NUnit.Framework.Assert.AreEqual(repl, locatedblocks.Get(0).GetLocations().Length);
// The file only has one block
LocatedBlock lblock = locatedblocks.Get(0);
DatanodeInfo[] datanodeinfos = lblock.GetLocations();
ExtendedBlock block = lblock.GetBlock();
// corrupt some /all of the block replicas
for (int i = 0; i < corruptBlockCount; i++)
{
DatanodeInfo dninfo = datanodeinfos[i];
DataNode dn = cluster.GetDataNode(dninfo.GetIpcPort());
CorruptBlock(block, dn);
Log.Debug("Corrupted block " + block.GetBlockName() + " on data node " + dninfo);
}
}
/// <exception cref="System.IO.IOException"/>
public override void WriteBlock(ExtendedBlock blk, StorageType storageType, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> blockToken, string clientName, DatanodeInfo[] targets, StorageType
[] targetStorageTypes, DatanodeInfo source, BlockConstructionStage stage, int pipelineSize
, long minBytesRcvd, long maxBytesRcvd, long latestGenerationStamp, DataChecksum
requestedChecksum, CachingStrategy cachingStrategy, bool allowLazyPersist, bool
pinning, bool[] targetPinnings)
{
DataTransferProtos.ClientOperationHeaderProto header = DataTransferProtoUtil.BuildClientHeader
(blk, clientName, blockToken);
DataTransferProtos.ChecksumProto checksumProto = DataTransferProtoUtil.ToProto(requestedChecksum
);
DataTransferProtos.OpWriteBlockProto.Builder proto = DataTransferProtos.OpWriteBlockProto
.NewBuilder().SetHeader(header).SetStorageType(PBHelper.ConvertStorageType(storageType
)).AddAllTargets(PBHelper.Convert(targets, 1)).AddAllTargetStorageTypes(PBHelper
.ConvertStorageTypes(targetStorageTypes, 1)).SetStage(DataTransferProtoUtil.ToProto
(stage)).SetPipelineSize(pipelineSize).SetMinBytesRcvd(minBytesRcvd).SetMaxBytesRcvd
(maxBytesRcvd).SetLatestGenerationStamp(latestGenerationStamp).SetRequestedChecksum
(checksumProto).SetCachingStrategy(GetCachingStrategy(cachingStrategy)).SetAllowLazyPersist
(allowLazyPersist).SetPinning(pinning).AddAllTargetPinnings(PBHelper.Convert(targetPinnings
, 1));
if (source != null)
{
proto.SetSource(PBHelper.ConvertDatanodeInfo(source));
}
Send(@out, OP.WriteBlock, ((DataTransferProtos.OpWriteBlockProto)proto.Build()));
}
/// <summary>Convert a DatanodeInfo to a Json map.</summary>
internal static IDictionary <string, object> ToJsonMap(DatanodeInfo datanodeinfo)
{
if (datanodeinfo == null)
{
return(null);
}
// TODO: Fix storageID
IDictionary <string, object> m = new SortedDictionary <string, object>();
m["ipAddr"] = datanodeinfo.GetIpAddr();
// 'name' is equivalent to ipAddr:xferPort. Older clients (1.x, 0.23.x)
// expects this instead of the two fields.
m["name"] = datanodeinfo.GetXferAddr();
m["hostName"] = datanodeinfo.GetHostName();
m["storageID"] = datanodeinfo.GetDatanodeUuid();
m["xferPort"] = datanodeinfo.GetXferPort();
m["infoPort"] = datanodeinfo.GetInfoPort();
m["infoSecurePort"] = datanodeinfo.GetInfoSecurePort();
m["ipcPort"] = datanodeinfo.GetIpcPort();
m["capacity"] = datanodeinfo.GetCapacity();
m["dfsUsed"] = datanodeinfo.GetDfsUsed();
m["remaining"] = datanodeinfo.GetRemaining();
m["blockPoolUsed"] = datanodeinfo.GetBlockPoolUsed();
m["cacheCapacity"] = datanodeinfo.GetCacheCapacity();
m["cacheUsed"] = datanodeinfo.GetCacheUsed();
m["lastUpdate"] = datanodeinfo.GetLastUpdate();
m["lastUpdateMonotonic"] = datanodeinfo.GetLastUpdateMonotonic();
m["xceiverCount"] = datanodeinfo.GetXceiverCount();
m["networkLocation"] = datanodeinfo.GetNetworkLocation();
m["adminState"] = datanodeinfo.GetAdminState().ToString();
return(m);
}
public virtual void TestConvertBlockRecoveryCommand()
{
DatanodeInfo di1 = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo di2 = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo[] dnInfo = new DatanodeInfo[] { di1, di2 };
IList <BlockRecoveryCommand.RecoveringBlock> blks = ImmutableList.Of(new BlockRecoveryCommand.RecoveringBlock
(GetExtendedBlock(1), dnInfo, 3), new BlockRecoveryCommand.RecoveringBlock(GetExtendedBlock
(2), dnInfo, 3));
BlockRecoveryCommand cmd = new BlockRecoveryCommand(blks);
DatanodeProtocolProtos.BlockRecoveryCommandProto proto = PBHelper.Convert(cmd);
NUnit.Framework.Assert.AreEqual(1, proto.GetBlocks(0).GetBlock().GetB().GetBlockId
());
NUnit.Framework.Assert.AreEqual(2, proto.GetBlocks(1).GetBlock().GetB().GetBlockId
());
BlockRecoveryCommand cmd2 = PBHelper.Convert(proto);
IList <BlockRecoveryCommand.RecoveringBlock> cmd2Blks = Lists.NewArrayList(cmd2.GetRecoveringBlocks
());
NUnit.Framework.Assert.AreEqual(blks[0].GetBlock(), cmd2Blks[0].GetBlock());
NUnit.Framework.Assert.AreEqual(blks[1].GetBlock(), cmd2Blks[1].GetBlock());
NUnit.Framework.Assert.AreEqual(Joiner.On(",").Join(blks), Joiner.On(",").Join(cmd2Blks
));
NUnit.Framework.Assert.AreEqual(cmd.ToString(), cmd2.ToString());
}
public virtual void TestShortCircuitReadFromServerWithoutShm()
{
TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
Configuration clientConf = CreateShortCircuitConf("testShortCircuitReadFromServerWithoutShm"
, sockDir);
Configuration serverConf = new Configuration(clientConf);
serverConf.SetInt(DFSConfigKeys.DfsShortCircuitSharedMemoryWatcherInterruptCheckMs
, 0);
DFSInputStream.tcpReadsDisabledForTesting = true;
MiniDFSCluster cluster = new MiniDFSCluster.Builder(serverConf).NumDataNodes(1).Build
();
cluster.WaitActive();
clientConf.Set(DFSConfigKeys.DfsClientContext, "testShortCircuitReadFromServerWithoutShm_clientContext"
);
DistributedFileSystem fs = (DistributedFileSystem)FileSystem.Get(cluster.GetURI(0
), clientConf);
string TestFile = "/test_file";
int TestFileLen = 4000;
int Seed = unchecked ((int)(0xFADEC));
DFSTestUtil.CreateFile(fs, new Path(TestFile), TestFileLen, (short)1, Seed);
byte[] contents = DFSTestUtil.ReadFileBuffer(fs, new Path(TestFile));
byte[] expected = DFSTestUtil.CalculateFileContentsFromSeed(Seed, TestFileLen);
NUnit.Framework.Assert.IsTrue(Arrays.Equals(contents, expected));
ShortCircuitCache cache = fs.dfs.GetClientContext().GetShortCircuitCache();
DatanodeInfo datanode = new DatanodeInfo(cluster.GetDataNodes()[0].GetDatanodeId(
));
cache.GetDfsClientShmManager().Visit(new _Visitor_334(datanode));
cluster.Shutdown();
sockDir.Close();
}
/*
* Replace block
*/
/// <exception cref="System.IO.IOException"/>
/// <exception cref="System.Net.Sockets.SocketException"/>
private bool ReplaceBlock(ExtendedBlock block, DatanodeInfo source, DatanodeInfo
sourceProxy, DatanodeInfo destination, StorageType targetStorageType)
{
Socket sock = new Socket();
try
{
sock.Connect(NetUtils.CreateSocketAddr(destination.GetXferAddr()), HdfsServerConstants
.ReadTimeout);
sock.SetKeepAlive(true);
// sendRequest
DataOutputStream @out = new DataOutputStream(sock.GetOutputStream());
new Sender(@out).ReplaceBlock(block, targetStorageType, BlockTokenSecretManager.DummyToken
, source.GetDatanodeUuid(), sourceProxy);
@out.Flush();
// receiveResponse
DataInputStream reply = new DataInputStream(sock.GetInputStream());
DataTransferProtos.BlockOpResponseProto proto = DataTransferProtos.BlockOpResponseProto
.ParseDelimitedFrom(reply);
while (proto.GetStatus() == DataTransferProtos.Status.InProgress)
{
proto = DataTransferProtos.BlockOpResponseProto.ParseDelimitedFrom(reply);
}
return(proto.GetStatus() == DataTransferProtos.Status.Success);
}
finally
{
sock.Close();
}
}
/// <summary>
/// Test to verify that InterDatanode RPC timesout as expected when
/// the server DN does not respond.
/// </summary>
/// <exception cref="System.Exception"/>
public virtual void TestInterDNProtocolTimeout()
{
Org.Apache.Hadoop.Ipc.Server server = new TestInterDatanodeProtocol.TestServer(1,
true);
server.Start();
IPEndPoint addr = NetUtils.GetConnectAddress(server);
DatanodeID fakeDnId = DFSTestUtil.GetLocalDatanodeID(addr.Port);
DatanodeInfo dInfo = new DatanodeInfo(fakeDnId);
InterDatanodeProtocol proxy = null;
try
{
proxy = DataNode.CreateInterDataNodeProtocolProxy(dInfo, conf, 500, false);
proxy.InitReplicaRecovery(new BlockRecoveryCommand.RecoveringBlock(new ExtendedBlock
("bpid", 1), null, 100));
NUnit.Framework.Assert.Fail("Expected SocketTimeoutException exception, but did not get."
);
}
finally
{
if (proxy != null)
{
RPC.StopProxy(proxy);
}
server.Stop();
}
}
public virtual void TestLocatedBlocks2Locations()
{
DatanodeInfo d = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo[] ds = new DatanodeInfo[1];
ds[0] = d;
// ok
ExtendedBlock b1 = new ExtendedBlock("bpid", 1, 1, 1);
LocatedBlock l1 = new LocatedBlock(b1, ds, 0, false);
// corrupt
ExtendedBlock b2 = new ExtendedBlock("bpid", 2, 1, 1);
LocatedBlock l2 = new LocatedBlock(b2, ds, 0, true);
IList <LocatedBlock> ls = Arrays.AsList(l1, l2);
LocatedBlocks lbs = new LocatedBlocks(10, false, ls, l2, true, null);
BlockLocation[] bs = DFSUtil.LocatedBlocks2Locations(lbs);
NUnit.Framework.Assert.IsTrue("expected 2 blocks but got " + bs.Length, bs.Length
== 2);
int corruptCount = 0;
foreach (BlockLocation b in bs)
{
if (b.IsCorrupt())
{
corruptCount++;
}
}
NUnit.Framework.Assert.IsTrue("expected 1 corrupt files but got " + corruptCount,
corruptCount == 1);
// test an empty location
bs = DFSUtil.LocatedBlocks2Locations(new LocatedBlocks());
NUnit.Framework.Assert.AreEqual(0, bs.Length);
}
public _PrivilegedExceptionAction_107(DatanodeInfo node, Configuration conf, int
socketTimeout, bool connectToDnViaHostname)
{
this.node = node;
this.conf = conf;
this.socketTimeout = socketTimeout;
this.connectToDnViaHostname = connectToDnViaHostname;
}
public virtual void TestDefaultPolicy()
{
Configuration conf = new HdfsConfiguration();
ReplaceDatanodeOnFailure p = ReplaceDatanodeOnFailure.Get(conf);
DatanodeInfo[] infos = new DatanodeInfo[5];
DatanodeInfo[][] datanodes = new DatanodeInfo[infos.Length + 1][];
datanodes[0] = new DatanodeInfo[0];
for (int i = 0; i < infos.Length;)
{
infos[i] = DFSTestUtil.GetLocalDatanodeInfo(50020 + i);
i++;
datanodes[i] = new DatanodeInfo[i];
System.Array.Copy(infos, 0, datanodes[i], 0, datanodes[i].Length);
}
bool[] isAppend = new bool[] { true, true, false, false };
bool[] isHflushed = new bool[] { true, false, true, false };
for (short replication = 1; replication <= infos.Length; replication++)
{
for (int nExistings = 0; nExistings < datanodes.Length; nExistings++)
{
DatanodeInfo[] existings = datanodes[nExistings];
NUnit.Framework.Assert.AreEqual(nExistings, existings.Length);
for (int i_1 = 0; i_1 < isAppend.Length; i_1++)
{
for (int j = 0; j < isHflushed.Length; j++)
{
int half = replication / 2;
bool enoughReplica = replication <= nExistings;
bool noReplica = nExistings == 0;
bool replicationL3 = replication < 3;
bool existingsLEhalf = nExistings <= half;
bool isAH = isAppend[i_1] || isHflushed[j];
bool expected;
if (enoughReplica || noReplica || replicationL3)
{
expected = false;
}
else
{
expected = isAH || existingsLEhalf;
}
bool computed = p.Satisfy(replication, existings, isAppend[i_1], isHflushed[j]);
try
{
NUnit.Framework.Assert.AreEqual(expected, computed);
}
catch (Exception e)
{
string s = "replication=" + replication + "\nnExistings =" + nExistings + "\nisAppend ="
+ isAppend[i_1] + "\nisHflushed =" + isHflushed[j];
throw new RuntimeException(s, e);
}
}
}
}
}
}
internal static DatanodeInfo[] ToDatanodeInfos(IList <Org.Apache.Hadoop.Hdfs.Server.Blockmanagement.DatanodeStorageInfo
> storages)
{
DatanodeInfo[] datanodes = new DatanodeInfo[storages.Count];
for (int i = 0; i < storages.Count; i++)
{
datanodes[i] = storages[i].GetDatanodeDescriptor();
}
return(datanodes);
}
/// <summary>Remove a storage from the invalidatesSet</summary>
internal virtual void Remove(DatanodeInfo dn)
{
lock (this)
{
LightWeightHashSet <Block> blocks = Sharpen.Collections.Remove(node2blocks, dn);
if (blocks != null)
{
numBlocks -= blocks.Count;
}
}
}
public virtual void TestLocatedBlockConstructorWithNullCachedLocs()
{
DatanodeInfo d = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo[] ds = new DatanodeInfo[1];
ds[0] = d;
ExtendedBlock b1 = new ExtendedBlock("bpid", 1, 1, 1);
LocatedBlock l1 = new LocatedBlock(b1, ds, null, null, 0, false, null);
DatanodeInfo[] cachedLocs = l1.GetCachedLocations();
NUnit.Framework.Assert.IsTrue(cachedLocs.Length == 0);
}
internal VolumeBlockLocationCallable(Configuration configuration, DatanodeInfo datanode
, string poolId, long[] blockIds, IList <Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier
> > dnTokens, int timeout, bool connectToDnViaHostname, Span parentSpan)
{
this.configuration = configuration;
this.timeout = timeout;
this.datanode = datanode;
this.poolId = poolId;
this.blockIds = blockIds;
this.dnTokens = dnTokens;
this.connectToDnViaHostname = connectToDnViaHostname;
this.parentSpan = parentSpan;
}
/// <exception cref="System.IO.IOException"/>
private ICollection <BlockRecoveryCommand.RecoveringBlock> InitRecoveringBlocks()
{
ICollection <BlockRecoveryCommand.RecoveringBlock> blocks = new AList <BlockRecoveryCommand.RecoveringBlock
>(1);
DatanodeInfo mockOtherDN = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo[] locs = new DatanodeInfo[] { new DatanodeInfo(dn.GetDNRegistrationForBP
(block.GetBlockPoolId())), mockOtherDN };
BlockRecoveryCommand.RecoveringBlock rBlock = new BlockRecoveryCommand.RecoveringBlock
(block, locs, RecoveryId);
blocks.AddItem(rBlock);
return(blocks);
}
/// <exception cref="System.IO.IOException"/>
public virtual BlocksWithLocations GetBlocks(DatanodeInfo datanode, long size)
{
NamenodeProtocolProtos.GetBlocksRequestProto req = ((NamenodeProtocolProtos.GetBlocksRequestProto
)NamenodeProtocolProtos.GetBlocksRequestProto.NewBuilder().SetDatanode(PBHelper.
Convert((DatanodeID)datanode)).SetSize(size).Build());
try
{
return(PBHelper.Convert(rpcProxy.GetBlocks(NullController, req).GetBlocks()));
}
catch (ServiceException e)
{
throw ProtobufHelper.GetRemoteException(e);
}
}
private LocatedBlock CreateLocatedBlockNoStorageMedia()
{
DatanodeInfo[] dnInfos = new DatanodeInfo[] { DFSTestUtil.GetLocalDatanodeInfo("127.0.0.1"
, "h1", DatanodeInfo.AdminStates.DecommissionInprogress), DFSTestUtil.GetLocalDatanodeInfo
("127.0.0.1", "h2", DatanodeInfo.AdminStates.Decommissioned), DFSTestUtil.GetLocalDatanodeInfo
("127.0.0.1", "h3", DatanodeInfo.AdminStates.Normal) };
LocatedBlock lb = new LocatedBlock(new ExtendedBlock("bp12", 12345, 10, 53), dnInfos
, 5, false);
lb.SetBlockToken(new Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier>
(Sharpen.Runtime.GetBytesForString("identifier"), Sharpen.Runtime.GetBytesForString
("password"), new Text("kind"), new Text("service")));
return(lb);
}
/// <summary>Ask each of the actors to report a bad block hosted on another DN.</summary>
internal virtual void ReportRemoteBadBlock(DatanodeInfo dnInfo, ExtendedBlock block
)
{
foreach (BPServiceActor actor in bpServices)
{
try
{
actor.ReportRemoteBadBlock(dnInfo, block);
}
catch (IOException e)
{
Log.Warn("Couldn't report bad block " + block + " to " + actor, e);
}
}
}
/// <returns>
/// true if the given storage has the given block listed for
/// invalidation. Blocks are compared including their generation stamps:
/// if a block is pending invalidation but with a different generation stamp,
/// returns false.
/// </returns>
internal virtual bool Contains(DatanodeInfo dn, Block block)
{
lock (this)
{
LightWeightHashSet <Block> s = node2blocks[dn];
if (s == null)
{
return(false);
}
// no invalidate blocks for this storage ID
Block blockInSet = s.GetElement(block);
return(blockInSet != null && block.GetGenerationStamp() == blockInSet.GetGenerationStamp
());
}
}
/// <summary>Remove the block from the specified storage.</summary>
internal virtual void Remove(DatanodeInfo dn, Block block)
{
lock (this)
{
LightWeightHashSet <Block> v = node2blocks[dn];
if (v != null && v.Remove(block))
{
numBlocks--;
if (v.IsEmpty())
{
Sharpen.Collections.Remove(node2blocks, dn);
}
}
}
}
/// <summary>
/// Create a list of
/// <see cref="VolumeBlockLocationCallable"/>
/// corresponding to a set
/// of datanodes and blocks. The blocks must all correspond to the same
/// block pool.
/// </summary>
/// <param name="datanodeBlocks">Map of datanodes to block replicas at each datanode</param>
/// <returns>
/// callables Used to query each datanode for location information on
/// the block replicas at the datanode
/// </returns>
private static IList <BlockStorageLocationUtil.VolumeBlockLocationCallable> CreateVolumeBlockLocationCallables
(Configuration conf, IDictionary <DatanodeInfo, IList <LocatedBlock> > datanodeBlocks
, int timeout, bool connectToDnViaHostname, Span parent)
{
if (datanodeBlocks.IsEmpty())
{
return(Lists.NewArrayList());
}
// Construct the callables, one per datanode
IList <BlockStorageLocationUtil.VolumeBlockLocationCallable> callables = new AList
<BlockStorageLocationUtil.VolumeBlockLocationCallable>();
foreach (KeyValuePair <DatanodeInfo, IList <LocatedBlock> > entry in datanodeBlocks)
{
// Construct RPC parameters
DatanodeInfo datanode = entry.Key;
IList <LocatedBlock> locatedBlocks = entry.Value;
if (locatedBlocks.IsEmpty())
{
continue;
}
// Ensure that the blocks all are from the same block pool.
string poolId = locatedBlocks[0].GetBlock().GetBlockPoolId();
foreach (LocatedBlock lb in locatedBlocks)
{
if (!poolId.Equals(lb.GetBlock().GetBlockPoolId()))
{
throw new ArgumentException("All blocks to be queried must be in the same block pool: "
+ locatedBlocks[0].GetBlock() + " and " + lb + " are from different pools.");
}
}
long[] blockIds = new long[locatedBlocks.Count];
int i = 0;
IList <Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier> > dnTokens = new
AList <Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier> >(locatedBlocks
.Count);
foreach (LocatedBlock b in locatedBlocks)
{
blockIds[i++] = b.GetBlock().GetBlockId();
dnTokens.AddItem(b.GetBlockToken());
}
BlockStorageLocationUtil.VolumeBlockLocationCallable callable = new BlockStorageLocationUtil.VolumeBlockLocationCallable
(conf, datanode, poolId, blockIds, dnTokens, timeout, connectToDnViaHostname, parent
);
callables.AddItem(callable);
}
return(callables);
}
public virtual void TestToDatanodeInfoWithName()
{
IDictionary <string, object> response = new Dictionary <string, object>();
// Older servers (1.x, 0.23, etc.) sends 'name' instead of ipAddr
// and xferPort.
string name = "127.0.0.1:1004";
response["name"] = name;
response["hostName"] = "localhost";
response["storageID"] = "fake-id";
response["infoPort"] = 1338l;
response["ipcPort"] = 1339l;
response["capacity"] = 1024l;
response["dfsUsed"] = 512l;
response["remaining"] = 512l;
response["blockPoolUsed"] = 512l;
response["lastUpdate"] = 0l;
response["xceiverCount"] = 4096l;
response["networkLocation"] = "foo.bar.baz";
response["adminState"] = "NORMAL";
response["cacheCapacity"] = 123l;
response["cacheUsed"] = 321l;
DatanodeInfo di = JsonUtil.ToDatanodeInfo(response);
NUnit.Framework.Assert.AreEqual(name, di.GetXferAddr());
// The encoded result should contain name, ipAddr and xferPort.
IDictionary <string, object> r = JsonUtil.ToJsonMap(di);
NUnit.Framework.Assert.AreEqual(name, r["name"]);
NUnit.Framework.Assert.AreEqual("127.0.0.1", r["ipAddr"]);
// In this test, it is Integer instead of Long since json was not actually
// involved in constructing the map.
NUnit.Framework.Assert.AreEqual(1004, (int)(int)r["xferPort"]);
// Invalid names
string[] badNames = new string[] { "127.0.0.1", "127.0.0.1:", ":", "127.0.0.1:sweet"
, ":123" };
foreach (string badName in badNames)
{
response["name"] = badName;
CheckDecodeFailure(response);
}
// Missing both name and ipAddr
Sharpen.Collections.Remove(response, "name");
CheckDecodeFailure(response);
// Only missing xferPort
response["ipAddr"] = "127.0.0.1";
CheckDecodeFailure(response);
}
/// <summary>try to access a block on a data node.</summary>
/// <remarks>try to access a block on a data node. If fails - throws exception</remarks>
/// <param name="datanode"/>
/// <param name="lblock"/>
/// <exception cref="System.IO.IOException"/>
private void AccessBlock(DatanodeInfo datanode, LocatedBlock lblock)
{
IPEndPoint targetAddr = null;
ExtendedBlock block = lblock.GetBlock();
targetAddr = NetUtils.CreateSocketAddr(datanode.GetXferAddr());
BlockReader blockReader = new BlockReaderFactory(new DFSClient.Conf(conf)).SetInetSocketAddress
(targetAddr).SetBlock(block).SetFileName(BlockReaderFactory.GetFileName(targetAddr
, "test-blockpoolid", block.GetBlockId())).SetBlockToken(lblock.GetBlockToken())
.SetStartOffset(0).SetLength(-1).SetVerifyChecksum(true).SetClientName("TestDataNodeVolumeFailure"
).SetDatanodeInfo(datanode).SetCachingStrategy(CachingStrategy.NewDefaultStrategy
()).SetClientCacheContext(ClientContext.GetFromConf(conf)).SetConfiguration(conf
).SetRemotePeerFactory(new _RemotePeerFactory_422(this)).Build();
blockReader.Close();
}
public virtual void Setup()
{
conf = new HdfsConfiguration();
SimulatedFSDataset.SetFactory(conf);
Configuration[] overlays = new Configuration[NumDatanodes];
for (int i = 0; i < overlays.Length; i++)
{
overlays[i] = new Configuration();
if (i == RoNodeIndex)
{
overlays[i].SetEnum(SimulatedFSDataset.ConfigPropertyState, i == RoNodeIndex ? DatanodeStorage.State
.ReadOnlyShared : DatanodeStorage.State.Normal);
}
}
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(NumDatanodes).DataNodeConfOverlays
(overlays).Build();
fs = cluster.GetFileSystem();
blockManager = cluster.GetNameNode().GetNamesystem().GetBlockManager();
datanodeManager = blockManager.GetDatanodeManager();
client = new DFSClient(new IPEndPoint("localhost", cluster.GetNameNodePort()), cluster
.GetConfiguration(0));
for (int i_1 = 0; i_1 < NumDatanodes; i_1++)
{
DataNode dataNode = cluster.GetDataNodes()[i_1];
ValidateStorageState(BlockManagerTestUtil.GetStorageReportsForDatanode(datanodeManager
.GetDatanode(dataNode.GetDatanodeId())), i_1 == RoNodeIndex ? DatanodeStorage.State
.ReadOnlyShared : DatanodeStorage.State.Normal);
}
// Create a 1 block file
DFSTestUtil.CreateFile(fs, Path, BlockSize, BlockSize, BlockSize, (short)1, seed);
LocatedBlock locatedBlock = GetLocatedBlock();
extendedBlock = locatedBlock.GetBlock();
block = extendedBlock.GetLocalBlock();
Assert.AssertThat(locatedBlock.GetLocations().Length, CoreMatchers.Is(1));
normalDataNode = locatedBlock.GetLocations()[0];
readOnlyDataNode = datanodeManager.GetDatanode(cluster.GetDataNodes()[RoNodeIndex
].GetDatanodeId());
Assert.AssertThat(normalDataNode, CoreMatchers.Is(CoreMatchers.Not(readOnlyDataNode
)));
ValidateNumberReplicas(1);
// Inject the block into the datanode with READ_ONLY_SHARED storage
cluster.InjectBlocks(0, RoNodeIndex, Collections.Singleton(block));
// There should now be 2 *locations* for the block
// Must wait until the NameNode has processed the block report for the injected blocks
WaitForLocations(2);
}
/// <exception cref="Com.Google.Protobuf.ServiceException"/>
public virtual NamenodeProtocolProtos.GetBlocksResponseProto GetBlocks(RpcController
unused, NamenodeProtocolProtos.GetBlocksRequestProto request)
{
DatanodeInfo dnInfo = new DatanodeInfo(PBHelper.Convert(request.GetDatanode()));
BlocksWithLocations blocks;
try
{
blocks = impl.GetBlocks(dnInfo, request.GetSize());
}
catch (IOException e)
{
throw new ServiceException(e);
}
return((NamenodeProtocolProtos.GetBlocksResponseProto)NamenodeProtocolProtos.GetBlocksResponseProto
.NewBuilder().SetBlocks(PBHelper.Convert(blocks)).Build());
}
/// <exception cref="System.IO.IOException"/>
private void GetBlocksWithException(NamenodeProtocol namenode, DatanodeInfo datanode
, long size)
{
bool getException = false;
try
{
namenode.GetBlocks(DFSTestUtil.GetLocalDatanodeInfo(), 2);
}
catch (RemoteException e)
{
getException = true;
NUnit.Framework.Assert.IsTrue(e.GetClassName().Contains("HadoopIllegalArgumentException"
));
}
NUnit.Framework.Assert.IsTrue(getException);
}
public virtual void TestConvertRecoveringBlock()
{
DatanodeInfo di1 = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo di2 = DFSTestUtil.GetLocalDatanodeInfo();
DatanodeInfo[] dnInfo = new DatanodeInfo[] { di1, di2 };
BlockRecoveryCommand.RecoveringBlock b = new BlockRecoveryCommand.RecoveringBlock
(GetExtendedBlock(), dnInfo, 3);
HdfsProtos.RecoveringBlockProto bProto = PBHelper.Convert(b);
BlockRecoveryCommand.RecoveringBlock b1 = PBHelper.Convert(bProto);
NUnit.Framework.Assert.AreEqual(b.GetBlock(), b1.GetBlock());
DatanodeInfo[] dnInfo1 = b1.GetLocations();
NUnit.Framework.Assert.AreEqual(dnInfo.Length, dnInfo1.Length);
for (int i = 0; i < dnInfo.Length; i++)
{
Compare(dnInfo[0], dnInfo1[0]);
}
}
private LocatedBlock CreateLocatedBlock()
{
DatanodeInfo[] dnInfos = new DatanodeInfo[] { DFSTestUtil.GetLocalDatanodeInfo("127.0.0.1"
, "h1", DatanodeInfo.AdminStates.DecommissionInprogress), DFSTestUtil.GetLocalDatanodeInfo
("127.0.0.1", "h2", DatanodeInfo.AdminStates.Decommissioned), DFSTestUtil.GetLocalDatanodeInfo
("127.0.0.1", "h3", DatanodeInfo.AdminStates.Normal), DFSTestUtil.GetLocalDatanodeInfo
("127.0.0.1", "h4", DatanodeInfo.AdminStates.Normal) };
string[] storageIDs = new string[] { "s1", "s2", "s3", "s4" };
StorageType[] media = new StorageType[] { StorageType.Disk, StorageType.Ssd, StorageType
.Disk, StorageType.RamDisk };
LocatedBlock lb = new LocatedBlock(new ExtendedBlock("bp12", 12345, 10, 53), dnInfos
, storageIDs, media, 5, false, new DatanodeInfo[] { });
lb.SetBlockToken(new Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier>
(Sharpen.Runtime.GetBytesForString("identifier"), Sharpen.Runtime.GetBytesForString
("password"), new Text("kind"), new Text("service")));
return(lb);
}
public virtual void TestBlockMoveAcrossStorageInSameNode()
{
Configuration conf = new HdfsConfiguration();
// create only one datanode in the cluster to verify movement within
// datanode.
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(1).StorageTypes
(new StorageType[] { StorageType.Disk, StorageType.Archive }).Build();
try
{
cluster.WaitActive();
DistributedFileSystem dfs = cluster.GetFileSystem();
Path file = new Path("/testBlockMoveAcrossStorageInSameNode/file");
DFSTestUtil.CreateFile(dfs, file, 1024, (short)1, 1024);
LocatedBlocks locatedBlocks = dfs.GetClient().GetLocatedBlocks(file.ToString(), 0
);
// get the current
LocatedBlock locatedBlock = locatedBlocks.Get(0);
ExtendedBlock block = locatedBlock.GetBlock();
DatanodeInfo[] locations = locatedBlock.GetLocations();
NUnit.Framework.Assert.AreEqual(1, locations.Length);
StorageType[] storageTypes = locatedBlock.GetStorageTypes();
// current block should be written to DISK
NUnit.Framework.Assert.IsTrue(storageTypes[0] == StorageType.Disk);
DatanodeInfo source = locations[0];
// move block to ARCHIVE by using same DataNodeInfo for source, proxy and
// destination so that movement happens within datanode
NUnit.Framework.Assert.IsTrue(ReplaceBlock(block, source, source, source, StorageType
.Archive));
// wait till namenode notified
Sharpen.Thread.Sleep(3000);
locatedBlocks = dfs.GetClient().GetLocatedBlocks(file.ToString(), 0);
// get the current
locatedBlock = locatedBlocks.Get(0);
NUnit.Framework.Assert.AreEqual("Storage should be only one", 1, locatedBlock.GetLocations
().Length);
NUnit.Framework.Assert.IsTrue("Block should be moved to ARCHIVE", locatedBlock.GetStorageTypes
()[0] == StorageType.Archive);
}
finally
{
cluster.Shutdown();
}
}
