HDFS-6878. Change MiniDFSCluster to support StorageType configuration for individual directories. (Arpit Agarwal)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1619271 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 6bc8e74..0221018 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -499,6 +499,9 @@
HDFS-6858. Allow dfs.data.transfer.saslproperties.resolver.class default to
hadoop.security.saslproperties.resolver.class. (Benoy Antony via cnauroth)
+ HDFS-6878. Change MiniDFSCluster to support StorageType configuration
+ for individual directories (Arpit Agarwal)
+
OPTIMIZATIONS
HDFS-6690. Deduplicate xattr names in memory. (wang)
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
index fe298d3..fef5ff8 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
@@ -144,7 +144,7 @@
private int nameNodeHttpPort = 0;
private final Configuration conf;
private int numDataNodes = 1;
- private StorageType storageType = StorageType.DEFAULT;
+ private StorageType[][] storageTypes = null;
private boolean format = true;
private boolean manageNameDfsDirs = true;
private boolean manageNameDfsSharedDirs = true;
@@ -193,10 +193,26 @@
}
/**
- * Default: StorageType.DEFAULT
+ * Set the same storage type configuration for each datanode.
+ * If storageTypes is uninitialized or passed null then
+ * StorageType.DEFAULT is used.
*/
- public Builder storageType(StorageType type) {
- this.storageType = type;
+ public Builder storageTypes(StorageType[] types) {
+ assert types.length == DIRS_PER_DATANODE;
+ this.storageTypes = new StorageType[numDataNodes][types.length];
+ for (int i = 0; i < numDataNodes; ++i) {
+ this.storageTypes[i] = types;
+ }
+ return this;
+ }
+
+ /**
+ * Set custom storage type configuration for each datanode.
+ * If storageTypes is uninitialized or passed null then
+ * StorageType.DEFAULT is used.
+ */
+ public Builder storageTypes(StorageType[][] types) {
+ this.storageTypes = types;
return this;
}
@@ -369,7 +385,8 @@
builder.nnTopology = MiniDFSNNTopology.simpleSingleNN(
builder.nameNodePort, builder.nameNodeHttpPort);
}
-
+ assert builder.storageTypes == null ||
+ builder.storageTypes.length == builder.numDataNodes;
final int numNameNodes = builder.nnTopology.countNameNodes();
LOG.info("starting cluster: numNameNodes=" + numNameNodes
+ ", numDataNodes=" + builder.numDataNodes);
@@ -377,7 +394,7 @@
initMiniDFSCluster(builder.conf,
builder.numDataNodes,
- builder.storageType,
+ builder.storageTypes,
builder.format,
builder.manageNameDfsDirs,
builder.manageNameDfsSharedDirs,
@@ -477,8 +494,8 @@
* Servers will be started on free ports.
* <p>
* The caller must manage the creation of NameNode and DataNode directories
- * and have already set {@link #DFS_NAMENODE_NAME_DIR_KEY} and
- * {@link #DFS_DATANODE_DATA_DIR_KEY} in the given conf.
+ * and have already set {@link DFSConfigKeys#DFS_NAMENODE_NAME_DIR_KEY} and
+ * {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} in the given conf.
*
* @param conf the base configuration to use in starting the servers. This
* will be modified as necessary.
@@ -554,8 +571,8 @@
* @param format if true, format the NameNode and DataNodes before starting
* up
* @param manageDfsDirs if true, the data directories for servers will be
- * created and {@link #DFS_NAMENODE_NAME_DIR_KEY} and
- * {@link #DFS_DATANODE_DATA_DIR_KEY} will be set in
+ * created and {@link DFSConfigKeys#DFS_NAMENODE_NAME_DIR_KEY} and
+ * {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be set in
* the conf
* @param operation the operation with which to start the servers. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -586,8 +603,8 @@
* @param numDataNodes Number of DataNodes to start; may be zero
* @param format if true, format the NameNode and DataNodes before starting up
* @param manageDfsDirs if true, the data directories for servers will be
- * created and {@link #DFS_NAMENODE_NAME_DIR_KEY} and
- * {@link #DFS_DATANODE_DATA_DIR_KEY} will be set in
+ * created and {@link DFSConfigKeys#DFS_NAMENODE_NAME_DIR_KEY} and
+ * {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be set in
* the conf
* @param operation the operation with which to start the servers. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -620,11 +637,11 @@
* @param numDataNodes Number of DataNodes to start; may be zero
* @param format if true, format the NameNode and DataNodes before starting up
* @param manageNameDfsDirs if true, the data directories for servers will be
- * created and {@link #DFS_NAMENODE_NAME_DIR_KEY} and
- * {@link #DFS_DATANODE_DATA_DIR_KEY} will be set in
+ * created and {@link DFSConfigKeys#DFS_NAMENODE_NAME_DIR_KEY} and
+ * {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be set in
* the conf
* @param manageDataDfsDirs if true, the data directories for datanodes will
- * be created and {@link #DFS_DATANODE_DATA_DIR_KEY}
+ * be created and {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY}
* set to same in the conf
* @param operation the operation with which to start the servers. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -643,7 +660,7 @@
String[] racks, String hosts[],
long[] simulatedCapacities) throws IOException {
this.nameNodes = new NameNodeInfo[1]; // Single namenode in the cluster
- initMiniDFSCluster(conf, numDataNodes, StorageType.DEFAULT, format,
+ initMiniDFSCluster(conf, numDataNodes, null, format,
manageNameDfsDirs, true, manageDataDfsDirs, manageDataDfsDirs,
operation, null, racks, hosts,
simulatedCapacities, null, true, false,
@@ -652,7 +669,7 @@
private void initMiniDFSCluster(
Configuration conf,
- int numDataNodes, StorageType storageType, boolean format, boolean manageNameDfsDirs,
+ int numDataNodes, StorageType[][] storageTypes, boolean format, boolean manageNameDfsDirs,
boolean manageNameDfsSharedDirs, boolean enableManagedDfsDirsRedundancy,
boolean manageDataDfsDirs, StartupOption startOpt,
StartupOption dnStartOpt, String[] racks,
@@ -725,7 +742,7 @@
}
// Start the DataNodes
- startDataNodes(conf, numDataNodes, storageType, manageDataDfsDirs,
+ startDataNodes(conf, numDataNodes, storageTypes, manageDataDfsDirs,
dnStartOpt != null ? dnStartOpt : startOpt,
racks, hosts, simulatedCapacities, setupHostsFile,
checkDataNodeAddrConfig, checkDataNodeHostConfig, dnConfOverlays);
@@ -1100,15 +1117,18 @@
}
}
- String makeDataNodeDirs(int dnIndex, StorageType storageType) throws IOException {
+ String makeDataNodeDirs(int dnIndex, StorageType[] storageTypes) throws IOException {
StringBuilder sb = new StringBuilder();
+ assert storageTypes == null || storageTypes.length == DIRS_PER_DATANODE;
for (int j = 0; j < DIRS_PER_DATANODE; ++j) {
File dir = getInstanceStorageDir(dnIndex, j);
dir.mkdirs();
if (!dir.isDirectory()) {
throw new IOException("Mkdirs failed to create directory for DataNode " + dir);
}
- sb.append((j > 0 ? "," : "") + "[" + storageType + "]" + fileAsURI(dir));
+ sb.append((j > 0 ? "," : "") + "[" +
+ (storageTypes == null ? StorageType.DEFAULT : storageTypes[j]) +
+ "]" + fileAsURI(dir));
}
return sb.toString();
}
@@ -1127,7 +1147,7 @@
* will be modified as necessary.
* @param numDataNodes Number of DataNodes to start; may be zero
* @param manageDfsDirs if true, the data directories for DataNodes will be
- * created and {@link #DFS_DATANODE_DATA_DIR_KEY} will be set
+ * created and {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be set
* in the conf
* @param operation the operation with which to start the DataNodes. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -1159,7 +1179,7 @@
* will be modified as necessary.
* @param numDataNodes Number of DataNodes to start; may be zero
* @param manageDfsDirs if true, the data directories for DataNodes will be
- * created and {@link #DFS_DATANODE_DATA_DIR_KEY} will be
+ * created and {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be
* set in the conf
* @param operation the operation with which to start the DataNodes. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -1175,21 +1195,17 @@
String[] racks, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile) throws IOException {
- startDataNodes(conf, numDataNodes, StorageType.DEFAULT, manageDfsDirs, operation, racks, hosts,
+ startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, hosts,
simulatedCapacities, setupHostsFile, false, false, null);
}
- /**
- * @see MiniDFSCluster#startDataNodes(Configuration, int, boolean, StartupOption,
- * String[], String[], long[], boolean, boolean, boolean)
- */
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig) throws IOException {
- startDataNodes(conf, numDataNodes, StorageType.DEFAULT, manageDfsDirs, operation, racks, hosts,
+ startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, hosts,
simulatedCapacities, setupHostsFile, checkDataNodeAddrConfig, false, null);
}
@@ -1207,7 +1223,7 @@
* will be modified as necessary.
* @param numDataNodes Number of DataNodes to start; may be zero
* @param manageDfsDirs if true, the data directories for DataNodes will be
- * created and {@link #DFS_DATANODE_DATA_DIR_KEY} will be
+ * created and {@link DFSConfigKeys#DFS_DATANODE_DATA_DIR_KEY} will be
* set in the conf
* @param operation the operation with which to start the DataNodes. If null
* or StartupOption.FORMAT, then StartupOption.REGULAR will be used.
@@ -1222,13 +1238,15 @@
* @throws IllegalStateException if NameNode has been shutdown
*/
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
- StorageType storageType, boolean manageDfsDirs, StartupOption operation,
+ StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig,
Configuration[] dnConfOverlays) throws IOException {
+ assert storageTypes == null || storageTypes.length == numDataNodes;
+
if (operation == StartupOption.RECOVER) {
return;
}
@@ -1289,7 +1307,7 @@
// Set up datanode address
setupDatanodeAddress(dnConf, setupHostsFile, checkDataNodeAddrConfig);
if (manageDfsDirs) {
- String dirs = makeDataNodeDirs(i, storageType);
+ String dirs = makeDataNodeDirs(i, storageTypes == null ? null : storageTypes[i]);
dnConf.set(DFS_DATANODE_DATA_DIR_KEY, dirs);
conf.set(DFS_DATANODE_DATA_DIR_KEY, dirs);
}
@@ -2173,7 +2191,7 @@
}
/**
- * Multiple-NameNode version of {@link #injectBlocks(Iterable[])}.
+ * Multiple-NameNode version of injectBlocks.
*/
public void injectBlocks(int nameNodeIndex, int dataNodeIndex,
Iterable<Block> blocksToInject) throws IOException {
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
index d06a6a0..382bf36 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
@@ -50,12 +50,14 @@
}
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
- StorageType storageType, boolean manageDfsDirs, StartupOption operation,
+ StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] nodeGroups, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig) throws IOException {
+ assert storageTypes == null || storageTypes.length == numDataNodes;
+
if (operation == StartupOption.RECOVER) {
return;
}
@@ -112,7 +114,7 @@
// Set up datanode address
setupDatanodeAddress(dnConf, setupHostsFile, checkDataNodeAddrConfig);
if (manageDfsDirs) {
- String dirs = makeDataNodeDirs(i, storageType);
+ String dirs = makeDataNodeDirs(i, storageTypes == null ? null : storageTypes[i]);
dnConf.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY, dirs);
conf.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY, dirs);
}
@@ -190,7 +192,7 @@
String[] racks, String[] nodeGroups, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile) throws IOException {
- startDataNodes(conf, numDataNodes, StorageType.DEFAULT, manageDfsDirs, operation, racks, nodeGroups,
+ startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, nodeGroups,
hosts, simulatedCapacities, setupHostsFile, false, false);
}
@@ -205,14 +207,14 @@
// This is for initialize from parent class.
@Override
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
- StorageType storageType, boolean manageDfsDirs, StartupOption operation,
+ StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] hosts,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig,
Configuration[] dnConfOverlays) throws IOException {
- startDataNodes(conf, numDataNodes, storageType, manageDfsDirs, operation, racks,
+ startDataNodes(conf, numDataNodes, storageTypes, manageDfsDirs, operation, racks,
NODE_GROUPS, hosts, simulatedCapacities, setupHostsFile,
checkDataNodeAddrConfig, checkDataNodeHostConfig);
}
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestStorageReport.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestStorageReport.java
index 85afa27..b6b3fe6 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestStorageReport.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestStorageReport.java
@@ -58,7 +58,7 @@
conf = new HdfsConfiguration();
cluster = new MiniDFSCluster.Builder(conf)
.numDataNodes(REPL_FACTOR)
- .storageType(storageType)
+ .storageTypes(new StorageType[] { storageType, storageType } )
.build();
fs = cluster.getFileSystem();
bpid = cluster.getNamesystem().getBlockPoolId();