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HBASE-8226. HBaseTestingUtility#waitUntilAllRegionsAssigned won't return if it counts 'too many' regions 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1463070 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew Kyle Purtell 2013-04-01 00:57:14 +00:00
parent abee4b2756
commit bab650d19f
9 changed files with 60 additions and 39 deletions
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61
hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
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@ -2159,37 +2159,56 @@ public class HBaseTestingUtility extends HBaseCommonTestingUtility {
}
}
/**
* Wait until <code>countOfRegion</code> in .META. have a non-empty
* info:server. This means all regions have been deployed, master has been
* informed and updated .META. with the regions deployed server.
* @param countOfRegions How many regions in .META.
* Wait until all regions for a table in .META. have a non-empty
* info:server, up to 60 seconds. This means all regions have been deployed,
* master has been informed and updated .META. with the regions deployed
* server.
* @param tableName the table name
* @throws IOException
*/
public void waitUntilAllRegionsAssigned(final int countOfRegions)
public void waitUntilAllRegionsAssigned(final byte[] tableName) throws IOException {
waitUntilAllRegionsAssigned(tableName, 60000);
}
/**
* Wait until all regions for a table in .META. have a non-empty
* info:server, or until timeout. This means all regions have been deployed,
* master has been informed and updated .META. with the regions deployed
* server.
* @param tableName the table name
* @param timeout timeout, in milliseconds
* @throws IOException
*/
public void waitUntilAllRegionsAssigned(final byte[] tableName, final long timeout)
throws IOException {
HTable meta = new HTable(getConfiguration(), HConstants.META_TABLE_NAME);
while (true) {
int rows = 0;
final HTable meta = new HTable(getConfiguration(), HConstants.META_TABLE_NAME);
try {
waitFor(timeout, 200, true, new Predicate<IOException>() {
@Override
public boolean evaluate() throws IOException {
boolean allRegionsAssigned = true;
Scan scan = new Scan();
scan.addColumn(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);
scan.addFamily(HConstants.CATALOG_FAMILY);
ResultScanner s = meta.getScanner(scan);
for (Result r = null; (r = s.next()) != null;) {
byte [] b =
r.getValue(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);
if (b == null || b.length <= 0) {
break;
try {
Result r;
while ((r = s.next()) != null) {
byte [] b = r.getValue(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER);
HRegionInfo info = HRegionInfo.parseFromOrNull(b);
if (info != null && Bytes.equals(info.getTableName(), tableName)) {
b = r.getValue(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);
allRegionsAssigned &= (b != null);
}
rows++;
}
} finally {
s.close();
// If I get to here and all rows have a Server, then all have been assigned.
if (rows == countOfRegions) {
break;
}
LOG.info("Found=" + rows);
Threads.sleep(200);
return allRegionsAssigned;
}
});
} finally {
meta.close();
}
}

2
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestHTableMultiplexer.java
View File

@ -77,7 +77,7 @@ public class TestHTableMultiplexer {
HTable ht = TEST_UTIL.createTable(TABLE, new byte[][] { FAMILY }, VERSION,
Bytes.toBytes("aaaaa"), Bytes.toBytes("zzzzz"), NUM_REGIONS);
TEST_UTIL.waitUntilAllRegionsAssigned(NUM_REGIONS);
TEST_UTIL.waitUntilAllRegionsAssigned(TABLE);
byte[][] startRows = ht.getStartKeys();
byte[][] endRows = ht.getEndKeys();

2
hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorEndpoint.java
View File

@ -91,7 +91,7 @@ public class TestCoprocessorEndpoint {
HTableDescriptor desc = new HTableDescriptor(TEST_TABLE);
desc.addFamily(new HColumnDescriptor(TEST_FAMILY));
admin.createTable(desc, new byte[][]{ROWS[rowSeperator1], ROWS[rowSeperator2]});
util.waitUntilAllRegionsAssigned(3);
util.waitUntilAllRegionsAssigned(TEST_TABLE);
admin.close();
HTable table = new HTable(conf, TEST_TABLE);

4
hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestMasterObserver.java
View File

@ -1109,8 +1109,8 @@ public class TestMasterObserver {
HTable table = UTIL.createTable(TEST_TABLE, TEST_FAMILY);
try {
int countOfRegions = UTIL.createMultiRegions(table, TEST_FAMILY);
UTIL.waitUntilAllRegionsAssigned(countOfRegions);
UTIL.createMultiRegions(table, TEST_FAMILY);
UTIL.waitUntilAllRegionsAssigned(TEST_TABLE);
NavigableMap<HRegionInfo, ServerName> regions = table.getRegionLocations();
Map.Entry<HRegionInfo, ServerName> firstGoodPair = null;

3
hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithAbort.java
View File

@ -75,7 +75,8 @@ public class TestRegionServerCoprocessorExceptionWithAbort {
byte[] TEST_FAMILY = Bytes.toBytes("aaa");
HTable table = TEST_UTIL.createTable(TEST_TABLE, TEST_FAMILY);
TEST_UTIL.waitUntilAllRegionsAssigned(TEST_UTIL.createMultiRegions(table, TEST_FAMILY));
TEST_UTIL.createMultiRegions(table, TEST_FAMILY);
TEST_UTIL.waitUntilAllRegionsAssigned(TEST_TABLE);
// Note which regionServer will abort (after put is attempted).
final HRegionServer regionServer = TEST_UTIL.getRSForFirstRegionInTable(TEST_TABLE);

4
hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithRemove.java
View File

@ -91,8 +91,8 @@ public class TestRegionServerCoprocessorExceptionWithRemove {
byte[] TEST_FAMILY = Bytes.toBytes("aaa");
HTable table = TEST_UTIL.createTable(TEST_TABLE, TEST_FAMILY);
TEST_UTIL.waitUntilAllRegionsAssigned(
TEST_UTIL.createMultiRegions(table, TEST_FAMILY));
TEST_UTIL.createMultiRegions(table, TEST_FAMILY);
TEST_UTIL.waitUntilAllRegionsAssigned(TEST_TABLE);
// Note which regionServer that should survive the buggy coprocessor's
// prePut().
HRegionServer regionServer =

5
hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterTransitions.java
View File

@ -60,10 +60,11 @@ public class TestMasterTransitions {
TEST_UTIL.getConfiguration().setBoolean("dfs.support.append", true);
TEST_UTIL.startMiniCluster(2);
// Create a table of three families. This will assign a region.
TEST_UTIL.createTable(Bytes.toBytes(TABLENAME), FAMILIES);
byte[] tableName = Bytes.toBytes(TABLENAME);
TEST_UTIL.createTable(tableName, FAMILIES);
HTable t = new HTable(TEST_UTIL.getConfiguration(), TABLENAME);
int countOfRegions = TEST_UTIL.createMultiRegions(t, getTestFamily());
TEST_UTIL.waitUntilAllRegionsAssigned(countOfRegions);
TEST_UTIL.waitUntilAllRegionsAssigned(tableName);
addToEachStartKey(countOfRegions);
t.close();
}

2
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestHLogFiltering.java
View File

@ -102,7 +102,7 @@ public class TestHLogFiltering {
table.flushCommits();
}
}
TEST_UTIL.waitUntilAllRegionsAssigned(NUM_RS);
TEST_UTIL.waitUntilAllRegionsAssigned(TABLE_NAME);
}
@Test

4
hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestMiniClusterLoadSequential.java
View File

@ -140,8 +140,8 @@ public class TestMiniClusterLoadSequential {
protected void createPreSplitLoadTestTable(HTableDescriptor htd, HColumnDescriptor hcd)
throws IOException {
int numRegions = HBaseTestingUtility.createPreSplitLoadTestTable(conf, htd, hcd);
TEST_UTIL.waitUntilAllRegionsAssigned(numRegions);
HBaseTestingUtility.createPreSplitLoadTestTable(conf, htd, hcd);
TEST_UTIL.waitUntilAllRegionsAssigned(htd.getName());
}
protected void prepareForLoadTest() throws IOException {