@Override
public void run() {
while (!isStopped()) {
try {
List<HRegionInfo> regions =
MetaScanner.listAllRegions(TEST_UTIL.getConfiguration(), connection, false);
// select a random region
HRegionInfo parent = regions.get(random.nextInt(regions.size()));
if (parent == null || !TABLENAME.equals(parent.getTable())) {
continue;
}
long startKey = 0, endKey = Long.MAX_VALUE;
byte[] start = parent.getStartKey();
byte[] end = parent.getEndKey();
if (!Bytes.equals(HConstants.EMPTY_START_ROW, parent.getStartKey())) {
startKey = Bytes.toLong(parent.getStartKey());
}
if (!Bytes.equals(HConstants.EMPTY_END_ROW, parent.getEndKey())) {
endKey = Bytes.toLong(parent.getEndKey());
}
if (startKey == endKey) {
continue;
}
long midKey =
BigDecimal.valueOf(startKey)
.add(BigDecimal.valueOf(endKey))
.divideToIntegralValue(BigDecimal.valueOf(2))
.longValue();
HRegionInfo splita = new HRegionInfo(TABLENAME, start, Bytes.toBytes(midKey));
HRegionInfo splitb = new HRegionInfo(TABLENAME, Bytes.toBytes(midKey), end);
MetaTableAccessor.splitRegion(
connection, parent, splita, splitb, ServerName.valueOf("fooserver", 1, 0));
Threads.sleep(random.nextInt(200));
} catch (Throwable e) {
ex = e;
Assert.fail(StringUtils.stringifyException(e));
}
}
}
@Before
public void beforeMethod() throws Exception {
if (!initialized) {
LOG.info("Setting up IntegrationTestGroup");
LOG.info("Initializing cluster with " + NUM_SLAVES_BASE + " servers");
TEST_UTIL = new IntegrationTestingUtility();
((IntegrationTestingUtility) TEST_UTIL).initializeCluster(NUM_SLAVES_BASE);
// set shared configs
admin = TEST_UTIL.getAdmin();
cluster = TEST_UTIL.getHBaseClusterInterface();
rsGroupAdmin =
new VerifyingRSGroupAdminClient(
rsGroupAdmin.newClient(TEST_UTIL.getConnection()), TEST_UTIL.getConfiguration());
LOG.info("Done initializing cluster");
initialized = true;
// cluster may not be clean
// cleanup when initializing
afterMethod();
}
}