@Test
public void testFindNextToCompact() throws Exception {
CompactionRequest rqst = new CompactionRequest("foo", "bar", CompactionType.MINOR);
rqst.setPartitionname("ds=today");
txnHandler.compact(rqst);
long now = System.currentTimeMillis();
CompactionInfo ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
assertEquals("foo", ci.dbname);
assertEquals("bar", ci.tableName);
assertEquals("ds=today", ci.partName);
assertEquals(CompactionType.MINOR, ci.type);
assertNull(ci.runAs);
assertNull(txnHandler.findNextToCompact("fred"));
txnHandler.setRunAs(ci.id, "bob");
ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
List<ShowCompactResponseElement> compacts = rsp.getCompacts();
assertEquals(1, compacts.size());
ShowCompactResponseElement c = compacts.get(0);
assertEquals("foo", c.getDbname());
assertEquals("bar", c.getTablename());
assertEquals("ds=today", c.getPartitionname());
assertEquals(CompactionType.MINOR, c.getType());
assertEquals("working", c.getState());
assertTrue(c.getStart() - 5000 < now && c.getStart() + 5000 > now);
assertEquals("fred", c.getWorkerid());
assertEquals("bob", c.getRunAs());
}
@Test
public void testFindNextToClean() throws Exception {
CompactionRequest rqst = new CompactionRequest("foo", "bar", CompactionType.MINOR);
rqst.setPartitionname("ds=today");
txnHandler.compact(rqst);
assertEquals(0, txnHandler.findReadyToClean().size());
CompactionInfo ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
assertEquals(0, txnHandler.findReadyToClean().size());
txnHandler.markCompacted(ci);
assertNull(txnHandler.findNextToCompact("fred"));
List<CompactionInfo> toClean = txnHandler.findReadyToClean();
assertEquals(1, toClean.size());
assertNull(txnHandler.findNextToCompact("fred"));
ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
List<ShowCompactResponseElement> compacts = rsp.getCompacts();
assertEquals(1, compacts.size());
ShowCompactResponseElement c = compacts.get(0);
assertEquals("foo", c.getDbname());
assertEquals("bar", c.getTablename());
assertEquals("ds=today", c.getPartitionname());
assertEquals(CompactionType.MINOR, c.getType());
assertEquals("ready for cleaning", c.getState());
assertNull(c.getWorkerid());
}
@Test
public void testFindNextToCompact2() throws Exception {
CompactionRequest rqst = new CompactionRequest("foo", "bar", CompactionType.MINOR);
rqst.setPartitionname("ds=today");
txnHandler.compact(rqst);
rqst = new CompactionRequest("foo", "bar", CompactionType.MINOR);
rqst.setPartitionname("ds=yesterday");
txnHandler.compact(rqst);
long now = System.currentTimeMillis();
boolean expectToday = false;
CompactionInfo ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
assertEquals("foo", ci.dbname);
assertEquals("bar", ci.tableName);
if ("ds=today".equals(ci.partName)) expectToday = false;
else if ("ds=yesterday".equals(ci.partName)) expectToday = true;
else fail("partition name should have been today or yesterday but was " + ci.partName);
assertEquals(CompactionType.MINOR, ci.type);
ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
assertEquals("foo", ci.dbname);
assertEquals("bar", ci.tableName);
if (expectToday) assertEquals("ds=today", ci.partName);
else assertEquals("ds=yesterday", ci.partName);
assertEquals(CompactionType.MINOR, ci.type);
assertNull(txnHandler.findNextToCompact("fred"));
ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
List<ShowCompactResponseElement> compacts = rsp.getCompacts();
assertEquals(2, compacts.size());
for (ShowCompactResponseElement e : compacts) {
assertEquals("working", e.getState());
assertTrue(e.getStart() - 5000 < now && e.getStart() + 5000 > now);
assertEquals("fred", e.getWorkerid());
}
}
public void setFieldValue(_Fields field, Object value) {
switch (field) {
case DBNAME:
if (value == null) {
unsetDbname();
} else {
setDbname((String) value);
}
break;
case TABLENAME:
if (value == null) {
unsetTablename();
} else {
setTablename((String) value);
}
break;
case PARTITIONNAME:
if (value == null) {
unsetPartitionname();
} else {
setPartitionname((String) value);
}
break;
case TYPE:
if (value == null) {
unsetType();
} else {
setType((CompactionType) value);
}
break;
case RUNAS:
if (value == null) {
unsetRunas();
} else {
setRunas((String) value);
}
break;
}
}
@Test
public void testMarkCleaned() throws Exception {
CompactionRequest rqst = new CompactionRequest("foo", "bar", CompactionType.MINOR);
rqst.setPartitionname("ds=today");
txnHandler.compact(rqst);
assertEquals(0, txnHandler.findReadyToClean().size());
CompactionInfo ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
assertEquals(0, txnHandler.findReadyToClean().size());
txnHandler.markCompacted(ci);
assertNull(txnHandler.findNextToCompact("fred"));
List<CompactionInfo> toClean = txnHandler.findReadyToClean();
assertEquals(1, toClean.size());
assertNull(txnHandler.findNextToCompact("fred"));
txnHandler.markCleaned(ci);
assertNull(txnHandler.findNextToCompact("fred"));
assertEquals(0, txnHandler.findReadyToClean().size());
ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
assertEquals(1, rsp.getCompactsSize());
assertTrue(TxnHandler.SUCCEEDED_RESPONSE.equals(rsp.getCompacts().get(0).getState()));
}
@Test
public void testMarkCleanedCleansTxnsAndTxnComponents() throws Exception {
long txnid = openTxn();
LockComponent comp = new LockComponent(LockType.SHARED_WRITE, LockLevel.DB, "mydb");
comp.setTablename("mytable");
comp.setOperationType(DataOperationType.INSERT);
List<LockComponent> components = new ArrayList<LockComponent>(1);
components.add(comp);
LockRequest req = new LockRequest(components, "me", "localhost");
req.setTxnid(txnid);
LockResponse res = txnHandler.lock(req);
assertTrue(res.getState() == LockState.ACQUIRED);
txnHandler.abortTxn(new AbortTxnRequest(txnid));
txnid = openTxn();
comp = new LockComponent(LockType.SHARED_WRITE, LockLevel.DB, "mydb");
comp.setTablename("yourtable");
comp.setOperationType(DataOperationType.DELETE);
components = new ArrayList<LockComponent>(1);
components.add(comp);
req = new LockRequest(components, "me", "localhost");
req.setTxnid(txnid);
res = txnHandler.lock(req);
assertTrue(res.getState() == LockState.ACQUIRED);
txnHandler.abortTxn(new AbortTxnRequest(txnid));
txnid = openTxn();
comp = new LockComponent(LockType.SHARED_WRITE, LockLevel.DB, "mydb");
comp.setTablename("foo");
comp.setPartitionname("bar");
comp.setOperationType(DataOperationType.UPDATE);
components = new ArrayList<LockComponent>(1);
components.add(comp);
req = new LockRequest(components, "me", "localhost");
req.setTxnid(txnid);
res = txnHandler.lock(req);
assertTrue(res.getState() == LockState.ACQUIRED);
comp = new LockComponent(LockType.SHARED_WRITE, LockLevel.DB, "mydb");
comp.setTablename("foo");
comp.setPartitionname("baz");
comp.setOperationType(DataOperationType.UPDATE);
components = new ArrayList<LockComponent>(1);
components.add(comp);
req = new LockRequest(components, "me", "localhost");
req.setTxnid(txnid);
res = txnHandler.lock(req);
assertTrue(res.getState() == LockState.ACQUIRED);
txnHandler.abortTxn(new AbortTxnRequest(txnid));
CompactionInfo ci = new CompactionInfo();
// Now clean them and check that they are removed from the count.
CompactionRequest rqst = new CompactionRequest("mydb", "mytable", CompactionType.MAJOR);
txnHandler.compact(rqst);
assertEquals(0, txnHandler.findReadyToClean().size());
ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
txnHandler.markCompacted(ci);
List<CompactionInfo> toClean = txnHandler.findReadyToClean();
assertEquals(1, toClean.size());
txnHandler.markCleaned(ci);
// Check that we are cleaning up the empty aborted transactions
GetOpenTxnsResponse txnList = txnHandler.getOpenTxns();
assertEquals(3, txnList.getOpen_txnsSize());
txnHandler.cleanEmptyAbortedTxns();
txnList = txnHandler.getOpenTxns();
assertEquals(2, txnList.getOpen_txnsSize());
rqst = new CompactionRequest("mydb", "foo", CompactionType.MAJOR);
rqst.setPartitionname("bar");
txnHandler.compact(rqst);
assertEquals(0, txnHandler.findReadyToClean().size());
ci = txnHandler.findNextToCompact("fred");
assertNotNull(ci);
txnHandler.markCompacted(ci);
toClean = txnHandler.findReadyToClean();
assertEquals(1, toClean.size());
txnHandler.markCleaned(ci);
txnHandler.openTxns(new OpenTxnRequest(1, "me", "localhost"));
txnHandler.cleanEmptyAbortedTxns();
txnList = txnHandler.getOpenTxns();
assertEquals(3, txnList.getOpen_txnsSize());
}