public void testCommon(String[] expectedResults, String physicalPlan, String resourceFile)
throws Exception {
try (RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
Drillbit bit = new Drillbit(CONFIG, serviceSet);
DrillClient client = new DrillClient(CONFIG, serviceSet.getCoordinator())) {
// run query.
bit.run();
client.connect();
List<QueryDataBatch> results =
client.runQuery(
org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL,
Files.toString(FileUtils.getResourceAsFile(physicalPlan), Charsets.UTF_8)
.replace("#{TEST_FILE}", resourceFile));
RecordBatchLoader batchLoader = new RecordBatchLoader(bit.getContext().getAllocator());
QueryDataBatch batch = results.get(0);
assertTrue(batchLoader.load(batch.getHeader().getDef(), batch.getData()));
int i = 0;
for (VectorWrapper<?> v : batchLoader) {
ValueVector.Accessor accessor = v.getValueVector().getAccessor();
System.out.println(accessor.getObject(0));
assertEquals(expectedResults[i++], accessor.getObject(0).toString());
}
batchLoader.clear();
for (QueryDataBatch b : results) {
b.release();
}
}
}
@Test
@Ignore
public void testParseParquetPhysicalPlan() throws Exception {
RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
DrillConfig config = DrillConfig.create();
try (Drillbit bit1 = new Drillbit(config, serviceSet);
DrillClient client = new DrillClient(config, serviceSet.getCoordinator()); ) {
bit1.run();
client.connect();
List<QueryDataBatch> results =
client.runQuery(
org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL,
Resources.toString(Resources.getResource(fileName), Charsets.UTF_8));
RecordBatchLoader loader = new RecordBatchLoader(bit1.getContext().getAllocator());
int count = 0;
for (QueryDataBatch b : results) {
System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
count += b.getHeader().getRowCount();
loader.load(b.getHeader().getDef(), b.getData());
for (VectorWrapper vw : loader) {
System.out.print(vw.getValueVector().getField().toExpr() + ": ");
ValueVector vv = vw.getValueVector();
for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
Object o = vv.getAccessor().getObject(i);
if (o instanceof byte[]) {
System.out.print(" [" + new String((byte[]) o) + "]");
} else {
System.out.print(" [" + vv.getAccessor().getObject(i) + "]");
}
// break;
}
System.out.println();
}
loader.clear();
b.release();
}
client.close();
System.out.println(String.format("Got %d total results", count));
}
}
@Test
public void testAllocators() throws Exception {
// Setup a drillbit (initializes a root allocator)
final DrillConfig config = DrillConfig.create(TEST_CONFIGURATIONS);
final RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
final Drillbit bit = new Drillbit(config, serviceSet);
bit.run();
final DrillbitContext bitContext = bit.getContext();
FunctionImplementationRegistry functionRegistry =
bitContext.getFunctionImplementationRegistry();
StoragePluginRegistry storageRegistry = new StoragePluginRegistry(bitContext);
// Create a few Fragment Contexts
BitControl.PlanFragment.Builder pfBuilder1 = BitControl.PlanFragment.newBuilder();
pfBuilder1.setMemInitial(1500000);
BitControl.PlanFragment pf1 = pfBuilder1.build();
BitControl.PlanFragment.Builder pfBuilder2 = BitControl.PlanFragment.newBuilder();
pfBuilder2.setMemInitial(500000);
BitControl.PlanFragment pf2 = pfBuilder1.build();
FragmentContext fragmentContext1 = new FragmentContext(bitContext, pf1, null, functionRegistry);
FragmentContext fragmentContext2 = new FragmentContext(bitContext, pf2, null, functionRegistry);
// Get a few physical operators. Easiest way is to read a physical plan.
PhysicalPlanReader planReader =
new PhysicalPlanReader(
config,
config.getMapper(),
CoordinationProtos.DrillbitEndpoint.getDefaultInstance(),
storageRegistry);
PhysicalPlan plan =
planReader.readPhysicalPlan(
Files.toString(FileUtils.getResourceAsFile(planFile), Charsets.UTF_8));
List<PhysicalOperator> physicalOperators = plan.getSortedOperators();
Iterator<PhysicalOperator> physicalOperatorIterator = physicalOperators.iterator();
PhysicalOperator physicalOperator1 = physicalOperatorIterator.next();
PhysicalOperator physicalOperator2 = physicalOperatorIterator.next();
PhysicalOperator physicalOperator3 = physicalOperatorIterator.next();
PhysicalOperator physicalOperator4 = physicalOperatorIterator.next();
PhysicalOperator physicalOperator5 = physicalOperatorIterator.next();
PhysicalOperator physicalOperator6 = physicalOperatorIterator.next();
// Create some bogus Operator profile defs and stats to create operator contexts
OpProfileDef def;
OperatorStats stats;
// Use some bogus operator type to create a new operator context.
def =
new OpProfileDef(
physicalOperator1.getOperatorId(),
UserBitShared.CoreOperatorType.MOCK_SUB_SCAN_VALUE,
OperatorContext.getChildCount(physicalOperator1));
stats = fragmentContext1.getStats().getOperatorStats(def, fragmentContext1.getAllocator());
// Add a couple of Operator Contexts
// Initial allocation = 1000000 bytes for all operators
OperatorContext oContext11 = fragmentContext1.newOperatorContext(physicalOperator1, true);
DrillBuf b11 = oContext11.getAllocator().buffer(1000000);
OperatorContext oContext12 =
fragmentContext1.newOperatorContext(physicalOperator2, stats, true);
DrillBuf b12 = oContext12.getAllocator().buffer(500000);
OperatorContext oContext21 = fragmentContext1.newOperatorContext(physicalOperator3, true);
def =
new OpProfileDef(
physicalOperator4.getOperatorId(),
UserBitShared.CoreOperatorType.TEXT_WRITER_VALUE,
OperatorContext.getChildCount(physicalOperator4));
stats = fragmentContext2.getStats().getOperatorStats(def, fragmentContext2.getAllocator());
OperatorContext oContext22 =
fragmentContext2.newOperatorContext(physicalOperator4, stats, true);
DrillBuf b22 = oContext22.getAllocator().buffer(2000000);
// New Fragment begins
BitControl.PlanFragment.Builder pfBuilder3 = BitControl.PlanFragment.newBuilder();
pfBuilder3.setMemInitial(1000000);
BitControl.PlanFragment pf3 = pfBuilder3.build();
FragmentContext fragmentContext3 = new FragmentContext(bitContext, pf3, null, functionRegistry);
// New fragment starts an operator that allocates an amount within the limit
def =
new OpProfileDef(
physicalOperator5.getOperatorId(),
UserBitShared.CoreOperatorType.UNION_VALUE,
OperatorContext.getChildCount(physicalOperator5));
stats = fragmentContext3.getStats().getOperatorStats(def, fragmentContext3.getAllocator());
OperatorContext oContext31 =
fragmentContext3.newOperatorContext(physicalOperator5, stats, true);
DrillBuf b31a = oContext31.getAllocator().buffer(200000);
// Previously running operator completes
b22.release();
((AutoCloseable) oContext22).close();
// Fragment 3 asks for more and fails
boolean outOfMem = false;
try {
DrillBuf b31b = oContext31.getAllocator().buffer(4400000);
if (b31b != null) {
b31b.release();
} else {
outOfMem = true;
}
} catch (Exception e) {
outOfMem = true;
}
assertEquals(true, (boolean) outOfMem);
// Operator is Exempt from Fragment limits. Fragment 3 asks for more and succeeds
outOfMem = false;
OperatorContext oContext32 = fragmentContext3.newOperatorContext(physicalOperator6, false);
DrillBuf b32 = null;
try {
b32 = oContext32.getAllocator().buffer(4400000);
} catch (Exception e) {
outOfMem = true;
} finally {
if (b32 != null) {
b32.release();
} else {
outOfMem = true;
}
closeOp(oContext32);
}
assertEquals(false, (boolean) outOfMem);
b11.release();
closeOp(oContext11);
b12.release();
closeOp(oContext12);
closeOp(oContext21);
b31a.release();
closeOp(oContext31);
fragmentContext1.close();
fragmentContext2.close();
fragmentContext3.close();
bit.close();
serviceSet.close();
}