@Test
public void testSerdeWithNonDefaults() throws Exception {
String jsonStr =
"{\n"
+ " \"type\": \"realtime\",\n"
+ " \"maxRowsInMemory\": 100,\n"
+ " \"intermediatePersistPeriod\": \"PT1H\",\n"
+ " \"windowPeriod\": \"PT1H\",\n"
+ " \"basePersistDirectory\": \"/tmp/xxx\",\n"
+ " \"maxPendingPersists\": 100,\n"
+ " \"buildV9Directly\": false,\n"
+ " \"persistThreadPriority\": 100,\n"
+ " \"mergeThreadPriority\": 100,\n"
+ " \"reportParseExceptions\": true,\n"
+ " \"handoffConditionTimeout\": 100\n"
+ "}";
ObjectMapper mapper = TestHelper.getObjectMapper();
RealtimeTuningConfig config =
(RealtimeTuningConfig)
mapper.readValue(
mapper.writeValueAsString(mapper.readValue(jsonStr, TuningConfig.class)),
TuningConfig.class);
Assert.assertEquals("/tmp/xxx", config.getBasePersistDirectory().toString());
Assert.assertEquals(false, config.getBuildV9Directly());
Assert.assertEquals(100, config.getHandoffConditionTimeout());
Assert.assertEquals(new IndexSpec(), config.getIndexSpec());
Assert.assertEquals(new Period("PT1H"), config.getIntermediatePersistPeriod());
Assert.assertEquals(NoneShardSpec.instance(), config.getShardSpec());
Assert.assertEquals(100, config.getMaxPendingPersists());
Assert.assertEquals(100, config.getMaxRowsInMemory());
Assert.assertEquals(100, config.getMergeThreadPriority());
Assert.assertEquals(100, config.getPersistThreadPriority());
Assert.assertEquals(new Period("PT1H"), config.getWindowPeriod());
Assert.assertEquals(true, config.isReportParseExceptions());
}
@Test
public void testSerdeWithDefaults() throws Exception {
String jsonStr = "{\"type\":\"realtime\"}";
ObjectMapper mapper = TestHelper.getObjectMapper();
RealtimeTuningConfig config =
(RealtimeTuningConfig)
mapper.readValue(
mapper.writeValueAsString(mapper.readValue(jsonStr, TuningConfig.class)),
TuningConfig.class);
Assert.assertNotNull(config.getBasePersistDirectory());
Assert.assertEquals(true, config.getBuildV9Directly());
Assert.assertEquals(0, config.getHandoffConditionTimeout());
Assert.assertEquals(new IndexSpec(), config.getIndexSpec());
Assert.assertEquals(new Period("PT10M"), config.getIntermediatePersistPeriod());
Assert.assertEquals(NoneShardSpec.instance(), config.getShardSpec());
Assert.assertEquals(0, config.getMaxPendingPersists());
Assert.assertEquals(75000, config.getMaxRowsInMemory());
Assert.assertEquals(0, config.getMergeThreadPriority());
Assert.assertEquals(0, config.getPersistThreadPriority());
Assert.assertEquals(new Period("PT10M"), config.getWindowPeriod());
Assert.assertEquals(false, config.isReportParseExceptions());
}
@Override
public void run() {
plumber = initPlumber();
final Period intermediatePersistPeriod = config.getIntermediatePersistPeriod();
try {
plumber.startJob();
// Delay firehose connection to avoid claiming input resources while the plumber is starting
// up.
firehose = initFirehose();
long nextFlush = new DateTime().plus(intermediatePersistPeriod).getMillis();
while (firehose.hasMore()) {
InputRow inputRow = null;
try {
try {
inputRow = firehose.nextRow();
} catch (Exception e) {
log.debug(e, "thrown away line due to exception, considering unparseable");
metrics.incrementUnparseable();
continue;
}
boolean lateEvent = false;
boolean indexLimitExceeded = false;
try {
lateEvent = plumber.add(inputRow) == -1;
} catch (IndexSizeExceededException e) {
log.info("Index limit exceeded: %s", e.getMessage());
indexLimitExceeded = true;
}
if (indexLimitExceeded || lateEvent) {
metrics.incrementThrownAway();
log.debug("Throwing away event[%s]", inputRow);
if (indexLimitExceeded || System.currentTimeMillis() > nextFlush) {
plumber.persist(firehose.commit());
nextFlush = new DateTime().plus(intermediatePersistPeriod).getMillis();
}
continue;
}
final Sink sink = plumber.getSink(inputRow.getTimestampFromEpoch());
if ((sink != null && !sink.canAppendRow()) || System.currentTimeMillis() > nextFlush) {
plumber.persist(firehose.commit());
nextFlush = new DateTime().plus(intermediatePersistPeriod).getMillis();
}
metrics.incrementProcessed();
} catch (ParseException e) {
if (inputRow != null) {
log.error(e, "unparseable line: %s", inputRow);
}
metrics.incrementUnparseable();
}
}
} catch (RuntimeException e) {
log.makeAlert(
e,
"RuntimeException aborted realtime processing[%s]",
fireDepartment.getDataSchema().getDataSource())
.emit();
normalExit = false;
throw e;
} catch (Error e) {
log.makeAlert(
e,
"Exception aborted realtime processing[%s]",
fireDepartment.getDataSchema().getDataSource())
.emit();
normalExit = false;
throw e;
} finally {
CloseQuietly.close(firehose);
if (normalExit) {
plumber.finishJob();
plumber = null;
firehose = null;
}
}
}