private void createSetupIv2(
String file_path,
final String pathType,
final String file_nonce,
SnapshotFormat format,
final long txnId,
final Map<Integer, Long> partitionTransactionIds,
JSONObject jsData,
final SystemProcedureExecutionContext context,
final VoltTable result,
ExtensibleSnapshotDigestData extraSnapshotData,
SiteTracker tracker,
HashinatorSnapshotData hashinatorData,
long timestamp) {
SnapshotWritePlan plan;
if (format == SnapshotFormat.NATIVE) {
plan = new NativeSnapshotWritePlan();
} else if (format == SnapshotFormat.CSV) {
plan = new CSVSnapshotWritePlan();
} else if (format == SnapshotFormat.STREAM) {
plan = new StreamSnapshotWritePlan();
} else if (format == SnapshotFormat.INDEX) {
plan = new IndexSnapshotWritePlan();
} else {
throw new RuntimeException("BAD BAD BAD");
}
file_path = SnapshotUtil.getRealPath(SnapshotPathType.valueOf(pathType), file_path);
final Callable<Boolean> deferredSetup =
plan.createSetup(
file_path,
pathType,
file_nonce,
txnId,
partitionTransactionIds,
jsData,
context,
result,
extraSnapshotData,
tracker,
hashinatorData,
timestamp);
m_deferredSetupFuture =
VoltDB.instance()
.submitSnapshotIOWork(
new DeferredSnapshotSetup(plan, deferredSetup, txnId, partitionTransactionIds));
synchronized (m_createLock) {
// Seems like this should be cleared out just in case
// Log if there is actually anything to clear since it is unexpected
if (!m_taskListsForHSIds.isEmpty()) {
SNAP_LOG.warn("Found lingering snapshot tasks while setting up a snapshot");
}
m_taskListsForHSIds.clear();
m_createSuccess.set(true);
m_createResult.set(result);
m_taskListsForHSIds.putAll(plan.getTaskListsForHSIds());
// HACK HACK HACK. If the task list is empty, this host has no work to do for
// this snapshot. We're going to create an empty list of tasks for one of the sites to do
// so that we'll have a SnapshotSiteProcessor which will do the logSnapshotCompleteToZK.
if (m_taskListsForHSIds.isEmpty()) {
SNAP_LOG.debug(
"Node had no snapshot work to do. Creating a null task to drive completion.");
m_taskListsForHSIds.put(context.getSiteId(), new ArrayDeque<SnapshotTableTask>());
}
SNAP_LOG.debug(
"Planned tasks: "
+ CoreUtils.hsIdCollectionToString(plan.getTaskListsForHSIds().keySet()));
SNAP_LOG.debug(
"Created tasks for HSIds: "
+ CoreUtils.hsIdCollectionToString(m_taskListsForHSIds.keySet()));
}
}
