use of io.dingodb.store.row.errors.Errors in project dingo by dingodb.
the class DefaultDingoRowStore method internalRegionScan.
private void internalRegionScan(final Region region, final byte[] subStartKey, final byte[] subEndKey, final boolean reverse, final boolean readOnlySafe, final boolean returnValue, final CompletableFuture<List<KVEntry>> future, final int retriesLeft, final Errors lastCause, final boolean requireLeader) {
final RegionEngine regionEngine = getRegionEngine(region.getId(), requireLeader);
// require leader on retry
final RetryRunner retryRunner = retryCause -> internalRegionScan(region, subStartKey, subEndKey, reverse, readOnlySafe, returnValue, future, retriesLeft - 1, retryCause, true);
final FailoverClosure<List<KVEntry>> closure = new FailoverClosureImpl<>(future, false, retriesLeft, retryRunner);
if (regionEngine != null) {
if (ensureOnValidEpoch(region, regionEngine, closure)) {
final RawKVStore rawKVStore = getRawKVStore(regionEngine);
if (reverse) {
if (this.kvDispatcher == null) {
rawKVStore.reverseScan(subStartKey, subEndKey, readOnlySafe, returnValue, closure);
} else {
this.kvDispatcher.execute(() -> rawKVStore.reverseScan(subStartKey, subEndKey, readOnlySafe, returnValue, closure));
}
} else {
if (this.kvDispatcher == null) {
rawKVStore.scan(subStartKey, subEndKey, readOnlySafe, returnValue, closure);
} else {
this.kvDispatcher.execute(() -> rawKVStore.scan(subStartKey, subEndKey, readOnlySafe, returnValue, closure));
}
}
}
} else {
final ScanRequest request = new ScanRequest();
request.setStartKey(subStartKey);
request.setEndKey(subEndKey);
request.setReadOnlySafe(readOnlySafe);
request.setReturnValue(returnValue);
request.setRegionId(region.getId());
request.setRegionEpoch(region.getRegionEpoch());
request.setReverse(reverse);
this.dingoRowStoreRpcService.callAsyncWithRpc(request, closure, lastCause, requireLeader);
}
}
use of io.dingodb.store.row.errors.Errors in project dingo by dingodb.
the class DefaultDingoRowStore method internalSingleRegionScan.
private void internalSingleRegionScan(final byte[] startKey, final byte[] endKey, final int limit, final boolean readOnlySafe, final boolean returnValue, final CompletableFuture<List<KVEntry>> future, final int retriesLeft, final Errors lastCause, final boolean requireLeader) {
Requires.requireNonNull(startKey, "startKey");
final Region region = this.pdClient.findRegionByKey(startKey, ErrorsHelper.isInvalidEpoch(lastCause));
final byte[] regionEndKey = region.getEndKey();
final byte[] realEndKey = regionEndKey == null ? endKey : (endKey == null ? regionEndKey : BytesUtil.min(regionEndKey, endKey));
final RegionEngine regionEngine = getRegionEngine(region.getId(), requireLeader);
// require leader on retry
final RetryRunner retryRunner = retryCause -> internalSingleRegionScan(startKey, endKey, limit, readOnlySafe, returnValue, future, retriesLeft - 1, retryCause, true);
final FailoverClosure<List<KVEntry>> closure = new FailoverClosureImpl<>(future, retriesLeft, retryRunner);
if (regionEngine != null) {
if (ensureOnValidEpoch(region, regionEngine, closure)) {
getRawKVStore(regionEngine).scan(startKey, realEndKey, limit, readOnlySafe, returnValue, closure);
}
} else {
final ScanRequest request = new ScanRequest();
request.setStartKey(startKey);
request.setEndKey(realEndKey);
request.setLimit(limit);
request.setReadOnlySafe(readOnlySafe);
request.setReturnValue(returnValue);
request.setRegionId(region.getId());
request.setRegionEpoch(region.getRegionEpoch());
this.dingoRowStoreRpcService.callAsyncWithRpc(request, closure, lastCause, requireLeader);
}
}
use of io.dingodb.store.row.errors.Errors in project dingo by dingodb.
the class DefaultDingoRowStore method internalTryLockWith.
private void internalTryLockWith(final byte[] key, final boolean keepLease, final DistributedLock.Acquirer acquirer, final CompletableFuture<DistributedLock.Owner> future, final int retriesLeft, final Errors lastCause) {
final Region region = this.pdClient.findRegionByKey(key, ErrorsHelper.isInvalidEpoch(lastCause));
final RegionEngine regionEngine = getRegionEngine(region.getId(), true);
final RetryRunner retryRunner = retryCause -> internalTryLockWith(key, keepLease, acquirer, future, retriesLeft - 1, retryCause);
final FailoverClosure<DistributedLock.Owner> closure = new FailoverClosureImpl<>(future, retriesLeft, retryRunner);
if (regionEngine != null) {
if (ensureOnValidEpoch(region, regionEngine, closure)) {
getRawKVStore(regionEngine).tryLockWith(key, region.getStartKey(), keepLease, acquirer, closure);
}
} else {
final KeyLockRequest request = new KeyLockRequest();
request.setKey(key);
request.setKeepLease(keepLease);
request.setAcquirer(acquirer);
request.setRegionId(region.getId());
request.setRegionEpoch(region.getRegionEpoch());
this.dingoRowStoreRpcService.callAsyncWithRpc(request, closure, lastCause);
}
}
use of io.dingodb.store.row.errors.Errors in project dingo by dingodb.
the class DefaultDingoRowStore method internalCompareAndPut.
private void internalCompareAndPut(final byte[] key, final byte[] expect, final byte[] update, final CompletableFuture<Boolean> future, final int retriesLeft, final Errors lastCause) {
final Region region = this.pdClient.findRegionByKey(key, ErrorsHelper.isInvalidEpoch(lastCause));
final RegionEngine regionEngine = getRegionEngine(region.getId(), true);
final RetryRunner retryRunner = retryCause -> internalCompareAndPut(key, expect, update, future, retriesLeft - 1, retryCause);
final FailoverClosure<Boolean> closure = new FailoverClosureImpl<>(future, retriesLeft, retryRunner);
if (regionEngine != null) {
if (ensureOnValidEpoch(region, regionEngine, closure)) {
getRawKVStore(regionEngine).compareAndPut(key, expect, update, closure);
}
} else {
final CompareAndPutRequest request = new CompareAndPutRequest();
request.setKey(key);
request.setExpect(expect);
request.setUpdate(update);
request.setRegionId(region.getId());
request.setRegionEpoch(region.getRegionEpoch());
this.dingoRowStoreRpcService.callAsyncWithRpc(request, closure, lastCause);
}
}
use of io.dingodb.store.row.errors.Errors in project dingo by dingodb.
the class DefaultDingoRowStore method internalPut.
private FutureGroup<Boolean> internalPut(final List<KVEntry> entries, final int retriesLeft, final Throwable lastCause) {
final Map<Region, List<KVEntry>> regionMap = this.pdClient.findRegionsByKvEntries(entries, ApiExceptionHelper.isInvalidEpoch(lastCause));
final List<CompletableFuture<Boolean>> futures = Lists.newArrayListWithCapacity(regionMap.size());
final Errors lastError = lastCause == null ? null : Errors.forException(lastCause);
for (final Map.Entry<Region, List<KVEntry>> entry : regionMap.entrySet()) {
final Region region = entry.getKey();
final List<KVEntry> subEntries = entry.getValue();
final RetryCallable<Boolean> retryCallable = retryCause -> internalPut(subEntries, retriesLeft - 1, retryCause);
final BoolFailoverFuture future = new BoolFailoverFuture(retriesLeft, retryCallable);
internalRegionPut(region, subEntries, future, retriesLeft, lastError);
futures.add(future);
}
return new FutureGroup<>(futures);
}
Aggregations