/
DataIntegrityCheckTest.java
1545 lines (1337 loc) · 75.7 KB
/
DataIntegrityCheckTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.bookkeeper.bookie.datainteg;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.isIn;
import static org.hamcrest.Matchers.not;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.anyInt;
import static org.mockito.Mockito.anyLong;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import io.netty.buffer.ByteBuf;
import io.reactivex.rxjava3.core.Single;
import io.reactivex.rxjava3.exceptions.CompositeException;
import io.reactivex.rxjava3.observers.TestObserver;
import io.reactivex.rxjava3.schedulers.Schedulers;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import java.util.stream.LongStream;
import org.apache.bookkeeper.bookie.BookieException;
import org.apache.bookkeeper.bookie.BookieImpl;
import org.apache.bookkeeper.bookie.LedgerStorage.StorageState;
import org.apache.bookkeeper.bookie.MockLedgerStorage;
import org.apache.bookkeeper.client.BKException;
import org.apache.bookkeeper.client.BookKeeperAdmin;
import org.apache.bookkeeper.client.LedgerMetadataBuilder;
import org.apache.bookkeeper.client.api.DigestType;
import org.apache.bookkeeper.client.api.LedgerMetadata;
import org.apache.bookkeeper.common.concurrent.FutureUtils;
import org.apache.bookkeeper.common.util.MockTicker;
import org.apache.bookkeeper.common.util.OrderedExecutor;
import org.apache.bookkeeper.conf.ServerConfiguration;
import org.apache.bookkeeper.meta.MockLedgerManager;
import org.apache.bookkeeper.net.BookieId;
import org.apache.bookkeeper.proto.MockBookieClient;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
/**
* Test of DataIntegrityCheckImpl.
*/
@SuppressWarnings("deprecation")
public class DataIntegrityCheckTest {
private static final byte[] PASSWD = new byte[0];
private final BookieId bookie1 = BookieId.parse("bookie1:3181");
private final BookieId bookie2 = BookieId.parse("bookie2:3181");
private final BookieId bookie3 = BookieId.parse("bookie3:3181");
private final BookieId bookie4 = BookieId.parse("bookie4:3181");
private final BookieId bookie5 = BookieId.parse("bookie5:3181");
private OrderedExecutor executor = null;
@Before
public void setup() throws Exception {
executor = OrderedExecutor.newBuilder().numThreads(1).name("test").build();
}
@After
public void teardown() throws Exception {
if (executor != null) {
executor.shutdownNow();
}
}
private static ServerConfiguration serverConf() {
ServerConfiguration conf = new ServerConfiguration();
conf.setAdvertisedAddress("foobar");
return conf;
}
private LedgerMetadataBuilder newMetadataWithEnsemble(
long ledgerId,
BookieId... bookies) {
return LedgerMetadataBuilder.create()
.withId(ledgerId)
.withPassword(new byte[0])
.withDigestType(DigestType.CRC32C)
.withEnsembleSize(bookies.length)
.withWriteQuorumSize(bookies.length)
.withAckQuorumSize(bookies.length)
.newEnsembleEntry(0, Lists.newArrayList(bookies));
}
private LedgerMetadataBuilder newClosedMetadataWithEnsemble(long ledgerId,
long numEntries,
BookieId... bookies) {
return LedgerMetadataBuilder.create()
.withId(ledgerId)
.withPassword(new byte[0])
.withDigestType(DigestType.CRC32C)
.withEnsembleSize(bookies.length)
.withWriteQuorumSize(bookies.length)
.withAckQuorumSize(bookies.length)
.newEnsembleEntry(0, Lists.newArrayList(bookies))
.withLastEntryId(numEntries - 1)
.withLength(128 * numEntries)
.withClosedState();
}
@Test
public void testPrebootBookieIdInOpenSegmentMarkedInLimbo() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
lm.createLedgerMetadata(0xbeefL, newMetadataWithEnsemble(0xbeefL, bookieId).build()).get();
MockLedgerStorage storage = new MockLedgerStorage();
assertThat(storage.ledgerExists(0xbeefL), is(false));
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(BookieImpl.getBookieId(conf), lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io());
impl.runPreBootCheck("test").get();
assertThat(storage.hasLimboState(0xbeefL), is(true));
assertThat(storage.isFenced(0xbeefL), is(true));
}
@Test
public void testPrebootFencedMarkedInLimbo() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
lm.createLedgerMetadata(0xbeefL,
newMetadataWithEnsemble(0xbeefL,
BookieImpl.getBookieId(conf)).withInRecoveryState().build()).get();
MockLedgerStorage storage = new MockLedgerStorage();
assertThat(storage.ledgerExists(0xbeefL), is(false));
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io());
impl.runPreBootCheck("test").get();
assertThat(storage.hasLimboState(0xbeefL), is(true));
assertThat(storage.isFenced(0xbeefL), is(true));
}
@Test
public void testPrebootClosedNotMarkedInLimbo() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
lm.createLedgerMetadata(0xbeefL,
newMetadataWithEnsemble(0xbeefL, BookieImpl.getBookieId(conf)).withClosedState()
.withLength(100).withLastEntryId(1).build()).get();
MockLedgerStorage storage = new MockLedgerStorage();
assertThat(storage.ledgerExists(0xbeefL), is(false));
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io());
impl.runPreBootCheck("test").get();
assertThat(storage.hasLimboState(0xbeefL), is(false));
assertThat(storage.isFenced(0xbeefL), is(false));
}
@Test
public void testPrebootFlushCalled() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
lm.createLedgerMetadata(0xbeefL, newMetadataWithEnsemble(
0xbeefL, BookieImpl.getBookieId(conf)).build()).get();
MockLedgerStorage storage = spy(new MockLedgerStorage());
assertThat(storage.ledgerExists(0xbeefL), is(false));
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io());
verify(storage, times(0)).flush();
impl.runPreBootCheck("test").get();
verify(storage, times(1)).flush();
assertThat(storage.hasLimboState(0xbeefL), is(true));
assertThat(storage.isFenced(0xbeefL), is(true));
}
@Test(expected = ExecutionException.class)
public void testFailureInPrebootMarkFailsAll() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
lm.createLedgerMetadata(0xbeedL, newMetadataWithEnsemble(0xbeedL, bookieId).build()).get();
lm.createLedgerMetadata(0xbeefL, newMetadataWithEnsemble(0xbeefL, bookieId).build()).get();
lm.createLedgerMetadata(0xbee0L, newMetadataWithEnsemble(0xbee0L, bookieId).build()).get();
MockLedgerStorage storage = new MockLedgerStorage() {
@Override
public void setLimboState(long ledgerId) throws IOException {
if (ledgerId == 0xbeefL) {
throw new IOException("boom!");
} else {
super.setLimboState(ledgerId);
}
}
};
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io());
impl.runPreBootCheck("test").get();
}
@Test
public void testRecoverLimboOpensAndClears() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
MockLedgerStorage storage = spy(new MockLedgerStorage());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
};
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
ledgers.put(0xf00L, newMetadataWithEnsemble(0xf00L, bookieId, bookie1).build());
storage.setMasterKey(0xf00L, PASSWD);
storage.setLimboState(0xf00L);
ledgers.put(0xdeadL, newMetadataWithEnsemble(0xdeadL, bookieId, bookie1).build());
storage.setMasterKey(0xdeadL, PASSWD);
storage.setLimboState(0xdeadL);
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(
ledgers, "test").get();
assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(2L));
verify(storage, times(1)).clearLimboState(0xf00L);
verify(storage, times(1)).clearLimboState(0xdeadL);
}
@Test
public void testRecoverLimboErrorOnOpenOnlyAffectsThatOne() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
MockLedgerStorage storage = spy(new MockLedgerStorage());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
if (ledgerId == 0xf00L) {
return Single.error(new BKException.BKReadException());
} else {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, 0, bookieId, bookie1).build());
}
}
};
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
ledgers.put(0xf00L, newMetadataWithEnsemble(0xf00L, bookieId, bookie1).build());
storage.setMasterKey(0xf00L, PASSWD);
storage.setLimboState(0xf00L);
ledgers.put(0xdeadL, newMetadataWithEnsemble(0xdeadL, bookieId, bookie1).build());
storage.setMasterKey(0xdeadL, PASSWD);
storage.setLimboState(0xdeadL);
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(ledgers, "test").get();
assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(1L));
assertThat(results.stream().filter(r -> r.isOK()).map(r -> r.getLedgerId()).findFirst().get(),
equalTo(0xdeadL));
assertThat(results.stream().filter(r -> r.isError()).count(), equalTo(1L));
assertThat(results.stream().filter(r -> r.isError()).map(r -> r.getLedgerId()).findFirst().get(),
equalTo(0xf00L));
verify(storage, times(0)).clearLimboState(0xf00L);
verify(storage, times(1)).clearLimboState(0xdeadL);
}
@Test
public void testRecoverLimboNoSuchLedger() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
MockLedgerStorage storage = spy(new MockLedgerStorage());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
if (ledgerId == 0xdeadL) {
return Single.error(
new BKException.BKNoSuchLedgerExistsOnMetadataServerException());
} else {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
}
};
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
ledgers.put(0xf00L, newMetadataWithEnsemble(0xf00L, bookieId, bookie1).build());
storage.setMasterKey(0xf00L, PASSWD);
storage.setLimboState(0xf00L);
ledgers.put(0xdeadL, newMetadataWithEnsemble(0xdeadL, bookieId, bookie1).build());
storage.setMasterKey(0xdeadL, PASSWD);
storage.setLimboState(0xdeadL);
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(ledgers, "test").get();
assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(1L));
assertThat(results.stream().filter(r -> r.isOK()).map(r -> r.getLedgerId()).findFirst().get(),
equalTo(0xf00L));
assertThat(results.stream().filter(r -> r.isMissing()).count(), equalTo(1L));
assertThat(results.stream().filter(r -> r.isMissing()).map(r -> r.getLedgerId()).findFirst().get(),
equalTo(0xdeadL));
verify(storage, times(1)).clearLimboState(0xf00L);
verify(storage, times(0)).clearLimboState(0xdeadL);
}
@Test
public void testRecoverLimboClearStateFailure() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
MockLedgerStorage storage = spy(new MockLedgerStorage() {
@Override
public void clearLimboState(long ledgerId) throws IOException {
if (ledgerId == 0xf00L) {
throw new IOException("foobar");
}
}
});
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
};
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
ledgers.put(0xf00L, newMetadataWithEnsemble(0xf00L, bookieId, bookie1).build());
storage.setMasterKey(0xf00L, PASSWD);
storage.setLimboState(0xf00L);
ledgers.put(0xdeadL, newMetadataWithEnsemble(0xdeadL, bookieId, bookie1).build());
storage.setMasterKey(0xdeadL, PASSWD);
storage.setLimboState(0xdeadL);
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(ledgers, "test").get();
verify(storage, times(0)).flush();
}
// TODO: what is this test?
// @Test
// public void testRecoverLimboFlushFailure() throws Exception {
// MockLedgerManager lm = new MockLedgerManager();
// ServerConfiguration conf = serverConf();
// BookieId bookieId = BookieImpl.getBookieId(conf);
// MockLedgerStorage storage = spy(new MockLedgerStorage() {
// @Override
// public void flush() throws IOException {
// throw new IOException("foobar");
// }
// });
// DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
// mock(EntryCopier.class),
// mock(BookKeeperAdmin.class),
// Schedulers.io()) {
// @Override
// CompletableFuture<Long> recoverLedgerIgnoreMissing(long ledgerId) {
// return CompletableFuture.completedFuture(ledgerId);
// }
// };
// Set<Long> ledgers = Sets.newHashSet(0xf00L, 0xdeadL);
//
// try {
// impl.recoverLedgersInLimbo(ledgers).get();
// Assert.fail("Shouldn't continue on an IOException");
// } catch (ExecutionException ee) {
// assertThat(ee.getCause(), instanceOf(IOException.class));
// }
// assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(1L));
// assertThat(results.stream().filter(r -> r.isOK()).map(r -> r.getLedgerId()).findFirst().get(),
// equalTo(0xdeadL));
// assertThat(results.stream().filter(r -> r.isError()).count(), equalTo(1L));
// assertThat(results.stream().filter(r -> r.isError()).map(r -> r.getLedgerId()).findFirst().get(),
// equalTo(0xf00L));
//
// verify(storage, times(1)).clearLimboState(0xf00L);
// verify(storage, times(1)).clearLimboState(0xdeadL);
// }
@Test
public void testRecoverLimboManyLedgers() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
List<Long> cleared = new ArrayList<>();
MockLedgerStorage storage = spy(new MockLedgerStorage() {
@Override
public void clearLimboState(long ledgerId) {
// not using spy for this because it takes 10ms per ledger to verify
cleared.add(ledgerId);
}
});
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
};
final long numLedgers = 10000;
long first = 1;
long last = first + numLedgers;
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
for (long i = first; i < last; i++) {
LedgerMetadata metadata = newMetadataWithEnsemble(i, bookieId, bookie1).build();
ledgers.put(i, metadata);
storage.setMasterKey(i, metadata.getPassword());
storage.setLimboState(i);
}
assertThat(ledgers.size(), equalTo((int) numLedgers));
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(ledgers, "test").get();
assertThat(results.size(), equalTo((int) numLedgers));
assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(numLedgers));
for (DataIntegrityCheckImpl.LedgerResult r : results) {
assertThat(r.isOK(), equalTo(true));
ledgers.remove(r.getLedgerId());
}
assertThat(ledgers.isEmpty(), equalTo(true));
Set<Long> clearedSet = Sets.newHashSet(cleared);
assertThat(clearedSet.size(), equalTo(cleared.size()));
for (long l : LongStream.range(first, last).toArray()) {
assertThat(l, isIn(clearedSet));
}
verify(storage, times(10000)).clearLimboState(anyLong());
}
@Test
public void testRecoverLimboManyLedgersErrorOnFirst() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
List<Long> cleared = new ArrayList<>();
MockLedgerStorage storage = spy(new MockLedgerStorage() {
@Override
public void clearLimboState(long ledgerId) {
// not using spy for this because it takes 10ms per ledger to verify
cleared.add(ledgerId);
}
});
final long numLedgers = 100;
long first = 1;
long last = first + numLedgers;
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
if (ledgerId == first) {
return Single.error(
new BKException.BKBookieHandleNotAvailableException());
} else {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
}
};
Map<Long, LedgerMetadata> ledgers = new HashMap<>();
for (long i = first; i < last; i++) {
LedgerMetadata metadata = newMetadataWithEnsemble(i, bookieId, bookie1).build();
ledgers.put(i, metadata);
storage.setMasterKey(i, metadata.getPassword());
storage.setLimboState(i);
}
assertThat(ledgers.size(), equalTo((int) numLedgers));
Set<DataIntegrityCheckImpl.LedgerResult> results = impl.checkAndRecoverLedgers(ledgers, "test").get();
assertThat(results.size(), equalTo((int) numLedgers));
assertThat(results.stream().filter(r -> r.isOK()).count(), equalTo(numLedgers - 1));
assertThat(results.stream().filter(r -> r.isError()).count(), equalTo(1L));
assertThat(results.stream().filter(r -> r.isError()).map(r -> r.getLedgerId()).findFirst().get(),
equalTo(first));
Set<Long> clearedSet = Sets.newHashSet(cleared);
assertThat(clearedSet.size(), equalTo(cleared.size()));
for (long l : LongStream.range(first, last).toArray()) {
if (l == first) {
assertThat(l, not(isIn(clearedSet)));
} else {
assertThat(l, isIn(clearedSet));
}
}
verify(storage, times((int) numLedgers - 1)).clearLimboState(anyLong());
}
@Test
public void testRecoverLimboNoLedgers() throws Exception {
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
BookieId bookieId = BookieImpl.getBookieId(conf);
List<Long> cleared = new ArrayList<>();
MockLedgerStorage storage = spy(new MockLedgerStorage());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookieId, lm, storage,
mock(EntryCopier.class),
mock(BookKeeperAdmin.class),
Schedulers.io()) {
@Override
Single<LedgerMetadata> recoverLedger(long ledgerId, String runId) {
return Single.just(newClosedMetadataWithEnsemble(ledgerId, -1, bookieId, bookie1).build());
}
};
ImmutableMap<Long, LedgerMetadata> ledgers = ImmutableMap.of();
Set<DataIntegrityCheckImpl.LedgerResult> resolved =
impl.checkAndRecoverLedgers(ledgers, "test").get(10, TimeUnit.SECONDS);
assertThat(resolved.isEmpty(), equalTo(true));
verify(storage, times(0)).clearLimboState(anyLong());
}
@Test
public void testRecoverSingleLedgerEntriesOnLedgerIDontHave() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie3, bookie2).build();
bookieClient.getMockBookies().seedLedger(id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
assertThat(storage.ledgerExists(id1), equalTo(true)); // because we passed it in
for (long i = 0; i <= metadata1.getLastEntryId(); i++) {
assertThat(storage.entryExists(id1, i), equalTo(false));
}
}
@Test
public void testRecoverSingleLedgerNotClosedOneEnsemble() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newMetadataWithEnsemble(id1, bookie1, bookie2).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
LedgerMetadata md1 = newMetadataWithEnsemble(id1, bookie1).build();
assertThat(storage.ledgerExists(id1), equalTo(false));
}
@Test
public void testRecoverSingleLedgerNoClosedMultiEnsembleBookieInClosed() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newMetadataWithEnsemble(id1, bookie1, bookie2)
.newEnsembleEntry(10L, Lists.newArrayList(bookie3, bookie2)).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
assertThat(storage.ledgerExists(id1), equalTo(true));
for (long e = 0; e < 10; e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
assertThat(storage.entryExists(id1, 10), equalTo(false));
}
@Test
public void testRecoverSingleLedgerNotClosedMultiEnsembleBookieInFinal() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newMetadataWithEnsemble(id1, bookie3, bookie2)
.newEnsembleEntry(10L, Lists.newArrayList(bookie1, bookie2)).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
assertThat(storage.ledgerExists(id1), equalTo(true));
}
@Test
public void testRecoverSingleLedgerLargeEnsembleStriped() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie4, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie4, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = LedgerMetadataBuilder.create()
.withId(id1)
.withPassword(new byte[0])
.withDigestType(DigestType.CRC32C)
.withEnsembleSize(5)
.withWriteQuorumSize(2)
.withAckQuorumSize(2)
.newEnsembleEntry(0, Lists.newArrayList(bookie1, bookie2, bookie3, bookie4, bookie5))
.withClosedState().withLastEntryId(10).withLength(1000)
.build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie1, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie5, id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
assertThat(storage.ledgerExists(id1), equalTo(true));
assertThat(storage.entryExists(id1, 0), equalTo(false));
assertThat(storage.entryExists(id1, 1), equalTo(false));
assertThat(storage.entryExists(id1, 2), equalTo(true));
assertThat(storage.entryExists(id1, 3), equalTo(true));
assertThat(storage.entryExists(id1, 4), equalTo(false));
assertThat(storage.entryExists(id1, 5), equalTo(false));
assertThat(storage.entryExists(id1, 6), equalTo(false));
assertThat(storage.entryExists(id1, 7), equalTo(true));
assertThat(storage.entryExists(id1, 8), equalTo(true));
assertThat(storage.entryExists(id1, 9), equalTo(false));
assertThat(storage.entryExists(id1, 10), equalTo(false));
}
@Test
public void testRecoverSingleLedgerEntriesOnlyEntriesNeeded() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie3, bookie2)
.newEnsembleEntry(10, Lists.newArrayList(bookie1, bookie2))
.newEnsembleEntry(100, Lists.newArrayList(bookie3, bookie2)).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id1, metadata1);
assertThat(storage.ledgerExists(id1), equalTo(false));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
assertThat(storage.ledgerExists(id1), equalTo(true));
assertThat(storage.entryExists(id1, 9), equalTo(false));
for (long e = 10; e < 100; e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
assertThat(storage.entryExists(id1, 100), equalTo(false));
}
@Test
public void testRecoverSingleLedgerEntriesOnlyEntriesNeededEverySecond() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie1, bookie2).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
long added = 0;
storage.setMasterKey(id1, PASSWD);
for (long e = 0; e <= metadata1.getLastEntryId(); e++) {
if (e % 2 == 0) {
storage.addEntry(bookieClient.getMockBookies().generateEntry(id1, e, e - 1));
added++;
}
}
assertThat(storage.ledgerExists(id1), equalTo(true));
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertNoErrors();
for (long e = 0; e <= metadata1.getLastEntryId(); e++) {
if (e % 2 == 0) {
verify(bookieClient, times(0)).readEntry(any(), eq(id1), eq(e),
any(), any(), anyInt());
}
if (e % 2 == 1) {
verify(bookieClient, times(1)).readEntry(any(), eq(id1), eq(e),
any(), any(), anyInt());
}
assertThat(storage.entryExists(id1, e), equalTo(true));
}
}
@Test
public void testRecoverSingleLedgerErrorAtStart() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie1, bookie2).build();
// only seed for ledger1 & ledger3
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.setPreReadHook((bookie, ledger, entry) -> {
if (entry == 0L) {
return FutureUtils.exception(new BKException.BKReadException());
} else {
return CompletableFuture.completedFuture(null);
}
});
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertError((t) -> {
return t instanceof BKException.BKReadException;
});
assertThat(storage.entryExists(id1, 0), equalTo(false));
for (long e = 1; e <= metadata1.getLastEntryId(); e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
}
@Test
public void testRecoverSingleLedgerErrorEverySecond() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie1, bookie2).build();
// only seed for ledger1 & ledger3
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.setPreReadHook((bookie, ledger, entry) -> {
if (entry % 2 == 0) {
return FutureUtils.exception(new BKException.BKReadException());
} else {
return CompletableFuture.completedFuture(null);
}
});
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertError((t) -> {
if (t instanceof CompositeException) {
CompositeException e = (CompositeException) t;
for (Throwable t2 : e.getExceptions()) {
if (!(t2 instanceof BKException.BKReadException)) {
return false;
}
}
return e.getExceptions().size() == 500;
} else {
return false;
}
});
for (long e = 0; e <= metadata1.getLastEntryId(); e++) {
if (e % 2 == 0) {
assertThat(storage.entryExists(id1, e), equalTo(false));
} else {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
}
}
@Test
public void testRecoverSingleLedgerErrorOneOnStore() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage() {
@Override
public long addEntry(ByteBuf entry) throws IOException, BookieException {
long entryId = extractEntryId(entry);
if (entryId > 10 && entryId <= 100) {
throw new IOException("Don't feel like storing these");
}
return super.addEntry(entry);
}
});
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie1, bookie2).build();
// only seed for ledger1 & ledger3
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
TestObserver<Long> observer = TestObserver.create();
impl.checkAndRecoverLedgerEntries(id1, metadata1, "test").subscribe(observer);
observer.await().assertError((t) -> {
if (t instanceof CompositeException) {
CompositeException e = (CompositeException) t;
for (Throwable t2 : e.getExceptions()) {
boolean failStore = t2 instanceof IOException;
if (!failStore) {
return false;
}
}
return e.getExceptions().size() == 90;
} else {
return false;
}
});
for (long e = 0; e <= 10; e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
for (long e = 11; e <= 100; e++) {
assertThat(storage.entryExists(id1, e), equalTo(false));
}
for (long e = 101; e <= metadata1.getLastEntryId(); e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
}
}
@Test
public void testRecoverMultiLedgers() throws Exception {
MockBookieClient bookieClient = spy(new MockBookieClient(executor));
MockLedgerManager lm = new MockLedgerManager();
ServerConfiguration conf = serverConf();
MockLedgerStorage storage = spy(new MockLedgerStorage());
EntryCopier copier = new EntryCopierImpl(bookie1, bookieClient, storage, new MockTicker());
DataIntegrityCheckImpl impl = new DataIntegrityCheckImpl(bookie1, lm, storage,
copier,
mock(BookKeeperAdmin.class),
Schedulers.io());
long id1 = 0xdeadL;
long id2 = 0xbedeL;
long id3 = 0xbebeL;
LedgerMetadata metadata1 = newClosedMetadataWithEnsemble(id1, 1000, bookie1, bookie2).build();
LedgerMetadata metadata2 = newClosedMetadataWithEnsemble(id2, 1000, bookie1, bookie3).build();
LedgerMetadata metadata3 = newClosedMetadataWithEnsemble(id3, 1000, bookie1, bookie3).build();
bookieClient.getMockBookies().seedLedgerForBookie(bookie2, id1, metadata1);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id2, metadata2);
bookieClient.getMockBookies().seedLedgerForBookie(bookie3, id3, metadata3);
assertThat(storage.ledgerExists(id1), equalTo(false));
assertThat(storage.ledgerExists(id2), equalTo(false));
assertThat(storage.ledgerExists(id3), equalTo(false));
Map<Long, LedgerMetadata> ledgers = ImmutableMap.of(
id1, metadata1, id2, metadata2, id3, metadata3);
Set<DataIntegrityCheckImpl.LedgerResult> resolved =
impl.checkAndRecoverLedgers(ledgers, "test").get(10, TimeUnit.SECONDS);
assertThat(resolved.stream().filter(r -> r.isOK()).count(), equalTo(3L));
assertThat(resolved.stream().filter(r -> r.isOK()).map(r -> r.getLedgerId())
.collect(Collectors.toSet()), containsInAnyOrder(id1, id2, id3));
for (long e = 0; e <= metadata1.getLastEntryId(); e++) {
assertThat(storage.entryExists(id1, e), equalTo(true));
assertThat(storage.entryExists(id2, e), equalTo(true));