mirror of https://github.com/hyperledger/besu
[NC-1384] Disable mining while catching up to chain head (#125)
Adrian Sutton
6 years ago
committed by
GitHub
parent
ba18fcf163
commit
d2583e3ef2
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apply plugin: 'java-library' |
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jar { |
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baseName 'pantheon-blockcreation' |
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manifest { |
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attributes('Implementation-Title': baseName, |
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'Implementation-Version': project.version) |
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} |
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} |
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dependencies { |
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implementation project(':ethereum:core') |
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implementation project(':ethereum:eth') |
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implementation project(':util') |
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implementation project(':crypto') |
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implementation project(':services:kvstore') |
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implementation 'io.vertx:vertx-core' |
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implementation 'com.google.guava:guava' |
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testImplementation 'junit:junit' |
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testImplementation 'org.assertj:assertj-core' |
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testImplementation 'org.awaitility:awaitility' |
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testImplementation 'org.mockito:mockito-core' |
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testImplementation project(path: ':ethereum:core', configuration: 'testSupportArtifacts') |
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testImplementation project(path: ':ethereum:core', configuration: 'testArtifacts') |
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} |
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/* |
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* Copyright 2018 ConsenSys AG. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on |
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* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the |
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* specific language governing permissions and limitations under the License. |
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*/ |
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package tech.pegasys.pantheon.ethereum.blockcreation; |
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import static org.mockito.ArgumentMatchers.any; |
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import static org.mockito.Mockito.mock; |
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import static org.mockito.Mockito.times; |
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import static org.mockito.Mockito.verify; |
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import static org.mockito.Mockito.verifyNoMoreInteractions; |
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import static org.mockito.Mockito.verifyZeroInteractions; |
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import static org.mockito.Mockito.when; |
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import tech.pegasys.pantheon.ethereum.chain.BlockAddedEvent; |
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import tech.pegasys.pantheon.ethereum.chain.Blockchain; |
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import tech.pegasys.pantheon.ethereum.core.Block; |
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import tech.pegasys.pantheon.ethereum.core.BlockBody; |
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import tech.pegasys.pantheon.ethereum.core.BlockHeaderTestFixture; |
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import tech.pegasys.pantheon.ethereum.eth.sync.state.SyncState; |
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import java.util.Collections; |
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import org.junit.Before; |
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import org.junit.Test; |
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public class AbstractMiningCoordinatorTest { |
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private static final Block BLOCK = |
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new Block( |
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new BlockHeaderTestFixture().buildHeader(), |
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new BlockBody(Collections.emptyList(), Collections.emptyList())); |
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private final Blockchain blockchain = mock(Blockchain.class); |
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private final EthHashMinerExecutor minerExecutor = mock(EthHashMinerExecutor.class); |
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private final SyncState syncState = mock(SyncState.class); |
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private final EthHashBlockMiner blockMiner = mock(EthHashBlockMiner.class); |
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private final TestMiningCoordinator miningCoordinator = |
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new TestMiningCoordinator(blockchain, minerExecutor, syncState); |
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@Before |
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public void setUp() { |
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when(minerExecutor.startAsyncMining(any(), any())).thenReturn(blockMiner); |
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} |
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@Test |
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public void shouldNotStartMiningWhenEnabledAndOutOfSync() { |
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when(syncState.isInSync()).thenReturn(false); |
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miningCoordinator.enable(); |
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verifyZeroInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldStartMiningWhenEnabledAndInSync() { |
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when(syncState.isInSync()).thenReturn(true); |
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miningCoordinator.enable(); |
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verify(minerExecutor).startAsyncMining(any(), any()); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldStartMiningWhenEnabledAndBecomeInSync() { |
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when(syncState.isInSync()).thenReturn(false); |
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miningCoordinator.enable(); |
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miningCoordinator.inSyncChanged(true); |
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verify(minerExecutor).startAsyncMining(any(), any()); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldHaltMiningWhenBecomingOutOfSync() { |
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when(syncState.isInSync()).thenReturn(true); |
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miningCoordinator.enable(); |
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verify(minerExecutor).startAsyncMining(any(), any()); |
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miningCoordinator.inSyncChanged(false); |
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verify(blockMiner).cancel(); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldNotStartWhenBlockAddedAndOutOfSync() { |
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when(syncState.isInSync()).thenReturn(false); |
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miningCoordinator.enable(); |
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miningCoordinator.onBlockAdded(BlockAddedEvent.createForHeadAdvancement(BLOCK), blockchain); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldRestartMiningWhenBlockAddedAndInSync() { |
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when(syncState.isInSync()).thenReturn(true); |
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miningCoordinator.enable(); |
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miningCoordinator.onBlockAdded(BlockAddedEvent.createForHeadAdvancement(BLOCK), blockchain); |
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verify(blockMiner).cancel(); |
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verify(minerExecutor, times(2)).startAsyncMining(any(), any()); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldNotStartMiningWhenBecomingInSyncIfMinerNotEnabled() { |
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when(syncState.isInSync()).thenReturn(true); |
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miningCoordinator.inSyncChanged(true); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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@Test |
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public void shouldNotStartMiningWhenBlockAddedAndInSyncIfMinerNotEnabled() { |
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when(syncState.isInSync()).thenReturn(true); |
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miningCoordinator.onBlockAdded(BlockAddedEvent.createForHeadAdvancement(BLOCK), blockchain); |
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verifyNoMoreInteractions(minerExecutor, blockMiner); |
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} |
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public static class TestMiningCoordinator |
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extends AbstractMiningCoordinator<Void, EthHashBlockMiner> { |
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public TestMiningCoordinator( |
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final Blockchain blockchain, |
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final AbstractMinerExecutor<Void, EthHashBlockMiner> executor, |
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final SyncState syncState) { |
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super(blockchain, executor, syncState); |
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} |
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} |
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} |
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@ -0,0 +1,19 @@ |
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/* |
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* Copyright 2018 ConsenSys AG. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on |
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* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the |
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* specific language governing permissions and limitations under the License. |
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*/ |
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package tech.pegasys.pantheon.ethereum.chain; |
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import tech.pegasys.pantheon.ethereum.core.Block; |
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public interface MinedBlockObserver { |
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void blockMined(Block block); |
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} |
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/* |
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* Copyright 2018 ConsenSys AG. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on |
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* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the |
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* specific language governing permissions and limitations under the License. |
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*/ |
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package tech.pegasys.pantheon.ethereum.eth.sync.state; |
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import static org.assertj.core.api.Assertions.assertThat; |
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import static org.mockito.Mockito.mock; |
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import static org.mockito.Mockito.verify; |
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import static org.mockito.Mockito.verifyNoMoreInteractions; |
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import static org.mockito.Mockito.when; |
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import tech.pegasys.pantheon.ethereum.chain.BlockAddedEvent; |
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import tech.pegasys.pantheon.ethereum.chain.BlockAddedObserver; |
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import tech.pegasys.pantheon.ethereum.chain.Blockchain; |
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import tech.pegasys.pantheon.ethereum.core.Block; |
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import tech.pegasys.pantheon.ethereum.core.BlockBody; |
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import tech.pegasys.pantheon.ethereum.core.BlockHeader; |
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import tech.pegasys.pantheon.ethereum.core.BlockHeaderTestFixture; |
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import tech.pegasys.pantheon.ethereum.eth.manager.ChainState; |
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import tech.pegasys.pantheon.ethereum.eth.manager.EthPeer; |
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import tech.pegasys.pantheon.ethereum.eth.manager.EthPeers; |
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import java.util.Collections; |
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import org.junit.Before; |
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import org.junit.Test; |
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import org.mockito.ArgumentCaptor; |
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public class SyncStateTest { |
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private static final long OUR_CHAIN_HEAD_NUMBER = 500; |
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private static final long TARGET_SYNC_NUMBER = OUR_CHAIN_HEAD_NUMBER + 100; |
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private final Blockchain blockchain = mock(Blockchain.class); |
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private final EthPeers ethPeers = mock(EthPeers.class); |
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private final SyncState.InSyncListener inSyncListener = mock(SyncState.InSyncListener.class); |
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private final EthPeer peer = mock(EthPeer.class); |
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private final ChainState peerChainHead = new ChainState(); |
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private SyncState syncState; |
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private BlockAddedObserver blockAddedObserver; |
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@Before |
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public void setUp() { |
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final ArgumentCaptor<BlockAddedObserver> captor = |
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ArgumentCaptor.forClass(BlockAddedObserver.class); |
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when(blockchain.observeBlockAdded(captor.capture())).thenReturn(1L); |
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when(peer.chainState()).thenReturn(peerChainHead); |
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when(blockchain.getChainHeadBlockNumber()).thenReturn(OUR_CHAIN_HEAD_NUMBER); |
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syncState = new SyncState(blockchain, ethPeers); |
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blockAddedObserver = captor.getValue(); |
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syncState.addInSyncListener(inSyncListener); |
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} |
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@Test |
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public void shouldBeInSyncWhenNoSyncTargetHasBeenSet() { |
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assertThat(syncState.isInSync()).isTrue(); |
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} |
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@Test |
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public void shouldSwitchToNotInSyncWhenSyncTargetWithBetterChainSet() { |
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final BlockHeader bestBlockHeader = targetBlockHeader(); |
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peerChainHead.update(bestBlockHeader); |
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syncState.setSyncTarget(peer, bestBlockHeader); |
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assertThat(syncState.isInSync()).isFalse(); |
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verify(inSyncListener).onSyncStatusChanged(false); |
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verifyNoMoreInteractions(inSyncListener); |
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} |
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@Test |
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public void shouldSwitchToInSyncWhenSyncTargetCleared() { |
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setupOutOfSyncState(); |
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syncState.clearSyncTarget(); |
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verify(inSyncListener).onSyncStatusChanged(true); |
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verifyNoMoreInteractions(inSyncListener); |
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} |
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@Test |
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public void shouldBecomeInSyncWhenOurBlockchainCatchesUp() { |
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setupOutOfSyncState(); |
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when(blockchain.getChainHeadBlockNumber()).thenReturn(TARGET_SYNC_NUMBER); |
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blockAddedObserver.onBlockAdded( |
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BlockAddedEvent.createForHeadAdvancement( |
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new Block( |
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targetBlockHeader(), |
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new BlockBody(Collections.emptyList(), Collections.emptyList()))), |
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blockchain); |
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assertThat(syncState.isInSync()).isTrue(); |
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verify(inSyncListener).onSyncStatusChanged(true); |
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} |
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private void setupOutOfSyncState() { |
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final BlockHeader bestBlockHeader = targetBlockHeader(); |
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peerChainHead.update(bestBlockHeader); |
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syncState.setSyncTarget(peer, bestBlockHeader); |
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assertThat(syncState.isInSync()).isFalse(); |
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verify(inSyncListener).onSyncStatusChanged(false); |
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} |
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private BlockHeader targetBlockHeader() { |
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return new BlockHeaderTestFixture().number(TARGET_SYNC_NUMBER).buildHeader(); |
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} |
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} |
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