mirror of https://github.com/hyperledger/besu
PIE-1858: Infrastructure for exposing PoA metrics for plugins. (#37)
[PIE-1858] Added functionality to register custom metrics categories and exposed some PoA data for metrics. Signed-off-by: Mark Terry <mark.terry@consensys.net>pull/66/head
mark-terry
5 years ago
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GitHub
parent
f68a1cdb81
commit
e1e720d905
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/* |
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* Copyright 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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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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package org.hyperledger.besu.consensus.common; |
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public interface PoAContext { |
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BlockInterface getBlockInterface(); |
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} |
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/* |
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* Copyright 2019 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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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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package org.hyperledger.besu.consensus.common; |
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import org.hyperledger.besu.ethereum.chain.Blockchain; |
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import org.hyperledger.besu.plugin.data.Address; |
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import org.hyperledger.besu.plugin.data.BlockHeader; |
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import org.hyperledger.besu.plugin.services.metrics.PoAMetricsService; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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public class PoAMetricServiceImpl implements PoAMetricsService { |
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private final BlockInterface blockInterface; |
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private final Blockchain blockchain; |
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public PoAMetricServiceImpl(final BlockInterface blockInterface, final Blockchain blockchain) { |
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this.blockInterface = blockInterface; |
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this.blockchain = blockchain; |
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} |
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@Override |
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public Collection<Address> getValidatorsForLatestBlock() { |
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return new ArrayList<>(blockInterface.validatorsInBlock(blockchain.getChainHeadHeader())); |
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} |
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@Override |
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public Address getProposerOfBlock(final BlockHeader header) { |
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return this.blockInterface.getProposerOfBlock(header); |
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} |
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} |
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/* |
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* Copyright 2019 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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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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package org.hyperledger.besu.metrics; |
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import org.hyperledger.besu.plugin.services.metrics.MetricCategory; |
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import org.hyperledger.besu.plugin.services.metrics.MetricCategoryRegistry; |
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import java.util.ArrayList; |
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import java.util.List; |
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public class MetricCategoryRegistryImpl implements MetricCategoryRegistry { |
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private final List<MetricCategory> metricCategories = new ArrayList<>(); |
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public List<MetricCategory> getMetricCategories() { |
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return metricCategories; |
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} |
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@Override |
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public void addMetricCategory(final MetricCategory newMetricCategory) { |
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metricCategories.add(newMetricCategory); |
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} |
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} |
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/* |
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* Copyright 2019 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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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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package org.hyperledger.besu.plugin.services.metrics; |
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import org.hyperledger.besu.plugin.data.Address; |
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import org.hyperledger.besu.plugin.data.BlockHeader; |
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import java.util.Collection; |
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/** |
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* Provides relevant data for producing metrics on the status of a Proof of Authority (PoA) node. |
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*/ |
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public interface PoAMetricsService { |
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/** |
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* Retrieves the validators who have signed the latest block from the canonical chain. |
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* |
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* @return Identities of the validators who formed quorum on the latest block. |
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*/ |
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Collection<Address> getValidatorsForLatestBlock(); |
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/** |
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* Retrieves the {@link Address} for the proposer of a block on the canonical chain. |
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* |
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* @param header The {@link BlockHeader} for which the proposer will be found. |
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* @return The identity of the proposer for the given block. |
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*/ |
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Address getProposerOfBlock(final BlockHeader header); |
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} |
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