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* Add Ephemery genesis config file Signed-off-by: gconnect <[email protected]> --------- Signed-off-by: gconnect <[email protected]> Signed-off-by: Glory Agatevure <[email protected]> Co-authored-by: Sally MacFarlane <[email protected]>
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81 changes: 81 additions & 0 deletions
81
besu/src/main/java/org/hyperledger/besu/util/EphemeryGenesisUpdater.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /* | ||
| * Copyright contributors to Hyperledger Besu. | ||
| * | ||
| * Licensed 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. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
| package org.hyperledger.besu.util; | ||
|
|
||
| import static org.hyperledger.besu.cli.config.NetworkName.EPHEMERY; | ||
|
|
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| import org.hyperledger.besu.config.GenesisConfigFile; | ||
|
|
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| import java.io.IOException; | ||
| import java.math.BigInteger; | ||
| import java.time.Instant; | ||
| import java.time.temporal.ChronoUnit; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
|
|
||
| /** | ||
| * The Generate Ephemery Genesis Updater. Checks for update based on the set period and update the | ||
| * Ephemery genesis in memory | ||
| */ | ||
| public class EphemeryGenesisUpdater { | ||
| private static final int PERIOD_IN_DAYS = 28; | ||
| private static final long PERIOD_IN_SECONDS = (PERIOD_IN_DAYS * 24 * 60 * 60); | ||
|
|
||
| /** | ||
| * Constructor for EphemeryGenesisUpdater. Initializes the genesis updater for the Ephemery | ||
| * network. | ||
| */ | ||
| public EphemeryGenesisUpdater() {} | ||
|
|
||
| /** | ||
| * Updates the Ephemery genesis configuration based on the predefined period. | ||
| * | ||
| * @param overrides a map of configuration overrides | ||
| * @return the updated GenesisConfigFile | ||
| * @throws RuntimeException if an error occurs during the update process | ||
| */ | ||
| public static GenesisConfigFile updateGenesis(final Map<String, String> overrides) | ||
| throws RuntimeException { | ||
| GenesisConfigFile genesisConfigFile; | ||
| try { | ||
| if (EPHEMERY.getGenesisFile() == null) { | ||
| throw new IOException("Genesis file or config options are null"); | ||
| } | ||
| genesisConfigFile = GenesisConfigFile.fromResource(EPHEMERY.getGenesisFile()); | ||
| long genesisTimestamp = genesisConfigFile.getTimestamp(); | ||
| Optional<BigInteger> genesisChainId = genesisConfigFile.getConfigOptions().getChainId(); | ||
| long currentTimestamp = Instant.now().getEpochSecond(); | ||
| long periodsSinceGenesis = | ||
| ChronoUnit.DAYS.between(Instant.ofEpochSecond(genesisTimestamp), Instant.now()) | ||
| / PERIOD_IN_DAYS; | ||
|
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| long updatedTimestamp = genesisTimestamp + (periodsSinceGenesis * PERIOD_IN_SECONDS); | ||
| BigInteger updatedChainId = | ||
| genesisChainId | ||
| .orElseThrow(() -> new IllegalStateException("ChainId not present")) | ||
| .add(BigInteger.valueOf(periodsSinceGenesis)); | ||
| // has a period elapsed since original ephemery genesis time? if so, override chainId and | ||
| // timestamp | ||
| if (currentTimestamp > (genesisTimestamp + PERIOD_IN_SECONDS)) { | ||
| overrides.put("chainId", String.valueOf(updatedChainId)); | ||
| overrides.put("timestamp", String.valueOf(updatedTimestamp)); | ||
| genesisConfigFile = genesisConfigFile.withOverrides(overrides); | ||
| } | ||
| return genesisConfigFile.withOverrides(overrides); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException("Error updating ephemery genesis: " + e.getMessage(), e); | ||
| } | ||
| } | ||
| } |
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139 changes: 139 additions & 0 deletions
139
besu/src/test/java/org/hyperledger/besu/util/EphemeryGenesisUpdaterTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| /* | ||
| * Copyright contributors to Hyperledger Besu. | ||
| * | ||
| * Licensed 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. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
| package org.hyperledger.besu.util; | ||
|
|
||
| import static org.assertj.core.api.Assertions.assertThat; | ||
| import static org.assertj.core.api.Assertions.assertThatThrownBy; | ||
| import static org.hyperledger.besu.config.GenesisConfigFile.fromConfig; | ||
|
|
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| import org.hyperledger.besu.config.GenesisConfigFile; | ||
|
|
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| import java.math.BigInteger; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
| import java.util.TreeMap; | ||
|
|
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| import io.vertx.core.json.JsonObject; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.extension.ExtendWith; | ||
| import org.mockito.junit.jupiter.MockitoExtension; | ||
|
|
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| @ExtendWith(MockitoExtension.class) | ||
| public class EphemeryGenesisUpdaterTest { | ||
| private static final int GENESIS_CONFIG_TEST_CHAINID = 39438135; | ||
| private static final long GENESIS_TEST_TIMESTAMP = 1720119600; | ||
| private static final long EARLIER_TIMESTAMP = 1712041200; | ||
| private static final long LATER_TIMESTAMP = 1922041200; | ||
| private static final long PERIOD_IN_SECONDS = 28 * 24 * 60 * 60; | ||
| private static final long PERIOD_SINCE_GENESIS = 3; | ||
|
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| private static final JsonObject VALID_GENESIS_JSON = | ||
| (new JsonObject()) | ||
| .put("config", (new JsonObject()).put("chainId", GENESIS_CONFIG_TEST_CHAINID)) | ||
| .put("timestamp", GENESIS_TEST_TIMESTAMP); | ||
|
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| private static final GenesisConfigFile INVALID_GENESIS_JSON = fromConfig("{}"); | ||
| private static final JsonObject INVALID_GENESIS_JSON_WITHOUT_CHAINID = | ||
| (new JsonObject()).put("timestamp", GENESIS_TEST_TIMESTAMP); | ||
|
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| private static final JsonObject INVALID_GENESIS_JSON_WITHOUT_TIMESTAMP = | ||
| new JsonObject() | ||
| .put("config", (new JsonObject()).put("chainId", GENESIS_CONFIG_TEST_CHAINID)); | ||
|
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| @Test | ||
| public void testEphemeryWhenChainIdIsAbsent() { | ||
| final GenesisConfigFile config = | ||
| GenesisConfigFile.fromConfig(INVALID_GENESIS_JSON_WITHOUT_CHAINID.toString()); | ||
| Optional<BigInteger> chainId = config.getConfigOptions().getChainId(); | ||
| assertThat(chainId).isNotPresent(); | ||
| } | ||
|
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| @Test | ||
| public void testShouldDefaultTimestampToZero() { | ||
| final GenesisConfigFile config = | ||
| GenesisConfigFile.fromConfig(INVALID_GENESIS_JSON_WITHOUT_TIMESTAMP.toString()); | ||
| assertThat(config.getTimestamp()).isZero(); | ||
| } | ||
|
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| @Test | ||
| public void testEphemeryWhenGenesisJsonIsInvalid() { | ||
| assertThatThrownBy(INVALID_GENESIS_JSON::getDifficulty) | ||
| .isInstanceOf(IllegalArgumentException.class) | ||
| .hasMessageContaining("Invalid genesis block configuration"); | ||
| } | ||
|
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| @Test | ||
| public void testEphemeryWhenGenesisJsonIsValid() { | ||
| final GenesisConfigFile config = GenesisConfigFile.fromConfig(VALID_GENESIS_JSON.toString()); | ||
| assertThat(String.valueOf(config.getTimestamp())) | ||
| .isEqualTo(String.valueOf(GENESIS_TEST_TIMESTAMP)); | ||
| assertThat(config.getConfigOptions().getChainId()) | ||
| .hasValue(BigInteger.valueOf(GENESIS_CONFIG_TEST_CHAINID)); | ||
| assertThat(String.valueOf(config.getTimestamp())).isNotNull(); | ||
| assertThat(String.valueOf(config.getTimestamp())).isNotEmpty(); | ||
| } | ||
|
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| @Test | ||
| public void testEphemeryNotYetDueForUpdate() { | ||
| final GenesisConfigFile config = GenesisConfigFile.fromConfig(VALID_GENESIS_JSON.toString()); | ||
| assertThat(EARLIER_TIMESTAMP).isLessThan(config.getTimestamp() + PERIOD_IN_SECONDS); | ||
| } | ||
|
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| @Test | ||
| void testOverrideWithUpdatedChainIdAndTimeStamp() { | ||
| BigInteger expectedChainId = | ||
| BigInteger.valueOf(GENESIS_CONFIG_TEST_CHAINID) | ||
| .add(BigInteger.valueOf(PERIOD_SINCE_GENESIS)); | ||
|
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| long expectedGenesisTimestamp = | ||
| GENESIS_TEST_TIMESTAMP + (PERIOD_SINCE_GENESIS * PERIOD_IN_SECONDS); | ||
|
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| final GenesisConfigFile config = GenesisConfigFile.fromResource("/ephemery.json"); | ||
|
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| final Map<String, String> override = new TreeMap<>(String.CASE_INSENSITIVE_ORDER); | ||
| override.put("chainId", String.valueOf(expectedChainId)); | ||
| override.put("timestamp", String.valueOf(expectedGenesisTimestamp)); | ||
|
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| assertThat(config.withOverrides(override).getConfigOptions().getChainId()).isPresent(); | ||
| assertThat(config.withOverrides(override).getConfigOptions().getChainId()) | ||
| .hasValue(expectedChainId); | ||
| assertThat(config.withOverrides(override).getTimestamp()).isNotNull(); | ||
| assertThat(expectedChainId).isEqualTo(override.get("chainId")); | ||
| assertThat(String.valueOf(expectedGenesisTimestamp)).isEqualTo(override.get("timestamp")); | ||
| } | ||
|
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| @Test | ||
| public void testEphemeryWhenSuccessful() { | ||
| final GenesisConfigFile config = GenesisConfigFile.fromConfig(VALID_GENESIS_JSON.toString()); | ||
|
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| BigInteger expectedChainId = | ||
| BigInteger.valueOf(GENESIS_CONFIG_TEST_CHAINID) | ||
| .add(BigInteger.valueOf(PERIOD_SINCE_GENESIS)); | ||
|
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| long expectedGenesisTimestamp = | ||
| GENESIS_TEST_TIMESTAMP + (PERIOD_SINCE_GENESIS * PERIOD_IN_SECONDS); | ||
| final Map<String, String> override = new TreeMap<>(String.CASE_INSENSITIVE_ORDER); | ||
| override.put("chainId", String.valueOf(expectedChainId)); | ||
| override.put("timestamp", String.valueOf(expectedGenesisTimestamp)); | ||
| final GenesisConfigFile updatedConfig = config.withOverrides(override); | ||
|
|
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| assertThat(LATER_TIMESTAMP) | ||
| .isGreaterThan(Long.parseLong(String.valueOf(GENESIS_TEST_TIMESTAMP + PERIOD_IN_SECONDS))); | ||
| assertThat(updatedConfig.getConfigOptions().getChainId()).hasValue(expectedChainId); | ||
| assertThat(updatedConfig.getTimestamp()).isEqualTo(expectedGenesisTimestamp); | ||
| assertThat(override.get("timestamp")).isEqualTo(String.valueOf(expectedGenesisTimestamp)); | ||
| assertThat(override.get("chainId")).isEqualTo(expectedChainId.toString()); | ||
| } | ||
| } |
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