io.mantisrx.server.master.agentdeploy.MigrationStrategyFactory Maven / Gradle / Ivy
/*
* Copyright 2019 Netflix, Inc.
*
* 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.
*/
package io.mantisrx.server.master.agentdeploy;
import io.mantisrx.runtime.MigrationStrategy;
import io.mantisrx.runtime.WorkerMigrationConfig;
import io.mantisrx.server.master.utils.MantisSystemClock;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class MigrationStrategyFactory {
private static final Logger logger = LoggerFactory.getLogger(MigrationStrategyFactory.class);
public static MigrationStrategy getStrategy(final String jobId, final WorkerMigrationConfig config) {
switch (config.getStrategy()) {
case PERCENTAGE:
return new PercentageMigrationStrategy(MantisSystemClock.INSTANCE, jobId, config);
case ONE_WORKER:
return new OneWorkerPerTickMigrationStrategy(MantisSystemClock.INSTANCE, jobId, config);
default:
logger.error("unknown strategy type {} in config {}, using default strategy to migrate 25 percent every 1 min", config.getStrategy(), config);
return new PercentageMigrationStrategy(MantisSystemClock.INSTANCE, jobId,
new WorkerMigrationConfig(
WorkerMigrationConfig.MigrationStrategyEnum.PERCENTAGE,
"{\"percentToMove\":25,\"intervalMs\":60000}"));
}
}
}