io.datakernel.launchers.remotefs.Initializers Maven / Gradle / Ivy
/*
* Copyright (C) 2015-2018 SoftIndex LLC.
*
* 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.datakernel.launchers.remotefs;
import io.datakernel.common.Initializer;
import io.datakernel.config.Config;
import io.datakernel.eventloop.Eventloop;
import io.datakernel.remotefs.RemoteFsClient;
import io.datakernel.remotefs.RemoteFsClusterClient;
import io.datakernel.remotefs.RemoteFsRepartitionController;
import io.datakernel.remotefs.RemoteFsServer;
import java.util.Map;
import static io.datakernel.common.Preconditions.checkState;
import static io.datakernel.config.Config.THIS;
import static io.datakernel.config.ConfigConverters.ofInetSocketAddress;
import static io.datakernel.config.ConfigConverters.ofInteger;
import static io.datakernel.launchers.initializers.Initializers.ofAbstractServer;
public final class Initializers {
public static Initializer ofRemoteFsServer(Config config) {
return server -> server
.initialize(ofAbstractServer(config));
}
public static Initializer ofRepartitionController(Config config) {
return controller -> controller
.withGlob(config.get("glob", "**"))
.withNegativeGlob(config.get("negativeGlob", ""));
}
public static Initializer ofRemoteFsCluster(Eventloop eventloop, Config config) {
return cluster -> {
Map partitions = config.getChild("partitions").getChildren();
checkState(!partitions.isEmpty(), "Cluster could not operate without partitions, config had none");
for (Map.Entry connection : partitions.entrySet()) {
cluster.withPartition(connection.getKey(), RemoteFsClient.create(eventloop, connection.getValue().get(ofInetSocketAddress(), THIS)));
}
cluster.withReplicationCount(config.get(ofInteger(), "replicationCount", 1));
};
}
}