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// Copyright 2016 The Bazel Authors. All rights reserved.
//
// 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 com.google.devtools.build.lib.remote;
import com.google.devtools.build.lib.remote.blobstore.ConcurrentMapBlobStore;
import com.google.devtools.build.lib.remote.blobstore.RestBlobStore;
import com.google.devtools.build.lib.remote.blobstore.SimpleBlobStore;
import com.hazelcast.client.HazelcastClient;
import com.hazelcast.client.config.ClientConfig;
import com.hazelcast.client.config.ClientNetworkConfig;
import com.hazelcast.client.config.XmlClientConfigBuilder;
import com.hazelcast.config.Config;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.HazelcastInstance;
import java.io.IOException;
import java.util.concurrent.ConcurrentMap;
/**
* A factory class for providing a {@link SimpleBlobStore} to be used with {@link
* SimpleBlobStoreActionCache}. Currently implemented with Hazelcast or REST.
*/
public final class SimpleBlobStoreFactory {
private static final String HAZELCAST_CACHE_NAME = "hazelcast-build-cache";
private SimpleBlobStoreFactory() {}
/** Construct a {@link SimpleBlobStore} using Hazelcast's version of {@link ConcurrentMap} */
public static SimpleBlobStore createHazelcast(RemoteOptions options) {
HazelcastInstance instance;
if (options.hazelcastClientConfig != null) {
try {
ClientConfig config = new XmlClientConfigBuilder(options.hazelcastClientConfig).build();
instance = HazelcastClient.newHazelcastClient(config);
} catch (IOException e) {
throw new RuntimeException(e);
}
} else if (options.hazelcastNode != null) {
// If --hazelcast_node is specified then create a client instance.
ClientConfig config = new ClientConfig();
ClientNetworkConfig net = config.getNetworkConfig();
net.addAddress(options.hazelcastNode.split(","));
instance = HazelcastClient.newHazelcastClient(config);
} else if (options.hazelcastStandaloneListenPort != 0) {
Config config = new Config();
config
.getNetworkConfig()
.setPort(options.hazelcastStandaloneListenPort)
.getJoin()
.getMulticastConfig()
.setEnabled(false);
instance = Hazelcast.newHazelcastInstance(config);
} else {
// Otherwise create a default instance. This is going to look at
// -Dhazelcast.config=some-hazelcast.xml for configuration.
instance = Hazelcast.newHazelcastInstance();
}
return new ConcurrentMapBlobStore(instance.<String, byte[]>getMap(HAZELCAST_CACHE_NAME));
}
public static SimpleBlobStore createRest(RemoteOptions options) throws IOException {
return new RestBlobStore(options.remoteRestCache, options.restCachePoolSize);
}
public static SimpleBlobStore create(RemoteOptions options) throws IOException {
if (isHazelcastOptions(options)) {
return createHazelcast(options);
}
if (isRestUrlOptions(options)) {
return createRest(options);
}
throw new IllegalArgumentException(
"Unrecognized concurrent map RemoteOptions: must specify "
+ "either Hazelcast or Rest URL options.");
}
public static boolean isRemoteCacheOptions(RemoteOptions options) {
return isHazelcastOptions(options) || isRestUrlOptions(options);
}
private static boolean isHazelcastOptions(RemoteOptions options) {
return options.hazelcastNode != null
|| options.hazelcastClientConfig != null
|| options.hazelcastStandaloneListenPort != 0;
}
private static boolean isRestUrlOptions(RemoteOptions options) {
return options.remoteRestCache != null;
}
}
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