org.openqa.selenium.grid.commands.Hub Maven / Gradle / Ivy
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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The SFC licenses this file
// to you 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 org.openqa.selenium.grid.commands;
import com.google.auto.service.AutoService;
import com.beust.jcommander.JCommander;
import com.beust.jcommander.ParameterException;
import org.openqa.selenium.cli.CliCommand;
import org.openqa.selenium.events.EventBus;
import org.openqa.selenium.grid.config.AnnotatedConfig;
import org.openqa.selenium.grid.config.CompoundConfig;
import org.openqa.selenium.grid.config.ConcatenatingConfig;
import org.openqa.selenium.grid.config.Config;
import org.openqa.selenium.grid.config.EnvConfig;
import org.openqa.selenium.grid.distributor.Distributor;
import org.openqa.selenium.grid.distributor.local.LocalDistributor;
import org.openqa.selenium.grid.log.LoggingOptions;
import org.openqa.selenium.grid.router.Router;
import org.openqa.selenium.grid.server.BaseServer;
import org.openqa.selenium.grid.server.BaseServerFlags;
import org.openqa.selenium.grid.server.BaseServerOptions;
import org.openqa.selenium.grid.server.EventBusConfig;
import org.openqa.selenium.grid.server.EventBusFlags;
import org.openqa.selenium.grid.server.HelpFlags;
import org.openqa.selenium.grid.server.Server;
import org.openqa.selenium.grid.server.W3CCommandHandler;
import org.openqa.selenium.grid.sessionmap.SessionMap;
import org.openqa.selenium.grid.sessionmap.local.LocalSessionMap;
import org.openqa.selenium.grid.web.CombinedHandler;
import org.openqa.selenium.grid.web.RoutableHttpClientFactory;
import org.openqa.selenium.grid.web.Routes;
import org.openqa.selenium.remote.http.HttpClient;
import org.openqa.selenium.remote.tracing.DistributedTracer;
import org.openqa.selenium.remote.tracing.GlobalDistributedTracer;
@AutoService(CliCommand.class)
public class Hub implements CliCommand {
@Override
public String getName() {
return "hub";
}
@Override
public String getDescription() {
return "A grid hub, composed of sessions, distributor, and router.";
}
@Override
public Executable configure(String... args) {
HelpFlags help = new HelpFlags();
BaseServerFlags baseFlags = new BaseServerFlags(4444);
EventBusFlags eventBusFlags = new EventBusFlags();
JCommander commander = JCommander.newBuilder()
.programName("standalone")
.addObject(baseFlags)
.addObject(eventBusFlags)
.addObject(help)
.build();
return () -> {
try {
commander.parse(args);
} catch (ParameterException e) {
System.err.println(e.getMessage());
commander.usage();
return;
}
if (help.displayHelp(commander, System.out)) {
return;
}
Config config = new CompoundConfig(
new EnvConfig(),
new ConcatenatingConfig("selenium", '.', System.getProperties()),
new AnnotatedConfig(help),
new AnnotatedConfig(eventBusFlags),
new AnnotatedConfig(baseFlags),
new DefaultHubConfig());
LoggingOptions loggingOptions = new LoggingOptions(config);
loggingOptions.configureLogging();
DistributedTracer tracer = loggingOptions.getTracer();
GlobalDistributedTracer.setInstance(tracer);
EventBusConfig events = new EventBusConfig(config);
EventBus bus = events.getEventBus();
CombinedHandler handler = new CombinedHandler();
SessionMap sessions = new LocalSessionMap(tracer, bus);
handler.addHandler(sessions);
BaseServerOptions serverOptions = new BaseServerOptions(config);
HttpClient.Factory clientFactory = new RoutableHttpClientFactory(
serverOptions.getExternalUri().toURL(),
handler,
HttpClient.Factory.createDefault());
Distributor distributor = new LocalDistributor(
tracer,
bus,
clientFactory,
sessions);
handler.addHandler(distributor);
Router router = new Router(tracer, clientFactory, sessions, distributor);
Server server = new BaseServer<>(
serverOptions);
server.addRoute(Routes.matching(router).using(router).decorateWith(W3CCommandHandler::new));
server.start();
};
}
}