| /* |
| * Copyright 2014 The gRPC Authors |
| * |
| * 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.grpc.testing.integration; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.common.util.concurrent.MoreExecutors; |
| import io.grpc.Server; |
| import io.grpc.ServerInterceptors; |
| import io.grpc.alts.AltsServerBuilder; |
| import io.grpc.internal.testing.TestUtils; |
| import io.grpc.netty.GrpcSslContexts; |
| import io.grpc.netty.NettyServerBuilder; |
| import io.netty.handler.ssl.SslContext; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.TimeUnit; |
| |
| /** Server that manages startup/shutdown of a single {@code TestService}. */ |
| public class TestServiceServer { |
| /** The main application allowing this server to be launched from the command line. */ |
| public static void main(String[] args) throws Exception { |
| // Let Netty use Conscrypt if it is available. |
| TestUtils.installConscryptIfAvailable(); |
| final TestServiceServer server = new TestServiceServer(); |
| server.parseArgs(args); |
| if (server.useTls) { |
| System.out.println( |
| "\nUsing fake CA for TLS certificate. Test clients should expect host\n" |
| + "*.test.google.fr and our test CA. For the Java test client binary, use:\n" |
| + "--server_host_override=foo.test.google.fr --use_test_ca=true\n"); |
| } |
| |
| Runtime.getRuntime() |
| .addShutdownHook( |
| new Thread() { |
| @Override |
| public void run() { |
| try { |
| System.out.println("Shutting down"); |
| server.stop(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| }); |
| server.start(); |
| System.out.println("Server started on port " + server.port); |
| server.blockUntilShutdown(); |
| } |
| |
| private int port = 8080; |
| private boolean useTls = true; |
| private boolean useAlts = false; |
| |
| private ScheduledExecutorService executor; |
| private Server server; |
| |
| @VisibleForTesting |
| void parseArgs(String[] args) { |
| boolean usage = false; |
| for (String arg : args) { |
| if (!arg.startsWith("--")) { |
| System.err.println("All arguments must start with '--': " + arg); |
| usage = true; |
| break; |
| } |
| String[] parts = arg.substring(2).split("=", 2); |
| String key = parts[0]; |
| if ("help".equals(key)) { |
| usage = true; |
| break; |
| } |
| if (parts.length != 2) { |
| System.err.println("All arguments must be of the form --arg=value"); |
| usage = true; |
| break; |
| } |
| String value = parts[1]; |
| if ("port".equals(key)) { |
| port = Integer.parseInt(value); |
| } else if ("use_tls".equals(key)) { |
| useTls = Boolean.parseBoolean(value); |
| } else if ("use_alts".equals(key)) { |
| useAlts = Boolean.parseBoolean(value); |
| } else if ("grpc_version".equals(key)) { |
| if (!"2".equals(value)) { |
| System.err.println("Only grpc version 2 is supported"); |
| usage = true; |
| break; |
| } |
| } else { |
| System.err.println("Unknown argument: " + key); |
| usage = true; |
| break; |
| } |
| } |
| if (useAlts) { |
| useTls = false; |
| } |
| if (usage) { |
| TestServiceServer s = new TestServiceServer(); |
| System.out.println( |
| "Usage: [ARGS...]" |
| + "\n" |
| + "\n --port=PORT Port to connect to. Default " + s.port |
| + "\n --use_tls=true|false Whether to use TLS. Default " + s.useTls |
| + "\n --use_alts=true|false Whether to use ALTS. Enable ALTS will disable TLS." |
| + "\n Default " + s.useAlts |
| ); |
| System.exit(1); |
| } |
| } |
| |
| @VisibleForTesting |
| void start() throws Exception { |
| executor = Executors.newSingleThreadScheduledExecutor(); |
| SslContext sslContext = null; |
| if (useAlts) { |
| server = |
| AltsServerBuilder.forPort(port) |
| .addService( |
| ServerInterceptors.intercept( |
| new TestServiceImpl(executor), TestServiceImpl.interceptors())) |
| .build() |
| .start(); |
| } else { |
| if (useTls) { |
| sslContext = |
| GrpcSslContexts.forServer( |
| TestUtils.loadCert("server1.pem"), TestUtils.loadCert("server1.key")) |
| .build(); |
| } |
| server = |
| NettyServerBuilder.forPort(port) |
| .sslContext(sslContext) |
| .maxInboundMessageSize(AbstractInteropTest.MAX_MESSAGE_SIZE) |
| .addService( |
| ServerInterceptors.intercept( |
| new TestServiceImpl(executor), TestServiceImpl.interceptors())) |
| .build() |
| .start(); |
| } |
| } |
| |
| @VisibleForTesting |
| void stop() throws Exception { |
| server.shutdownNow(); |
| if (!server.awaitTermination(5, TimeUnit.SECONDS)) { |
| System.err.println("Timed out waiting for server shutdown"); |
| } |
| MoreExecutors.shutdownAndAwaitTermination(executor, 5, TimeUnit.SECONDS); |
| } |
| |
| @VisibleForTesting |
| int getPort() { |
| return server.getPort(); |
| } |
| |
| /** Await termination on the main thread since the grpc library uses daemon threads. */ |
| private void blockUntilShutdown() throws InterruptedException { |
| if (server != null) { |
| server.awaitTermination(); |
| } |
| } |
| } |