akka.grpc.interop.IoGrpcServer.scala Maven / Gradle / Ivy

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/*
 * Copyright (C) 2018-2023 Lightbend Inc. 
 */

package akka.grpc.interop

import io.grpc.testing.integration2.TestServiceServer

/**
 * Glue code to start a gRPC server based on io.grpc to test against
 */
object IoGrpcServer extends GrpcServer[TestServiceServer] {
  @volatile var didAlreadyWarn = false

  override def start(args: Array[String]) = {
    val server = new TestServiceServer
    server.parseArgs(args)
    if (server.useTls && !didAlreadyWarn) {
      didAlreadyWarn = true
      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")
    }

    server.start()
    server
  }

  override def stop(binding: TestServiceServer) = binding.stop()

  override def getPort(binding: TestServiceServer): Int = binding.port
}