| 349 | } |
| 350 | |
| 351 | void send(const Call& call) |
| 352 | { |
| 353 | Option<Error> error = |
| 354 | common::validation::validateExecutorCall(devolve(call)); |
| 355 | if (error.isSome()) { |
| 356 | drop(call, error->message); |
| 357 | return; |
| 358 | } |
| 359 | |
| 360 | if (call.type() == Call::SUBSCRIBE && state != CONNECTED) { |
| 361 | // It might be possible that the executor is retrying. We drop the |
| 362 | // request if we have an ongoing subscribe request in flight or if the |
| 363 | // executor is already subscribed. |
| 364 | drop(call, "Executor is in state " + stringify(state)); |
| 365 | return; |
| 366 | } |
| 367 | |
| 368 | if (call.type() != Call::SUBSCRIBE && state != SUBSCRIBED) { |
| 369 | // We drop all non-subscribe calls if we are not currently subscribed. |
| 370 | drop(call, "Executor is in state " + stringify(state)); |
| 371 | return; |
| 372 | } |
| 373 | |
| 374 | VLOG(1) << "Sending " << call.type() << " call to " << agent; |
| 375 | |
| 376 | ::Request request; |
| 377 | request.method = "POST"; |
| 378 | request.url = agent; |
| 379 | request.body = serialize(contentType, call); |
| 380 | request.keepAlive = true; |
| 381 | request.headers = {{"Accept", stringify(contentType)}, |
| 382 | {"Content-Type", stringify(contentType)}}; |
| 383 | |
| 384 | if (authenticationToken.isSome()) { |
| 385 | request.headers["Authorization"] = "Bearer " + authenticationToken.get(); |
| 386 | } |
| 387 | |
| 388 | CHECK_SOME(connections); |
| 389 | |
| 390 | Future<Response> response; |
| 391 | if (call.type() == Call::SUBSCRIBE) { |
| 392 | state = SUBSCRIBING; |
| 393 | |
| 394 | // Send a streaming request for Subscribe call. |
| 395 | response = connections->subscribe.send(request, true); |
| 396 | } else { |
| 397 | response = connections->nonSubscribe.send(request); |
| 398 | } |
| 399 | |
| 400 | CHECK_SOME(connectionId); |
| 401 | response.onAny(defer(self(), |
| 402 | &Self::_send, |
| 403 | connectionId.get(), |
| 404 | call, |
| 405 | lambda::_1)); |
| 406 | } |
| 407 | |
| 408 | ~MesosProcess() override |