diff options
Diffstat (limited to 'test/core/end2end/tests/resource_quota_server.cc')
| -rw-r--r-- | test/core/end2end/tests/resource_quota_server.cc | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/test/core/end2end/tests/resource_quota_server.cc b/test/core/end2end/tests/resource_quota_server.cc new file mode 100644 index 0000000000..dd00c9843f --- /dev/null +++ b/test/core/end2end/tests/resource_quota_server.cc @@ -0,0 +1,377 @@ +/* + * + * Copyright 2016 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. + * + */ + +#include "test/core/end2end/end2end_tests.h" + +#include <stdio.h> +#include <string.h> + +#include <grpc/byte_buffer.h> +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include <grpc/support/time.h> +#include <grpc/support/useful.h> +#include "test/core/end2end/cq_verifier.h" + +static void* tag(intptr_t t) { return (void*)t; } + +static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config, + const char* test_name, + grpc_channel_args* client_args, + grpc_channel_args* server_args) { + grpc_end2end_test_fixture f; + gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name); + f = config.create_fixture(client_args, server_args); + config.init_server(&f, server_args); + config.init_client(&f, client_args); + return f; +} + +static gpr_timespec n_seconds_from_now(int n) { + return grpc_timeout_seconds_to_deadline(n); +} + +static gpr_timespec five_seconds_from_now(void) { + return n_seconds_from_now(5); +} + +static void drain_cq(grpc_completion_queue* cq) { + grpc_event ev; + do { + ev = grpc_completion_queue_next(cq, five_seconds_from_now(), NULL); + } while (ev.type != GRPC_QUEUE_SHUTDOWN); +} + +static void shutdown_server(grpc_end2end_test_fixture* f) { + if (!f->server) return; + grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000)); + GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000), + grpc_timeout_seconds_to_deadline(5), + NULL) + .type == GRPC_OP_COMPLETE); + grpc_server_destroy(f->server); + f->server = NULL; +} + +static void shutdown_client(grpc_end2end_test_fixture* f) { + if (!f->client) return; + grpc_channel_destroy(f->client); + f->client = NULL; +} + +static void end_test(grpc_end2end_test_fixture* f) { + shutdown_server(f); + shutdown_client(f); + + grpc_completion_queue_shutdown(f->cq); + drain_cq(f->cq); + grpc_completion_queue_destroy(f->cq); + grpc_completion_queue_destroy(f->shutdown_cq); +} + +/* Creates and returns a grpc_slice containing random alphanumeric characters. + */ +static grpc_slice generate_random_slice() { + size_t i; + static const char chars[] = "abcdefghijklmnopqrstuvwxyz1234567890"; + char* output; + const size_t output_size = 1024 * 1024; + output = (char*)gpr_malloc(output_size); + for (i = 0; i < output_size - 1; ++i) { + output[i] = chars[rand() % (int)(sizeof(chars) - 1)]; + } + output[output_size - 1] = '\0'; + grpc_slice out = grpc_slice_from_copied_string(output); + gpr_free(output); + return out; +} + +void resource_quota_server(grpc_end2end_test_config config) { + if (config.feature_mask & + FEATURE_MASK_DOES_NOT_SUPPORT_RESOURCE_QUOTA_SERVER) { + return; + } + grpc_resource_quota* resource_quota = + grpc_resource_quota_create("test_server"); + grpc_resource_quota_resize(resource_quota, 5 * 1024 * 1024); + +#define NUM_CALLS 100 +#define CLIENT_BASE_TAG 0x1000 +#define SERVER_START_BASE_TAG 0x2000 +#define SERVER_RECV_BASE_TAG 0x3000 +#define SERVER_END_BASE_TAG 0x4000 + + grpc_arg arg; + arg.key = const_cast<char*>(GRPC_ARG_RESOURCE_QUOTA); + arg.type = GRPC_ARG_POINTER; + arg.value.pointer.p = resource_quota; + arg.value.pointer.vtable = grpc_resource_quota_arg_vtable(); + grpc_channel_args args = {1, &arg}; + + grpc_end2end_test_fixture f = + begin_test(config, "resource_quota_server", NULL, &args); + + /* Create large request and response bodies. These are big enough to require + * multiple round trips to deliver to the peer, and their exact contents of + * will be verified on completion. */ + grpc_slice request_payload_slice = generate_random_slice(); + + grpc_call** client_calls = + (grpc_call**)malloc(sizeof(grpc_call*) * NUM_CALLS); + grpc_call** server_calls = + (grpc_call**)malloc(sizeof(grpc_call*) * NUM_CALLS); + grpc_metadata_array* initial_metadata_recv = + (grpc_metadata_array*)malloc(sizeof(grpc_metadata_array) * NUM_CALLS); + grpc_metadata_array* trailing_metadata_recv = + (grpc_metadata_array*)malloc(sizeof(grpc_metadata_array) * NUM_CALLS); + grpc_metadata_array* request_metadata_recv = + (grpc_metadata_array*)malloc(sizeof(grpc_metadata_array) * NUM_CALLS); + grpc_call_details* call_details = + (grpc_call_details*)malloc(sizeof(grpc_call_details) * NUM_CALLS); + grpc_status_code* status = + (grpc_status_code*)malloc(sizeof(grpc_status_code) * NUM_CALLS); + grpc_slice* details = (grpc_slice*)malloc(sizeof(grpc_slice) * NUM_CALLS); + grpc_byte_buffer** request_payload = + (grpc_byte_buffer**)malloc(sizeof(grpc_byte_buffer*) * NUM_CALLS); + grpc_byte_buffer** request_payload_recv = + (grpc_byte_buffer**)malloc(sizeof(grpc_byte_buffer*) * NUM_CALLS); + int* was_cancelled = (int*)malloc(sizeof(int) * NUM_CALLS); + grpc_call_error error; + int pending_client_calls = 0; + int pending_server_start_calls = 0; + int pending_server_recv_calls = 0; + int pending_server_end_calls = 0; + int cancelled_calls_on_client = 0; + int cancelled_calls_on_server = 0; + int deadline_exceeded = 0; + int unavailable = 0; + + grpc_op ops[6]; + grpc_op* op; + + for (int i = 0; i < NUM_CALLS; i++) { + grpc_metadata_array_init(&initial_metadata_recv[i]); + grpc_metadata_array_init(&trailing_metadata_recv[i]); + grpc_metadata_array_init(&request_metadata_recv[i]); + grpc_call_details_init(&call_details[i]); + request_payload[i] = grpc_raw_byte_buffer_create(&request_payload_slice, 1); + request_payload_recv[i] = NULL; + was_cancelled[i] = 0; + } + + for (int i = 0; i < NUM_CALLS; i++) { + error = grpc_server_request_call( + f.server, &server_calls[i], &call_details[i], &request_metadata_recv[i], + f.cq, f.cq, tag(SERVER_START_BASE_TAG + i)); + GPR_ASSERT(GRPC_CALL_OK == error); + + pending_server_start_calls++; + } + + for (int i = 0; i < NUM_CALLS; i++) { + client_calls[i] = grpc_channel_create_call( + f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, + grpc_slice_from_static_string("/foo"), + get_host_override_slice("foo.test.google.fr", config), + n_seconds_from_now(60), NULL); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_MESSAGE; + op->data.send_message.send_message = request_payload[i]; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_INITIAL_METADATA; + op->data.recv_initial_metadata.recv_initial_metadata = + &initial_metadata_recv[i]; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; + op->data.recv_status_on_client.trailing_metadata = + &trailing_metadata_recv[i]; + op->data.recv_status_on_client.status = &status[i]; + op->data.recv_status_on_client.status_details = &details[i]; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(client_calls[i], ops, (size_t)(op - ops), + tag(CLIENT_BASE_TAG + i), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + pending_client_calls++; + } + + while (pending_client_calls + pending_server_recv_calls + + pending_server_end_calls > + 0) { + grpc_event ev = + grpc_completion_queue_next(f.cq, n_seconds_from_now(60), NULL); + GPR_ASSERT(ev.type == GRPC_OP_COMPLETE); + + int ev_tag = (int)(intptr_t)ev.tag; + if (ev_tag < CLIENT_BASE_TAG) { + abort(); /* illegal tag */ + } else if (ev_tag < SERVER_START_BASE_TAG) { + /* client call finished */ + int call_id = ev_tag - CLIENT_BASE_TAG; + GPR_ASSERT(call_id >= 0); + GPR_ASSERT(call_id < NUM_CALLS); + switch (status[call_id]) { + case GRPC_STATUS_RESOURCE_EXHAUSTED: + cancelled_calls_on_client++; + break; + case GRPC_STATUS_DEADLINE_EXCEEDED: + deadline_exceeded++; + break; + case GRPC_STATUS_UNAVAILABLE: + unavailable++; + break; + case GRPC_STATUS_OK: + break; + default: + gpr_log(GPR_ERROR, "Unexpected status code: %d", status[call_id]); + abort(); + } + GPR_ASSERT(pending_client_calls > 0); + + grpc_metadata_array_destroy(&initial_metadata_recv[call_id]); + grpc_metadata_array_destroy(&trailing_metadata_recv[call_id]); + grpc_call_unref(client_calls[call_id]); + grpc_slice_unref(details[call_id]); + grpc_byte_buffer_destroy(request_payload[call_id]); + + pending_client_calls--; + } else if (ev_tag < SERVER_RECV_BASE_TAG) { + /* new incoming call to the server */ + int call_id = ev_tag - SERVER_START_BASE_TAG; + GPR_ASSERT(call_id >= 0); + GPR_ASSERT(call_id < NUM_CALLS); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_MESSAGE; + op->data.recv_message.recv_message = &request_payload_recv[call_id]; + op->flags = 0; + op->reserved = NULL; + op++; + error = + grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops), + tag(SERVER_RECV_BASE_TAG + call_id), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + GPR_ASSERT(pending_server_start_calls > 0); + pending_server_start_calls--; + pending_server_recv_calls++; + + grpc_call_details_destroy(&call_details[call_id]); + grpc_metadata_array_destroy(&request_metadata_recv[call_id]); + } else if (ev_tag < SERVER_END_BASE_TAG) { + /* finished read on the server */ + int call_id = ev_tag - SERVER_RECV_BASE_TAG; + GPR_ASSERT(call_id >= 0); + GPR_ASSERT(call_id < NUM_CALLS); + + if (ev.success) { + if (request_payload_recv[call_id] != NULL) { + grpc_byte_buffer_destroy(request_payload_recv[call_id]); + request_payload_recv[call_id] = NULL; + } + } else { + GPR_ASSERT(request_payload_recv[call_id] == NULL); + } + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; + op->data.recv_close_on_server.cancelled = &was_cancelled[call_id]; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; + op->data.send_status_from_server.trailing_metadata_count = 0; + op->data.send_status_from_server.status = GRPC_STATUS_OK; + grpc_slice status_details = grpc_slice_from_static_string("xyz"); + op->data.send_status_from_server.status_details = &status_details; + op->flags = 0; + op->reserved = NULL; + op++; + error = + grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops), + tag(SERVER_END_BASE_TAG + call_id), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + GPR_ASSERT(pending_server_recv_calls > 0); + pending_server_recv_calls--; + pending_server_end_calls++; + } else { + int call_id = ev_tag - SERVER_END_BASE_TAG; + GPR_ASSERT(call_id >= 0); + GPR_ASSERT(call_id < NUM_CALLS); + + if (was_cancelled[call_id]) { + cancelled_calls_on_server++; + } + GPR_ASSERT(pending_server_end_calls > 0); + pending_server_end_calls--; + + grpc_call_unref(server_calls[call_id]); + } + } + + gpr_log(GPR_INFO, + "Done. %d total calls: %d cancelled at server, %d cancelled at " + "client, %d timed out, %d unavailable.", + NUM_CALLS, cancelled_calls_on_server, cancelled_calls_on_client, + deadline_exceeded, unavailable); + + grpc_slice_unref(request_payload_slice); + grpc_resource_quota_unref(resource_quota); + + end_test(&f); + config.tear_down_data(&f); + + free(client_calls); + free(server_calls); + free(initial_metadata_recv); + free(trailing_metadata_recv); + free(request_metadata_recv); + free(call_details); + free(status); + free(details); + free(request_payload); + free(request_payload_recv); + free(was_cancelled); +} + +void resource_quota_server_pre_init(void) {} |