| /* |
| * |
| * Copyright 2015 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/bad_client/bad_client.h" |
| |
| #include <stdio.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/string_util.h> |
| #include <grpc/support/sync.h> |
| #include <grpc/support/thd.h> |
| |
| #include "src/core/ext/filters/http/server/http_server_filter.h" |
| #include "src/core/ext/transport/chttp2/transport/chttp2_transport.h" |
| #include "src/core/lib/channel/channel_stack.h" |
| #include "src/core/lib/iomgr/endpoint_pair.h" |
| #include "src/core/lib/slice/slice_internal.h" |
| #include "src/core/lib/support/murmur_hash.h" |
| #include "src/core/lib/support/string.h" |
| #include "src/core/lib/surface/completion_queue.h" |
| #include "src/core/lib/surface/server.h" |
| |
| typedef struct { |
| grpc_server *server; |
| grpc_completion_queue *cq; |
| grpc_bad_client_server_side_validator validator; |
| void *registered_method; |
| gpr_event done_thd; |
| gpr_event done_write; |
| } thd_args; |
| |
| static void thd_func(void *arg) { |
| thd_args *a = (thd_args *)arg; |
| a->validator(a->server, a->cq, a->registered_method); |
| gpr_event_set(&a->done_thd, (void *)1); |
| } |
| |
| static void done_write(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) { |
| thd_args *a = (thd_args *)arg; |
| gpr_event_set(&a->done_write, (void *)1); |
| } |
| |
| static void server_setup_transport(void *ts, grpc_transport *transport) { |
| thd_args *a = (thd_args *)ts; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_server_setup_transport(&exec_ctx, a->server, transport, NULL, |
| grpc_server_get_channel_args(a->server)); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void read_done(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) { |
| gpr_event *read_done = (gpr_event *)arg; |
| gpr_event_set(read_done, (void *)1); |
| } |
| |
| void grpc_run_bad_client_test( |
| grpc_bad_client_server_side_validator server_validator, |
| grpc_bad_client_client_stream_validator client_validator, |
| const char *client_payload, size_t client_payload_length, uint32_t flags) { |
| grpc_endpoint_pair sfd; |
| thd_args a; |
| gpr_thd_id id; |
| char *hex; |
| grpc_transport *transport; |
| grpc_slice slice = |
| grpc_slice_from_copied_buffer(client_payload, client_payload_length); |
| grpc_slice_buffer outgoing; |
| grpc_closure done_write_closure; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_completion_queue *shutdown_cq; |
| |
| hex = gpr_dump(client_payload, client_payload_length, |
| GPR_DUMP_HEX | GPR_DUMP_ASCII); |
| |
| /* Add a debug log */ |
| gpr_log(GPR_INFO, "TEST: %s", hex); |
| |
| gpr_free(hex); |
| |
| /* Init grpc */ |
| grpc_init(); |
| |
| /* Create endpoints */ |
| sfd = grpc_iomgr_create_endpoint_pair("fixture", NULL); |
| |
| /* Create server, completion events */ |
| a.server = grpc_server_create(NULL, NULL); |
| a.cq = grpc_completion_queue_create_for_next(NULL); |
| gpr_event_init(&a.done_thd); |
| gpr_event_init(&a.done_write); |
| a.validator = server_validator; |
| grpc_server_register_completion_queue(a.server, a.cq, NULL); |
| a.registered_method = |
| grpc_server_register_method(a.server, GRPC_BAD_CLIENT_REGISTERED_METHOD, |
| GRPC_BAD_CLIENT_REGISTERED_HOST, |
| GRPC_SRM_PAYLOAD_READ_INITIAL_BYTE_BUFFER, 0); |
| grpc_server_start(a.server); |
| transport = grpc_create_chttp2_transport(&exec_ctx, NULL, sfd.server, 0); |
| server_setup_transport(&a, transport); |
| grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| |
| /* Bind everything into the same pollset */ |
| grpc_endpoint_add_to_pollset(&exec_ctx, sfd.client, grpc_cq_pollset(a.cq)); |
| grpc_endpoint_add_to_pollset(&exec_ctx, sfd.server, grpc_cq_pollset(a.cq)); |
| |
| /* Check a ground truth */ |
| GPR_ASSERT(grpc_server_has_open_connections(a.server)); |
| |
| /* Start validator */ |
| gpr_thd_new(&id, thd_func, &a, NULL); |
| |
| grpc_slice_buffer_init(&outgoing); |
| grpc_slice_buffer_add(&outgoing, slice); |
| GRPC_CLOSURE_INIT(&done_write_closure, done_write, &a, |
| grpc_schedule_on_exec_ctx); |
| |
| /* Write data */ |
| grpc_endpoint_write(&exec_ctx, sfd.client, &outgoing, &done_write_closure); |
| grpc_exec_ctx_finish(&exec_ctx); |
| |
| /* Await completion, unless the request is large and write may not finish |
| * before the peer shuts down. */ |
| if (!(flags & GRPC_BAD_CLIENT_LARGE_REQUEST)) { |
| GPR_ASSERT( |
| gpr_event_wait(&a.done_write, grpc_timeout_seconds_to_deadline(5))); |
| } |
| |
| if (flags & GRPC_BAD_CLIENT_DISCONNECT) { |
| grpc_endpoint_shutdown( |
| &exec_ctx, sfd.client, |
| GRPC_ERROR_CREATE_FROM_STATIC_STRING("Forced Disconnect")); |
| grpc_endpoint_destroy(&exec_ctx, sfd.client); |
| grpc_exec_ctx_finish(&exec_ctx); |
| sfd.client = NULL; |
| } |
| |
| GPR_ASSERT(gpr_event_wait(&a.done_thd, grpc_timeout_seconds_to_deadline(5))); |
| |
| if (sfd.client != NULL) { |
| // Validate client stream, if requested. |
| if (client_validator != NULL) { |
| gpr_timespec deadline = grpc_timeout_seconds_to_deadline(5); |
| grpc_slice_buffer incoming; |
| grpc_slice_buffer_init(&incoming); |
| // We may need to do multiple reads to read the complete server response. |
| while (true) { |
| gpr_event read_done_event; |
| gpr_event_init(&read_done_event); |
| grpc_closure read_done_closure; |
| GRPC_CLOSURE_INIT(&read_done_closure, read_done, &read_done_event, |
| grpc_schedule_on_exec_ctx); |
| grpc_endpoint_read(&exec_ctx, sfd.client, &incoming, |
| &read_done_closure); |
| grpc_exec_ctx_finish(&exec_ctx); |
| do { |
| GPR_ASSERT(gpr_time_cmp(deadline, gpr_now(deadline.clock_type)) > 0); |
| GPR_ASSERT(grpc_completion_queue_next( |
| a.cq, grpc_timeout_milliseconds_to_deadline(100), NULL) |
| .type == GRPC_QUEUE_TIMEOUT); |
| } while (!gpr_event_get(&read_done_event)); |
| if (client_validator(&incoming)) break; |
| gpr_log(GPR_INFO, |
| "client validator failed; trying additional read " |
| "in case we didn't get all the data"); |
| } |
| grpc_slice_buffer_destroy_internal(&exec_ctx, &incoming); |
| } |
| // Shutdown. |
| grpc_endpoint_shutdown( |
| &exec_ctx, sfd.client, |
| GRPC_ERROR_CREATE_FROM_STATIC_STRING("Test Shutdown")); |
| grpc_endpoint_destroy(&exec_ctx, sfd.client); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| GPR_ASSERT( |
| gpr_event_wait(&a.done_write, grpc_timeout_seconds_to_deadline(1))); |
| shutdown_cq = grpc_completion_queue_create_for_pluck(NULL); |
| grpc_server_shutdown_and_notify(a.server, shutdown_cq, NULL); |
| GPR_ASSERT(grpc_completion_queue_pluck( |
| shutdown_cq, NULL, grpc_timeout_seconds_to_deadline(1), NULL) |
| .type == GRPC_OP_COMPLETE); |
| grpc_completion_queue_destroy(shutdown_cq); |
| grpc_server_destroy(a.server); |
| grpc_completion_queue_destroy(a.cq); |
| grpc_slice_buffer_destroy_internal(&exec_ctx, &outgoing); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |