diff options
Diffstat (limited to 'test/core/end2end/tests/filter_causes_close.cc')
| -rw-r--r-- | test/core/end2end/tests/filter_causes_close.cc | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/test/core/end2end/tests/filter_causes_close.cc b/test/core/end2end/tests/filter_causes_close.cc new file mode 100644 index 0000000000..cf84cbb279 --- /dev/null +++ b/test/core/end2end/tests/filter_causes_close.cc @@ -0,0 +1,276 @@ +/* + * + * 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/end2end/end2end_tests.h" + +#include <stdbool.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 "src/core/lib/channel/channel_stack_builder.h" +#include "src/core/lib/surface/channel_init.h" +#include "test/core/end2end/cq_verifier.h" + +static bool g_enable_filter = false; + +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); +} + +/* Simple request via a server filter that always closes the stream.*/ +static void test_request(grpc_end2end_test_config config) { + grpc_call *c; + grpc_call *s; + grpc_slice request_payload_slice = + grpc_slice_from_copied_string("hello world"); + grpc_byte_buffer *request_payload = + grpc_raw_byte_buffer_create(&request_payload_slice, 1); + grpc_end2end_test_fixture f = + begin_test(config, "filter_causes_close", NULL, NULL); + cq_verifier *cqv = cq_verifier_create(f.cq); + grpc_op ops[6]; + grpc_op *op; + grpc_metadata_array initial_metadata_recv; + grpc_metadata_array trailing_metadata_recv; + grpc_metadata_array request_metadata_recv; + grpc_byte_buffer *request_payload_recv = NULL; + grpc_call_details call_details; + grpc_status_code status; + grpc_call_error error; + grpc_slice details; + + gpr_timespec deadline = five_seconds_from_now(); + c = 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:1234", config), deadline, + NULL); + GPR_ASSERT(c); + + grpc_metadata_array_init(&initial_metadata_recv); + grpc_metadata_array_init(&trailing_metadata_recv); + grpc_metadata_array_init(&request_metadata_recv); + grpc_call_details_init(&call_details); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->data.send_initial_metadata.metadata = NULL; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_MESSAGE; + op->data.send_message.send_message = request_payload; + 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; + 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; + op->data.recv_status_on_client.status = &status; + op->data.recv_status_on_client.status_details = &details; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + error = + grpc_server_request_call(f.server, &s, &call_details, + &request_metadata_recv, f.cq, f.cq, tag(101)); + GPR_ASSERT(GRPC_CALL_OK == error); + + CQ_EXPECT_COMPLETION(cqv, tag(1), 1); + cq_verify(cqv); + + GPR_ASSERT(status == GRPC_STATUS_PERMISSION_DENIED); + GPR_ASSERT(0 == + grpc_slice_str_cmp(details, "Failure that's not preventable.")); + + grpc_slice_unref(details); + grpc_metadata_array_destroy(&initial_metadata_recv); + grpc_metadata_array_destroy(&trailing_metadata_recv); + grpc_metadata_array_destroy(&request_metadata_recv); + grpc_call_details_destroy(&call_details); + + grpc_call_unref(c); + + cq_verifier_destroy(cqv); + + grpc_byte_buffer_destroy(request_payload); + grpc_byte_buffer_destroy(request_payload_recv); + + end_test(&f); + config.tear_down_data(&f); +} + +/******************************************************************************* + * Test filter - always closes incoming requests + */ + +typedef struct { grpc_closure *recv_im_ready; } call_data; + +typedef struct { uint8_t unused; } channel_data; + +static void recv_im_ready(void *arg, grpc_error *error) { + grpc_call_element *elem = (grpc_call_element *)arg; + call_data *calld = (call_data *)elem->call_data; + GRPC_CLOSURE_RUN( + calld->recv_im_ready, + grpc_error_set_int(GRPC_ERROR_CREATE_REFERENCING_FROM_STATIC_STRING( + "Failure that's not preventable.", &error, 1), + GRPC_ERROR_INT_GRPC_STATUS, + GRPC_STATUS_PERMISSION_DENIED)); +} + +static void start_transport_stream_op_batch( + grpc_call_element *elem, grpc_transport_stream_op_batch *op) { + call_data *calld = (call_data *)elem->call_data; + if (op->recv_initial_metadata) { + calld->recv_im_ready = + op->payload->recv_initial_metadata.recv_initial_metadata_ready; + op->payload->recv_initial_metadata.recv_initial_metadata_ready = + GRPC_CLOSURE_CREATE(recv_im_ready, elem, grpc_schedule_on_exec_ctx); + } + grpc_call_next_op(elem, op); +} + +static grpc_error *init_call_elem(grpc_call_element *elem, + const grpc_call_element_args *args) { + return GRPC_ERROR_NONE; +} + +static void destroy_call_elem(grpc_call_element *elem, + const grpc_call_final_info *final_info, + grpc_closure *ignored) {} + +static grpc_error *init_channel_elem(grpc_channel_element *elem, + grpc_channel_element_args *args) { + return GRPC_ERROR_NONE; +} + +static void destroy_channel_elem(grpc_channel_element *elem) {} + +static const grpc_channel_filter test_filter = { + start_transport_stream_op_batch, + grpc_channel_next_op, + sizeof(call_data), + init_call_elem, + grpc_call_stack_ignore_set_pollset_or_pollset_set, + destroy_call_elem, + sizeof(channel_data), + init_channel_elem, + destroy_channel_elem, + grpc_channel_next_get_info, + "filter_causes_close"}; + +/******************************************************************************* + * Registration + */ + +static bool maybe_add_filter(grpc_channel_stack_builder *builder, void *arg) { + if (g_enable_filter) { + return grpc_channel_stack_builder_prepend_filter(builder, &test_filter, + NULL, NULL); + } else { + return true; + } +} + +static void init_plugin(void) { + grpc_channel_init_register_stage(GRPC_SERVER_CHANNEL, 0, maybe_add_filter, + NULL); +} + +static void destroy_plugin(void) {} + +void filter_causes_close(grpc_end2end_test_config config) { + g_enable_filter = true; + test_request(config); + g_enable_filter = false; +} + +void filter_causes_close_pre_init(void) { + grpc_register_plugin(init_plugin, destroy_plugin); +} |