diff options
Diffstat (limited to 'test/core/end2end/tests/load_reporting_hook.c')
| -rw-r--r-- | test/core/end2end/tests/load_reporting_hook.c | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/test/core/end2end/tests/load_reporting_hook.c b/test/core/end2end/tests/load_reporting_hook.c new file mode 100644 index 0000000000..2c6519881a --- /dev/null +++ b/test/core/end2end/tests/load_reporting_hook.c @@ -0,0 +1,321 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include "test/core/end2end/end2end_tests.h" + +#include <string.h> + +#include <grpc/byte_buffer.h> +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include <grpc/support/string_util.h> +#include <grpc/support/time.h> +#include <grpc/support/useful.h> +#include "test/core/end2end/cq_verifier.h" + +#include "src/core/ext/load_reporting/load_reporting.h" +#include "src/core/ext/load_reporting/load_reporting_filter.h" +#include "src/core/lib/channel/channel_args.h" +#include "src/core/lib/transport/static_metadata.h" + +enum { TIMEOUT = 200000 }; + +static void *tag(intptr_t t) { return (void *)t; } + +typedef struct { + gpr_mu mu; + intptr_t channel_id; + intptr_t call_id; + + char *initial_md_str; + char *trailing_md_str; + char *method_name; + + uint64_t incoming_bytes; + uint64_t outgoing_bytes; + + grpc_status_code call_final_status; + + bool fully_processed; +} load_reporting_data; + +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, "%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_time(int n) { + return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(n); +} + +static gpr_timespec five_seconds_time(void) { return n_seconds_time(5); } + +static void drain_cq(grpc_completion_queue *cq) { + grpc_event ev; + do { + ev = grpc_completion_queue_next(cq, five_seconds_time(), 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->cq, tag(1000)); + GPR_ASSERT(grpc_completion_queue_pluck( + f->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); +} + +static void request_response_with_payload(grpc_end2end_test_fixture f, + const char *method_name, + const char *request_msg, + const char *response_msg, + grpc_metadata *initial_lr_metadata, + grpc_metadata *trailing_lr_metadata) { + gpr_slice request_payload_slice = gpr_slice_from_static_string(request_msg); + gpr_slice response_payload_slice = gpr_slice_from_static_string(response_msg); + grpc_call *c; + grpc_call *s; + grpc_byte_buffer *request_payload = + grpc_raw_byte_buffer_create(&request_payload_slice, 1); + grpc_byte_buffer *response_payload = + grpc_raw_byte_buffer_create(&response_payload_slice, 1); + gpr_timespec deadline = five_seconds_time(); + 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_byte_buffer *response_payload_recv = NULL; + grpc_call_details call_details; + grpc_status_code status; + grpc_call_error error; + char *details = NULL; + size_t details_capacity = 0; + int was_cancelled = 2; + + c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, + method_name, "foo.test.google.fr", 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; + GPR_ASSERT(initial_lr_metadata != NULL); + op->data.send_initial_metadata.count = 1; + op->data.send_initial_metadata.metadata = initial_lr_metadata; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_MESSAGE; + op->data.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 = &initial_metadata_recv; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_RECV_MESSAGE; + op->data.recv_message = &response_payload_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->data.recv_status_on_client.status_details_capacity = &details_capacity; + 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(101), 1); + cq_verify(cqv); + + 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 = &request_payload_recv; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + cq_expect_completion(cqv, tag(102), 1); + cq_verify(cqv); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; + op->data.recv_close_on_server.cancelled = &was_cancelled; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_MESSAGE; + op->data.send_message = response_payload; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; + GPR_ASSERT(trailing_lr_metadata != NULL); + op->data.send_status_from_server.trailing_metadata_count = 1; + op->data.send_status_from_server.trailing_metadata = trailing_lr_metadata; + op->data.send_status_from_server.status = GRPC_STATUS_OK; + op->data.send_status_from_server.status_details = "xyz"; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + cq_expect_completion(cqv, tag(103), 1); + cq_expect_completion(cqv, tag(1), 1); + cq_verify(cqv); + + GPR_ASSERT(status == GRPC_STATUS_OK); + + gpr_free(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_destroy(c); + grpc_call_destroy(s); + + cq_verifier_destroy(cqv); + + grpc_byte_buffer_destroy(request_payload); + grpc_byte_buffer_destroy(response_payload); + grpc_byte_buffer_destroy(request_payload_recv); + grpc_byte_buffer_destroy(response_payload_recv); +} + +/* override the default for testing purposes */ +extern void (*g_load_reporting_fn)( + const grpc_load_reporting_call_data *call_data); + +static void test_load_reporting_hook(grpc_end2end_test_config config) { + /* TODO(dgq): this test is currently a noop until LR is fully defined. + * Leaving the rest here, as it'll likely be reusable. */ + + /* Introduce load reporting for the server through its arguments */ + grpc_arg arg = grpc_load_reporting_enable_arg(); + grpc_channel_args *lr_server_args = + grpc_channel_args_copy_and_add(NULL, &arg, 1); + + grpc_end2end_test_fixture f = + begin_test(config, "test_load_reporting_hook", NULL, lr_server_args); + + const char *method_name = "/gRPCFTW"; + const char *request_msg = "the msg from the client"; + const char *response_msg = "... and the response from the server"; + + grpc_metadata initial_lr_metadata; + grpc_metadata trailing_lr_metadata; + + initial_lr_metadata.key = GRPC_LOAD_REPORTING_INITIAL_MD_KEY; + initial_lr_metadata.value = "client-token"; + initial_lr_metadata.value_length = strlen(initial_lr_metadata.value); + memset(&initial_lr_metadata.internal_data, 0, + sizeof(initial_lr_metadata.internal_data)); + + trailing_lr_metadata.key = GRPC_LOAD_REPORTING_TRAILING_MD_KEY; + trailing_lr_metadata.value = "server-token"; + trailing_lr_metadata.value_length = strlen(trailing_lr_metadata.value); + memset(&trailing_lr_metadata.internal_data, 0, + sizeof(trailing_lr_metadata.internal_data)); + + request_response_with_payload(f, method_name, request_msg, response_msg, + &initial_lr_metadata, &trailing_lr_metadata); + end_test(&f); + grpc_channel_args_destroy(lr_server_args); + config.tear_down_data(&f); +} + +void load_reporting_hook(grpc_end2end_test_config config) { + test_load_reporting_hook(config); +} + +void load_reporting_hook_pre_init(void) {} |