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+/*
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+ *
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+ * Copyright 2016 gRPC authors.
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+ *
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+ * Licensed under the Apache License, Version 2.0 (the "License");
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+ * you may not use this file except in compliance with the License.
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+ * You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ *
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+ */
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+
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+#include "test/core/end2end/end2end_tests.h"
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+
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+#include <stdio.h>
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+#include <string.h>
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+
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+#include <grpc/byte_buffer.h>
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+#include <grpc/grpc.h>
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+#include <grpc/support/alloc.h>
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+#include <grpc/support/log.h>
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+#include <grpc/support/string_util.h>
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+#include <grpc/support/time.h>
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+#include "src/core/lib/gpr/string.h"
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+#include "src/core/lib/iomgr/error.h"
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+#include "test/core/end2end/cq_verifier.h"
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+
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+static void* tag(intptr_t t) { return (void*)t; }
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+
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+static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
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+ const char* test_name,
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+ grpc_channel_args* client_args,
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+ grpc_channel_args* server_args) {
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+ grpc_end2end_test_fixture f;
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+ gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name);
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+ f = config.create_fixture(client_args, server_args);
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+ config.init_server(&f, server_args);
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+ config.init_client(&f, client_args);
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+ return f;
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+}
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+
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+static gpr_timespec n_seconds_from_now(int n) {
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+ return grpc_timeout_seconds_to_deadline(n);
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+}
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+
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+static gpr_timespec five_seconds_from_now(void) {
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+ return n_seconds_from_now(5);
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+}
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+
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+static void drain_cq(grpc_completion_queue* cq) {
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+ grpc_event ev;
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+ do {
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+ ev = grpc_completion_queue_next(cq, five_seconds_from_now(), nullptr);
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+ } while (ev.type != GRPC_QUEUE_SHUTDOWN);
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+}
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+
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+static void shutdown_server(grpc_end2end_test_fixture* f) {
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+ if (!f->server) return;
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+ grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000));
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+ GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000),
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+ grpc_timeout_seconds_to_deadline(5),
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+ nullptr)
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+ .type == GRPC_OP_COMPLETE);
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+ grpc_server_destroy(f->server);
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+ f->server = nullptr;
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+}
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+
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+static void shutdown_client(grpc_end2end_test_fixture* f) {
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+ if (!f->client) return;
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+ grpc_channel_destroy(f->client);
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+ f->client = nullptr;
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+}
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+
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+static void end_test(grpc_end2end_test_fixture* f) {
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+ shutdown_server(f);
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+ shutdown_client(f);
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+
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+ grpc_completion_queue_shutdown(f->cq);
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+ drain_cq(f->cq);
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+ grpc_completion_queue_destroy(f->cq);
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+ grpc_completion_queue_destroy(f->shutdown_cq);
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+}
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+
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+static void simple_request_body(grpc_end2end_test_config config,
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+ grpc_end2end_test_fixture f) {
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+ grpc_call* c;
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+ grpc_call* s;
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+ cq_verifier* cqv = cq_verifier_create(f.cq);
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+ grpc_op ops[6];
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+ grpc_op* op;
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+ grpc_metadata_array initial_metadata_recv;
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+ grpc_metadata_array trailing_metadata_recv;
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+ grpc_metadata_array request_metadata_recv;
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+ grpc_call_details call_details;
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+ grpc_status_code status;
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+ grpc_call_error error;
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+ grpc_slice details;
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+ int was_cancelled = 2;
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+ char* peer;
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+
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+ gpr_timespec deadline = five_seconds_from_now();
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+ c = grpc_channel_create_call(f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
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+ grpc_slice_from_static_string("/foo"), nullptr,
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+ deadline, nullptr);
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+ GPR_ASSERT(c);
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+
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+ peer = grpc_call_get_peer(c);
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+ GPR_ASSERT(peer != nullptr);
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+ gpr_free(peer);
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+
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+ grpc_metadata_array_init(&initial_metadata_recv);
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+ grpc_metadata_array_init(&trailing_metadata_recv);
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+ grpc_metadata_array_init(&request_metadata_recv);
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+ grpc_call_details_init(&call_details);
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+
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+ memset(ops, 0, sizeof(ops));
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+ op = ops;
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+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
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+ op->data.send_initial_metadata.count = 0;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
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+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
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+ op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
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+ op->data.recv_status_on_client.status = &status;
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+ op->data.recv_status_on_client.status_details = &details;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(1),
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+ nullptr);
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+ GPR_ASSERT(GRPC_CALL_OK == error);
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+
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+ error =
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+ grpc_server_request_call(f.server, &s, &call_details,
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+ &request_metadata_recv, f.cq, f.cq, tag(101));
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+ GPR_ASSERT(GRPC_CALL_OK == error);
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+ CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
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+ cq_verify(cqv);
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+
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+ peer = grpc_call_get_peer(s);
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+ GPR_ASSERT(peer != nullptr);
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+ gpr_free(peer);
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+ peer = grpc_call_get_peer(c);
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+ GPR_ASSERT(peer != nullptr);
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+ gpr_free(peer);
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+
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+ memset(ops, 0, sizeof(ops));
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+ op = ops;
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+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
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+ op->data.send_initial_metadata.count = 0;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
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+ op->data.send_status_from_server.trailing_metadata_count = 0;
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+ op->data.send_status_from_server.status = GRPC_STATUS_OK;
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+ op->data.send_status_from_server.status_details = nullptr;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
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+ op->data.recv_close_on_server.cancelled = &was_cancelled;
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+ op->flags = 0;
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+ op->reserved = nullptr;
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+ op++;
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+ error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(102),
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+ nullptr);
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+ GPR_ASSERT(GRPC_CALL_OK == error);
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+
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+ CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
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+ CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
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+ cq_verify(cqv);
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+
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+ GPR_ASSERT(status == GRPC_STATUS_OK);
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+ GPR_ASSERT(GRPC_SLICE_LENGTH(details) == 0);
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+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo"));
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+ GPR_ASSERT(0 == call_details.flags);
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+ GPR_ASSERT(was_cancelled == 0);
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+
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+ grpc_slice_unref(details);
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+ grpc_metadata_array_destroy(&initial_metadata_recv);
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+ grpc_metadata_array_destroy(&trailing_metadata_recv);
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+ grpc_metadata_array_destroy(&request_metadata_recv);
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+ grpc_call_details_destroy(&call_details);
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+
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+ grpc_call_unref(c);
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+ grpc_call_unref(s);
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+
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+ cq_verifier_destroy(cqv);
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+}
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+
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+static void test_no_error_on_hotpath_one_request(
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+ grpc_end2end_test_config config) {
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+ grpc_end2end_test_fixture f;
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+
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+ f = begin_test(config, "test_invoke_simple_request_with_no_error_logging",
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+ nullptr, nullptr);
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+ // First RPC is not considered the hotpath, since there are lots of things to
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+ // set up.
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+ simple_request_body(config, f);
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+ grpc_disable_error_creation();
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+ simple_request_body(config, f);
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+ grpc_enable_error_creation();
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+ end_test(&f);
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+ config.tear_down_data(&f);
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+}
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+
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+static void test_no_error_on_hotpath_10_requests(
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+ grpc_end2end_test_config config) {
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+ int i;
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+ grpc_end2end_test_fixture f = begin_test(
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+ config, "test_no_error_on_hotpath_in_one_request", nullptr, nullptr);
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+ // First RPC is not considered the hotpath, since there are lots of things to
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+ // set up.
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+ simple_request_body(config, f);
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+ grpc_disable_error_creation();
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+ for (i = 0; i < 10; i++) {
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+ simple_request_body(config, f);
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+ }
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+ grpc_enable_error_creation();
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+ end_test(&f);
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+ config.tear_down_data(&f);
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+}
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+
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+void no_error_on_hotpath(grpc_end2end_test_config config) {
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+ test_no_error_on_hotpath_one_request(config);
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+ test_no_error_on_hotpath_10_requests(config);
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+}
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+
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+void no_error_on_hotpath_pre_init(void) {}
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Noah Eisen