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authorGravatar Vijay Pai <vpai@google.com>2018-03-01 11:48:29 -0800
committerGravatar Vijay Pai <vpai@google.com>2018-03-01 11:48:29 -0800
commitb357f2f548884e0f1766b5b1c3b12e1aa64642cc (patch)
tree84a5f405562ee887fe79fb36b8a7fe42773933c6 /test/core/end2end/tests
parent2fe87b09055cd256cdce038c4c70d92b955c991b (diff)
parentccd1d55807bdb13b661dcf1d651468b2d98ff5af (diff)
Merge branch 'master' into 2phase_thd
Diffstat (limited to 'test/core/end2end/tests')
-rw-r--r--test/core/end2end/tests/retry.cc325
-rw-r--r--test/core/end2end/tests/retry_cancellation.cc277
-rw-r--r--test/core/end2end/tests/retry_disabled.cc262
-rw-r--r--test/core/end2end/tests/retry_exceeds_buffer_size_in_initial_batch.cc266
-rw-r--r--test/core/end2end/tests/retry_exceeds_buffer_size_in_subsequent_batch.cc276
-rw-r--r--test/core/end2end/tests/retry_non_retriable_status.cc257
-rw-r--r--test/core/end2end/tests/retry_recv_initial_metadata.cc268
-rw-r--r--test/core/end2end/tests/retry_recv_message.cc261
-rw-r--r--test/core/end2end/tests/retry_server_pushback_delay.cc318
-rw-r--r--test/core/end2end/tests/retry_server_pushback_disabled.cc306
-rw-r--r--test/core/end2end/tests/retry_streaming.cc424
-rw-r--r--test/core/end2end/tests/retry_streaming_after_commit.cc354
-rw-r--r--test/core/end2end/tests/retry_streaming_succeeds_before_replay_finished.cc400
-rw-r--r--test/core/end2end/tests/retry_throttled.cc264
-rw-r--r--test/core/end2end/tests/retry_too_many_attempts.cc299
15 files changed, 4557 insertions, 0 deletions
diff --git a/test/core/end2end/tests/retry.cc b/test/core/end2end/tests/retry.cc
new file mode 100644
index 0000000000..38ecc6fbb1
--- /dev/null
+++ b/test/core/end2end/tests/retry.cc
@@ -0,0 +1,325 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests a basic retry scenario:
+// - 2 retries allowed for ABORTED status
+// - first attempt returns ABORTED
+// - second attempt returns OK
+static void test_retry(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ // Make sure the "grpc-previous-rpc-attempts" header was not sent in the
+ // initial attempt.
+ for (size_t i = 0; i < request_metadata_recv.count; ++i) {
+ GPR_ASSERT(!grpc_slice_eq(request_metadata_recv.metadata[i].key,
+ GRPC_MDSTR_GRPC_PREVIOUS_RPC_ATTEMPTS));
+ }
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ // Make sure the "grpc-previous-rpc-attempts" header was sent in the retry.
+ bool found_retry_header = false;
+ for (size_t i = 0; i < request_metadata_recv.count; ++i) {
+ if (grpc_slice_eq(request_metadata_recv.metadata[i].key,
+ GRPC_MDSTR_GRPC_PREVIOUS_RPC_ATTEMPTS)) {
+ GPR_ASSERT(
+ grpc_slice_eq(request_metadata_recv.metadata[i].value, GRPC_MDSTR_1));
+ found_retry_header = true;
+ break;
+ }
+ }
+ GPR_ASSERT(found_retry_header);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response_payload;
+ 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;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_OK);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 0);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry(config);
+}
+
+void retry_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_cancellation.cc b/test/core/end2end/tests/retry_cancellation.cc
new file mode 100644
index 0000000000..0504092c4f
--- /dev/null
+++ b/test/core/end2end/tests/retry_cancellation.cc
@@ -0,0 +1,277 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests retry cancellation.
+static void test_retry_cancellation(grpc_end2end_test_config config,
+ cancellation_mode mode) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " },\n"
+ " \"timeout\": \"5s\"\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ char* name;
+ gpr_asprintf(&name, "retry_cancellation/%s", mode.name);
+ grpc_end2end_test_fixture f = begin_test(config, name, &client_args, nullptr);
+ gpr_free(name);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ // Client starts a batch with all 6 ops.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ // Server gets a call and fails with retryable status.
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+
+ // Server gets a second call (the retry).
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ // Initiate cancellation.
+ GPR_ASSERT(GRPC_CALL_OK == mode.initiate_cancel(c, nullptr));
+
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == mode.expect_status);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_cancellation(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ for (size_t i = 0; i < GPR_ARRAY_SIZE(cancellation_modes); ++i) {
+ test_retry_cancellation(config, cancellation_modes[i]);
+ }
+}
+
+void retry_cancellation_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_disabled.cc b/test/core/end2end/tests/retry_disabled.cc
new file mode 100644
index 0000000000..cb30502aeb
--- /dev/null
+++ b/test/core/end2end/tests/retry_disabled.cc
@@ -0,0 +1,262 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we don't retry when retries are disabled via the
+// GRPC_ARG_ENABLE_RETRIES channel arg, even when there is retry
+// configuration in the service config.
+// - 1 retry allowed for ABORTED status
+// - first attempt returns ABORTED but does not retry
+static void test_retry_disabled(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg args[2];
+ args[0].type = GRPC_ARG_STRING;
+ args[0].key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ args[0].value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ args[1].type = GRPC_ARG_INTEGER;
+ args[1].key = const_cast<char*>(GRPC_ARG_ENABLE_RETRIES);
+ args[1].value.integer = 0;
+ grpc_channel_args client_args = {GPR_ARRAY_SIZE(args), args};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_disabled", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_disabled(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_disabled(config);
+}
+
+void retry_disabled_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_exceeds_buffer_size_in_initial_batch.cc b/test/core/end2end/tests/retry_exceeds_buffer_size_in_initial_batch.cc
new file mode 100644
index 0000000000..3908f29971
--- /dev/null
+++ b/test/core/end2end/tests/retry_exceeds_buffer_size_in_initial_batch.cc
@@ -0,0 +1,266 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we don't make any further attempts after we exceed the
+// max buffer size.
+// - 1 retry allowed for ABORTED status
+// - buffer size set to 2 bytes
+// - client sends a 3-byte message
+// - first attempt gets ABORTED but is not retried
+static void test_retry_exceeds_buffer_size_in_initial_batch(
+ grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg args[2];
+ args[0].type = GRPC_ARG_STRING;
+ args[0].key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ args[0].value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ args[1].type = GRPC_ARG_INTEGER;
+ args[1].key = const_cast<char*>(GRPC_ARG_PER_RPC_RETRY_BUFFER_SIZE);
+ args[1].value.integer = 2;
+ grpc_channel_args client_args = {GPR_ARRAY_SIZE(args), args};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_exceeds_buffer_size_in_initial_batch",
+ &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_exceeds_buffer_size_in_initial_batch(
+ grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_exceeds_buffer_size_in_initial_batch(config);
+}
+
+void retry_exceeds_buffer_size_in_initial_batch_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_exceeds_buffer_size_in_subsequent_batch.cc b/test/core/end2end/tests/retry_exceeds_buffer_size_in_subsequent_batch.cc
new file mode 100644
index 0000000000..a8d7f0851a
--- /dev/null
+++ b/test/core/end2end/tests/retry_exceeds_buffer_size_in_subsequent_batch.cc
@@ -0,0 +1,276 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Similar to the retry_exceeds_buffer_size_in_initial_batch test, but we
+// don't exceed the buffer size until the second batch.
+// - 1 retry allowed for ABORTED status
+// - buffer size set to 100 KiB (larger than initial metadata)
+// - client sends a 100 KiB message
+// - first attempt gets ABORTED but is not retried
+static void test_retry_exceeds_buffer_size_in_subsequent_batch(
+ grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ char buf[102401];
+ memset(buf, 'a', sizeof(buf) - 1);
+ buf[sizeof(buf) - 1] = '\0';
+ grpc_slice request_payload_slice = grpc_slice_from_static_string(buf);
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg args[2];
+ args[0].type = GRPC_ARG_STRING;
+ args[0].key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ args[0].value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ args[1].type = GRPC_ARG_INTEGER;
+ args[1].key = const_cast<char*>(GRPC_ARG_PER_RPC_RETRY_BUFFER_SIZE);
+ args[1].value.integer = 102400;
+ grpc_channel_args client_args = {GPR_ARRAY_SIZE(args), args};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_exceeds_buffer_size_in_subsequent_batch",
+ &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(2), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_exceeds_buffer_size_in_subsequent_batch(
+ grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_exceeds_buffer_size_in_subsequent_batch(config);
+}
+
+void retry_exceeds_buffer_size_in_subsequent_batch_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_non_retriable_status.cc b/test/core/end2end/tests/retry_non_retriable_status.cc
new file mode 100644
index 0000000000..6d59db0b04
--- /dev/null
+++ b/test/core/end2end/tests/retry_non_retriable_status.cc
@@ -0,0 +1,257 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we don't retry for non-retryable status codes.
+// - 1 retry allowed for ABORTED status
+// - first attempt gets INVALID_ARGUMENT, so no retry is done
+static void test_retry_non_retriable_status(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_non_retriable_status", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_INVALID_ARGUMENT;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_INVALID_ARGUMENT);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_non_retriable_status(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_non_retriable_status(config);
+}
+
+void retry_non_retriable_status_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_recv_initial_metadata.cc b/test/core/end2end/tests/retry_recv_initial_metadata.cc
new file mode 100644
index 0000000000..14215e449c
--- /dev/null
+++ b/test/core/end2end/tests/retry_recv_initial_metadata.cc
@@ -0,0 +1,268 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that receiving initial metadata commits the call.
+// - 1 retry allowed for ABORTED status
+// - first attempt receives initial metadata before trailing metadata,
+// so no retry is done even though status was ABORTED
+static void test_retry_recv_initial_metadata(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_recv_initial_metadata", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server sends initial metadata in its own batch, before sending
+ // trailing metadata.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(103), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_recv_initial_metadata(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_recv_initial_metadata(config);
+}
+
+void retry_recv_initial_metadata_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_recv_message.cc b/test/core/end2end/tests/retry_recv_message.cc
new file mode 100644
index 0000000000..86171fdc01
--- /dev/null
+++ b/test/core/end2end/tests/retry_recv_message.cc
@@ -0,0 +1,261 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that receiving a message commits the call.
+// - 1 retry allowed for ABORTED status
+// - first attempt receives a message and therefore does not retry even
+// though the final status is ABORTED
+static void test_retry_recv_message(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_recv_message", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response_payload;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(103), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_recv_message(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_recv_message(config);
+}
+
+void retry_recv_message_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_server_pushback_delay.cc b/test/core/end2end/tests/retry_server_pushback_delay.cc
new file mode 100644
index 0000000000..1da986041f
--- /dev/null
+++ b/test/core/end2end/tests/retry_server_pushback_delay.cc
@@ -0,0 +1,318 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we honor server push-back delay.
+// - 2 retries allowed for ABORTED status
+// - first attempt gets ABORTED with a long delay
+// - second attempt succeeds
+static void test_retry_server_pushback_delay(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_metadata pushback_md;
+ memset(&pushback_md, 0, sizeof(pushback_md));
+ pushback_md.key = GRPC_MDSTR_GRPC_RETRY_PUSHBACK_MS;
+ pushback_md.value = grpc_slice_from_static_string("2000");
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_server_pushback_delay", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.trailing_metadata_count = 1;
+ op->data.send_status_from_server.trailing_metadata = &pushback_md;
+ op->data.send_status_from_server.status = GRPC_STATUS_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ gpr_timespec before_retry = gpr_now(GPR_CLOCK_MONOTONIC);
+
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ gpr_timespec after_retry = gpr_now(GPR_CLOCK_MONOTONIC);
+ gpr_timespec retry_delay = gpr_time_sub(after_retry, before_retry);
+ // Configured back-off was 1 second, server push-back said 2 seconds.
+ // To avoid flakiness, we allow some fudge factor here.
+ gpr_log(GPR_INFO, "retry delay was {.tv_sec=%" PRId64 ", .tv_nsec=%d}",
+ retry_delay.tv_sec, retry_delay.tv_nsec);
+ GPR_ASSERT(retry_delay.tv_sec >= 1);
+ if (retry_delay.tv_sec == 1) {
+ GPR_ASSERT(retry_delay.tv_nsec >= 900000000);
+ }
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_OK);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 0);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_server_pushback_delay(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_server_pushback_delay(config);
+}
+
+void retry_server_pushback_delay_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_server_pushback_disabled.cc b/test/core/end2end/tests/retry_server_pushback_disabled.cc
new file mode 100644
index 0000000000..13d4f01eea
--- /dev/null
+++ b/test/core/end2end/tests/retry_server_pushback_disabled.cc
@@ -0,0 +1,306 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we don't retry when disabled by server push-back.
+// - 2 retries allowed for ABORTED status
+// - first attempt gets ABORTED
+// - second attempt gets ABORTED but server push back disables retrying
+static void test_retry_server_pushback_disabled(
+ grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_metadata pushback_md;
+ memset(&pushback_md, 0, sizeof(pushback_md));
+ pushback_md.key = GRPC_MDSTR_GRPC_RETRY_PUSHBACK_MS;
+ pushback_md.value = grpc_slice_from_static_string("-1");
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f = begin_test(
+ config, "retry_server_pushback_disabled", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.trailing_metadata_count = 1;
+ op->data.send_status_from_server.trailing_metadata = &pushback_md;
+ op->data.send_status_from_server.status = GRPC_STATUS_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_server_pushback_disabled(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_server_pushback_disabled(config);
+}
+
+void retry_server_pushback_disabled_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_streaming.cc b/test/core/end2end/tests/retry_streaming.cc
new file mode 100644
index 0000000000..e96e57e8bc
--- /dev/null
+++ b/test/core/end2end/tests/retry_streaming.cc
@@ -0,0 +1,424 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests retrying a streaming RPC. This is the same as
+// the basic retry test, except that the client sends two messages on the
+// call before the initial attempt fails.
+// FIXME: We should also test the case where the retry is committed after
+// replaying 1 of 2 previously-completed send_message ops. However,
+// there's no way to trigger that from an end2end test, because the
+// replayed ops happen under the hood -- they are not surfaced to the
+// C-core API, and therefore we have no way to inject the commit at the
+// right point.
+static void test_retry_streaming(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice request2_payload_slice = grpc_slice_from_static_string("bar");
+ grpc_slice request3_payload_slice = grpc_slice_from_static_string("baz");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("quux");
+ grpc_byte_buffer* request_payload =
+ grpc_raw_byte_buffer_create(&request_payload_slice, 1);
+ grpc_byte_buffer* request2_payload =
+ grpc_raw_byte_buffer_create(&request2_payload_slice, 1);
+ grpc_byte_buffer* request3_payload =
+ grpc_raw_byte_buffer_create(&request3_payload_slice, 1);
+ grpc_byte_buffer* response_payload =
+ grpc_raw_byte_buffer_create(&response_payload_slice, 1);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* request2_payload_recv = nullptr;
+ grpc_byte_buffer* request3_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_streaming", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ // Client starts a batch for receiving initial metadata, a message,
+ // and trailing metadata.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ // Client sends initial metadata and a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(2), true);
+ cq_verify(cqv);
+
+ // Server gets a call with received initial metadata.
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server receives a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ // Client sends a second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request2_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(3), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(3), true);
+ cq_verify(cqv);
+
+ // Server receives the second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request2_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(103), true);
+ cq_verify(cqv);
+
+ // Server sends both initial and trailing metadata.
+ 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++;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(104), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(104), true);
+ cq_verify(cqv);
+
+ // Clean up from first attempt.
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+ GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice));
+ grpc_byte_buffer_destroy(request_payload_recv);
+ request_payload_recv = nullptr;
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request2_payload_recv, request2_payload_slice));
+ grpc_byte_buffer_destroy(request2_payload_recv);
+ request2_payload_recv = nullptr;
+
+ // Server gets a second call (the retry).
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server receives a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ cq_verify(cqv);
+
+ // Server receives a second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request2_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(203), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(203), true);
+ cq_verify(cqv);
+
+ // Client sends a third message and a close.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request3_payload;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(4), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(4), true);
+ cq_verify(cqv);
+
+ // Server receives a third message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request3_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(204), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(204), true);
+ cq_verify(cqv);
+
+ // Server receives a close and sends initial metadata, a message, and
+ // trailing metadata.
+ 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++;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response_payload;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.trailing_metadata_count = 0;
+ // Returning a retriable code, but because we are also sending a
+ // message, the client will commit instead of retrying again.
+ op->data.send_status_from_server.status = GRPC_STATUS_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(205), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(205), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_byte_buffer_destroy(request_payload);
+ grpc_byte_buffer_destroy(request2_payload);
+ grpc_byte_buffer_destroy(request3_payload);
+ grpc_byte_buffer_destroy(response_payload);
+ GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice));
+ grpc_byte_buffer_destroy(request_payload_recv);
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request2_payload_recv, request2_payload_slice));
+ grpc_byte_buffer_destroy(request2_payload_recv);
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request3_payload_recv, request3_payload_slice));
+ grpc_byte_buffer_destroy(request3_payload_recv);
+ grpc_byte_buffer_destroy(response_payload_recv);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_streaming(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_streaming(config);
+}
+
+void retry_streaming_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_streaming_after_commit.cc b/test/core/end2end/tests/retry_streaming_after_commit.cc
new file mode 100644
index 0000000000..43eee86d95
--- /dev/null
+++ b/test/core/end2end/tests/retry_streaming_after_commit.cc
@@ -0,0 +1,354 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we can continue to send/recv messages on a streaming call
+// after retries are committed.
+static void test_retry_streaming_after_commit(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice request2_payload_slice = grpc_slice_from_static_string("bar");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("baz");
+ grpc_slice response2_payload_slice = grpc_slice_from_static_string("quux");
+ grpc_byte_buffer* request_payload =
+ grpc_raw_byte_buffer_create(&request_payload_slice, 1);
+ grpc_byte_buffer* request2_payload =
+ grpc_raw_byte_buffer_create(&request2_payload_slice, 1);
+ grpc_byte_buffer* response_payload =
+ grpc_raw_byte_buffer_create(&response_payload_slice, 1);
+ grpc_byte_buffer* response2_payload =
+ grpc_raw_byte_buffer_create(&response2_payload_slice, 1);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* request2_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_byte_buffer* response2_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_streaming_after_commit", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ // Client starts a batch for receiving initial metadata and a message.
+ // This will commit retries.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ // Client sends initial metadata and a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(3), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(3), true);
+ cq_verify(cqv);
+
+ // Server gets a call with received initial metadata.
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server receives a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ // Server sends initial metadata and a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response_payload;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(103), true);
+ // Client receives initial metadata and a message.
+ CQ_EXPECT_COMPLETION(cqv, tag(2), true);
+ cq_verify(cqv);
+
+ // Client sends a second message and a close.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request2_payload;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(4), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(4), true);
+ cq_verify(cqv);
+
+ // Server receives a second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request2_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(104), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(104), true);
+ cq_verify(cqv);
+
+ // Server receives a close, sends a second message, and sends status.
+ 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++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response2_payload;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.trailing_metadata_count = 0;
+ // Returning a retriable code, but because retries are already
+ // committed, the client will not retry.
+ op->data.send_status_from_server.status = GRPC_STATUS_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(105), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(105), true);
+ cq_verify(cqv);
+
+ // Client receives a second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response2_payload_recv;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(5), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(5), true);
+ cq_verify(cqv);
+
+ // Client receives status.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_byte_buffer_destroy(request_payload);
+ grpc_byte_buffer_destroy(request2_payload);
+ grpc_byte_buffer_destroy(response_payload);
+ grpc_byte_buffer_destroy(response2_payload);
+ GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice));
+ grpc_byte_buffer_destroy(request_payload_recv);
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request2_payload_recv, request2_payload_slice));
+ grpc_byte_buffer_destroy(request2_payload_recv);
+ GPR_ASSERT(
+ byte_buffer_eq_slice(response_payload_recv, response_payload_slice));
+ grpc_byte_buffer_destroy(response_payload_recv);
+ GPR_ASSERT(
+ byte_buffer_eq_slice(response2_payload_recv, response2_payload_slice));
+ grpc_byte_buffer_destroy(response2_payload_recv);
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_streaming_after_commit(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_streaming_after_commit(config);
+}
+
+void retry_streaming_after_commit_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_streaming_succeeds_before_replay_finished.cc b/test/core/end2end/tests/retry_streaming_succeeds_before_replay_finished.cc
new file mode 100644
index 0000000000..5c92f64805
--- /dev/null
+++ b/test/core/end2end/tests/retry_streaming_succeeds_before_replay_finished.cc
@@ -0,0 +1,400 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we correctly clean up if the second attempt finishes
+// before we have finished replaying all of the send ops.
+static void test_retry_streaming_succeeds_before_replay_finished(
+ grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice request2_payload_slice = grpc_slice_from_static_string("bar");
+ grpc_slice request3_payload_slice = grpc_slice_from_static_string("baz");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("quux");
+ grpc_byte_buffer* request_payload =
+ grpc_raw_byte_buffer_create(&request_payload_slice, 1);
+ grpc_byte_buffer* request2_payload =
+ grpc_raw_byte_buffer_create(&request2_payload_slice, 1);
+ grpc_byte_buffer* request3_payload =
+ grpc_raw_byte_buffer_create(&request3_payload_slice, 1);
+ grpc_byte_buffer* response_payload =
+ grpc_raw_byte_buffer_create(&response_payload_slice, 1);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* request2_payload_recv = nullptr;
+ grpc_byte_buffer* request3_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 3,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_streaming", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ // Client starts a batch for receiving initial metadata, a message,
+ // and trailing metadata.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ // Client sends initial metadata and a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(2), true);
+ cq_verify(cqv);
+
+ // Server gets a call with received initial metadata.
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server receives a message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ // Client sends a second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request2_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(3), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(3), true);
+ cq_verify(cqv);
+
+ // Server receives the second message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request2_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(103), true);
+ cq_verify(cqv);
+
+ // Client sends a third message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request3_payload;
+ op++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(4), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(4), true);
+ cq_verify(cqv);
+
+ // Server receives the third message.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request3_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(104), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(104), true);
+ cq_verify(cqv);
+
+ // Server sends both initial and trailing metadata.
+ 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++;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(105), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(105), true);
+ cq_verify(cqv);
+
+ // Clean up from first attempt.
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+ GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice));
+ grpc_byte_buffer_destroy(request_payload_recv);
+ request_payload_recv = nullptr;
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request2_payload_recv, request2_payload_slice));
+ grpc_byte_buffer_destroy(request2_payload_recv);
+ request2_payload_recv = nullptr;
+ GPR_ASSERT(
+ byte_buffer_eq_slice(request3_payload_recv, request3_payload_slice));
+ grpc_byte_buffer_destroy(request3_payload_recv);
+ request3_payload_recv = nullptr;
+
+ // Server gets a second call (the retry).
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ // Server receives the first message (and does not receive any others).
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &request_payload_recv;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ cq_verify(cqv);
+
+ // Server sends initial metadata, a message, and trailing metadata.
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = response_payload;
+ op++;
+ op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+ op->data.send_status_from_server.trailing_metadata_count = 0;
+ // Returning a retriable code, but because we are also sending a
+ // message, the client will commit instead of retrying again.
+ op->data.send_status_from_server.status = GRPC_STATUS_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(205), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(205), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_byte_buffer_destroy(request_payload);
+ grpc_byte_buffer_destroy(request2_payload);
+ grpc_byte_buffer_destroy(request3_payload);
+ grpc_byte_buffer_destroy(response_payload);
+ GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice));
+ grpc_byte_buffer_destroy(request_payload_recv);
+ grpc_byte_buffer_destroy(response_payload_recv);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_streaming_succeeds_before_replay_finished(
+ grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_streaming_succeeds_before_replay_finished(config);
+}
+
+void retry_streaming_succeeds_before_replay_finished_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_throttled.cc b/test/core/end2end/tests/retry_throttled.cc
new file mode 100644
index 0000000000..8cd08487ea
--- /dev/null
+++ b/test/core/end2end/tests/retry_throttled.cc
@@ -0,0 +1,264 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we don't retry when throttled.
+// - 1 retry allowed for ABORTED status
+// - first attempt gets ABORTED but is over limit, so no retry is done
+static void test_retry_throttled(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ],\n"
+ // A single failure will cause us to be throttled.
+ // (This is not a very realistic config, but it works for the
+ // purposes of this test.)
+ " \"retryThrottling\": {\n"
+ " \"maxTokens\": 2,\n"
+ " \"tokenRatio\": 1.0,\n"
+ " }\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_throttled", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_throttled(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_throttled(config);
+}
+
+void retry_throttled_pre_init(void) {}
diff --git a/test/core/end2end/tests/retry_too_many_attempts.cc b/test/core/end2end/tests/retry_too_many_attempts.cc
new file mode 100644
index 0000000000..5225c9b229
--- /dev/null
+++ b/test/core/end2end/tests/retry_too_many_attempts.cc
@@ -0,0 +1,299 @@
+/*
+ *
+ * Copyright 2017 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/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/gpr/string.h"
+#include "src/core/lib/gpr/useful.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/transport/static_metadata.h"
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/tests/cancel_test_helpers.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(), nullptr);
+ } 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),
+ nullptr)
+ .type == GRPC_OP_COMPLETE);
+ grpc_server_destroy(f->server);
+ f->server = nullptr;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture* f) {
+ if (!f->client) return;
+ grpc_channel_destroy(f->client);
+ f->client = nullptr;
+}
+
+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);
+}
+
+// Tests that we stop retrying after the configured number of attempts.
+// - 1 retry allowed for ABORTED status
+// - first attempt gets ABORTED
+// - second attempt gets ABORTED but does not retry
+static void test_retry_too_many_attempts(grpc_end2end_test_config config) {
+ grpc_call* c;
+ grpc_call* s;
+ 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_call_details call_details;
+ grpc_slice request_payload_slice = grpc_slice_from_static_string("foo");
+ grpc_slice response_payload_slice = grpc_slice_from_static_string("bar");
+ 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);
+ grpc_byte_buffer* request_payload_recv = nullptr;
+ grpc_byte_buffer* response_payload_recv = nullptr;
+ grpc_status_code status;
+ grpc_call_error error;
+ grpc_slice details;
+ int was_cancelled = 2;
+ char* peer;
+
+ grpc_arg arg;
+ arg.type = GRPC_ARG_STRING;
+ arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG);
+ arg.value.string = const_cast<char*>(
+ "{\n"
+ " \"methodConfig\": [ {\n"
+ " \"name\": [\n"
+ " { \"service\": \"service\", \"method\": \"method\" }\n"
+ " ],\n"
+ " \"retryPolicy\": {\n"
+ " \"maxAttempts\": 2,\n"
+ " \"initialBackoff\": \"1s\",\n"
+ " \"maxBackoff\": \"120s\",\n"
+ " \"backoffMultiplier\": 1.6,\n"
+ " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
+ " }\n"
+ " } ]\n"
+ "}");
+ grpc_channel_args client_args = {1, &arg};
+ grpc_end2end_test_fixture f =
+ begin_test(config, "retry_too_many_attempts", &client_args, nullptr);
+
+ cq_verifier* cqv = cq_verifier_create(f.cq);
+
+ gpr_timespec deadline = five_seconds_from_now();
+ c = grpc_channel_create_call(
+ f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
+ grpc_slice_from_static_string("/service/method"),
+ get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+ nullptr);
+ GPR_ASSERT(c);
+
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+ gpr_free(peer);
+
+ 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);
+ grpc_slice status_details = grpc_slice_from_static_string("xyz");
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ op++;
+ op->op = GRPC_OP_SEND_MESSAGE;
+ op->data.send_message.send_message = request_payload;
+ op++;
+ op->op = GRPC_OP_RECV_MESSAGE;
+ op->data.recv_message.recv_message = &response_payload_recv;
+ op++;
+ op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+ op++;
+ op->op = GRPC_OP_RECV_INITIAL_METADATA;
+ op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+ 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++;
+ error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), nullptr);
+ 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), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(102), true);
+ cq_verify(cqv);
+
+ grpc_call_unref(s);
+ grpc_metadata_array_destroy(&request_metadata_recv);
+ grpc_metadata_array_init(&request_metadata_recv);
+ grpc_call_details_destroy(&call_details);
+ grpc_call_details_init(&call_details);
+
+ error =
+ grpc_server_request_call(f.server, &s, &call_details,
+ &request_metadata_recv, f.cq, f.cq, tag(201));
+ GPR_ASSERT(GRPC_CALL_OK == error);
+ CQ_EXPECT_COMPLETION(cqv, tag(201), true);
+ cq_verify(cqv);
+
+ peer = grpc_call_get_peer(s);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+ gpr_free(peer);
+ peer = grpc_call_get_peer(c);
+ GPR_ASSERT(peer != nullptr);
+ gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+ gpr_free(peer);
+
+ memset(ops, 0, sizeof(ops));
+ op = ops;
+ op->op = GRPC_OP_SEND_INITIAL_METADATA;
+ op->data.send_initial_metadata.count = 0;
+ 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_ABORTED;
+ op->data.send_status_from_server.status_details = &status_details;
+ op++;
+ op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+ op->data.recv_close_on_server.cancelled = &was_cancelled;
+ op++;
+ error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(202), nullptr);
+ GPR_ASSERT(GRPC_CALL_OK == error);
+
+ CQ_EXPECT_COMPLETION(cqv, tag(202), true);
+ CQ_EXPECT_COMPLETION(cqv, tag(1), true);
+ cq_verify(cqv);
+
+ GPR_ASSERT(status == GRPC_STATUS_ABORTED);
+ GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+ GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/service/method"));
+ validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+ config);
+ GPR_ASSERT(0 == call_details.flags);
+ GPR_ASSERT(was_cancelled == 1);
+
+ 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_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);
+
+ grpc_call_unref(c);
+ grpc_call_unref(s);
+
+ cq_verifier_destroy(cqv);
+
+ end_test(&f);
+ config.tear_down_data(&f);
+}
+
+void retry_too_many_attempts(grpc_end2end_test_config config) {
+ GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL);
+ test_retry_too_many_attempts(config);
+}
+
+void retry_too_many_attempts_pre_init(void) {}