1 //
2 //
3 // Copyright 2017 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 #include <memory>
20
21 #include "absl/types/optional.h"
22 #include "gtest/gtest.h"
23
24 #include <grpc/impl/channel_arg_names.h>
25 #include <grpc/status.h>
26
27 #include "src/core/lib/channel/channel_args.h"
28 #include "src/core/lib/gprpp/time.h"
29 #include "test/core/end2end/end2end_tests.h"
30
31 namespace grpc_core {
32 namespace {
33
34 // Tests that receiving a message commits the call.
35 // - 1 retry allowed for ABORTED status
36 // - first attempt receives a message and therefore does not retry even
37 // though the final status is ABORTED
CORE_END2END_TEST(RetryTest,RetryRecvMessage)38 CORE_END2END_TEST(RetryTest, RetryRecvMessage) {
39 InitServer(ChannelArgs());
40 InitClient(ChannelArgs().Set(
41 GRPC_ARG_SERVICE_CONFIG,
42 "{\n"
43 " \"methodConfig\": [ {\n"
44 " \"name\": [\n"
45 " { \"service\": \"service\", \"method\": \"method\" }\n"
46 " ],\n"
47 " \"retryPolicy\": {\n"
48 " \"maxAttempts\": 2,\n"
49 " \"initialBackoff\": \"1s\",\n"
50 " \"maxBackoff\": \"120s\",\n"
51 " \"backoffMultiplier\": 1.6,\n"
52 " \"retryableStatusCodes\": [ \"ABORTED\" ]\n"
53 " }\n"
54 " } ]\n"
55 "}"));
56 auto c =
57 NewClientCall("/service/method").Timeout(Duration::Minutes(1)).Create();
58 EXPECT_NE(c.GetPeer(), absl::nullopt);
59 IncomingMessage server_message;
60 IncomingMetadata server_initial_metadata;
61 IncomingStatusOnClient server_status;
62 c.NewBatch(1)
63 .SendInitialMetadata({})
64 .SendMessage("foo")
65 .RecvMessage(server_message)
66 .SendCloseFromClient()
67 .RecvInitialMetadata(server_initial_metadata)
68 .RecvStatusOnClient(server_status);
69 auto s = RequestCall(101);
70 Expect(101, true);
71 Step();
72 EXPECT_NE(s.GetPeer(), absl::nullopt);
73 EXPECT_NE(c.GetPeer(), absl::nullopt);
74 IncomingCloseOnServer client_close;
75 s.NewBatch(103)
76 .SendInitialMetadata({})
77 .SendMessage("bar")
78 .SendStatusFromServer(GRPC_STATUS_ABORTED, "xyz", {})
79 .RecvCloseOnServer(client_close);
80 Expect(103, true);
81 Expect(1, true);
82 Step();
83 EXPECT_EQ(server_status.status(), GRPC_STATUS_ABORTED);
84 EXPECT_EQ(server_status.message(), "xyz");
85 EXPECT_EQ(s.method(), "/service/method");
86 EXPECT_FALSE(client_close.was_cancelled());
87 }
88
89 } // namespace
90 } // namespace grpc_core
91