1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <grpc++/async_server.h>
#include <grpc/grpc.h>
#include <grpc/support/log.h>
#include <grpc++/completion_queue.h>
namespace grpc {
AsyncServer::AsyncServer(CompletionQueue *cc)
: started_(false), shutdown_(false) {
server_ = grpc_server_create(cc->cq(), nullptr);
}
AsyncServer::~AsyncServer() {
std::unique_lock<std::mutex> lock(shutdown_mu_);
if (started_ && !shutdown_) {
lock.unlock();
Shutdown();
}
grpc_server_destroy(server_);
}
void AsyncServer::AddPort(const grpc::string &addr) {
GPR_ASSERT(!started_);
int success = grpc_server_add_http2_port(server_, addr.c_str());
GPR_ASSERT(success);
}
void AsyncServer::Start() {
GPR_ASSERT(!started_);
started_ = true;
grpc_server_start(server_);
}
void AsyncServer::RequestOneRpc() {
GPR_ASSERT(started_);
std::unique_lock<std::mutex> lock(shutdown_mu_);
if (shutdown_) {
return;
}
lock.unlock();
grpc_call_error err = grpc_server_request_call(server_, nullptr);
GPR_ASSERT(err == GRPC_CALL_OK);
}
void AsyncServer::Shutdown() {
std::unique_lock<std::mutex> lock(shutdown_mu_);
if (started_ && !shutdown_) {
shutdown_ = true;
lock.unlock();
// TODO(yangg) should we shutdown without start?
grpc_server_shutdown(server_);
}
}
} // namespace grpc
|
