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
|
/*
*
* Copyright 2016 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 "src/core/lib/iomgr/port.h"
#ifdef GRPC_POSIX_SOCKET
#include "src/core/lib/iomgr/endpoint_pair.h"
#include "src/core/lib/iomgr/socket_utils_posix.h"
#include "src/core/lib/iomgr/unix_sockets_posix.h"
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include "src/core/lib/iomgr/tcp_posix.h"
#include "src/core/lib/support/string.h"
static void create_sockets(int sv[2]) {
int flags;
grpc_create_socketpair_if_unix(sv);
flags = fcntl(sv[0], F_GETFL, 0);
GPR_ASSERT(fcntl(sv[0], F_SETFL, flags | O_NONBLOCK) == 0);
flags = fcntl(sv[1], F_GETFL, 0);
GPR_ASSERT(fcntl(sv[1], F_SETFL, flags | O_NONBLOCK) == 0);
GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[0]) == GRPC_ERROR_NONE);
GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[1]) == GRPC_ERROR_NONE);
}
grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char *name,
grpc_channel_args *args) {
int sv[2];
grpc_endpoint_pair p;
char *final_name;
create_sockets(sv);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_asprintf(&final_name, "%s:client", name);
p.client = grpc_tcp_create(&exec_ctx, grpc_fd_create(sv[1], final_name), args,
"socketpair-server");
gpr_free(final_name);
gpr_asprintf(&final_name, "%s:server", name);
p.server = grpc_tcp_create(&exec_ctx, grpc_fd_create(sv[0], final_name), args,
"socketpair-client");
gpr_free(final_name);
grpc_exec_ctx_finish(&exec_ctx);
return p;
}
#endif
|
