1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "unix_socket_client.h"
17
18 #include <cstdio>
19 #include <pthread.h>
20 #include <sys/socket.h>
21 #include <unistd.h>
22 #include <linux/un.h>
23
24 #include "logging.h"
25 #include "securec.h"
26 #include "service_base.h"
27
UnixSocketClient()28 UnixSocketClient::UnixSocketClient()
29 {
30 serviceBase_ = nullptr;
31 socketHandle_ = -1;
32 }
33
~UnixSocketClient()34 UnixSocketClient::~UnixSocketClient() {}
35
Connect(const std::string addrname,ServiceBase & serviceBase)36 bool UnixSocketClient::Connect(const std::string addrname, ServiceBase& serviceBase)
37 {
38 HILOG_ERROR(LOG_CORE, "UnixSocketClient connect");
39 CHECK_TRUE(socketHandle_ == -1, false, "socketHandle_ != -1 Already Connected");
40
41 int sock = socket(AF_UNIX, SOCK_STREAM, 0);
42 CHECK_TRUE(sock != -1, false, "Unix Socket Create FAIL");
43
44 struct sockaddr_un addr;
45 if (memset_s(&addr, sizeof(struct sockaddr_un), 0, sizeof(struct sockaddr_un)) != EOK) {
46 HILOG_ERROR(LOG_CORE, "memset_s error!");
47 }
48 addr.sun_family = AF_UNIX;
49 if (strncpy_s(addr.sun_path, sizeof(addr.sun_path), addrname.c_str(), sizeof(addr.sun_path) - 1) != EOK) {
50 HILOG_ERROR(LOG_CORE, "strncpy_s error!");
51 }
52
53 CHECK_TRUE(connect(sock, (struct sockaddr*)&addr, sizeof(struct sockaddr_un)) != -1, close(sock) != 0,
54 "Unix Socket Connect FAIL");
55
56 serviceBase_ = &serviceBase;
57 struct RawPointToService rrs;
58 if (strncpy_s(rrs.serviceName_, sizeof(rrs.serviceName_),
59 serviceBase_->serviceName_.c_str(), serviceBase_->serviceName_.size()) != EOK) {
60 HILOG_ERROR(LOG_CORE, "strncpy_s error!");
61 }
62 rrs.serviceName_[serviceBase_->serviceName_.size()] = 0;
63 CHECK_TRUE(
64 SendRaw(RAW_PROTOCOL_POINTTO_SERVICE, reinterpret_cast<int8_t*>(&rrs), sizeof(struct RawPointToService), sock),
65 close(sock) != 0, "Unix Socket SendRaw FAIL");
66 socketHandle_ = sock;
67 CHECK_TRUE(CreateRecvThread(), close(sock) != 0, "Unix Socket Create Recv Thread FAIL");
68
69 return true;
70 }
71