1 /*
2 * Copyright (c) 2024 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 "system_vpn_wrapper.h"
17
18 #include <unistd.h>
19 #include "netnative_log_wrapper.h"
20 #include "netmanager_base_common_utils.h"
21 #include "net_manager_constants.h"
22
23 namespace OHOS {
24 namespace nmd {
25 using namespace NetManagerStandard;
26
SystemVpnWrapper()27 SystemVpnWrapper::SystemVpnWrapper()
28 {
29 isIpSecAccess_ = access(IPSEC_CMD_PATH, F_OK) == 0;
30 vpnFfrtQueue_ = std::make_shared<ffrt::queue>("SystemVpnWrapper");
31 }
32
~SystemVpnWrapper()33 SystemVpnWrapper::~SystemVpnWrapper()
34 {
35 vpnFfrtQueue_.reset();
36 }
37
ExecuteUpdate(SysVpnStageCode stage)38 void SystemVpnWrapper::ExecuteUpdate(SysVpnStageCode stage)
39 {
40 NETNATIVE_LOGI("run ExecuteUpdate stage %{public}d", stage);
41 std::string param = std::string(IPSEC_CMD_PATH) + " ";
42 switch (stage) {
43 case SysVpnStageCode::VPN_STAGE_RESTART:
44 param.append(VPN_STAGE_RESTART);
45 break;
46 case SysVpnStageCode::VPN_STAGE_UP_HOME:
47 param.append(VPN_STAGE_UP_HOME);
48 break;
49 case SysVpnStageCode::VPN_STAGE_SWANCTL_LOAD:
50 param.append(VPN_STAGE_SWANCTL_LOAD).append(SWAN_CTL_FILE);
51 break;
52 case SysVpnStageCode::VPN_STAGE_L2TP_LOAD:
53 param.append(VPN_STAGE_L2TP_LOAD).append(L2TP_CFG).append(IPSEC_L2TP_CTL);
54 break;
55 case SysVpnStageCode::VPN_STAGE_L2TP_CTL:
56 param.append(VPN_STAGE_L2TP_CTL);
57 break;
58 case SysVpnStageCode::VPN_STAGE_DOWN_HOME:
59 param.append(VPN_STAGE_DOWN_HOME);
60 break;
61 case SysVpnStageCode::VPN_STAGE_STOP:
62 param.append(VPN_STAGE_STOP);
63 break;
64 case SysVpnStageCode::VPN_STAGE_OPENVPN_RESTART:
65 param.append(VPN_STAGE_OPENVPN_RESTART).append(OPENVPN_CONFIG_FILE);
66 break;
67 case SysVpnStageCode::VPN_STAGE_OPENVPN_STOP:
68 param.append(VPN_STAGE_OPENVPN_STOP);
69 break;
70 default:
71 NETNATIVE_LOGE("run ExecuteUpdate failed, unknown stage %{public}d", stage);
72 return;
73 }
74 if (CommonUtils::ForkExec(param) == NETMANAGER_ERROR) {
75 NETNATIVE_LOGE("run ExecuteUpdate failed");
76 }
77 }
78
Update(NetsysNative::SysVpnStageCode stage)79 int32_t SystemVpnWrapper::Update(NetsysNative::SysVpnStageCode stage)
80 {
81 if (!vpnFfrtQueue_) {
82 NETNATIVE_LOGE("FFRT Init Fail");
83 return NETMANAGER_ERROR;
84 }
85
86 if (!isIpSecAccess_) {
87 NETNATIVE_LOGE("Update failed! exec program is not exist");
88 return NETMANAGER_ERROR;
89 }
90 #if UNITTEST_FORBID_FFRT // Forbid FFRT for unittest, which will cause crash in destructor process
91 ExecuteUpdate(stage);
92 #else
93 std::function<void()> update = std::bind(&SystemVpnWrapper::ExecuteUpdate, shared_from_this(), stage);
94 vpnFfrtQueue_->submit(update);
95 #endif // UNITTEST_FORBID_FFRT
96 return NetManagerStandard::NETMANAGER_SUCCESS;
97 }
98 } // namespace nmd
99 } // namespace OHOS
100