1 /*
2  * Copyright (c) 2023 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 "domain_filter_rule_plugin.h"
17 
18 #include "edm_ipc_interface_code.h"
19 #include "edm_log.h"
20 #include "func_code_utils.h"
21 #include "domain_filter_rule_serializer.h"
22 #include "iptables_manager.h"
23 #include "plugin_manager.h"
24 
25 using namespace OHOS::EDM::IPTABLES;
26 
27 namespace OHOS {
28 namespace EDM {
29 const bool REGISTER_RESULT = PluginManager::GetInstance()->AddPlugin(DomainFilterRulePlugin::GetPlugin());
30 
InitPlugin(std::shared_ptr<IPluginTemplate<DomainFilterRulePlugin,IPTABLES::DomainFilterRuleParcel>> ptr)31 void DomainFilterRulePlugin::InitPlugin(
32     std::shared_ptr<IPluginTemplate<DomainFilterRulePlugin, IPTABLES::DomainFilterRuleParcel>> ptr)
33 {
34     EDMLOGI("DomainFilterRulePlugin InitPlugin...");
35     ptr->InitAttribute(EdmInterfaceCode::DOMAIN_FILTER_RULE, "domain_filter_rule",
36         "ohos.permission.ENTERPRISE_MANAGE_NETWORK", IPlugin::PermissionType::SUPER_DEVICE_ADMIN, false);
37     ptr->SetSerializer(DomainFilterRuleSerializer::GetInstance());
38     ptr->SetOnHandlePolicyListener(&DomainFilterRulePlugin::OnSetPolicy, FuncOperateType::SET);
39     ptr->SetOnHandlePolicyListener(&DomainFilterRulePlugin::OnRemovePolicy, FuncOperateType::REMOVE);
40 }
41 
OnSetPolicy(IPTABLES::DomainFilterRuleParcel & ruleParcel)42 ErrCode DomainFilterRulePlugin::OnSetPolicy(IPTABLES::DomainFilterRuleParcel &ruleParcel)
43 {
44     auto rule = ruleParcel.GetRule();
45     if (!IptablesManager::GetInstance()->HasInit()) {
46         IptablesManager::GetInstance()->Init();
47     }
48     return IptablesManager::GetInstance()->AddDomainFilterRule(ruleParcel);
49 }
50 
OnRemovePolicy(IPTABLES::DomainFilterRuleParcel & ruleParcel)51 ErrCode DomainFilterRulePlugin::OnRemovePolicy(IPTABLES::DomainFilterRuleParcel &ruleParcel)
52 {
53     auto rule = ruleParcel.GetRule();
54     if (!IptablesManager::GetInstance()->HasInit()) {
55         IptablesManager::GetInstance()->Init();
56     }
57     return IptablesManager::GetInstance()->RemoveDomainFilterRules(ruleParcel);
58 }
59 
OnGetPolicy(std::string & policyData,MessageParcel & data,MessageParcel & reply,int32_t userId)60 ErrCode DomainFilterRulePlugin::OnGetPolicy(std::string &policyData, MessageParcel &data, MessageParcel &reply,
61     int32_t userId)
62 {
63     EDMLOGI("DomainFilterRulePlugin OnGetPolicy.");
64     reply.WriteInt32(ERR_OK);
65     if (!IptablesManager::GetInstance()->HasInit()) {
66         IptablesManager::GetInstance()->Init();
67         reply.WriteInt32(ERR_OK);
68     } else {
69         std::vector<DomainFilterRuleParcel> list;
70         ErrCode ret = IptablesManager::GetInstance()->GetDomainFilterRules(list);
71         if (ret != ERR_OK) {
72             EDMLOGE("DomainFilterRulePlugin OnGetPolicy fail");
73             return ret;
74         }
75         reply.WriteInt32(list.size());
76         for (auto const &item : list) {
77             item.Marshalling(reply);
78         }
79     }
80     return ERR_OK;
81 }
82 } // namespace EDM
83 } // namespace OHOS
84