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 #include "firewall_executer.h"
16 
17 #include <sstream>
18 #include <utility>
19 
20 #include "edm_log.h"
21 
22 namespace OHOS {
23 namespace EDM {
24 namespace IPTABLES {
25 
26 const std::string SELECT_TABLE_OPTION = "-t ";
27 const std::string JUMP_OPTION = " -j ";
28 const std::string INSERT_OPTION = " -I ";
29 
FirewallExecuter(std::string actualChainName,const std::string & chainName)30 FirewallExecuter::FirewallExecuter(std::string actualChainName, const std::string& chainName) : IExecuter(chainName),
31     actualChainName_(std::move(actualChainName))
32 {
33 }
34 
Init()35 ErrCode FirewallExecuter::Init()
36 {
37     std::ostringstream oss;
38     oss << SELECT_TABLE_OPTION << tableName_ << INSERT_OPTION << actualChainName_ << JUMP_OPTION << chainName_;
39     std::string result;
40     ErrCode ret = ExecuterUtils::GetInstance()->Execute(oss.str(), result);
41     if (ret != ERR_OK) {
42         EDMLOGE("FirewallExecuter:Init error.");
43         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
44     }
45     return ERR_OK;
46 }
47 } // namespace IPTABLES
48 } // namespace EDM
49 } // namespace OHOS