1 /*
2  * Copyright (c) 2022-2024 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 "policy_manager.h"
17 #include <algorithm>
18 #include <ctime>
19 #include <fstream>
20 #include <unistd.h>
21 #include "directory_ex.h"
22 #include "edm_log.h"
23 
24 namespace OHOS {
25 namespace EDM {
26 
GetAdminByPolicyName(const std::string & policyName,AdminValueItemsMap & adminValueItems,int32_t userId)27 ErrCode PolicyManager::GetAdminByPolicyName(const std::string &policyName, AdminValueItemsMap &adminValueItems,
28     int32_t userId)
29 {
30     auto userPolicyMgr = GetUserPolicyMgr(userId);
31     return userPolicyMgr->GetAdminByPolicyName(policyName, adminValueItems);
32 }
33 
GetPolicy(const std::string & adminName,const std::string & policyName,std::string & policyValue,int32_t userId)34 ErrCode PolicyManager::GetPolicy(const std::string &adminName, const std::string &policyName, std::string &policyValue,
35     int32_t userId)
36 {
37     auto userPolicyMgr = GetUserPolicyMgr(userId);
38     return userPolicyMgr->GetPolicy(adminName, policyName, policyValue);
39 }
40 
Init(std::vector<int32_t> userIds)41 void PolicyManager::Init(std::vector<int32_t> userIds)
42 {
43     for (auto userId : userIds) {
44         EDMLOGI("PolicyManager::Init userId %{public}d", userId);
45         if (userId == EdmConstants::DEFAULT_USER_ID) {
46             defaultPolicyMgr_ = std::make_shared<UserPolicyManager>(userId);
47             defaultPolicyMgr_->Init();
48         } else {
49             std::shared_ptr<UserPolicyManager> userPolicyMgr = std::make_shared<UserPolicyManager>(userId);
50             userPolicyMgr->Init();
51             policyMgrMap_.insert(std::make_pair(userId, userPolicyMgr));
52         }
53     }
54     return;
55 }
56 
SetPolicy(const std::string & adminName,const std::string & policyName,const std::string & adminPolicyValue,const std::string & mergedPolicyValue,int32_t userId)57 ErrCode PolicyManager::SetPolicy(const std::string &adminName, const std::string &policyName,
58     const std::string &adminPolicyValue, const std::string &mergedPolicyValue,
59     int32_t userId)
60 {
61     auto userPolicyMgr = GetUserPolicyMgr(userId);
62     return userPolicyMgr->SetPolicy(adminName, policyName, adminPolicyValue, mergedPolicyValue);
63 }
64 
GetAllPolicyByAdmin(const std::string & adminName,PolicyItemsMap & allAdminPolicy,int32_t userId)65 ErrCode PolicyManager::GetAllPolicyByAdmin(const std::string &adminName, PolicyItemsMap &allAdminPolicy,
66     int32_t userId)
67 {
68     auto userPolicyMgr = GetUserPolicyMgr(userId);
69     return userPolicyMgr->GetAllPolicyByAdmin(adminName, allAdminPolicy);
70 }
71 
GetUserPolicyMgr(int32_t userId)72 std::shared_ptr<UserPolicyManager> PolicyManager::GetUserPolicyMgr(int32_t userId)
73 {
74     EDMLOGD("PolicyManager::GetUserPolicyMgr by userId:%{public}d", userId);
75     if (userId == EdmConstants::DEFAULT_USER_ID) {
76         if (defaultPolicyMgr_ == nullptr) {
77             defaultPolicyMgr_ = std::make_shared<UserPolicyManager>(userId);
78             defaultPolicyMgr_->Init();
79         }
80         return defaultPolicyMgr_;
81     } else {
82         auto itr = policyMgrMap_.find(userId);
83         if (itr != policyMgrMap_.end()) {
84             return itr->second;
85         } else {
86             std::shared_ptr<UserPolicyManager> userPolicyMgr = std::make_shared<UserPolicyManager>(userId);
87             userPolicyMgr->Init();
88             policyMgrMap_.insert(std::make_pair(userId, userPolicyMgr));
89             return userPolicyMgr;
90         }
91     }
92 }
93 
GetPolicyUserIds(std::vector<int32_t> & userIds)94 void PolicyManager::GetPolicyUserIds(std::vector<int32_t> &userIds)
95 {
96     for (const auto& pair : policyMgrMap_) {
97         userIds.push_back(pair.first);
98     }
99 }
100 
Dump()101 void PolicyManager::Dump()
102 {
103     auto defaultUserPolicyMgr = GetUserPolicyMgr(EdmConstants::DEFAULT_USER_ID);
104     defaultUserPolicyMgr->DumpAdminPolicy();
105     defaultUserPolicyMgr->DumpAdminList();
106     defaultUserPolicyMgr->DumpCombinedPolicy();
107 
108     std::vector<int32_t> userIds;
109     GetPolicyUserIds(userIds);
110     EDMLOGD("PolicyManager::Dump userIds size:%{public}zu", userIds.size());
111     for (auto userId : userIds) {
112         auto userPolicyMgr = GetUserPolicyMgr(userId);
113         userPolicyMgr->DumpAdminPolicy();
114         userPolicyMgr->DumpAdminList();
115         userPolicyMgr->DumpCombinedPolicy();
116     }
117 }
118 } // namespace EDM
119 } // namespace OHOS
120