1# PermissionManager 2 3 4## Introduction 5 6PermissionManager, a system application preset in OpenHarmony, provides permission dialog boxes, permission management settings, and permission usage records during the running of apps. 7 8The following figure shows the architecture of the PermissionManager application. 9 10## Directory Structure 11 12``` 13/applications/standard/permission_manager 14├── entry # Directory of the entry module 15├── permissionmanager # Directory of the PermissionManager module 16│ ├── src/main/ets # ets module 17│ │ ├── Application # abilitystage directory 18│ │ ├── MainAbility # Permission management ability 19│ │ ├── ServiceExtAbility # serviceExtension configuration 20│ │ ├── common # Common utilities 21│ │ └── pages # Pages 22│ ├── resources # Global resource files 23│ └── module.json5 # Global configuration file 24├── signature # Certificate files 25└── LICENSE # License file 26``` 27 28## Installation, operation and commissioning<a name="section1548654218"></a> 29 30### Application installation 31 32- There are two files that need to change the suffix to json5 33 34``` 35/AppScope/app.json 36/permissionmanager/src/main/module.json 37``` 38 39- Uninstall preset rights management for the first installation 40 41```html 42hdc shell mount -o remount,rw / 43hdc shell rm -rf /system/app/com.ohos.permissionmanager 44hdc shell rm -rf /data/* 45hdc shell reboot 46``` 47 48- Install the signed hap package 49 50```html 51hdc install Packet path 52``` 53 54### Application running 55 56- Permission dialog：[requestPermissionsFromUser](https://gitee.com/openharmony/docs/blob/master/zh-cn/application-dev/reference/apis/js-apis-abilityAccessCtrl.md#requestpermissionsfromuser9) 57```JS 58import abilityAccessCtrl from '@ohos.abilityAccessCtrl'; 59let atManager = abilityAccessCtrl.createAtManager(); 60try { 61 atManager.requestPermissionsFromUser(this.context, ['ohos.permission.CAMERA'], (err, data)=>{ 62 console.info('data:' + JSON.stringify(data)); 63 console.info('data permissions:' + data.permissions); 64 console.info('data authResults:' + data.authResults); 65 }); 66} catch(err) { 67 console.log(`catch err->${JSON.stringify(err)}`); 68} 69``` 70 71- Permission manager 72 73Settings-Privacy-Permission Manager 74 75### Application debugging 76 77- Add log to the program 78 79```JS 80const TAG = "PermissionManager_Log" 81console.info(TAG + `log`); 82``` 83- Grab log： 84 85``` 86hdc shell hilog -Q pidoff 87hdc shell -b D 88hdc shell hilog -r && hdc hilog > log.txt 89``` 90 91### How to Use 92 93For details, see [Permission Application Guide](https://gitee.com/openharmony/docs/blob/master/en/application-dev/security/accesstoken-guidelines.md). 94 95## Repositories Involved 96 97**[security\_access\_token](https://gitee.com/openharmony/security_access_token)** 98
