iOS14以后,使用組播廣播功能需要申請權(quán)限。
1、申請地址:https://developer.apple.com/contact/request/networking-multicast;
2、填寫相應的App Information,,說明使用組播的用途,提交了等待審核;
3、審核通過了會給你發(fā)郵件:Your request to use Multicast Networking was approved. You can now add the Multicast Networking entitlement with your Provisioning Profile. (挺快就通過了,郵件我都沒看,直接看賬號的配置)
4、登錄開發(fā)者賬號,證書管理界面,在AppID的配置界面,增加對應權(quán)限:Additional Capabilities中,把Multicast Networking給勾上;
5、重新生成對應證書的Profiles的描述文件;
6、在工程里配置.entitlements文件,增加一項。Key:com.apple.developer.networking.multicast type:boolean Value:YES
7、在Info.plist文件中,添加本地網(wǎng)絡使用權(quán)限:Privacy - Local Network Usage Description