错误打印
Error Domain=NSURLErrorDomain Code=-999 "cancelled" UserInfo={NSErrorFailingURLStringKey=https://192.168.0.28:8080/user/api/auth, NSErrorFailingURLKey=https://192.168.0.28:8080/user/api/auth, _NSURLErrorRelatedURLSessionTaskErrorKey=(
"LocalDataTask <859F59E0-A64F-4854-9F93-57D0E0A0316E>.<5>"
), _NSURLErrorFailingURLSessionTaskErrorKey=LocalDataTask <859F59E0-A64F-4854-9F93-57D0E0A0316E>.<5>, NSLocalizedDescription=cancelled}

image.png

设置安全策略为client端不用安装证书和不用验证域名
修改代码

AFSecurityPolicy *securityPolicy = [AFSecurityPolicy policyWithPinningMode:AFSSLPinningModeNone];
        [securityPolicy setValidatesDomainName:NO];
        self.securityPolicy = securityPolicy;