Flutter 尝试在Flatter中使用MultipartRequest上载文件时发生握手异常
我试图在flatter中使用MultipartRequest将一个文件上传到s3,但在到达“response.send()”时,我得到了 我在Postman中为it工作关闭了“SSL证书验证”,那么在上传时有没有办法在Flitter中关闭它 以下是我使用的代码:Flutter 尝试在Flatter中使用MultipartRequest上载文件时发生握手异常,flutter,file-upload,mobile-application,android-applicationinfo,flutter-http,Flutter,File Upload,Mobile Application,Android Applicationinfo,Flutter Http,我试图在flatter中使用MultipartRequest将一个文件上传到s3,但在到达“response.send()”时,我得到了 我在Postman中为it工作关闭了“SSL证书验证”,那么在上传时有没有办法在Flitter中关闭它 以下是我使用的代码: var request = http.MultipartRequest('POST', uri) ..fields['key'] = data.key ..fields['x-amz-algorithm'] = data
var request = http.MultipartRequest('POST', uri)
..fields['key'] = data.key
..fields['x-amz-algorithm'] = data.algorithm
..fields['x-amz-credential'] = data.credential
..fields['x-amz-date'] = data.date
..fields['x-amz-security-token'] = data.securityToken
..fields['policy'] = data.policy
..files.add(await http.MultipartFile.fromPath('File', imagePath, filename: imageName));
print(request.toString());
try {
var response = await request.send();
await for (var value in response.stream.transform(utf8.decoder)) {
print(value);
}
} catch (e) {
print(e.toString());
}
如果有人面临同样的问题,我可以像这样使用“Dio”包解决上述问题
Dio _client = Dio();
_client.interceptors.add(LogInterceptor());
FormData formData = FormData.fromMap({
'key': data.key,
'x-amz-algorithm': data.algorithm,
'x-amz-credential': data.credential,
'x-amz-date': data.date,
'x-amz-security-token': data.securityToken,
'policy': data.policy,
'x-amz-signature': data.signature,
'File': await MultipartFile.fromFile(
filePath,
filename: fileName,
)
});
(_client.httpClientAdapter as DefaultHttpClientAdapter).onHttpClientCreate =
(HttpClient dioClient) {
dioClient.badCertificateCallback =
(X509Certificate cert, String host, int port) => true;
return dio;
};
try {
await _client.post(
data.uploadUrl,
data: formData,
);
_client.close();
} catch (e) {
print(e.toString());
_client.close();
}
Dio _client = Dio();
_client.interceptors.add(LogInterceptor());
FormData formData = FormData.fromMap({
'key': data.key,
'x-amz-algorithm': data.algorithm,
'x-amz-credential': data.credential,
'x-amz-date': data.date,
'x-amz-security-token': data.securityToken,
'policy': data.policy,
'x-amz-signature': data.signature,
'File': await MultipartFile.fromFile(
filePath,
filename: fileName,
)
});
(_client.httpClientAdapter as DefaultHttpClientAdapter).onHttpClientCreate =
(HttpClient dioClient) {
dioClient.badCertificateCallback =
(X509Certificate cert, String host, int port) => true;
return dio;
};
try {
await _client.post(
data.uploadUrl,
data: formData,
);
_client.close();
} catch (e) {
print(e.toString());
_client.close();
}