MinIO Dart

This is the unofficial MinIO Dart Client SDK that provides simple APIs to access any Amazon S3 compatible object storage server.

API

Bucket operations Object operations Presigned operations Bucket Policy & Notification operations
makeBucket getObject presignedUrl getBucketNotification
listBuckets getPartialObject presignedGetObject setBucketNotification
bucketExists fGetObject presignedPutObject removeAllBucketNotification
removeBucket putObject presignedPostPolicy listenBucketNotification
listObjects fPutObject getBucketPolicy
listObjectsV2 copyObject setBucketPolicy
listIncompleteUploads statObject
listAllObjects removeObject
listAllObjectsV2 removeObjects
removeIncompleteUpload

Usage

Initialize MinIO Client

MinIO

final minio = Minio(
  endPoint: 'play.min.io',
  accessKey: 'Q3AM3UQ867SPQQA43P2F',
  secretKey: 'zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG',
);

AWS S3

final minio = Minio(
  endPoint: 's3.amazonaws.com',
  accessKey: 'YOUR-ACCESSKEYID',
  secretKey: 'YOUR-SECRETACCESSKEY',
);

Filebase

final minio = Minio(
  endPoint: 's3.filebase.com',
  accessKey: 'YOUR-ACCESSKEYID',
  secretKey: 'YOUR-SECRETACCESSKEY',
  useSSL: true,
);

File upload

import 'package:minio/io.dart';
import 'package:minio/minio.dart';

void main() async {
  final minio = Minio(
    endPoint: 'play.min.io',
    accessKey: 'Q3AM3UQ867SPQQA43P2F',
    secretKey: 'zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG',
  );

  await minio.fPutObject('mybucket', 'myobject', 'path/to/file');
}

For complete example, see: example

To use fPutObject() and fGetObject, you have to import 'package:minio/io.dart';

Upload with progress

import 'package:minio/minio.dart';

void main() async {
  final minio = Minio(
    endPoint: 'play.min.io',
    accessKey: 'Q3AM3UQ867SPQQA43P2F',
    secretKey: 'zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG',
  );

  await minio.putObject(
    'mybucket', 
    'myobject', 
    Stream<Uint8List>.value(Uint8List(1024)),
    onProgress: (bytes) => print('$bytes uploaded'),
  );
}

Get object

import 'dart:io';
import 'package:minio/minio.dart';

void main() async {
  final minio = Minio(
    endPoint: 's3.amazonaws.com',
    accessKey: 'YOUR-ACCESSKEYID',
    secretKey: 'YOUR-SECRETACCESSKEY',
  );

  final stream = await minio.getObject('BUCKET-NAME', 'OBJECT-NAME');

  // Get object length
  print(stream.contentLength);

  // Write object data stream to file
  await stream.pipe(File('output.txt').openWrite());
}

Features and bugs

Please file feature requests and bugs at the issue tracker.

Contributions to this repository are welcome.

License

MIT

Libraries

io
minio
models