public static GetApi ( |
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credentials | ||
region | ||
return |
private async Task TestConnection() { if (this.TestResult != null) { return; } m_lblTestResult.Visible = true; if (string.IsNullOrEmpty(this.AccessKey) || string.IsNullOrEmpty(this.SecretKey)) { m_lblTestResult.Text = "Please enter Access Key and Secret Key"; return; } if (m_chkUseSessionToken.Checked == true && string.IsNullOrEmpty(this.SessionToken)) { m_lblTestResult.Text = "Please enter Session Token"; return; } this.Enabled = false; m_lblTestResult.Text = "Testing Connection..."; this.TestResult = null; AWSCredentials credentials; if (m_chkUseSessionToken.Checked == false) { credentials = new BasicAWSCredentials(this.AccessKey, this.SecretKey); } else { credentials = new SessionAWSCredentials(this.AccessKey, this.SecretKey, this.SessionToken); } try { using (var api = AmazonS3Helper.GetApi(credentials, this.AWSRegion)) { var buckets = await api.ListBucketsAsync(); m_lblTestResult.Text = "Connection succeeded."; this.TestResult = true; } } catch (Exception ex) { m_lblTestResult.Text = "Connection failed!"; this.TestResult = false; } finally { this.Enabled = true; } }
public async Task Delete(string path) { using (var api = AmazonS3Helper.GetApi(_account)) { string bucket; string filename; GetBucketAndKey(path, out bucket, out filename); var response = await api.DeleteObjectAsync(bucket, filename); if (response == null) { throw new InvalidOperationException("Delete for Amazon S3 failed."); } } }
public async Task Save(Stream stream, string path) { using (var api = AmazonS3Helper.GetApi(_account)) { string bucket; string filename; GetBucketAndKey(path, out bucket, out filename); try // Does parent folder exists, if not root? { var folderName = CloudPath.GetDirectoryName(filename); if (!string.IsNullOrEmpty(folderName)) { await api.GetObjectMetadataAsync(bucket, folderName + "/"); } } catch (AmazonS3Exception ex) { //if (ex.StatusCode == System.Net.HttpStatusCode.NotFound) // throw new FileNotFoundException("Amazon S3: File not found.", ); //status wasn't not found, so throw the exception throw; } var request = new PutObjectRequest { BucketName = bucket, Key = filename, InputStream = stream }; var response = await api.PutObjectAsync(request); if (response == null) { throw new InvalidOperationException("Save to Amazon S3 failed."); } } }
public async Task <Stream> Load(string path) { using (var api = AmazonS3Helper.GetApi(_account)) { string bucket; string filename; GetBucketAndKey(path, out bucket, out filename); var request = new GetObjectRequest { BucketName = bucket, Key = filename }; var response = await api.GetObjectAsync(request); return(response.ResponseStream); } }
public async Task Copy(string sourcePath, string destPath) { using (var api = AmazonS3Helper.GetApi(_account)) { string sourceBucket; string sourceFilename; string destBucket; string destFilename; GetBucketAndKey(sourcePath, out sourceBucket, out sourceFilename); GetBucketAndKey(destPath, out destBucket, out destFilename); var response = await api.CopyObjectAsync(sourceBucket, sourceFilename, destBucket, destFilename); if (response == null) { throw new InvalidOperationException("Copy for Amazon S3 failed."); } } }
public async Task <bool> Save(Stream stream, string path) { using (var api = AmazonS3Helper.GetApi(_account)) { string bucket; string filename; GetBucketAndKey(path, out bucket, out filename); try // Does parent folder exists? { var folderName = CloudPath.GetDirectoryName(filename); var getResponse = await api.GetObjectMetadataAsync(bucket, folderName + "/"); } catch (AmazonS3Exception ex) { if (ex.StatusCode == System.Net.HttpStatusCode.NotFound) { return(false); } //status wasn't not found, so throw the exception throw; } var request = new PutObjectRequest { BucketName = bucket, Key = filename, InputStream = stream }; var response = await api.PutObjectAsync(request); return(response != null); } }
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent) { using (var api = AmazonS3Helper.GetApi(_account)) { if (parent.Id == "/") { var response = await api.ListBucketsAsync(); var items = response.Buckets.Select(_ => new StorageProviderItem { Id = _.BucketName, Name = _.BucketName, Type = StorageProviderItemType.Folder, ParentReferenceId = parent.Id }); return(items.ToArray()); } else { string bucket; string filename; GetBucketAndKey(parent.Id, out bucket, out filename); var filenameLength = string.IsNullOrEmpty(filename) ? 0 : filename.Length; var request = new ListObjectsV2Request { BucketName = bucket, Prefix = filename, }; var items = new List <StorageProviderItem>(); ListObjectsV2Response response; var finished = false; do { response = await api.ListObjectsV2Async(request); foreach (var o in response.S3Objects) { var normalized = o.Key.Substring(filenameLength); if (string.IsNullOrEmpty(normalized)) { continue; } if (normalized.EndsWith("/")) { normalized = normalized.Remove(normalized.Length - 1); } if (normalized.Contains('/')) { finished = true; break; } items.Add(new StorageProviderItem { Id = bucket + "/" + o.Key, Name = normalized, Type = o.Size > 0 ? StorageProviderItemType.File : StorageProviderItemType.Folder, ParentReferenceId = parent.Id, }); } if (finished) { break; } request.ContinuationToken = response.NextContinuationToken; } while (response.IsTruncated); return(items.ToArray()); } } }
public async Task <IEnumerable <StorageProviderItem> > GetChildrenByParentItem(StorageProviderItem parent) { using (var api = AmazonS3Helper.GetApi(_account)) { if (parent.Id == "/") { var response = await api.ListBucketsAsync(); var items = response.Buckets.Select(_ => new StorageProviderItem { Id = _.BucketName, Name = _.BucketName, Type = StorageProviderItemType.Folder, ParentReferenceId = parent.Id }); return(items.ToArray()); } else { string bucket; string prefix; GetBucketAndKey(parent.Id, out bucket, out prefix); var request = new ListObjectsV2Request { BucketName = bucket, Prefix = prefix, Delimiter = "/", }; var items = new List <StorageProviderItem>(); ListObjectsV2Response response; do { response = await api.ListObjectsV2Async(request); items.AddRange(response.CommonPrefixes.Select(folderName => new StorageProviderItem { Id = bucket + "/" + folderName, Name = folderName.RemovePrefix(prefix).RemoveTrailingSlash(), Type = StorageProviderItemType.Folder, ParentReferenceId = parent.Id, })); foreach (var o in response.S3Objects) { var normalized = o.Key.RemovePrefix(prefix); if (string.IsNullOrEmpty(normalized) || normalized.EndsWith("/")) // Is Parent Folder (Dummy Item)? => ignore { continue; } items.Add(new StorageProviderItem { Id = bucket + "/" + o.Key, Name = normalized, Type = StorageProviderItemType.File, ParentReferenceId = parent.Id, LastModifiedDateTime = o.LastModified }); } request.ContinuationToken = response.NextContinuationToken; } while (response.IsTruncated); return(items.ToArray()); } } }