Full cleanup of s3 client for mc

pkg/client/s3/object_multipart_put.go

@@ -0,0 +1,115 @@
+/*
+ * Minio Client (C) 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this fs except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package s3
+
+import (
+	"io"
+
+	"github.com/awslabs/aws-sdk-go/service/s3"
+	"github.com/minio-io/mc/pkg/client"
+	"github.com/minio-io/minio/pkg/iodine"
+)
+
+// Multipart object upload handlers
+
+// InitiateMultiPartUpload - start multipart upload session
+func (c *s3Client) InitiateMultiPartUpload() (uploadID string, err error) {
+	bucket, object := c.url2BucketAndObject()
+
+	multiparthUploadInput := new(s3.CreateMultipartUploadInput)
+	multiparthUploadInput.Bucket = &bucket
+	multiparthUploadInput.Key = &object
+	multiparthUploadOutput, err := c.S3.CreateMultipartUpload(multiparthUploadInput)
+	if err != nil {
+		return "", iodine.New(err, nil)
+	}
+	return *multiparthUploadOutput.UploadID, nil
+}
+
+// UploadPart - start uploading individual parts
+func (c *s3Client) UploadPart(uploadID string, body io.ReadSeeker, contentLength, partNumber int64) (md5hex string, err error) {
+	bucket, object := c.url2BucketAndObject()
+
+	uploadPartInput := new(s3.UploadPartInput)
+	uploadPartInput.Bucket = &bucket
+	uploadPartInput.Key = &object
+	uploadPartInput.Body = body
+	uploadPartInput.PartNumber = &partNumber
+	uploadPartInput.UploadID = &uploadID
+	uploadPartOutput, err := c.S3.UploadPart(uploadPartInput)
+	if err != nil {
+		return "", iodine.New(err, nil)
+	}
+	return *uploadPartOutput.ETag, nil
+}
+
+// CompleteMultiPartUpload
+func (c *s3Client) CompleteMultiPartUpload(uploadID string) (location, md5hex string, err error) {
+	bucket, object := c.url2BucketAndObject()
+
+	completeMultiPartUploadInput := new(s3.CompleteMultipartUploadInput)
+	completeMultiPartUploadInput.Bucket = &bucket
+	completeMultiPartUploadInput.Key = &object
+	completeMultiPartUploadInput.UploadID = &uploadID
+
+	completeMultiPartUploadOutput, err := c.S3.CompleteMultipartUpload(completeMultiPartUploadInput)
+	if err != nil {
+		return "", "", iodine.New(err, nil)
+	}
+	return *completeMultiPartUploadOutput.Location, *completeMultiPartUploadOutput.ETag, nil
+}
+
+// AbortMultiPartUpload
+func (c *s3Client) AbortMultiPartUpload(uploadID string) error {
+	bucket, object := c.url2BucketAndObject()
+	abortMultiPartUploadInput := new(s3.AbortMultipartUploadInput)
+	abortMultiPartUploadInput.Bucket = &bucket
+	abortMultiPartUploadInput.Key = &object
+	abortMultiPartUploadInput.UploadID = &uploadID
+	if _, err := c.S3.AbortMultipartUpload(abortMultiPartUploadInput); err != nil {
+		return iodine.New(err, nil)
+	}
+	return nil
+}
+
+// ListParts
+func (c *s3Client) ListParts(uploadID string) (contents *client.PartContents, err error) {
+	bucket, object := c.url2BucketAndObject()
+	listPartsInput := new(s3.ListPartsInput)
+	listPartsInput.Bucket = &bucket
+	listPartsInput.Key = &object
+	listPartsInput.UploadID = &uploadID
+
+	listPartsOutput, err := c.S3.ListParts(listPartsInput)
+	if err != nil {
+		return nil, iodine.New(err, nil)
+	}
+	contents = new(client.PartContents)
+	contents.Key = *listPartsOutput.Key
+	contents.IsTruncated = *listPartsOutput.IsTruncated
+	contents.UploadID = *listPartsOutput.UploadID
+	for _, part := range listPartsOutput.Parts {
+		newPart := new(client.Part)
+		newPart.ETag = *part.ETag
+		newPart.LastModified = *part.LastModified
+		newPart.PartNumber = *part.PartNumber
+		newPart.Size = *part.Size
+		contents.Parts = append(contents.Parts, newPart)
+	}
+	return contents, nil
+
+}