Add a storage layer for attachments (#11387)

* Add a storage layer for attachments

* Fix some bug

* fix test

* Fix copyright head and lint

* Fix bug

* Add setting for minio and flags for migrate-storage

* Add documents

* fix lint

* Add test for minio store type on attachments

* fix test

* fix test

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Add warning when storage migrated successfully

* Fix drone

* fix test

* rebase

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* refactor the codes

* add trace

* Fix test

* remove log on xorm

* Fi download bug

* Add a storage layer for attachments

* Add setting for minio and flags for migrate-storage

* fix lint

* Add test for minio store type on attachments

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Fix drone

* fix test

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* refactor the codes

* add trace

* Fix test

* Add URL function to serve attachments directly from S3/Minio

* Add ability to enable/disable redirection in attachment configuration

* Fix typo

* Add a storage layer for attachments

* Add setting for minio and flags for migrate-storage

* fix lint

* Add test for minio store type on attachments

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Fix drone

* fix test

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* don't change unrelated files

* Fix lint

* Fix build

* update go.mod and go.sum

* Use github.com/minio/minio-go/v6

* Remove unused function

* Upgrade minio to v7 and some other improvements

* fix lint

* Fix go mod

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>
Co-authored-by: Tyler <tystuyfzand@gmail.com>

vendor/github.com/minio/minio-go/v7/api-put-bucket.go

@@ -0,0 +1,123 @@
+/*
+ * MinIO Go Library for Amazon S3 Compatible Cloud Storage
+ * Copyright 2015-2020 MinIO, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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 minio
+
+import (
+	"bytes"
+	"context"
+	"encoding/xml"
+	"net/http"
+
+	"github.com/minio/minio-go/v7/pkg/s3utils"
+)
+
+/// Bucket operations
+func (c Client) makeBucket(ctx context.Context, bucketName string, opts MakeBucketOptions) (err error) {
+	// Validate the input arguments.
+	if err := s3utils.CheckValidBucketNameStrict(bucketName); err != nil {
+		return err
+	}
+
+	err = c.doMakeBucket(ctx, bucketName, opts.Region, opts.ObjectLocking)
+	if err != nil && (opts.Region == "" || opts.Region == "us-east-1") {
+		if resp, ok := err.(ErrorResponse); ok && resp.Code == "AuthorizationHeaderMalformed" && resp.Region != "" {
+			err = c.doMakeBucket(ctx, bucketName, resp.Region, opts.ObjectLocking)
+		}
+	}
+	return err
+}
+
+func (c Client) doMakeBucket(ctx context.Context, bucketName string, location string, objectLockEnabled bool) (err error) {
+	defer func() {
+		// Save the location into cache on a successful makeBucket response.
+		if err == nil {
+			c.bucketLocCache.Set(bucketName, location)
+		}
+	}()
+
+	// If location is empty, treat is a default region 'us-east-1'.
+	if location == "" {
+		location = "us-east-1"
+		// For custom region clients, default
+		// to custom region instead not 'us-east-1'.
+		if c.region != "" {
+			location = c.region
+		}
+	}
+	// PUT bucket request metadata.
+	reqMetadata := requestMetadata{
+		bucketName:     bucketName,
+		bucketLocation: location,
+	}
+
+	if objectLockEnabled {
+		headers := make(http.Header)
+		headers.Add("x-amz-bucket-object-lock-enabled", "true")
+		reqMetadata.customHeader = headers
+	}
+
+	// If location is not 'us-east-1' create bucket location config.
+	if location != "us-east-1" && location != "" {
+		createBucketConfig := createBucketConfiguration{}
+		createBucketConfig.Location = location
+		var createBucketConfigBytes []byte
+		createBucketConfigBytes, err = xml.Marshal(createBucketConfig)
+		if err != nil {
+			return err
+		}
+		reqMetadata.contentMD5Base64 = sumMD5Base64(createBucketConfigBytes)
+		reqMetadata.contentSHA256Hex = sum256Hex(createBucketConfigBytes)
+		reqMetadata.contentBody = bytes.NewReader(createBucketConfigBytes)
+		reqMetadata.contentLength = int64(len(createBucketConfigBytes))
+	}
+
+	// Execute PUT to create a new bucket.
+	resp, err := c.executeMethod(ctx, http.MethodPut, reqMetadata)
+	defer closeResponse(resp)
+	if err != nil {
+		return err
+	}
+
+	if resp != nil {
+		if resp.StatusCode != http.StatusOK {
+			return httpRespToErrorResponse(resp, bucketName, "")
+		}
+	}
+
+	// Success.
+	return nil
+}
+
+// MakeBucketOptions holds all options to tweak bucket creation
+type MakeBucketOptions struct {
+	// Bucket location
+	Region string
+	// Enable object locking
+	ObjectLocking bool
+}
+
+// MakeBucket creates a new bucket with bucketName with a context to control cancellations and timeouts.
+//
+// Location is an optional argument, by default all buckets are
+// created in US Standard Region.
+//
+// For Amazon S3 for more supported regions - http://docs.aws.amazon.com/general/latest/gr/rande.html
+// For Google Cloud Storage for more supported regions - https://cloud.google.com/storage/docs/bucket-locations
+func (c Client) MakeBucket(ctx context.Context, bucketName string, opts MakeBucketOptions) (err error) {
+	return c.makeBucket(ctx, bucketName, opts)
+}