version: '3.7'

# Settings and configurations that are common for all containers
x-minio-common: &minio-common
  image: quay.io/minio/minio:RELEASE.2025-09-06T17-38-46Z
  command: server --console-address ":9001" http://minio{1...4}/data{1...2}
  expose:
    - "9000"
    - "9001"
  # environment:
    # MINIO_ROOT_USER: minioadmin
    # MINIO_ROOT_PASSWORD: minioadmin
  healthcheck:
    test: ["CMD", "mc", "ready", "local"]
    interval: 5s

	// Metadata operations
	PutObjectMetadata(context.Context, string, string, ObjectOptions) (ObjectInfo, error)
	DecomTieredObject(context.Context, string, string, FileInfo, ObjectOptions) error

	// ObjectTagging operations
	PutObjectTags(context.Context, string, string, string, ObjectOptions) (ObjectInfo, error)
	GetObjectTags(context.Context, string, string, ObjectOptions) (*tags.Tags, error)

// header values specified in X-Amz-Metadata-Directive.
func getCpObjMetadataFromHeader(ctx context.Context, r *http.Request, userMeta map[string]string) (map[string]string, error) {
	// Make a copy of the supplied metadata to avoid
	// to change the original one.
	defaultMeta := make(map[string]string, len(userMeta))
	for k, v := range userMeta {
		// skip tier metadata when copying metadata from source object
		switch k {