Method GetObjectACL

api-get-object-acl.go:56–101

GetObjectACL get object ACLs

(ctx context.Context, bucketName, objectName string)

// GetObjectACL get object ACLs
func (c *Client) GetObjectACL(ctx context.Context, bucketName, objectName string) (*ObjectInfo, error) {
	resp, err := c.executeMethod(ctx, http.MethodGet, requestMetadata{
		bucketName: bucketName,
		objectName: objectName,
		queryValues: url.Values{
			"acl": []string{""},
		},
	})
	if err != nil {
		return nil, err
	}
	defer closeResponse(resp)

	if resp.StatusCode != http.StatusOK {
		return nil, httpRespToErrorResponse(resp, bucketName, objectName)
	}

	res := &accessControlPolicy{}

	if err := xmlDecoder(resp.Body, res); err != nil {
		return nil, err
	}

	objInfo, err := c.StatObject(ctx, bucketName, objectName, StatObjectOptions{})
	if err != nil {
		return nil, err
	}

	objInfo.Owner.DisplayName = res.Owner.DisplayName
	objInfo.Owner.ID = res.Owner.ID

	objInfo.Grant = append(objInfo.Grant, res.AccessControlList.Grant...)

	cannedACL := getCannedACL(res)
	if cannedACL != "" {
		objInfo.Metadata.Add("X-Amz-Acl", cannedACL)
		return &objInfo, nil
	}

	grantACL := getAmzGrantACL(res)
	for k, v := range grantACL {
		objInfo.Metadata[k] = v
	}

	return &objInfo, nil
}

func getCannedACL(aCPolicy *accessControlPolicy) string {
	grants := aCPolicy.AccessControlList.Grant