dragonfly/cdnsystem/source/source_client_util.go

49 lines
1.4 KiB
Go

/*
* Copyright 2020 The Dragonfly Authors
*
* 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 source
import (
"d7y.io/dragonfly/v2/pkg/dferrors"
"d7y.io/dragonfly/v2/pkg/util/stringutils"
"fmt"
"strings"
)
func (s *ResourceClientAdaptor) getSchema(url string) (string, error) {
if stringutils.IsBlank(url) {
return "", dferrors.ErrEmptyValue
}
parts := strings.Split(url, ":")
if len(parts) == 0 {
return "", fmt.Errorf("failed to get schema for url(%s)", url)
}
return parts[0], nil
}
// Get a source client from manager with specified schema.
func (s *ResourceClientAdaptor) getSourceClient(url string) (ResourceClient, error) {
schema, err := s.getSchema(url)
if err != nil {
return nil, err
}
client, ok := s.clients[schema]
if !ok || client == nil {
return nil, fmt.Errorf("does not support schema(%s) client", schema)
}
return client, nil
}