coze-studio/backend/infra/impl/dynconf/static/yaml.go

93 lines
2.0 KiB
Go

/*
* Copyright 2025 coze-dev 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 static
import (
"errors"
"fmt"
"path/filepath"
"strings"
"gopkg.in/yaml.v2"
"github.com/coze-dev/coze-studio/backend/infra/impl/dynconf/static/internal"
)
var (
ErrConfigNotExist = errors.New("config not exist")
)
type ConfYaml struct {
*internal.RawYaml
filepath string
}
func NewConfYaml(rootDir string, groups []string) (*ConfYaml, error) {
yamlFilePath := getYamlPath(rootDir, groups)
if yamlFilePath == "" {
return nil, ErrConfigNotExist
}
yaml, err := internal.NewRawYaml(yamlFilePath)
if err != nil {
return nil, err
}
r := &ConfYaml{RawYaml: yaml, filepath: yamlFilePath}
return r, err
}
func (c *ConfYaml) MarshalFunc() MarshalFunc {
return yaml.Marshal
}
func (c *ConfYaml) UnmarshalFunc() UnmarshalFunc {
return yaml.Unmarshal
}
func getYamlPath(rootDir string, groups []string) string {
var findPaths []string
for r := len(groups); r > 0; r-- {
findPaths = append(findPaths,
filepath.Join(rootDir, fmt.Sprintf("config.%s", strings.Join(groups[:r], "."))))
}
findPaths = append(findPaths, filepath.Join(rootDir, "config"))
for _, path := range findPaths {
if p, exist := existYamlFile(path); exist {
return p
}
}
return ""
}
func existYamlFile(yamlFileName string) (string, bool) {
for _, ext := range []string{".yml", ".yaml"} {
p := yamlFileName + ext
existed, isDir := internal.FileExist(p)
if existed && !isDir {
return p, true
}
}
return "", false
}