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vars.go
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vars.go
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/*
* Copyright (c) 2018. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
// Package configs provides tools for managing configurations
package config
import (
"fmt"
"os"
"path/filepath"
"sync"
"github.com/micro/go-config/reader"
"github.com/pydio/go-os/config"
"github.com/pydio/go-os/config/source/file"
"github.com/pydio/cells/common/config/envvar"
)
var (
PydioConfigDir = ApplicationDataDir()
PydioConfigFile = "pydio.json"
configMutex = &sync.Mutex{}
defaultConfig *Config
once sync.Once
done uint32
)
// Config wrapper around micro Config
type Config struct {
config.Config
}
func init() {
copySampleConfig(filepath.Join(PydioConfigDir, PydioConfigFile))
}
// Default Config with initialisation
func Default() *Config {
once.Do(func() {
defaultConfig = &Config{config.NewConfig(
// config.WithSource(newEnvSource()),
config.WithSource(newLocalSource()),
)}
})
return defaultConfig
}
func newEnvSource() config.Source {
return envvar.NewSource(
config.SourceName("PYDIO"),
)
}
func newLocalSource() config.Source {
return file.NewSource(
config.SourceName(filepath.Join(PydioConfigDir, PydioConfigFile)),
)
}
func Get(path ...string) reader.Value {
return Default().Get(path...)
}
func Set(val interface{}, path ...string) {
Default().Set(val, path...)
}
func Del(path ...string) {
Default().Del(path...)
}
func setConfigsInFile(filename string, data interface{}) error {
f, err := os.OpenFile(filename, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
if err != nil {
return err
}
defer f.Close()
if _, err := f.WriteString(fmt.Sprintf("%s", data)); err != nil {
return err
}
return nil
}
// func newConfig() *Config {
// dir := ApplicationDataDir()
//
// copySampleConfig(filepath.Join(dir, pydioConfigFile))
//
// // Setting the sources
// // 1 . From the sample file
// // 2 . From the local save
// // 3 . From the server save
// src1 := file.NewSource(config.SourceName(filepath.Join(dir, pydioConfigFile)))
// src2 := NewSource(config.SourceClient(defaults.NewClient()))
//
// // Create a default config handle with the 3 sources
// return &Config{
// Config: config.NewConfig(
// config.WithSource(src2),
// config.WithSource(src1),
// config.PollInterval(5*time.Second),
// )}
// }
func (c *Config) Unmarshal(val interface{}) error {
return c.Config.Get().Scan(&val)
}
func (c *Config) UnmarshalKey(key string, val interface{}) error {
return c.Config.Get(key).Scan(&val)
}
func copySampleConfig(filename string) {
if _, err := os.Stat(filename); err == nil {
return
}
dst, err := os.Create(filename)
if err != nil {
return
}
defer dst.Close()
_, err = dst.WriteString(SampleConfig)
if err != nil {
fmt.Println("Config copy failed")
os.Exit(1)
}
err = dst.Sync()
if err != nil {
fmt.Println("Could not sync config file")
os.Exit(1)
}
}
func watchConfig() {
}
// GetFile that contain the local config
func GetFile() string {
return filepath.Join(PydioConfigDir, PydioConfigFile)
}