Files
gluetun/internal/storage/flush.go
Quentin McGaw (desktop) 3863cc439e Maint: internal/storage rework
- No more global variables
- Inject merged servers to configuration package
- Fix #566: configuration parsing to use persisted servers.json
- Move server data files from `internal/constants` to `internal/storage`
2021-08-27 19:10:03 +00:00

39 lines
781 B
Go

package storage
import (
"encoding/json"
"os"
"path/filepath"
"github.com/qdm12/gluetun/internal/models"
)
var _ Flusher = (*Storage)(nil)
type Flusher interface {
FlushToFile(allServers models.AllServers) error
}
func (s *Storage) FlushToFile(allServers models.AllServers) error {
return flushToFile(s.filepath, allServers)
}
func flushToFile(path string, servers models.AllServers) error {
dirPath := filepath.Dir(path)
if err := os.MkdirAll(dirPath, 0644); err != nil {
return err
}
file, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0644)
if err != nil {
return err
}
encoder := json.NewEncoder(file)
encoder.SetIndent("", " ")
if err := encoder.Encode(servers); err != nil {
_ = file.Close()
return err
}
return file.Close()
}