GoToSocial/internal/blob/local.go

71 lines
1.7 KiB
Go

package blob
import (
"fmt"
"os"
"path/filepath"
"strings"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/config"
)
// NewLocal returns an implementation of the Storage interface that uses
// the local filesystem for storing and retrieving files, attachments, etc.
func NewLocal(c *config.Config, log *logrus.Logger) (Storage, error) {
return &localStorage{
config: c,
log: log,
}, nil
}
type localStorage struct {
config *config.Config
log *logrus.Logger
}
func (s *localStorage) StoreFileAt(path string, data []byte) error {
l := s.log.WithField("func", "StoreFileAt")
l.Debugf("storing at path %s", path)
components := strings.Split(path, "/")
dir := strings.Join(components[0:len(components)-1], "/")
if err := os.MkdirAll(dir, 0777); err != nil {
return fmt.Errorf("error writing file at %s: %s", path, err)
}
if err := os.WriteFile(path, data, 0777); err != nil {
return fmt.Errorf("error writing file at %s: %s", path, err)
}
return nil
}
func (s *localStorage) RetrieveFileFrom(path string) ([]byte, error) {
l := s.log.WithField("func", "RetrieveFileFrom")
l.Debugf("retrieving from path %s", path)
b, err := os.ReadFile(path)
if err != nil {
return nil, fmt.Errorf("error reading file at %s: %s", path, err)
}
return b, nil
}
func (s *localStorage) ListKeys() ([]string, error) {
keys := []string{}
err := filepath.Walk(s.config.StorageConfig.BasePath, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if !info.IsDir() {
keys = append(keys, path)
}
return nil
})
if err != nil {
return nil, err
}
return keys, nil
}
func (s *localStorage) RemoveFileAt(path string) error {
return os.Remove(path)
}