GoToSocial/internal/blob/inmem.go

56 lines
1.4 KiB
Go

package blob
import (
"fmt"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/config"
)
// NewInMem returns an in-memory implementation of the Storage interface.
// This is good for testing and whatnot but ***SHOULD ABSOLUTELY NOT EVER
// BE USED IN A PRODUCTION SETTING***, because A) everything will be wiped out
// if you restart the server and B) if you store lots of images your RAM use
// will absolutely go through the roof.
func NewInMem(c *config.Config, log *logrus.Logger) (Storage, error) {
return &inMemStorage{
stored: make(map[string][]byte),
log: log,
}, nil
}
type inMemStorage struct {
stored map[string][]byte
log *logrus.Logger
}
func (s *inMemStorage) StoreFileAt(path string, data []byte) error {
l := s.log.WithField("func", "StoreFileAt")
l.Debugf("storing at path %s", path)
s.stored[path] = data
return nil
}
func (s *inMemStorage) RetrieveFileFrom(path string) ([]byte, error) {
l := s.log.WithField("func", "RetrieveFileFrom")
l.Debugf("retrieving from path %s", path)
d, ok := s.stored[path]
if !ok || len(d) == 0 {
return nil, fmt.Errorf("no data found at path %s", path)
}
return d, nil
}
func (s *inMemStorage) ListKeys() ([]string, error) {
keys := []string{}
for k := range s.stored {
keys = append(keys, k)
}
return keys, nil
}
func (s *inMemStorage) RemoveFileAt(path string) error {
delete(s.stored, path)
return nil
}