74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package main
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import (
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"encoding/gob"
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"time"
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)
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func init() {
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gob.Register(map[uint64]int64{})
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}
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type DiskStorage struct {
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stateFile string
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lastSave time.Time
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LastSaves map[uint64]time.Time
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}
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func NewDiskStorage(stateFile string) (*DiskStorage, error) {
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ret := &DiskStorage{
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stateFile: stateFile,
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LastSaves: make(map[uint64]time.Time),
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}
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//err := ret.loadState()
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return ret, nil
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}
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// func saveMessages(_ interface{}, _ CartId) error {
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// // No-op: legacy event log persistence removed in oneof refactor.
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// return nil
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// }
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// func getCartPath(id string) string {
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// return fmt.Sprintf("data/%s.prot", id)
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// }
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// func loadMessages(_ Grain, _ CartId) error {
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// // No-op: legacy replay removed in oneof refactor.
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// return nil
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// }
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// func (s *DiskStorage) saveState() error {
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// tmpFile := s.stateFile + "_tmp"
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// file, err := os.Create(tmpFile)
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// if err != nil {
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// return err
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// }
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// defer file.Close()
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// err = gob.NewEncoder(file).Encode(s.LastSaves)
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// if err != nil {
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// return err
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// }
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// os.Remove(s.stateFile + ".bak")
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// os.Rename(s.stateFile, s.stateFile+".bak")
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// return os.Rename(tmpFile, s.stateFile)
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// }
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// func (s *DiskStorage) loadState() error {
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// file, err := os.Open(s.stateFile)
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// if err != nil {
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// return err
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// }
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// defer file.Close()
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// return gob.NewDecoder(file).Decode(&s.LastSaves)
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// }
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func (s *DiskStorage) Store(id CartId, _ *CartGrain) error {
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// With the removal of the legacy message log, we only update the timestamp.
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ts := time.Now()
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s.LastSaves[uint64(id)] = ts
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s.lastSave = ts
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return nil
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}
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