func (s *Server) LoadSnapshot(r io.Reader) error {
sc := snapshot.NewScanner(r)
for sc.Scan() {
cursor, err := utils.ParseHostCursor(sc.Message)
if err != nil {
return err
}
s.Cursors.Update(string(sc.Message.Hostname), cursor)
s.Aggregator.Feed(sc.Message)
}
return sc.Err()
}
func (a *Aggregator) ReplaySnapshot(path string) error {
f, err := os.Open(path)
if os.IsNotExist(err) {
return nil
}
if err != nil {
return err
}
s := snapshot.NewScanner(f)
for s.Scan() {
a.msgc <- s.Message
}
return s.Err()
}