use quorum instead of all

synced-pool.go

@@ -302,14 +302,23 @@ func (r *RemoteHost) ConfirmChange(id CartId, host string) error {
 }
 
 func (p *SyncedPool) RequestOwnership(id CartId) error {
+	ok := 0
+	all := 0
 	for _, r := range p.remotes {
-		log.Printf("Confirming change of %s to %s (me) with %s\n", id, p.Hostname, r.Host)
+		// log.Printf("Confirming change of %s to %s (me) with %s\n", id, p.Hostname, r.Host)
 		err := r.ConfirmChange(id, p.Hostname)
-
+		all++
 		if err != nil {
 			log.Printf("Error confirming change: %v from %s\n", err, p.Hostname)
-			return err
+			continue
 		}
+		ok++
+	}
+	if ok == 0 && all > 0 {
+		return fmt.Errorf("no remotes confirmed change")
+	}
+	if ok < (all/2)+1 {
+		return fmt.Errorf("quorum not reached")
 	}
 	return nil
 }