only ask for confirmation if healthy

synced-pool.go

@@ -107,7 +107,7 @@ func (p *SyncedPool) GrainOwnerChangeHandler(data []byte) (PoolMessage, []byte,
 	host := idAndHostParts[1]
 	log.Printf("Handling remote grain owner change to %s for id %s\n", host, id)
 	for _, r := range p.remotes {
-		if r.Host == host {
+		if r.Host == host && r.IsHealthy() {
 			// log.Printf("Remote grain %s changed to %s\n", id, host)
 
 			go p.SpawnRemoteGrain(id, host)
@@ -324,6 +324,9 @@ func (p *SyncedPool) RequestOwnership(id CartId) error {
 	all := 0
 	p.mu.RLock()
 	for _, r := range p.remotes {
+		if !r.IsHealthy() {
+			continue
+		}
 		log.Printf("Asking for confirmation change of %s to %s (me) with %s\n", id, p.Hostname, r.Host)
 		err := r.ConfirmChange(id, p.Hostname)
 		all++