func putRoutingRecord(ds datastore.Datastore, k string, value *pb.Record) error {
data, err := proto.Marshal(value)
if err != nil {
return err
}
dskey := dshelp.NewKeyFromBinary([]byte(k))
// TODO namespace
if err := ds.Put(dskey, data); err != nil {
return err
}
return nil
}
func putRoutingProviders(ds datastore.Datastore, k string, newRecords []*dhtpb.Message_Peer) error {
log.Event(context.Background(), "putRoutingProviders")
oldRecords, err := getRoutingProviders(ds, k)
if err != nil {
return err
}
mergedRecords := make(map[string]*dhtpb.Message_Peer)
for _, provider := range oldRecords {
mergedRecords[provider.GetId()] = provider // add original records
}
for _, provider := range newRecords {
mergedRecords[provider.GetId()] = provider // overwrite old record if new exists
}
var protomsg dhtpb.Message
protomsg.ProviderPeers = make([]*dhtpb.Message_Peer, 0, len(mergedRecords))
for _, provider := range mergedRecords {
protomsg.ProviderPeers = append(protomsg.ProviderPeers, provider)
}
data, err := proto.Marshal(&protomsg)
if err != nil {
return err
}
return ds.Put(providerKey(k), data)
}