multi: Always iterate over all VSP tickets.

ForUnspentUnexpiredTickets now collects all errors which occur and
returns them at once, rather than returning on first error.

internal/rpc/jsonrpc/methods.go

@@ -4674,34 +4674,29 @@ func (s *Server) updateVSPVoteChoices(ctx context.Context, w *wallet.Wallet, tic
 		err = vspClient.SetVoteChoice(ctx, ticketHash, choices, tspendPolicy, treasuryPolicy)
 		return err
 	}
-	var firstErr error
+
 	err := w.ForUnspentUnexpiredTickets(ctx, func(hash *chainhash.Hash) error {
 		vspHost, err := w.VSPHostForTicket(ctx, hash)
-		if err != nil && firstErr == nil {
+		if err != nil {
 			if errors.Is(err, errors.NotExist) {
 				// Ticket is not registered with a VSP, nothing more to do here.
 				return nil
 			}
-			firstErr = err
-			return nil
+			return err
 		}
 		vspClient, err := loader.LookupVSP(vspHost)
-		if err != nil && firstErr == nil {
-			firstErr = err
-			return nil
+		if err != nil {
+			return err
 		}
 		// Never return errors here, so all tickets are tried.
 		// The first error will be returned to the user.
 		err = vspClient.SetVoteChoice(ctx, hash, choices, tspendPolicy, treasuryPolicy)
-		if err != nil && firstErr == nil {
-			firstErr = err
+		if err != nil {
+			return err
 		}
 		return nil
 	})
-	if err != nil {
-		return err
-	}
-	return firstErr
+	return err
 }
 
 // signMessage signs the given message with the private key for the given

internal/rpc/rpcserver/server.go

@@ -4311,22 +4311,25 @@ func (s *walletServer) SetVspdVoteChoices(ctx context.Context, req *pb.SetVspdVo
 	}
 
 	err = s.wallet.ForUnspentUnexpiredTickets(ctx, func(hash *chainhash.Hash) error {
-		// Skip errors here, but should we log at least?
 		choices, _, err := s.wallet.AgendaChoices(ctx, hash)
 		if err != nil {
-			return nil
+			return err
 		}
 		ticketHost, err := s.wallet.VSPHostForTicket(ctx, hash)
 		if err != nil {
 			return err
 		}
 		if ticketHost == vspHost {
-			_ = vspClient.SetVoteChoice(ctx, hash, choices, tSpendChoices, treasuryChoices)
+			err = vspClient.SetVoteChoice(ctx, hash, choices, tSpendChoices, treasuryChoices)
+			if err != nil {
+				return err
+			}
 		}
 		return nil
 	})
 	if err != nil {
-		return nil, status.Errorf(codes.Unknown, "ForUnspentUnexpiredTickets failed. Error: %v", err)
+		return nil, status.Errorf(codes.Unknown, "ForUnspentUnexpiredTickets failed. Error: %v",
+			err)
 	}
 
 	return &pb.SetVspdVoteChoicesResponse{}, nil

wallet/wallet.go

@@ -5882,6 +5882,9 @@ func (w *Wallet) ForUnspentUnexpiredTickets(ctx context.Context,
 
 	params := w.ChainParams()
 
+	// Quietly collect any errors returned by f to ensure f is called on every
+	// ticket. All errors are returned to the caller at the end.
+	var errs []error
 	iter := func(ticketSummaries []*TicketSummary, _ *wire.BlockHeader) (bool, error) {
 		for _, ticketSummary := range ticketSummaries {
 			switch ticketSummary.Status {
@@ -5895,6 +5898,7 @@ func (w *Wallet) ForUnspentUnexpiredTickets(ctx context.Context,
 			ticketHash := *ticketSummary.Ticket.Hash
 			err := f(&ticketHash)
 			if err != nil {
+				errs = append(errs, err)
 				continue
 			}
 		}
@@ -5908,7 +5912,13 @@ func (w *Wallet) ForUnspentUnexpiredTickets(ctx context.Context,
 		int32(params.TicketExpiry+uint32(params.TicketMaturity)-requiredConfs)
 	startBlock := NewBlockIdentifierFromHeight(startBlockNum)
 	endBlock := NewBlockIdentifierFromHeight(blockHeight)
-	return w.GetTickets(ctx, iter, startBlock, endBlock)
+
+	err := w.GetTickets(ctx, iter, startBlock, endBlock)
+	if err != nil {
+		errs = append(errs, err)
+	}
+
+	return errors.Join(errs...)
 }
 
 // UnprocessedTickets returns the hash of every live/immature ticket in the
@@ -5940,6 +5950,9 @@ func (w *Wallet) UnprocessedTickets(ctx context.Context) ([]*chainhash.Hash, err
 		unmanagedTickets = append(unmanagedTickets, hash)
 		return nil
 	})
+	if err != nil {
+		return nil, err
+	}
 
-	return unmanagedTickets, err
+	return unmanagedTickets, nil
 }