version bump + changelog (#2255)

changelog.txt

@@ -1,3 +1,25 @@
+Kaspad v0.12.16 - 2023-12-25
+===========================
+
+* Adapt wallet UTXO selection to dust patch (#2254)
+
+Kaspad v0.12.15 - 2023-12-16
+===========================
+
+* Update ECDSA address test to use a valid public key (#2202)
+* Fix off by small amounts in sent amount kaspa (#2220)
+* Use removeRedeemers correctly by (#2235)
+* Fix windows asset building by increasing go version (#2245)
+* Added a mainnet dnsseeder (#2247)
+* Fix extract atomic swap data pushes (#2203)
+* Adapt kaspawallet to support testnet 11 (#2211)
+* Fix type detection in RemoveInvalidTransactions (#2252)
+
+Kaspad v0.12.14 - 2023-09-26
+===========================
+
+* Anti-spam measurements against dust attack (#2223)
+
 Kaspad v0.12.13 - 2023-03-06
 ===========================
 

cmd/kaspawallet/daemon/server/create_unsigned_transaction.go

@@ -135,7 +135,11 @@ func (s *server) selectUTXOs(spendAmount uint64, isSendAll bool, feePerInput uin
 
 		fee := feePerInput * uint64(len(selectedUTXOs))
 		totalSpend := spendAmount + fee
-		if !isSendAll && totalValue >= totalSpend {
+		// Two break cases (if not send all):
+		// 		1. totalValue == totalSpend, so there's no change needed -> number of outputs = 1, so a single input is sufficient
+		// 		2. totalValue > totalSpend, so there will be change and 2 outputs, therefor in order to not struggle with new dust
+		// 		   rules we try and find at least 2 inputs (even though the next one is not necessary in terms of spend value)
+		if !isSendAll && (totalValue == totalSpend || (totalValue > totalSpend && len(selectedUTXOs) > 1)) {
 			break
 		}
 	}

cmd/kaspawallet/send.go

@@ -75,23 +75,29 @@ func send(conf *sendConfig) error {
 		signedTransactions[i] = signedTransaction
 	}
 
-	if len(signedTransactions) > 1 {
-		fmt.Printf("Broadcasting %d transactions\n", len(signedTransactions))
-	}
-
+	fmt.Printf("Broadcasting %d transaction(s)\n", len(signedTransactions))
 	// Since we waited for user input when getting the password, which could take unbound amount of time -
 	// create a new context for broadcast, to reset the timeout.
 	broadcastCtx, broadcastCancel := context.WithTimeout(context.Background(), daemonTimeout)
 	defer broadcastCancel()
 
-	response, err := daemonClient.Broadcast(broadcastCtx, &pb.BroadcastRequest{Transactions: signedTransactions})
-	if err != nil {
-		return err
-	}
-	fmt.Println("Transactions were sent successfully")
-	fmt.Println("Transaction ID(s): ")
-	for _, txID := range response.TxIDs {
-		fmt.Printf("\t%s\n", txID)
+	const chunkSize = 100 // To avoid sending a message bigger than the gRPC max message size, we split it to chunks
+	for offset := 0; offset < len(signedTransactions); offset += chunkSize {
+		end := len(signedTransactions)
+		if offset+chunkSize <= len(signedTransactions) {
+			end = offset + chunkSize
+		}
+
+		chunk := signedTransactions[offset:end]
+		response, err := daemonClient.Broadcast(broadcastCtx, &pb.BroadcastRequest{Transactions: chunk})
+		if err != nil {
+			return err
+		}
+		fmt.Printf("Broadcasted %d transaction(s) (broadcasted %.2f%% of the transactions so far)\n", len(chunk), 100*float64(end)/float64(len(signedTransactions)))
+		fmt.Println("Broadcasted Transaction ID(s): ")
+		for _, txID := range response.TxIDs {
+			fmt.Printf("\t%s\n", txID)
+		}
 	}
 
 	if conf.Verbose {

version/version.go

@@ -11,7 +11,7 @@ const validCharacters = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrs
 const (
 	appMajor uint = 0
 	appMinor uint = 12
-	appPatch uint = 15
+	appPatch uint = 16
 )
 
 // appBuild is defined as a variable so it can be overridden during the build