Add some logs

Author: yaslama

bitcoind/bitcoind.go

@@ -19,52 +19,44 @@ func GetSenderAddresses(destTxs []string) ([]string, error) {
 		return nil, fmt.Errorf("cannot create a bitcoind client")
 	}
 	addrs := []string{}
+	errs := []error{}
 	for _, txid := range destTxs {
 		t, err := bc.GetRawTransaction(txid, true)
 		if err != nil {
+			log.Printf("GetSenderAddresses - GetRawTransaction(%s) error: %v", txid, err)
+			errs = append(errs, err)
 			continue
 		}
 		rawtx, ok := t.(gbitcoind.RawTransaction)
 		if !ok {
+			err = fmt.Errorf("failed to cast txid %s to RawTransaction", txid)
+			log.Printf("GetSenderAddresses - %v", err)
+			errs = append(errs, err)
 			continue
 		}
 		for _, vin := range rawtx.Vin {
 			tin, err := bc.GetRawTransaction(vin.Txid, true)
 			if err != nil {
+				log.Printf("GetSenderAddresses - GetRawTransaction(%s) error: %v", vin.Txid, err)
+				errs = append(errs, err)
 				continue
 			}
 			rawtin, ok := tin.(gbitcoind.RawTransaction)
 			if !ok {
+				err = fmt.Errorf("failed to cast txid %s to RawTransaction", txid)
+				log.Printf("GetSenderAddresses - %v", err)
+				errs = append(errs, err)
 				continue
 			}
 			spk := rawtin.Vout[vin.Vout].ScriptPubKey
 			addrs = append(addrs, spk.Address)
 			addrs = append(addrs, spk.Addresses...)
-			//fmt.Printf("from addr: %v\n", address)
 		}
 	}
-	return addrs, nil
-}
 
-func GetTransaction(txid string) (*gbitcoind.RawTransaction, error) {
-	bitcoindPort, err := strconv.Atoi(os.Getenv("BITCOIND_PORT"))
-	if err != nil {
-		return nil, fmt.Errorf("no valid port for bitcoind: %v", os.Getenv("BITCOIND_PORT"))
-	}
-	bc, err := gbitcoind.New(os.Getenv("BITCOIND_HOST"), bitcoindPort, os.Getenv("BITCOIND_USER"), os.Getenv("BITCOIND_PASSWORD"), false)
-	if err != nil {
-		return nil, fmt.Errorf("cannot create a bitcoind client: %w", err)
+	err = nil
+	if len(errs) > 0 {
+		err = fmt.Errorf("failed to get some addresses")
 	}
-
-	t, err := bc.GetRawTransaction(txid, true)
-	if err != nil {
-		return nil, fmt.Errorf("error getting tx: %w", err)
-	}
-
-	rawtx, ok := t.(gbitcoind.RawTransaction)
-	if !ok {
-		return nil, fmt.Errorf("tx is not a gbitcoind.RawTransaction: %w", err)
-	}
-
-	return &rawtx, nil
+	return addrs, err
 }