// DepositScript constructs and returns a multi-signature redemption script where
// a certain number (Series.reqSigs) of the public keys belonging to the series
// with the given ID are required to sign the transaction for it to be successful.
func (p *Pool) DepositScript(seriesID uint32, branch Branch, index Index) ([]byte, error) {
series := p.Series(seriesID)
if series == nil {
str := fmt.Sprintf("series #%d does not exist", seriesID)
return nil, newError(ErrSeriesNotExists, str, nil)
}
pubKeys, err := branchOrder(series.publicKeys, branch)
if err != nil {
return nil, err
}
pks := make([]*btcutil.AddressPubKey, len(pubKeys))
for i, key := range pubKeys {
child, err := key.Child(uint32(index))
// TODO: implement getting the next index until we find a valid one,
// in case there is a hdkeychain.ErrInvalidChild.
if err != nil {
str := fmt.Sprintf("child #%d for this pubkey %d does not exist", index, i)
return nil, newError(ErrKeyChain, str, err)
}
pubkey, err := child.ECPubKey()
if err != nil {
str := fmt.Sprintf("child #%d for this pubkey %d does not exist", index, i)
return nil, newError(ErrKeyChain, str, err)
}
pks[i], err = btcutil.NewAddressPubKey(pubkey.SerializeCompressed(),
p.manager.ChainParams())
if err != nil {
str := fmt.Sprintf(
"child #%d for this pubkey %d could not be converted to an address",
index, i)
return nil, newError(ErrKeyChain, str, err)
}
}
script, err := txscript.MultiSigScript(pks, int(series.reqSigs))
if err != nil {
str := fmt.Sprintf("error while making multisig script hash, %d", len(pks))
return nil, newError(ErrScriptCreation, str, err)
}
return script, nil
}
func TestSignTxOutput(t *testing.T) {
t.Parallel()
// make key
// make script based on key.
// sign with magic pixie dust.
hashTypes := []txscript.SigHashType{
txscript.SigHashOld, // no longer used but should act like all
txscript.SigHashAll,
txscript.SigHashNone,
txscript.SigHashSingle,
txscript.SigHashAll | txscript.SigHashAnyOneCanPay,
txscript.SigHashNone | txscript.SigHashAnyOneCanPay,
txscript.SigHashSingle | txscript.SigHashAnyOneCanPay,
}
tx := &wire.MsgTx{
Version: 1,
TxIn: []*wire.TxIn{
{
PreviousOutPoint: wire.OutPoint{
Hash: wire.ShaHash{},
Index: 0,
},
Sequence: 4294967295,
},
{
PreviousOutPoint: wire.OutPoint{
Hash: wire.ShaHash{},
Index: 1,
},
Sequence: 4294967295,
},
{
PreviousOutPoint: wire.OutPoint{
Hash: wire.ShaHash{},
Index: 2,
},
Sequence: 4294967295,
},
},
TxOut: []*wire.TxOut{
{
Value: 1,
},
{
Value: 2,
},
{
Value: 3,
},
},
LockTime: 0,
}
// Pay to Pubkey Hash (uncompressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
if err := signAndCheck(msg, tx, i, pkScript, hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to Pubkey Hash (uncompressed) (merging with correct)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), sigScript)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, pkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to Pubkey Hash (compressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
if err := signAndCheck(msg, tx, i, pkScript, hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to Pubkey Hash (compressed) with duplicate merge
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), sigScript)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, pkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to PubKey (uncompressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
if err := signAndCheck(msg, tx, i, pkScript, hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to PubKey (uncompressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(nil), sigScript)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, pkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to PubKey (compressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
if err := signAndCheck(msg, tx, i, pkScript, hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to PubKey (compressed) with duplicate merge
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, pkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(nil), sigScript)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, pkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// As before, but with p2sh now.
// Pay to Pubkey Hash (uncompressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
break
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
if err := signAndCheck(msg, tx, i, scriptPkScript,
hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to Pubkey Hash (uncompressed) with duplicate merge
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
break
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, scriptPkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to Pubkey Hash (compressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
if err := signAndCheck(msg, tx, i, scriptPkScript,
hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to Pubkey Hash (compressed) with duplicate merge
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKeyHash(
btcutil.Hash160(pk), &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, scriptPkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to PubKey (uncompressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
if err := signAndCheck(msg, tx, i, scriptPkScript,
hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to PubKey (uncompressed) with duplicate merge
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeUncompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, false},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, scriptPkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Pay to PubKey (compressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
if err := signAndCheck(msg, tx, i, scriptPkScript,
hashType,
mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil); err != nil {
t.Error(err)
break
}
}
}
// Pay to PubKey (compressed)
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk := (*btcec.PublicKey)(&key.PublicKey).
SerializeCompressed()
address, err := btcutil.NewAddressPubKey(pk,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// by the above loop, this should be valid, now sign
// again and merge.
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address.EncodeAddress(): {key, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s a "+
"second time: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript, scriptPkScript)
if err != nil {
t.Errorf("twice signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Basic Multisig
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key1, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk1 := (*btcec.PublicKey)(&key1.PublicKey).
SerializeCompressed()
address1, err := btcutil.NewAddressPubKey(pk1,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
key2, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey 2 for %s: %v",
msg, err)
break
}
pk2 := (*btcec.PublicKey)(&key2.PublicKey).
SerializeCompressed()
address2, err := btcutil.NewAddressPubKey(pk2,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address 2 for %s: %v",
msg, err)
break
}
pkScript, err := txscript.MultiSigScript(
[]*btcutil.AddressPubKey{address1, address2},
2)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
if err := signAndCheck(msg, tx, i, scriptPkScript,
hashType,
mkGetKey(map[string]addressToKey{
address1.EncodeAddress(): {key1, true},
address2.EncodeAddress(): {key2, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil); err != nil {
t.Error(err)
break
}
}
}
// Two part multisig, sign with one key then the other.
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key1, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk1 := (*btcec.PublicKey)(&key1.PublicKey).
SerializeCompressed()
address1, err := btcutil.NewAddressPubKey(pk1,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
key2, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey 2 for %s: %v",
msg, err)
break
}
pk2 := (*btcec.PublicKey)(&key2.PublicKey).
SerializeCompressed()
address2, err := btcutil.NewAddressPubKey(pk2,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address 2 for %s: %v",
msg, err)
break
}
pkScript, err := txscript.MultiSigScript(
[]*btcutil.AddressPubKey{address1, address2},
2)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address1.EncodeAddress(): {key1, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// Only 1 out of 2 signed, this *should* fail.
if checkScripts(msg, tx, i, sigScript,
scriptPkScript) == nil {
t.Errorf("part signed script valid for %s", msg)
break
}
// Sign with the other key and merge
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address2.EncodeAddress(): {key2, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), sigScript)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg, err)
break
}
err = checkScripts(msg, tx, i, sigScript,
scriptPkScript)
if err != nil {
t.Errorf("fully signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
// Two part multisig, sign with one key then both, check key dedup
// correctly.
for _, hashType := range hashTypes {
for i := range tx.TxIn {
msg := fmt.Sprintf("%d:%d", hashType, i)
key1, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey for %s: %v",
msg, err)
break
}
pk1 := (*btcec.PublicKey)(&key1.PublicKey).
SerializeCompressed()
address1, err := btcutil.NewAddressPubKey(pk1,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address for %s: %v",
msg, err)
break
}
key2, err := btcec.NewPrivateKey(btcec.S256())
if err != nil {
t.Errorf("failed to make privKey 2 for %s: %v",
msg, err)
break
}
pk2 := (*btcec.PublicKey)(&key2.PublicKey).
SerializeCompressed()
address2, err := btcutil.NewAddressPubKey(pk2,
&chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make address 2 for %s: %v",
msg, err)
break
}
pkScript, err := txscript.MultiSigScript(
[]*btcutil.AddressPubKey{address1, address2},
2)
if err != nil {
t.Errorf("failed to make pkscript "+
"for %s: %v", msg, err)
}
scriptAddr, err := btcutil.NewAddressScriptHash(
pkScript, &chaincfg.TestNet3Params)
if err != nil {
t.Errorf("failed to make p2sh addr for %s: %v",
msg, err)
break
}
scriptPkScript, err := txscript.PayToAddrScript(
scriptAddr)
if err != nil {
t.Errorf("failed to make script pkscript for "+
"%s: %v", msg, err)
break
}
sigScript, err := txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address1.EncodeAddress(): {key1, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), nil)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg,
err)
break
}
// Only 1 out of 2 signed, this *should* fail.
if checkScripts(msg, tx, i, sigScript,
scriptPkScript) == nil {
t.Errorf("part signed script valid for %s", msg)
break
}
// Sign with the other key and merge
sigScript, err = txscript.SignTxOutput(
&chaincfg.TestNet3Params, tx, i, scriptPkScript,
hashType, mkGetKey(map[string]addressToKey{
address1.EncodeAddress(): {key1, true},
address2.EncodeAddress(): {key2, true},
}), mkGetScript(map[string][]byte{
scriptAddr.EncodeAddress(): pkScript,
}), sigScript)
if err != nil {
t.Errorf("failed to sign output %s: %v", msg, err)
break
}
// Now we should pass.
err = checkScripts(msg, tx, i, sigScript,
scriptPkScript)
if err != nil {
t.Errorf("fully signed script invalid for "+
"%s: %v", msg, err)
break
}
}
}
}
// TestMultiSigScript ensures the MultiSigScript function returns the expected
// scripts and errors.
func TestMultiSigScript(t *testing.T) {
t.Parallel()
// mainnet p2pk 13CG6SJ3yHUXo4Cr2RY4THLLJrNFuG3gUg
p2pkCompressedMain, err := btcutil.NewAddressPubKey(decodeHex("02192d7"+
"4d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4"),
&chaincfg.MainNetParams)
if err != nil {
t.Errorf("Unable to create pubkey address (compressed): %v",
err)
return
}
p2pkCompressed2Main, err := btcutil.NewAddressPubKey(decodeHex("03b0bd"+
"634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65"),
&chaincfg.MainNetParams)
if err != nil {
t.Errorf("Unable to create pubkey address (compressed 2): %v",
err)
return
}
p2pkUncompressedMain, err := btcutil.NewAddressPubKey(decodeHex("0411d"+
"b93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5c"+
"b2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b41"+
"2a3"), &chaincfg.MainNetParams)
if err != nil {
t.Errorf("Unable to create pubkey address (uncompressed): %v",
err)
return
}
tests := []struct {
keys []*btcutil.AddressPubKey
nrequired int
expected string
err error
}{
{
[]*btcutil.AddressPubKey{
p2pkCompressedMain,
p2pkCompressed2Main,
},
1,
"1 DATA_33 0x02192d74d0cb94344c9569c2e77901573d8d7903c" +
"3ebec3a957724895dca52c6b4 DATA_33 0x03b0bd634" +
"234abbb1ba1e986e884185c61cf43e001f9137f23c2c4" +
"09273eb16e65 2 CHECKMULTISIG",
nil,
},
{
[]*btcutil.AddressPubKey{
p2pkCompressedMain,
p2pkCompressed2Main,
},
2,
"2 DATA_33 0x02192d74d0cb94344c9569c2e77901573d8d7903c" +
"3ebec3a957724895dca52c6b4 DATA_33 0x03b0bd634" +
"234abbb1ba1e986e884185c61cf43e001f9137f23c2c4" +
"09273eb16e65 2 CHECKMULTISIG",
nil,
},
{
[]*btcutil.AddressPubKey{
p2pkCompressedMain,
p2pkCompressed2Main,
},
3,
"",
txscript.ErrBadNumRequired,
},
{
[]*btcutil.AddressPubKey{
p2pkUncompressedMain,
},
1,
"1 DATA_65 0x0411db93e1dcdb8a016b49840f8c53bc1eb68a382" +
"e97b1482ecad7b148a6909a5cb2e0eaddfb84ccf97444" +
"64f82e160bfa9b8b64f9d4c03f999b8643f656b412a3 " +
"1 CHECKMULTISIG",
nil,
},
{
[]*btcutil.AddressPubKey{
p2pkUncompressedMain,
},
2,
"",
txscript.ErrBadNumRequired,
},
}
t.Logf("Running %d tests", len(tests))
for i, test := range tests {
script, err := txscript.MultiSigScript(test.keys,
test.nrequired)
if err != test.err {
t.Errorf("MultiSigScript #%d unexpected error - "+
"got %v, want %v", i, err, test.err)
continue
}
expected := mustParseShortForm(test.expected)
if !bytes.Equal(script, expected) {
t.Errorf("MultiSigScript #%d got: %x\nwant: %x",
i, script, expected)
continue
}
}
}
func TestOpenChannelEncodeDecode(t *testing.T) {
teardown, manager := createTestManager(t)
defer teardown()
privKey, pubKey := btcec.PrivKeyFromBytes(btcec.S256(), key[:])
addr, err := btcutil.NewAddressPubKey(pubKey.SerializeCompressed(), ActiveNetParams)
if err != nil {
t.Fatalf("unable to create delivery address")
}
script, err := txscript.MultiSigScript([]*btcutil.AddressPubKey{addr, addr}, 2)
if err != nil {
t.Fatalf("unable to create redeemScript")
}
state := OpenChannel{
TheirLNID: id,
ChanID: id,
MinFeePerKb: btcutil.Amount(5000),
OurCommitKey: privKey,
TheirCommitKey: pubKey,
Capacity: btcutil.Amount(10000),
OurBalance: btcutil.Amount(3000),
TheirBalance: btcutil.Amount(7000),
TheirCommitTx: testTx,
OurCommitTx: testTx,
FundingTx: testTx,
MultiSigKey: privKey,
FundingRedeemScript: script,
TheirCurrentRevocation: rev,
OurDeliveryAddress: addr,
TheirDeliveryAddress: addr,
CsvDelay: 5,
NumUpdates: 1,
TotalSatoshisSent: 1,
TotalSatoshisReceived: 2,
CreationTime: time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
}
var b bytes.Buffer
if err := state.Encode(&b, manager); err != nil {
t.Fatalf("unable to encode channel state: %v", err)
}
reader := bytes.NewReader(b.Bytes())
newState := &OpenChannel{}
if err := newState.Decode(reader, manager); err != nil {
t.Fatalf("unable to decode channel state: %v", err)
}
// The decoded channel state should be identical to what we stored
// above.
if !bytes.Equal(state.TheirLNID[:], newState.TheirLNID[:]) {
t.Fatalf("their id doesn't match")
}
if !bytes.Equal(state.ChanID[:], newState.ChanID[:]) {
t.Fatalf("chan id's don't match")
}
if state.MinFeePerKb != newState.MinFeePerKb {
t.Fatalf("fee/kb doens't match")
}
if !bytes.Equal(state.OurCommitKey.Serialize(),
newState.OurCommitKey.Serialize()) {
t.Fatalf("our commit key dont't match")
}
if !bytes.Equal(state.TheirCommitKey.SerializeCompressed(),
newState.TheirCommitKey.SerializeCompressed()) {
t.Fatalf("their commit key dont't match")
}
if state.Capacity != newState.Capacity {
t.Fatalf("capacity doesn't match")
}
if state.OurBalance != newState.OurBalance {
t.Fatalf("our balance doesn't match")
}
if state.TheirBalance != newState.TheirBalance {
t.Fatalf("their balance doesn't match")
}
var b1, b2 bytes.Buffer
if err := state.TheirCommitTx.Serialize(&b1); err != nil {
t.Fatalf("unable to serialize transaction")
}
if err := newState.TheirCommitTx.Serialize(&b2); err != nil {
t.Fatalf("unable to serialize transaction")
}
if !bytes.Equal(b1.Bytes(), b2.Bytes()) {
t.Fatalf("theirCommitTx doesn't match")
}
b1.Reset()
b2.Reset()
if err := state.OurCommitTx.Serialize(&b1); err != nil {
t.Fatalf("unable to serialize transaction")
}
if err := newState.OurCommitTx.Serialize(&b2); err != nil {
t.Fatalf("unable to serialize transaction")
}
if !bytes.Equal(b1.Bytes(), b2.Bytes()) {
t.Fatalf("ourCommitTx doesn't match")
}
b1.Reset()
b2.Reset()
if err := state.FundingTx.Serialize(&b1); err != nil {
t.Fatalf("unable to serialize transaction")
}
if err := newState.FundingTx.Serialize(&b2); err != nil {
t.Fatalf("unable to serialize transaction")
}
if !bytes.Equal(b1.Bytes(), b2.Bytes()) {
t.Fatalf("funding tx doesn't match")
}
if !bytes.Equal(state.MultiSigKey.Serialize(),
newState.MultiSigKey.Serialize()) {
t.Fatalf("multisig key doesn't match")
}
if !bytes.Equal(state.FundingRedeemScript, newState.FundingRedeemScript) {
t.Fatalf("redeem script doesn't match")
}
if state.OurDeliveryAddress.EncodeAddress() != newState.OurDeliveryAddress.EncodeAddress() {
t.Fatalf("our delivery address doesn't match")
}
if state.TheirDeliveryAddress.EncodeAddress() != newState.TheirDeliveryAddress.EncodeAddress() {
t.Fatalf("their delivery address doesn't match")
}
if state.NumUpdates != newState.NumUpdates {
t.Fatalf("num updates doesn't match: %v vs %v",
state.NumUpdates, newState.NumUpdates)
}
if state.CsvDelay != newState.CsvDelay {
t.Fatalf("csv delay doesn't match: %v vs %v",
state.CsvDelay, newState.CsvDelay)
}
if state.TotalSatoshisSent != newState.TotalSatoshisSent {
t.Fatalf("satoshis sent doesn't match: %v vs %v",
state.TotalSatoshisSent, newState.TotalSatoshisSent)
}
if state.TotalSatoshisReceived != newState.TotalSatoshisReceived {
t.Fatalf("satoshis received doesn't match")
}
if state.CreationTime.Unix() != newState.CreationTime.Unix() {
t.Fatalf("creation time doesn't match")
}
}
