func init() {
tx := spendOutput(&chainhash.Hash{}, 0, 0, 10e8)
rec, err := wtxmgr.NewTxRecordFromMsgTx(tx, timeNow())
if err != nil {
panic(err)
}
exampleTxRecordA = rec
tx = spendOutput(&exampleTxRecordA.Hash, 0, 0, 5e8, 5e8)
rec, err = wtxmgr.NewTxRecordFromMsgTx(tx, timeNow())
if err != nil {
panic(err)
}
exampleTxRecordB = rec
}
// TstCreateCreditsOnStore inserts a new credit in the given store for
// every item in the amounts slice.
func TstCreateCreditsOnStore(t *testing.T, s *wtxmgr.Store, pkScript []byte,
amounts []int64) []wtxmgr.Credit {
msgTx := createMsgTx(pkScript, amounts)
meta := &wtxmgr.BlockMeta{
Block: wtxmgr.Block{Height: TstInputsBlock},
}
rec, err := wtxmgr.NewTxRecordFromMsgTx(msgTx, time.Now())
if err != nil {
t.Fatal(err)
}
if err := s.InsertTx(rec, meta); err != nil {
t.Fatal("Failed to create inputs: ", err)
}
credits := make([]wtxmgr.Credit, len(msgTx.TxOut))
for i := range msgTx.TxOut {
if err := s.AddCredit(rec, meta, uint32(i), false); err != nil {
t.Fatal("Failed to create inputs: ", err)
}
credits[i] = wtxmgr.Credit{
OutPoint: wire.OutPoint{
Hash: rec.Hash,
Index: uint32(i),
},
BlockMeta: *meta,
Amount: dcrutil.Amount(msgTx.TxOut[i].Value),
PkScript: msgTx.TxOut[i].PkScript,
}
}
return credits
}
func (tx *changeAwareTx) addSelfToStore(store *wtxmgr.Store) error {
rec, err := wtxmgr.NewTxRecordFromMsgTx(tx.MsgTx, time.Now())
if err != nil {
return newError(ErrWithdrawalTxStorage, "error constructing TxRecord for storing", err)
}
if err := store.InsertTx(rec, nil); err != nil {
return newError(ErrWithdrawalTxStorage, "error adding tx to store", err)
}
if tx.changeIdx != -1 {
if err = store.AddCredit(rec, nil, uint32(tx.changeIdx), true); err != nil {
return newError(ErrWithdrawalTxStorage, "error adding tx credits to store", err)
}
}
return nil
}
// SignTx signs every input of the given MsgTx by looking up (on the addr
// manager) the redeem script for each of them and constructing the signature
// script using that and the given raw signatures.
// This function must be called with the manager unlocked.
func SignTx(msgtx *wire.MsgTx, sigs TxSigs, mgr *waddrmgr.Manager, store *wtxmgr.Store) error {
// We use time.Now() here as we're not going to store the new TxRecord
// anywhere -- we just need it to pass to store.PreviousPkScripts().
rec, err := wtxmgr.NewTxRecordFromMsgTx(msgtx, time.Now())
if err != nil {
return newError(ErrTxSigning, "failed to construct TxRecord for signing", err)
}
pkScripts, err := store.PreviousPkScripts(rec, nil)
if err != nil {
return newError(ErrTxSigning, "failed to obtain pkScripts for signing", err)
}
for i, pkScript := range pkScripts {
if err = signMultiSigUTXO(mgr, msgtx, i, pkScript, sigs[i]); err != nil {
return err
}
}
return nil
}
func (c *Client) onRecvTx(tx *dcrutil.Tx, block *dcrjson.BlockDetails) {
blk, err := parseBlock(block)
if err != nil {
// Log and drop improper notification.
log.Errorf("recvtx notification bad block: %v", err)
return
}
rec, err := wtxmgr.NewTxRecordFromMsgTx(tx.MsgTx(), time.Now())
if err != nil {
log.Errorf("Cannot create transaction record for relevant "+
"tx: %v", err)
return
}
select {
case c.enqueueNotification <- RelevantTx{rec, blk}:
case <-c.quit:
}
}