import (
"encoding/json"
"fmt"
+ "sort"
"time"
+ log "github.com/sirupsen/logrus"
+
+ "github.com/bytom/account"
"github.com/bytom/blockchain/query"
+ "github.com/bytom/crypto/sha3pool"
+ "github.com/bytom/protocol"
"github.com/bytom/protocol/bc/types"
- "sort"
)
const (
//UnconfirmedTxPrefix is txpool unconfirmed transactions prefix
- UnconfirmedTxPrefix = "UTXS:"
+ UnconfirmedTxPrefix = "UTXS:"
+ UnconfirmedTxCheckPeriod = 30 * time.Minute
+ MaxUnconfirmedTxDuration = 24 * time.Hour
)
func calcUnconfirmedTxKey(formatKey string) []byte {
return []byte(UnconfirmedTxPrefix + formatKey)
}
-// SaveUnconfirmedTx save unconfirmed annotated transaction to the database
-func (w *Wallet) SaveUnconfirmedTx(tx *types.Tx) error {
+// SortByTimestamp implements sort.Interface for AnnotatedTx slices
+type SortByTimestamp []*query.AnnotatedTx
+
+func (a SortByTimestamp) Len() int { return len(a) }
+func (a SortByTimestamp) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
+func (a SortByTimestamp) Less(i, j int) bool { return a[i].Timestamp > a[j].Timestamp }
+
+// AddUnconfirmedTx handle wallet status update when tx add into txpool
+func (w *Wallet) AddUnconfirmedTx(txD *protocol.TxDesc) {
+ if err := w.saveUnconfirmedTx(txD.Tx); err != nil {
+ log.WithField("err", err).Error("wallet fail on saveUnconfirmedTx")
+ }
+
+ utxos := txOutToUtxos(txD.Tx, txD.StatusFail, 0)
+ utxos = w.filterAccountUtxo(utxos)
+ w.AccountMgr.AddUnconfirmedUtxo(utxos)
+}
+
+// GetUnconfirmedTxs get account unconfirmed transactions, filter transactions by accountID when accountID is not empty
+func (w *Wallet) GetUnconfirmedTxs(accountID string) ([]*query.AnnotatedTx, error) {
+ annotatedTxs := []*query.AnnotatedTx{}
+ txIter := w.DB.IteratorPrefix([]byte(UnconfirmedTxPrefix))
+ defer txIter.Release()
+
+ for txIter.Next() {
+ annotatedTx := &query.AnnotatedTx{}
+ if err := json.Unmarshal(txIter.Value(), &annotatedTx); err != nil {
+ return nil, err
+ }
+
+ if accountID == "" || findTransactionsByAccount(annotatedTx, accountID) {
+ annotateTxsAsset(w, []*query.AnnotatedTx{annotatedTx})
+ annotatedTxs = append([]*query.AnnotatedTx{annotatedTx}, annotatedTxs...)
+ }
+ }
+
+ sort.Sort(SortByTimestamp(annotatedTxs))
+ return annotatedTxs, nil
+}
+
+// GetUnconfirmedTxByTxID get unconfirmed transaction by txID
+func (w *Wallet) GetUnconfirmedTxByTxID(txID string) (*query.AnnotatedTx, error) {
+ annotatedTx := &query.AnnotatedTx{}
+ txInfo := w.DB.Get(calcUnconfirmedTxKey(txID))
+ if txInfo == nil {
+ return nil, fmt.Errorf("No transaction(tx_id=%s) from txpool", txID)
+ }
+
+ if err := json.Unmarshal(txInfo, annotatedTx); err != nil {
+ return nil, err
+ }
+
+ annotateTxsAsset(w, []*query.AnnotatedTx{annotatedTx})
+ return annotatedTx, nil
+}
+
+// RemoveUnconfirmedTx handle wallet status update when tx removed from txpool
+func (w *Wallet) RemoveUnconfirmedTx(txD *protocol.TxDesc) {
+ if !w.checkRelatedTransaction(txD.Tx) {
+ return
+ }
+ w.DB.Delete(calcUnconfirmedTxKey(txD.Tx.ID.String()))
+ w.AccountMgr.RemoveUnconfirmedUtxo(txD.Tx.ResultIds)
+}
+
+func (w *Wallet) buildAnnotatedUnconfirmedTx(tx *types.Tx) *query.AnnotatedTx {
annotatedTx := &query.AnnotatedTx{
ID: tx.ID,
Timestamp: uint64(time.Now().Unix()),
for i := range tx.Outputs {
annotatedTx.Outputs = append(annotatedTx.Outputs, w.BuildAnnotatedOutput(tx, i))
}
+ return annotatedTx
+}
+
+// checkRelatedTransaction check related unconfirmed transaction.
+func (w *Wallet) checkRelatedTransaction(tx *types.Tx) bool {
+ for _, v := range tx.Outputs {
+ var hash [32]byte
+ sha3pool.Sum256(hash[:], v.ControlProgram)
+ if bytes := w.DB.Get(account.ContractKey(hash)); bytes != nil {
+ return true
+ }
+ }
+
+ for _, v := range tx.Inputs {
+ outid, err := v.SpentOutputID()
+ if err != nil {
+ continue
+ }
+ if bytes := w.DB.Get(account.StandardUTXOKey(outid)); bytes != nil {
+ return true
+ }
+ }
+ return false
+}
+
+// SaveUnconfirmedTx save unconfirmed annotated transaction to the database
+func (w *Wallet) saveUnconfirmedTx(tx *types.Tx) error {
+ if !w.checkRelatedTransaction(tx) {
+ return nil
+ }
// annotate account and asset
+ annotatedTx := w.buildAnnotatedUnconfirmedTx(tx)
annotatedTxs := []*query.AnnotatedTx{}
annotatedTxs = append(annotatedTxs, annotatedTx)
annotateTxsAccount(annotatedTxs, w.DB)
return nil
}
-// GetUnconfirmedTxByTxID get unconfirmed transaction by txID
-func (w *Wallet) GetUnconfirmedTxByTxID(txID string) (*query.AnnotatedTx, error) {
- annotatedTx := &query.AnnotatedTx{}
- txInfo := w.DB.Get(calcUnconfirmedTxKey(txID))
- if txInfo == nil {
- return nil, fmt.Errorf("No transaction(tx_id=%s) from txpool", txID)
+func (w *Wallet) delExpiredTxs() error {
+ AnnotatedTx, err := w.GetUnconfirmedTxs("")
+ if err != nil {
+ return err
}
-
- if err := json.Unmarshal(txInfo, annotatedTx); err != nil {
- return nil, err
+ for _, tx := range AnnotatedTx {
+ if time.Now().After(time.Unix(int64(tx.Timestamp), 0).Add(MaxUnconfirmedTxDuration)) {
+ w.DB.Delete(calcUnconfirmedTxKey(tx.ID.String()))
+ }
}
- annotateTxsAsset(w, []*query.AnnotatedTx{annotatedTx})
-
- return annotatedTx, nil
+ return nil
}
-// SortByTimestamp implements sort.Interface for AnnotatedTx slices
-type SortByTimestamp []*query.AnnotatedTx
-
-func (a SortByTimestamp) Len() int { return len(a) }
-func (a SortByTimestamp) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
-func (a SortByTimestamp) Less(i, j int) bool { return a[i].Timestamp > a[j].Timestamp }
-
-// GetUnconfirmedTxs get account unconfirmed transactions, filter transactions by accountID when accountID is not empty
-func (w *Wallet) GetUnconfirmedTxs(accountID string) ([]*query.AnnotatedTx, error) {
- annotatedTxs := []*query.AnnotatedTx{}
-
- txIter := w.DB.IteratorPrefix([]byte(UnconfirmedTxPrefix))
- defer txIter.Release()
- for txIter.Next() {
- annotatedTx := &query.AnnotatedTx{}
- if err := json.Unmarshal(txIter.Value(), &annotatedTx); err != nil {
- return nil, err
- }
-
- if accountID == "" || findTransactionsByAccount(annotatedTx, accountID) {
- annotateTxsAsset(w, []*query.AnnotatedTx{annotatedTx})
- annotatedTxs = append([]*query.AnnotatedTx{annotatedTx}, annotatedTxs...)
+//delUnconfirmedTx periodically delete locally stored timeout did not confirm txs
+func (w *Wallet) delUnconfirmedTx() {
+ if err := w.delExpiredTxs(); err != nil {
+ log.WithField("err", err).Error("wallet fail on delUnconfirmedTx")
+ return
+ }
+ ticker := time.NewTicker(UnconfirmedTxCheckPeriod)
+ defer ticker.Stop()
+ for {
+ <-ticker.C
+ if err := w.delExpiredTxs(); err != nil {
+ log.WithField("err", err).Error("wallet fail on delUnconfirmedTx")
}
}
-
- // sort SortByTimestamp by timestamp
- sort.Sort(SortByTimestamp(annotatedTxs))
- return annotatedTxs, nil
}