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db optimizations

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This commit is contained in:
Tadge Dryja 2016-02-25 12:08:35 -08:00
parent f9a740d392
commit caf56aaff0
3 changed files with 31 additions and 31 deletions
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32
uspv/msghandler.go
View File

@ -141,22 +141,22 @@ func (s *SPVCon) TxHandler(m *wire.MsgTx) {
}
// check for double spends
allTxs, err := s.TS.GetAllTxs()
if err != nil {
log.Printf("Can't get txs from db: %s", err.Error())
return
}
dubs, err := CheckDoubleSpends(m, allTxs)
if err != nil {
log.Printf("CheckDoubleSpends error: %s", err.Error())
return
}
if len(dubs) > 0 {
for i, dub := range dubs {
fmt.Printf("dub %d known tx %s and new tx %s are exclusive!!!\n",
i, dub.String(), m.TxSha().String())
}
}
// allTxs, err := s.TS.GetAllTxs()
// if err != nil {
// log.Printf("Can't get txs from db: %s", err.Error())
// return
// }
// dubs, err := CheckDoubleSpends(m, allTxs)
// if err != nil {
// log.Printf("CheckDoubleSpends error: %s", err.Error())
// return
// }
// if len(dubs) > 0 {
// for i, dub := range dubs {
// fmt.Printf("dub %d known tx %s and new tx %s are exclusive!!!\n",
// i, dub.String(), m.TxSha().String())
// }
// }
hits, err := s.TS.Ingest(m, height)
if err != nil {
log.Printf("Incoming Tx error: %s\n", err.Error())

4
uspv/sortsignsend.go
View File

@ -76,10 +76,10 @@ func (s SortableUtxoSlice) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
// height 0 means your lesser
func (s SortableUtxoSlice) Less(i, j int) bool {
if s[i].AtHeight == 0 {
if s[i].AtHeight == 0 && s[j].AtHeight > 0 {
return true
}
if s[j].AtHeight == 0 {
if s[j].AtHeight == 0 && s[i].AtHeight > 0 {
return false
}
return s[i].Value < s[j].Value

26
uspv/utxodb.go
View File

@ -380,11 +380,11 @@ func (ts *TxStore) Ingest(tx *wire.MsgTx, height int32) (uint32, error) {
wPKscripts := make([][]byte, len(ts.Adrs))
aPKscripts := make([][]byte, len(ts.Adrs))
for i, adr := range ts.Adrs {
for i, _ := range ts.Adrs {
// iterate through all our addresses
// convert regular address to witness address. (split adrs later)
wa, err := btcutil.NewAddressWitnessPubKeyHash(
adr.PkhAdr.ScriptAddress(), ts.Param)
ts.Adrs[i].PkhAdr.ScriptAddress(), ts.Param)
if err != nil {
return hits, err
}
@ -393,7 +393,7 @@ func (ts *TxStore) Ingest(tx *wire.MsgTx, height int32) (uint32, error) {
if err != nil {
return hits, err
}
aPKscripts[i], err = txscript.PayToAddrScript(adr.PkhAdr)
aPKscripts[i], err = txscript.PayToAddrScript(ts.Adrs[i].PkhAdr)
if err != nil {
return hits, err
}
@ -440,10 +440,8 @@ func (ts *TxStore) Ingest(tx *wire.MsgTx, height int32) (uint32, error) {
return fmt.Errorf("error: db not initialized")
}
// first see if we lose utxos
// iterate through duffel bag and look for matches
// this makes us lose money, which is regrettable, but we need to know.
// var delOPs [][]byte
for _, nOP := range spentOPs {
v := duf.Get(nOP)
if v != nil {
@ -478,18 +476,20 @@ func (ts *TxStore) Ingest(tx *wire.MsgTx, height int32) (uint32, error) {
if err != nil {
return err
}
// stash for deletion
// delOPs = append(delOPs, nOP)
err = duf.Delete(nOP)
if err != nil {
return err
}
}
}
//delete everything even if it doesn't exist!
for _, dOP := range spentOPs {
err = duf.Delete(dOP)
if err != nil {
return err
}
}
// for _, dOP := range spentOPs {
// err = duf.Delete(dOP)
// if err != nil {
// return err
// }
// }
// done losing utxos, next gain utxos
// next add all new utxos to db, this is quick as the work is above
for _, ub := range nUtxoBytes {