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Rename mempool to mempool_utxo

indexv1
Martin Boehm 2018-03-27 17:36:16 +02:00
parent 6a1748814a
commit 26de7eb384
2 changed files with 18 additions and 19 deletions
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2
bchain/coins/btc/bitcoinrpc.go
View File

@ -26,7 +26,7 @@ type BitcoinRPC struct {
Parser bchain.BlockChainParser
Testnet bool
Network string
Mempool *bchain.Mempool
Mempool *bchain.UTXOMempool
ParseBlocks bool
mq *bchain.MQ
}

35
bchain/mempool.go → bchain/mempool_utxo.go
View File

@ -7,9 +7,8 @@ import (
"github.com/golang/glog"
)
// TODO rename
type scriptIndex struct {
script string
type addrIndex struct {
addrID string
n uint32
}
@ -19,12 +18,12 @@ type outpoint struct {
}
type inputOutput struct {
outputs []scriptIndex
outputs []addrIndex
inputs []outpoint
}
// Mempool is mempool handle.
type Mempool struct {
// UTXOMempool is mempool handle.
type UTXOMempool struct {
chain BlockChain
mux sync.Mutex
txToInputOutput map[string]inputOutput
@ -33,12 +32,12 @@ type Mempool struct {
}
// NewMempool creates new mempool handler.
func NewMempool(chain BlockChain) *Mempool {
return &Mempool{chain: chain}
func NewMempool(chain BlockChain) *UTXOMempool {
return &UTXOMempool{chain: chain}
}
// GetTransactions returns slice of mempool transactions for given output script.
func (m *Mempool) GetTransactions(address string) ([]string, error) {
// GetTransactions returns slice of mempool transactions for given address
func (m *UTXOMempool) GetTransactions(address string) ([]string, error) {
m.mux.Lock()
defer m.mux.Unlock()
parser := m.chain.GetChainParser()
@ -59,23 +58,23 @@ func (m *Mempool) GetTransactions(address string) ([]string, error) {
}
// GetSpentOutput returns transaction which spends given outpoint
func (m *Mempool) GetSpentOutput(outputTxid string, vout uint32) string {
func (m *UTXOMempool) GetSpentOutput(outputTxid string, vout uint32) string {
o := outpoint{txid: outputTxid, vout: vout}
return m.inputs[o]
}
func (m *Mempool) updateMappings(newTxToInputOutput map[string]inputOutput, newScriptToTx map[string][]outpoint, newInputs map[outpoint]string) {
func (m *UTXOMempool) updateMappings(newTxToInputOutput map[string]inputOutput, newAddrIDToTx map[string][]outpoint, newInputs map[outpoint]string) {
m.mux.Lock()
defer m.mux.Unlock()
m.txToInputOutput = newTxToInputOutput
m.addrIDToTx = newScriptToTx
m.addrIDToTx = newAddrIDToTx
m.inputs = newInputs
}
// Resync gets mempool transactions and maps output scripts to transactions.
// Resync gets mempool transactions and maps outputs to transactions.
// Resync is not reentrant, it should be called from a single thread.
// Read operations (GetTransactions) are safe.
func (m *Mempool) Resync(onNewTxAddr func(txid string, addr string)) error {
func (m *UTXOMempool) Resync(onNewTxAddr func(txid string, addr string)) error {
start := time.Now()
glog.V(1).Info("Mempool: resync")
txs, err := m.chain.GetMempool()
@ -94,7 +93,7 @@ func (m *Mempool) Resync(onNewTxAddr func(txid string, addr string)) error {
glog.Error("cannot get transaction ", txid, ": ", err)
continue
}
io.outputs = make([]scriptIndex, 0, len(tx.Vout))
io.outputs = make([]addrIndex, 0, len(tx.Vout))
for _, output := range tx.Vout {
addrID, err := parser.GetAddrIDFromVout(&output)
if err != nil {
@ -102,7 +101,7 @@ func (m *Mempool) Resync(onNewTxAddr func(txid string, addr string)) error {
continue
}
if len(addrID) > 0 {
io.outputs = append(io.outputs, scriptIndex{string(addrID), output.N})
io.outputs = append(io.outputs, addrIndex{string(addrID), output.N})
}
if onNewTxAddr != nil && len(output.ScriptPubKey.Addresses) == 1 {
onNewTxAddr(tx.Txid, output.ScriptPubKey.Addresses[0])
@ -118,7 +117,7 @@ func (m *Mempool) Resync(onNewTxAddr func(txid string, addr string)) error {
}
newTxToInputOutput[txid] = io
for _, si := range io.outputs {
newAddrIDToTx[si.script] = append(newAddrIDToTx[si.script], outpoint{txid, si.n})
newAddrIDToTx[si.addrID] = append(newAddrIDToTx[si.addrID], outpoint{txid, si.n})
}
for _, i := range io.inputs {
newInputs[i] = txid