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reworking messages => log

This commit is contained in:
obscuren 2015-01-28 10:23:18 +01:00
parent c54a85ee64
commit f3e78c8f3c
5 changed files with 76 additions and 114 deletions
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21
core/block_processor.go
View File

@ -330,3 +330,24 @@ func (sm *BlockProcessor) GetMessages(block *types.Block) (messages []*state.Mes
return state.Manifest().Messages, nil
}
func (sm *BlockProcessor) GetLogs(block *types.Block) (logs state.Logs, err error) {
if !sm.bc.HasBlock(block.Header().ParentHash) {
return nil, ParentError(block.Header().ParentHash)
}
sm.lastAttemptedBlock = block
var (
parent = sm.bc.GetBlock(block.Header().ParentHash)
//state = state.New(parent.Trie().Copy())
state = state.New(parent.Root(), sm.db)
)
defer state.Reset()
sm.TransitionState(state, parent, block)
sm.AccumelateRewards(state, block, parent)
return state.Logs(), nil
}

118
core/filter.go
View File

@ -3,10 +3,8 @@ package core
import (
"bytes"
"math"
"math/big"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/state"
)
@ -20,13 +18,12 @@ type Filter struct {
earliest int64
latest int64
skip int
from, to [][]byte
address []byte
max int
topics [][]byte
Altered []AccountChange
BlockCallback func(*types.Block)
MessageCallback func(state.Messages)
BlockCallback func(*types.Block)
LogsCallback func(state.Logs)
}
// Create a new filter which uses a bloom filter on blocks to figure out whether a particular block
@ -35,10 +32,6 @@ func NewFilter(eth EthManager) *Filter {
return &Filter{eth: eth}
}
func (self *Filter) AddAltered(address, stateAddress []byte) {
self.Altered = append(self.Altered, AccountChange{address, stateAddress})
}
// Set the earliest and latest block for filtering.
// -1 = latest block (i.e., the current block)
// hash = particular hash from-to
@ -50,20 +43,12 @@ func (self *Filter) SetLatestBlock(latest int64) {
self.latest = latest
}
func (self *Filter) SetFrom(addr [][]byte) {
self.from = addr
func (self *Filter) SetAddress(addr []byte) {
self.address = addr
}
func (self *Filter) AddFrom(addr []byte) {
self.from = append(self.from, addr)
}
func (self *Filter) SetTo(addr [][]byte) {
self.to = addr
}
func (self *Filter) AddTo(addr []byte) {
self.to = append(self.to, addr)
func (self *Filter) SetTopics(topics [][]byte) {
self.topics = topics
}
func (self *Filter) SetMax(max int) {
@ -74,8 +59,8 @@ func (self *Filter) SetSkip(skip int) {
self.skip = skip
}
// Run filters messages with the current parameters set
func (self *Filter) Find() []*state.Message {
// Run filters logs with the current parameters set
func (self *Filter) Find() state.Logs {
earliestBlock := self.eth.ChainManager().CurrentBlock()
var earliestBlockNo uint64 = uint64(self.earliest)
if self.earliest == -1 {
@ -87,39 +72,39 @@ func (self *Filter) Find() []*state.Message {
}
var (
messages []*state.Message
block = self.eth.ChainManager().GetBlockByNumber(latestBlockNo)
quit bool
logs state.Logs
block = self.eth.ChainManager().GetBlockByNumber(latestBlockNo)
quit bool
)
for i := 0; !quit && block != nil; i++ {
// Quit on latest
switch {
case block.NumberU64() == earliestBlockNo, block.NumberU64() == 0:
quit = true
case self.max <= len(messages):
case self.max <= len(logs):
break
}
// Use bloom filtering to see if this block is interesting given the
// current parameters
if self.bloomFilter(block) {
// Get the messages of the block
msgs, err := self.eth.BlockProcessor().GetMessages(block)
// Get the logs of the block
logs, err := self.eth.BlockProcessor().GetLogs(block)
if err != nil {
chainlogger.Warnln("err: filter get messages ", err)
chainlogger.Warnln("err: filter get logs ", err)
break
}
messages = append(messages, self.FilterMessages(msgs)...)
logs = append(logs, self.FilterLogs(logs)...)
}
block = self.eth.ChainManager().GetBlock(block.ParentHash())
}
skip := int(math.Min(float64(len(messages)), float64(self.skip)))
skip := int(math.Min(float64(len(logs)), float64(self.skip)))
return messages[skip:]
return logs[skip:]
}
func includes(addresses [][]byte, a []byte) (found bool) {
@ -132,70 +117,37 @@ func includes(addresses [][]byte, a []byte) (found bool) {
return
}
func (self *Filter) FilterMessages(msgs []*state.Message) []*state.Message {
var messages []*state.Message
func (self *Filter) FilterLogs(logs state.Logs) state.Logs {
var ret state.Logs
// Filter the messages for interesting stuff
for _, message := range msgs {
if len(self.to) > 0 && !includes(self.to, message.To) {
// Filter the logs for interesting stuff
for _, log := range logs {
if len(self.address) > 0 && !bytes.Equal(self.address, log.Address()) {
continue
}
if len(self.from) > 0 && !includes(self.from, message.From) {
continue
}
var match bool
if len(self.Altered) == 0 {
match = true
}
for _, accountChange := range self.Altered {
if len(accountChange.Address) > 0 && bytes.Compare(message.To, accountChange.Address) != 0 {
for _, topic := range self.topics {
if !includes(log.Topics(), topic) {
continue
}
if len(accountChange.StateAddress) > 0 && !includes(message.ChangedAddresses, accountChange.StateAddress) {
continue
}
match = true
break
}
if !match {
continue
}
messages = append(messages, message)
ret = append(ret, log)
}
return messages
return ret
}
func (self *Filter) bloomFilter(block *types.Block) bool {
var fromIncluded, toIncluded bool
if len(self.from) > 0 {
for _, from := range self.from {
if types.BloomLookup(block.Bloom(), from) || bytes.Equal(block.Coinbase(), from) {
fromIncluded = true
break
}
}
} else {
fromIncluded = true
if len(self.address) > 0 && !types.BloomLookup(block.Bloom(), self.address) {
return false
}
if len(self.to) > 0 {
for _, to := range self.to {
if types.BloomLookup(block.Bloom(), ethutil.U256(new(big.Int).Add(ethutil.Big1, ethutil.BigD(to))).Bytes()) || bytes.Equal(block.Coinbase(), to) {
toIncluded = true
break
}
for _, topic := range self.topics {
if !types.BloomLookup(block.Bloom(), topic) {
return false
}
} else {
toIncluded = true
}
return fromIncluded && toIncluded
return true
}

8
event/filter/old_filter.go
View File

@ -77,13 +77,13 @@ out:
}
self.filterMu.RUnlock()
case state.Messages:
case state.Logs:
self.filterMu.RLock()
for _, filter := range self.filters {
if filter.MessageCallback != nil {
msgs := filter.FilterMessages(event)
if filter.LogsCallback != nil {
msgs := filter.FilterLogs(event)
if len(msgs) > 0 {
filter.MessageCallback(msgs)
filter.LogsCallback(msgs)
}
}
}

26
ui/filter.go
View File

@ -28,14 +28,9 @@ func NewFilterFromMap(object map[string]interface{}, eth core.EthManager) *core.
filter.SetLatestBlock(val.Int())
}
if object["to"] != nil {
val := ethutil.NewValue(object["to"])
filter.AddTo(fromHex(val.Str()))
}
if object["from"] != nil {
val := ethutil.NewValue(object["from"])
filter.AddFrom(fromHex(val.Str()))
if object["address"] != nil {
val := ethutil.NewValue(object["address"])
filter.SetAddress(fromHex(val.Str()))
}
if object["max"] != nil {
@ -48,8 +43,8 @@ func NewFilterFromMap(object map[string]interface{}, eth core.EthManager) *core.
filter.SetSkip(int(val.Uint()))
}
if object["altered"] != nil {
filter.Altered = makeAltered(object["altered"])
if object["topics"] != nil {
filter.SetTopics(MakeTopics(object["topics"]))
}
return filter
@ -70,16 +65,13 @@ func mapToAccountChange(m map[string]interface{}) (d core.AccountChange) {
// data can come in in the following formats:
// ["aabbccdd", {id: "ccddee", at: "11223344"}], "aabbcc", {id: "ccddee", at: "1122"}
func makeAltered(v interface{}) (d []core.AccountChange) {
func MakeTopics(v interface{}) (d [][]byte) {
if str, ok := v.(string); ok {
d = append(d, core.AccountChange{fromHex(str), nil})
} else if obj, ok := v.(map[string]interface{}); ok {
d = append(d, mapToAccountChange(obj))
} else if slice, ok := v.([]interface{}); ok {
d = append(d, fromHex(str))
} else if slice, ok := v.([]string); ok {
for _, item := range slice {
d = append(d, makeAltered(item)...)
d = append(d, fromHex(item))
}
}
return
}

17
ui/qt/filter.go
View File

@ -9,24 +9,21 @@ import (
func NewFilterFromMap(object map[string]interface{}, eth core.EthManager) *core.Filter {
filter := ui.NewFilterFromMap(object, eth)
if object["altered"] != nil {
filter.Altered = makeAltered(object["altered"])
if object["topics"] != nil {
filter.SetTopics(makeTopics(object["topics"]))
}
return filter
}
func makeAltered(v interface{}) (d []core.AccountChange) {
func makeTopics(v interface{}) (d [][]byte) {
if qList, ok := v.(*qml.List); ok {
var s []interface{}
var s []string
qList.Convert(&s)
d = makeAltered(s)
} else if qMap, ok := v.(*qml.Map); ok {
var m map[string]interface{}
qMap.Convert(&m)
d = makeAltered(m)
d = ui.MakeTopics(s)
} else if str, ok := v.(string); ok {
d = ui.MakeTopics(str)
}
return