plugeth/core/plugin_hooks.go

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package core
import (
"encoding/json"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/plugins"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/rlp"
"github.com/openrelayxyz/plugeth-utils/core"
)
func PluginPreProcessBlock(pl *plugins.PluginLoader, block *types.Block) {
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fnList := pl.Lookup("PreProcessBlock", func(item interface{}) bool {
_, ok := item.(func(core.Hash, uint64, []byte))
return ok
})
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encoded, _ := rlp.EncodeToBytes(block)
for _, fni := range fnList {
if fn, ok := fni.(func(core.Hash, uint64, []byte)); ok {
fn(core.Hash(block.Hash()), block.NumberU64(), encoded)
}
}
}
func pluginPreProcessBlock(block *types.Block) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting PreProcessBlock, but default PluginLoader has not been initialized")
return
}
PluginPreProcessBlock(plugins.DefaultPluginLoader, block) // TODO
}
func PluginPreProcessTransaction(pl *plugins.PluginLoader, tx *types.Transaction, block *types.Block, i int) {
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fnList := pl.Lookup("PreProcessTransaction", func(item interface{}) bool {
_, ok := item.(func([]byte, core.Hash, core.Hash, int))
return ok
})
txBytes, _ := tx.MarshalBinary()
for _, fni := range fnList {
if fn, ok := fni.(func([]byte, core.Hash, core.Hash, int)); ok {
fn(txBytes, core.Hash(tx.Hash()), core.Hash(block.Hash()), i)
}
}
}
func pluginPreProcessTransaction(tx *types.Transaction, block *types.Block, i int) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting PreProcessTransaction, but default PluginLoader has not been initialized")
return
}
PluginPreProcessTransaction(plugins.DefaultPluginLoader, tx, block, i)
}
func PluginBlockProcessingError(pl *plugins.PluginLoader, tx *types.Transaction, block *types.Block, err error) {
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fnList := pl.Lookup("BlockProcessingError", func(item interface{}) bool {
_, ok := item.(func(core.Hash, core.Hash, error))
return ok
})
for _, fni := range fnList {
if fn, ok := fni.(func(core.Hash, core.Hash, error)); ok {
fn(core.Hash(tx.Hash()), core.Hash(block.Hash()), err)
}
}
}
func pluginBlockProcessingError(tx *types.Transaction, block *types.Block, err error) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting BlockProcessingError, but default PluginLoader has not been initialized")
return
}
PluginBlockProcessingError(plugins.DefaultPluginLoader, tx, block, err)
}
func PluginPostProcessTransaction(pl *plugins.PluginLoader, tx *types.Transaction, block *types.Block, i int, receipt *types.Receipt) {
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fnList := pl.Lookup("PostProcessTransaction", func(item interface{}) bool {
_, ok := item.(func(core.Hash, core.Hash, int, []byte))
return ok
})
receiptBytes, _ := json.Marshal(receipt)
for _, fni := range fnList {
if fn, ok := fni.(func(core.Hash, core.Hash, int, []byte)); ok {
fn(core.Hash(tx.Hash()), core.Hash(block.Hash()), i, receiptBytes)
}
}
}
func pluginPostProcessTransaction(tx *types.Transaction, block *types.Block, i int, receipt *types.Receipt) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting PostProcessTransaction, but default PluginLoader has not been initialized")
return
}
PluginPostProcessTransaction(plugins.DefaultPluginLoader, tx, block, i, receipt)
}
func PluginPostProcessBlock(pl *plugins.PluginLoader, block *types.Block) {
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fnList := pl.Lookup("PostProcessBlock", func(item interface{}) bool {
_, ok := item.(func(core.Hash))
return ok
})
for _, fni := range fnList {
if fn, ok := fni.(func(core.Hash)); ok {
fn(core.Hash(block.Hash()))
}
}
}
func pluginPostProcessBlock(block *types.Block) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting PostProcessBlock, but default PluginLoader has not been initialized")
return
}
PluginPostProcessBlock(plugins.DefaultPluginLoader, block)
}
func PluginNewHead(pl *plugins.PluginLoader, block *types.Block, hash common.Hash, logs []*types.Log) {
fnList := pl.Lookup("NewHead", func(item interface{}) bool {
_, ok := item.(func([]byte, core.Hash, [][]byte))
return ok
})
blockBytes, _ := rlp.EncodeToBytes(block)
logBytes := make([][]byte, len(logs))
for i, l := range logs {
logBytes[i], _ = rlp.EncodeToBytes(l)
}
for _, fni := range fnList {
if fn, ok := fni.(func([]byte, core.Hash, [][]byte)); ok {
fn(blockBytes, core.Hash(hash), logBytes)
}
}
}
func pluginNewHead(block *types.Block, hash common.Hash, logs []*types.Log) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting NewHead, but default PluginLoader has not been initialized")
return
}
PluginNewHead(plugins.DefaultPluginLoader, block, hash, logs)
}
func PluginNewSideBlock(pl *plugins.PluginLoader, block *types.Block, hash common.Hash, logs []*types.Log) {
fnList := pl.Lookup("NewSideBlock", func(item interface{}) bool {
_, ok := item.(func([]byte, core.Hash, [][]byte))
return ok
})
blockBytes, _ := rlp.EncodeToBytes(block)
logBytes := make([][]byte, len(logs))
for i, l := range logs {
logBytes[i], _ = rlp.EncodeToBytes(l)
}
for _, fni := range fnList {
if fn, ok := fni.(func([]byte, core.Hash, [][]byte)); ok {
fn(blockBytes, core.Hash(hash), logBytes)
}
}
}
func pluginNewSideBlock(block *types.Block, hash common.Hash, logs []*types.Log) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting NewSideBlock, but default PluginLoader has not been initialized")
return
}
PluginNewSideBlock(plugins.DefaultPluginLoader, block, hash, logs)
}
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func PluginReorg(pl *plugins.PluginLoader, commonBlock *types.Block, oldChain, newChain types.Blocks) {
fnList := pl.Lookup("Reorg", func(item interface{}) bool {
_, ok := item.(func(core.Hash, []core.Hash, []core.Hash))
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return ok
})
oldChainHashes := make([]core.Hash, len(oldChain))
for i, block := range oldChain {
oldChainHashes[i] = core.Hash(block.Hash())
}
newChainHashes := make([]core.Hash, len(newChain))
for i, block := range newChain {
newChainHashes[i] = core.Hash(block.Hash())
}
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for _, fni := range fnList {
if fn, ok := fni.(func(core.Hash, []core.Hash, []core.Hash)); ok {
fn(core.Hash(commonBlock.Hash()), oldChainHashes, newChainHashes)
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}
}
}
func pluginReorg(commonBlock *types.Block, oldChain, newChain types.Blocks) {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting Reorg, but default PluginLoader has not been initialized")
return
}
PluginReorg(plugins.DefaultPluginLoader, commonBlock, oldChain, newChain)
}