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New overlays feature for doing ad-hoc simulations of existing contracts with modified bytecode #259

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New overlays feature for doing ad-hoc simulations of existing contracts with modified bytecode #259

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b2d58fd
feat: new overlays feature to simulate CREATE and CREATE2 on top of
crebsy Jan 23, 2024
8264d73
feat: bump RPC HTTP timeouts to 120s
crebsy Feb 7, 2024
c9bf84c
fix: add a config flag that controls tracer invocation
crebsy Mar 1, 2024
d2db176
fix: test
crebsy Mar 1, 2024
13dd54b
feat: add sample request / response examples for calling overlay_* rp…
crebsy Mar 1, 2024
09279b6
fix: remove unused type
crebsy Mar 1, 2024
1fd3e50
fix: use the magic config flag
crebsy Apr 9, 2024
71cfb3c
fix: set BlobGasFeeCap to 0
crebsy Apr 9, 2024
50b8231
fix: remove debug logs
crebsy Apr 9, 2024
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fix: remove debug logs
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@crebsy
crebsy committed Apr 9, 2024
commit 50b823157f914ab6464d99cab051a7d821c8111b
9 changes: 0 additions & 9 deletions eth/overlay/api.go
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Original file line number Diff line number Diff line change
Expand Up @@ -166,15 +166,12 @@ func (api *API) CallConstructor(ctx context.Context, address common.Address, cod
_, err = core.ApplyMessage(vmEvm, msg, new(core.GasPool).AddGas(msg.GasLimit))

deployedCode := ct.resultCode
log.Debug("[overlay_callConstructor]", "deployedCode", deployedCode)

resultCode := &CreationCode{}
if deployedCode != nil {
log.Debug("deployedCode != nil")
c := hexutil.Bytes(deployedCode)
resultCode.Code = &c
} else {
log.Debug("deployedCode == nil")
// err from core.ApplyMessage()
if err != nil {
return nil, err
Expand Down Expand Up @@ -254,7 +251,6 @@ func (api *API) GetLogs(ctx context.Context, crit filters.FilterCriteria, stateO
continue
}
logs := filterLogs(blockLogs, crit.Addresses, crit.Topics)
log.Debug("logs", "len(logs)", len(logs), "crit.Addresses", crit.Addresses, "crit.Topics", crit.Topics)
results[task.idx] = &blockReplayResult{BlockNumber: task.BlockNumber, Logs: logs}
}
}()
Expand Down Expand Up @@ -285,10 +281,8 @@ blockLoop:
logs := []*types.Log{}
for idx := range results {
res := results[idx]
log.Debug("logs for", "blockNumber", res.BlockNumber, "len(Logs)", len(res.Logs), "Error", res.Error)
logs = append(logs, res.Logs...)
}
log.Debug("FINAL LOGS", "len(logs)", len(logs))
return logs, nil
}

Expand Down Expand Up @@ -393,7 +387,6 @@ func (api *API) replayBlock(ctx context.Context, block *types.Block, maxIndex in
} else {
//append logs only if tx has not reverted
txLogs := statedb.GetLogs(tx.Hash(), block.NumberU64(), block.Hash())
log.Debug("[replayBlock]", "len(txLogs)", len(txLogs), "transactionHash", tx.Hash())
blockLogs = append(blockLogs, txLogs...)
}
}
Expand Down Expand Up @@ -448,13 +441,11 @@ func (api *API) GetContractCreation(ctx context.Context, address common.Address)
}

if ct.foundCreator {
log.Debug("[replayBlock]", "ct.foundCreator", ct.foundCreator, "ct.creationTxIndex", txIdx)
cc := &ContractCreation{
Creator: ct.creator,
Block: block,
TxIndex: txIdx,
}
log.Debug("ContractCreation", "creator", cc.Creator, "block", cc.Block, "txIndex", cc.TxIndex)
return cc, nil
}
}
Expand Down