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evm, rpc: fix parameters and block gas limit in getBlockByHeight and getBlockByHash (#312)

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* fix evm set parameters

* recompute header hash only if its not set

* Update x/evm/keeper/state_transition.go

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
This commit is contained in:
Thomas Nguy
2021-07-19 01:52:44 +00:00
committed by GitHub
co-authored by Federico Kunze Küllmer
parent 0a8f02e067
commit c8b88a3a8b
7 changed files with 33 additions and 5 deletions
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x/evm/keeper/state_transition.go
+15 -1
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@@ -67,7 +67,21 @@ func (k Keeper) GetHashFn() vm.GetHashFunc {
case k.ctx.BlockHeight() == h:
// Case 1: The requested height matches the one from the context so we can retrieve the header
// hash directly from the context.
return common.BytesToHash(k.ctx.HeaderHash())
// Note: The headerHash is only set at begin block, it will be nil in case of a query context
headerHash := k.ctx.HeaderHash()
if len(headerHash) != 0 {
return common.BytesToHash(headerHash)
}
// only recompute the hash if not set
contextBlockHeader := k.ctx.BlockHeader()
header, err := tmtypes.HeaderFromProto(&contextBlockHeader)
if err != nil {
k.Logger(k.ctx).Error("failed to cast tendermint header from proto", "error", err)
return common.Hash{}
}
headerHash = header.Hash()
return common.BytesToHash(headerHash)
case k.ctx.BlockHeight() > h:
// Case 2: if the chain is not the current height we need to retrieve the hash from the store for the