catalyst: runs every transaction in a snapshot in assembleBlock handl…

…er (#7) (ethereum#22989) Co-authored-by: Gary Rong <[email protected]> Co-authored-by: Mikhail Kalinin <[email protected]>
lightclient · Jun 3, 2021 · 3094e7f · 3094e7f
1 parent 216ed05
commit 3094e7f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/eth/catalyst/api.go b/eth/catalyst/api.go
@@ -79,8 +79,10 @@ type blockExecutionEnv struct {
 
 func (env *blockExecutionEnv) commitTransaction(tx *types.Transaction, coinbase common.Address) error {
 	vmconfig := *env.chain.GetVMConfig()
+	snap := env.state.Snapshot()
 	receipt, err := core.ApplyTransaction(env.chain.Config(), env.chain, &coinbase, env.gasPool, env.state, env.header, tx, &env.header.GasUsed, vmconfig)
 	if err != nil {
+		env.state.RevertToSnapshot(snap)
 		return err
 	}
 	env.txs = append(env.txs, tx)