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Reject existing transactions #3762
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arkpar
added
A0-pleasereview 🤓
tomusdrw
reviewed
Dec 9, 2016
| @@ -600,6 +605,10 @@ impl Miner { | |||
| TransactionOrigin::Local | TransactionOrigin::RetractedBlock => { | |||
| transaction_queue.add(tx, origin, &fetch_account, &gas_required) | |||
| }, | |||
| TransactionOrigin::External if chain.transaction_block(TransactionID::Hash(tx.hash())).is_some() => { | |||
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I think it would make sense to move the check even higher, before let origin to skip ec recovery too.
Also the error should probably be returned for local transactions as well.
tomusdrw
approved these changes
Dec 9, 2016
tomusdrw
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A8-looksgood 🦄
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Balance and nonce checks are expensive. It makes sense to check if transactions exists in the blockchain first.