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core: only check tx against mempool if it's not in the block

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Fixes failure to process transaction from the block when it was relayed
initially:

WARN[0788] blockQueue: failed adding block into the blockchain  blockHeight=7270 error="transaction 35088916403e5cf2152e16c3bc6e0fba20c955fba38543b9fa5c50a3d3a4ace5 failed to verify: invalid transaction due to conflicts with the memory pool" nextIndex=7271
WARN[0790] blockQueue: failed adding block into the blockchain  blockHeight=7270 error="transaction 35088916403e5cf2152e16c3bc6e0fba20c955fba38543b9fa5c50a3d3a4ace5 failed to verify: invalid transaction due to conflicts with the memory pool" nextIndex=7271
WARN[0790] blockQueue: failed adding block into the blockchain  blockHeight=7270 error="transaction 35088916403e5cf2152e16c3bc6e0fba20c955fba38543b9fa5c50a3d3a4ace5 failed to verify: invalid transaction due to conflicts with the memory pool" nextIndex=7271
This commit is contained in:
Roman Khimov 2019-11-19 20:37:27 +03:00
parent 27a57e1a2d
commit 34e2122e58
1 changed files with 4 additions and 2 deletions
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6
pkg/core/blockchain.go
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@ -943,8 +943,10 @@ func (bc *Blockchain) VerifyTx(t *transaction.Transaction, block *Block) error {
if ok := bc.verifyInputs(t); !ok {
return errors.New("invalid transaction's inputs")
}
if ok := bc.memPool.Verify(t); !ok {
return errors.New("invalid transaction due to conflicts with the memory pool")
if block == nil {
if ok := bc.memPool.Verify(t); !ok {
return errors.New("invalid transaction due to conflicts with the memory pool")
}
}
if IsDoubleSpend(bc.store, t) {
return errors.New("invalid transaction caused by double spending")