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check tx sender is valid

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This commit is contained in:
Ethan Buchman 2015-01-26 10:57:23 -08:00
parent 48083608b5
commit b765e2d19c
1 changed files with 5 additions and 0 deletions
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5
core/transaction_pool.go
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@ -65,6 +65,11 @@ func (pool *TxPool) ValidateTransaction(tx *types.Transaction) error {
return fmt.Errorf("tx.v != (28 || 27) => %v", v)
}
senderAddr := tx.From()
if senderAddr == nil || len(senderAddr) != 20 {
return fmt.Errorf("invalid sender")
}
/* XXX this kind of validation needs to happen elsewhere in the gui when sending txs.
Other clients should do their own validation. Value transfer could throw error
but doesn't necessarily invalidate the tx. Gas can still be payed for and miner