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core: prevent access to inactive Notary contract

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Signed-off-by: Anna Shaleva <shaleva.ann@nspcc.ru>
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Anna Shaleva 2024-06-05 18:40:22 +03:00
parent 571a8f5a9a
commit b735f2e924
1 changed files with 9 additions and 0 deletions
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9
pkg/core/blockchain.go
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@ -2105,18 +2105,27 @@ func (bc *Blockchain) GetGoverningTokenBalance(acc util.Uint160) (*big.Int, uint
} }
// GetNotaryBalance returns Notary deposit amount for the specified account. // GetNotaryBalance returns Notary deposit amount for the specified account.
// Default value is returned if Notary contract is not yet active.
func (bc *Blockchain) GetNotaryBalance(acc util.Uint160) *big.Int { func (bc *Blockchain) GetNotaryBalance(acc util.Uint160) *big.Int {
if !bc.isHardforkEnabled(bc.contracts.Notary.ActiveIn(), bc.BlockHeight()) {
return nil
}
return bc.contracts.Notary.BalanceOf(bc.dao, acc) return bc.contracts.Notary.BalanceOf(bc.dao, acc)
} }
// GetNotaryServiceFeePerKey returns a NotaryAssisted transaction attribute fee // GetNotaryServiceFeePerKey returns a NotaryAssisted transaction attribute fee
// per key which is a reward per notary request key for designated notary nodes. // per key which is a reward per notary request key for designated notary nodes.
// Default value is returned if Notary contract is not yet active.
func (bc *Blockchain) GetNotaryServiceFeePerKey() int64 { func (bc *Blockchain) GetNotaryServiceFeePerKey() int64 {
return bc.contracts.Policy.GetAttributeFeeInternal(bc.dao, transaction.NotaryAssistedT) return bc.contracts.Policy.GetAttributeFeeInternal(bc.dao, transaction.NotaryAssistedT)
} }
// GetNotaryDepositExpiration returns Notary deposit expiration height for the specified account. // GetNotaryDepositExpiration returns Notary deposit expiration height for the specified account.
// Default value is returned if Notary contract is not yet active.
func (bc *Blockchain) GetNotaryDepositExpiration(acc util.Uint160) uint32 { func (bc *Blockchain) GetNotaryDepositExpiration(acc util.Uint160) uint32 {
if !bc.isHardforkEnabled(bc.contracts.Notary.ActiveIn(), bc.BlockHeight()) {
return 0
}
return bc.contracts.Notary.ExpirationOf(bc.dao, acc) return bc.contracts.Notary.ExpirationOf(bc.dao, acc)
} }