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[#873] morph/notary: Not warn at "low till value" notary deposit error

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Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
This commit is contained in:
Pavel Karpy 2021-10-12 19:04:48 +03:00 committed by Alex Vanin
parent 14f01fa953
commit 505d92bb06
1 changed files with 24 additions and 3 deletions
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27
pkg/morph/client/notary.go
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@ -186,7 +186,15 @@ func (c *Client) DepositNotary(amount fixedn.Fixed8, delta uint32) (res util.Uin
nil,
)
if err != nil {
return util.Uint256{}, fmt.Errorf("can't make notary deposit: %w", err)
if !tillShouldNotBeLessError(err) {
return util.Uint256{}, fmt.Errorf("can't make notary deposit: %w", err)
}
c.logger.Debug("notary deposit invoke failed due to low `till` value",
zap.Int64("amount", int64(amount)),
zap.Uint32("till", bc+delta))
return util.Uint256{}, nil
}
c.logger.Debug("notary deposit invoke",
@ -704,8 +712,6 @@ func WithProxyContract(h util.Uint160) NotaryOption {
}
}
const alreadyOnChainErrorMessage = "already on chain"
// Neo RPC node can return `core.ErrInvalidAttribute` error with
// `conflicting transaction <> is already on chain` message. This
// error is expected and ignored. As soon as main tx persisted on
@ -713,9 +719,24 @@ const alreadyOnChainErrorMessage = "already on chain"
// requires 5 out of 7 signatures to send main tx, thus last two
// notary requests may be processed after main tx appeared on chain.
func alreadyOnChainError(err error) bool {
const alreadyOnChainErrorMessage = "already on chain"
return strings.Contains(err.Error(), alreadyOnChainErrorMessage)
}
// Neo RPC node can return "`till` shouldn't be less then the
// previous value <>" message. This error is expected and ignored.
// This happens because previous `till` value could be bigger
// than the current one due to significant epoch duration decrease.
// Theoretically, balance should not run out so fast and such
// errors are ignored(at least for now; there is #910 issue
// for it).
func tillShouldNotBeLessError(err error) bool {
const tillTooLowErrorMessage = "less then the previous value"
return strings.Contains(err.Error(), tillTooLowErrorMessage)
}
// CalculateNotaryDepositAmount calculates notary deposit amount
// using the rule:
// IF notaryBalance < gasBalance * gasMul {