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[#483] morph/client: Throw panic if notary methods are not initialized

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Signed-off-by: Alex Vanin <alexey@nspcc.ru>
This commit is contained in:
Alex Vanin 2021-04-19 17:50:44 +03:00 committed by Alex Vanin
parent 477682adb7
commit 7acfc85f8a
1 changed files with 27 additions and 18 deletions
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45
pkg/morph/client/notary.go
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@ -47,13 +47,11 @@ const (
notaryBalanceOfMethod = "balanceOf"
setDesignateMethod = "designateAsRole"
notaryBalanceErrMsg = "can't fetch notary balance"
notaryBalanceErrMsg = "can't fetch notary balance"
notaryNotEnabledPanicMsg = "notary support was not enabled on this client"
)
var (
errNotaryNotEnabled = errors.New("notary support was not enabled on this client")
errUnexpectedItems = errors.New("invalid number of NEO VM arguments on stack")
)
var errUnexpectedItems = errors.New("invalid number of NEO VM arguments on stack")
func defaultNotaryConfig() *notaryCfg {
return &notaryCfg{
@ -95,9 +93,12 @@ func (c *Client) EnableNotarySupport(proxy, netmap util.Uint160, opts ...NotaryO
// if main tx failed to create. Deposit isn't last forever, so it should
// be called periodically. Notary support should be enabled in client to
// use this function.
//
// This function must be invoked after `EnableNotarySupport()` otherwise it
// throws panic.
func (c *Client) DepositNotary(amount fixedn.Fixed8, delta uint32) error {
if c.notary == nil {
return errNotaryNotEnabled
panic(notaryNotEnabledPanicMsg)
}
bc, err := c.client.GetBlockCount()
@ -127,9 +128,12 @@ func (c *Client) DepositNotary(amount fixedn.Fixed8, delta uint32) error {
// GetNotaryDeposit returns deposit of client's account in notary contract.
// Notary support should be enabled in client to use this function.
//
// This function must be invoked after `EnableNotarySupport()` otherwise it
// throws panic.
func (c *Client) GetNotaryDeposit() (int64, error) {
if c.notary == nil {
return 0, errNotaryNotEnabled
panic(notaryNotEnabledPanicMsg)
}
sh := c.acc.PrivateKey().PublicKey().GetScriptHash()
@ -153,9 +157,12 @@ func (c *Client) GetNotaryDeposit() (int64, error) {
// UpdateNotaryList updates list of notary nodes in designate contract. Requires
// committee multi signature.
//
// This function must be invoked after `EnableNotarySupport()` otherwise it
// throws panic.
func (c *Client) UpdateNotaryList(list keys.PublicKeys) error {
if c.notary == nil {
return errNotaryNotEnabled
panic(notaryNotEnabledPanicMsg)
}
return c.notaryInvokeAsCommittee(c.designate,
@ -168,9 +175,12 @@ func (c *Client) UpdateNotaryList(list keys.PublicKeys) error {
// UpdateNeoFSAlphabetList updates list of alphabet nodes in designate contract.
// As for side chain list should contain all inner ring nodes.
// Requires committee multi signature.
//
// This function must be invoked after `EnableNotarySupport()` otherwise it
// throws panic.
func (c *Client) UpdateNeoFSAlphabetList(list keys.PublicKeys) error {
if c.notary == nil {
return errNotaryNotEnabled
panic(notaryNotEnabledPanicMsg)
}
return c.notaryInvokeAsCommittee(c.designate,
@ -180,12 +190,17 @@ func (c *Client) UpdateNeoFSAlphabetList(list keys.PublicKeys) error {
)
}
// Invoke invokes contract method by sending tx to notary contract in
// NotaryInvoke invokes contract method by sending tx to notary contract in
// blockchain. Fallback tx is a `RET`. Notary support should be enabled
// in client to use this function.
//
// Supported args types: int64, string, util.Uint160, []byte and bool.
// This function must be invoked after `EnableNotarySupport()` otherwise it
// throws panic.
func (c *Client) NotaryInvoke(contract util.Uint160, method string, args ...interface{}) error {
if c.notary == nil {
panic(notaryNotEnabledPanicMsg)
}
return c.notaryInvoke(false, contract, method, args...)
}
@ -194,13 +209,7 @@ func (c *Client) notaryInvokeAsCommittee(contract util.Uint160, method string, a
}
func (c *Client) notaryInvoke(committee bool, contract util.Uint160, method string, args ...interface{}) error {
if c.notary == nil {
return errNotaryNotEnabled
}
// prepare arguments for test invocation
alphabetList, err := c.Committee()
alphabetList, err := c.Committee() // prepare arguments for test invocation
if err != nil {
return err
}