frostfs-contract/processing/processing_contract.go
Anton Nikiforov c9c53bb9ec [#17] frostfs: Remove method alphabetAddress
Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>
2024-03-05 12:59:03 +03:00

55 lines
1.7 KiB
Go

package processing
import (
"git.frostfs.info/TrueCloudLab/frostfs-contract/common"
"github.com/nspcc-dev/neo-go/pkg/interop"
"github.com/nspcc-dev/neo-go/pkg/interop/native/gas"
"github.com/nspcc-dev/neo-go/pkg/interop/native/ledger"
"github.com/nspcc-dev/neo-go/pkg/interop/native/management"
"github.com/nspcc-dev/neo-go/pkg/interop/native/roles"
"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
)
// OnNEP17Payment is a callback for NEP-17 compatible native GAS contract.
func OnNEP17Payment(from interop.Hash160, amount int, data any) {
caller := runtime.GetCallingScriptHash()
if !common.BytesEqual(caller, []byte(gas.Hash)) {
common.AbortWithMessage("processing contract accepts GAS only")
}
}
func _deploy(data any, isUpdate bool) {
if isUpdate {
args := data.([]any)
common.CheckVersion(args[len(args)-1].(int))
return
}
runtime.Log("processing contract initialized")
}
// Update method updates contract source code and manifest. It can be invoked
// only by the sidechain committee.
func Update(script []byte, manifest []byte, data any) {
blockHeight := ledger.CurrentIndex()
alphabetKeys := roles.GetDesignatedByRole(roles.NeoFSAlphabet, uint32(blockHeight+1))
alphabetCommittee := common.Multiaddress(alphabetKeys, true)
if !runtime.CheckWitness(alphabetCommittee) {
panic("only side chain committee can update contract")
}
management.UpdateWithData(script, manifest, common.AppendVersion(data))
runtime.Log("processing contract updated")
}
// Verify method returns true if transaction contains valid multisignature of
// Alphabet nodes of the Inner Ring.
func Verify() bool {
return runtime.CheckWitness(common.AlphabetAddress())
}
// Version returns the version of the contract.
func Version() int {
return common.Version
}