neo-go/pkg/interop/native/roles/roles.go
2021-04-29 14:12:48 +03:00

38 lines
1.3 KiB
Go

/*
Package roles provides interface to RoleManagement native contract.
Role management contract is used by committee to designate some nodes as
providing some service on the network.
*/
package roles
import (
"github.com/nspcc-dev/neo-go/pkg/interop"
"github.com/nspcc-dev/neo-go/pkg/interop/contract"
)
// Hash represents RoleManagement contract hash.
const Hash = "\xe2\x95\xe3\x91\x54\x4c\x17\x8a\xd9\x4f\x03\xec\x4d\xcd\xff\x78\x53\x4e\xcf\x49"
// Role represents node role.
type Role byte
// Various node roles.
const (
StateValidator Role = 4
Oracle Role = 8
NeoFSAlphabet Role = 16
// P2PNotary is an extension of Neo protocol available on specifically configured NeoGo networks.
P2PNotary Role = 128
)
// GetDesignatedByRole represents `getDesignatedByRole` method of RoleManagement native contract.
func GetDesignatedByRole(r Role, height uint32) []interop.PublicKey {
return contract.Call(interop.Hash160(Hash), "getDesignatedByRole",
contract.ReadStates, r, height).([]interop.PublicKey)
}
// DesignateAsRole represents `designateAsRole` method of RoleManagement native contract.
func DesignateAsRole(r Role, pubs []interop.PublicKey) {
contract.Call(interop.Hash160(Hash), "designateAsRole",
contract.States|contract.AllowNotify, r, pubs)
}