forked from TrueCloudLab/frostfs-node
ade185191b
* 1.0 extra gas for new epoch vote * 0.5 extra gas for new peer approve Signed-off-by: Alex Vanin <alexey@nspcc.ru>
116 lines
2.9 KiB
Go
116 lines
2.9 KiB
Go
package invoke
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/ecdsa"
|
|
|
|
"github.com/nspcc-dev/neo-go/pkg/util"
|
|
"github.com/nspcc-dev/neofs-crypto"
|
|
"github.com/nspcc-dev/neofs-node/pkg/morph/client"
|
|
)
|
|
|
|
type (
|
|
// ChequeParams for CashOutCheque invocation.
|
|
ChequeParams struct {
|
|
ID []byte
|
|
Amount int64 // Fixed8
|
|
User util.Uint160
|
|
LockAccount util.Uint160
|
|
}
|
|
)
|
|
|
|
const (
|
|
// Extra SysFee for contract invocations. Contracts execute inner ring
|
|
// invocations in two steps: collection and execution. At collection
|
|
// step contract waits for (2\3*n + 1) invocations, and then in execution
|
|
// stage contract actually makes changes in the contract storage. SysFee
|
|
// for invocation calculated based on testinvoke which happens at collection
|
|
// stage. Therefore client has to provide some extra SysFee to operate at
|
|
// execution stage. Otherwise invocation will fail due to gas limit.
|
|
extraFee = 1_5000_0000 // 1.5 Fixed8 gas
|
|
|
|
// Different methods need different extra fee values, so with this
|
|
// constants let's try to minimize spent GAS of inner ring node.
|
|
feeHalfGas = 50_000_000 // 0.5 Fixed8 gas
|
|
feeOneGas = feeHalfGas * 2 // 1.0 Fixed8 gas
|
|
|
|
checkIsInnerRingMethod = "isInnerRing"
|
|
innerRingListMethod = "innerRingList"
|
|
chequeMethod = "cheque"
|
|
)
|
|
|
|
// IsInnerRing returns true if 'key' is presented in inner ring list.
|
|
func IsInnerRing(cli *client.Client, con util.Uint160, key *ecdsa.PublicKey) (bool, error) {
|
|
if cli == nil {
|
|
return false, client.ErrNilClient
|
|
}
|
|
|
|
pubKey := crypto.MarshalPublicKey(key)
|
|
|
|
val, err := cli.TestInvoke(con, checkIsInnerRingMethod, pubKey)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
isInnerRing, err := client.BoolFromStackItem(val[0])
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
return isInnerRing, nil
|
|
}
|
|
|
|
// CashOutCheque invokes Cheque method.
|
|
func CashOutCheque(cli *client.Client, con util.Uint160, p *ChequeParams) error {
|
|
if cli == nil {
|
|
return client.ErrNilClient
|
|
}
|
|
|
|
return cli.Invoke(con, extraFee, chequeMethod,
|
|
p.ID,
|
|
p.User.BytesBE(),
|
|
p.Amount,
|
|
p.LockAccount.BytesBE(),
|
|
)
|
|
}
|
|
|
|
// InnerRingIndex returns index of the `key` in the inner ring list from sidechain.
|
|
// If key is not in the inner ring list, then returns `-1`.
|
|
func InnerRingIndex(cli *client.Client, con util.Uint160, key *ecdsa.PublicKey) (int32, error) {
|
|
if cli == nil {
|
|
return 0, client.ErrNilClient
|
|
}
|
|
|
|
nodePublicKey := crypto.MarshalPublicKey(key)
|
|
|
|
data, err := cli.TestInvoke(con, innerRingListMethod)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
irNodes, err := client.ArrayFromStackItem(data[0])
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
var result int32 = -1
|
|
|
|
for i := range irNodes {
|
|
key, err := client.ArrayFromStackItem(irNodes[i])
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
keyValue, err := client.BytesFromStackItem(key[0])
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if bytes.Equal(keyValue, nodePublicKey) {
|
|
result = int32(i)
|
|
break
|
|
}
|
|
}
|
|
|
|
return result, nil
|
|
}
|