86 lines
1.9 KiB
Go
86 lines
1.9 KiB
Go
package reputation
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
|
|
"github.com/nspcc-dev/neofs-api-go/pkg/reputation"
|
|
"github.com/nspcc-dev/neofs-node/pkg/morph/client"
|
|
"github.com/nspcc-dev/neofs-node/pkg/morph/event"
|
|
)
|
|
|
|
// Put structure of reputation.reputationPut notification from
|
|
// morph chain.
|
|
type Put struct {
|
|
epoch uint64
|
|
peerID reputation.PeerID
|
|
value reputation.GlobalTrust
|
|
}
|
|
|
|
const peerIDLength = 33 // compressed public key
|
|
|
|
// MorphEvent implements Neo:Morph Event interface.
|
|
func (Put) MorphEvent() {}
|
|
|
|
// Epoch returns epoch value of reputation data.
|
|
func (p Put) Epoch() uint64 {
|
|
return p.epoch
|
|
}
|
|
|
|
// PeerID returns peer id of reputation data.
|
|
func (p Put) PeerID() reputation.PeerID {
|
|
return p.peerID
|
|
}
|
|
|
|
// Value returns reputation structure.
|
|
func (p Put) Value() reputation.GlobalTrust {
|
|
return p.value
|
|
}
|
|
|
|
// ParsePut from notification into reputation event structure.
|
|
func ParsePut(prms []stackitem.Item) (event.Event, error) {
|
|
var (
|
|
ev Put
|
|
err error
|
|
)
|
|
|
|
if ln := len(prms); ln != 3 {
|
|
return nil, event.WrongNumberOfParameters(3, ln)
|
|
}
|
|
|
|
// parse epoch number
|
|
epoch, err := client.IntFromStackItem(prms[0])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get integer epoch number: %w", err)
|
|
}
|
|
|
|
ev.epoch = uint64(epoch)
|
|
|
|
// parse peer ID value
|
|
peerID, err := client.BytesFromStackItem(prms[1])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get peer ID value: %w", err)
|
|
}
|
|
|
|
if ln := len(peerID); ln != peerIDLength {
|
|
return nil, fmt.Errorf("peer ID is %d byte long, expected %d", ln, peerIDLength)
|
|
}
|
|
|
|
var publicKey [33]byte
|
|
copy(publicKey[:], peerID)
|
|
ev.peerID.SetPublicKey(publicKey)
|
|
|
|
// parse global trust value
|
|
rawValue, err := client.BytesFromStackItem(prms[2])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get global trust value: %w", err)
|
|
}
|
|
|
|
err = ev.value.Unmarshal(rawValue)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not parse global trust value: %w", err)
|
|
}
|
|
|
|
return ev, nil
|
|
}
|