74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package netmap
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import (
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"crypto/elliptic"
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"fmt"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
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"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
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v2netmap "github.com/nspcc-dev/neofs-api-go/v2/netmap"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event"
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)
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type UpdatePeer struct {
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publicKey *keys.PublicKey
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status netmap.NodeState
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// For notary notifications only.
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// Contains raw transactions of notary request.
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notaryRequest *payload.P2PNotaryRequest
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}
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// MorphEvent implements Neo:Morph Event interface.
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func (UpdatePeer) MorphEvent() {}
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func (s UpdatePeer) Status() netmap.NodeState {
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return s.status
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}
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func (s UpdatePeer) PublicKey() *keys.PublicKey {
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return s.publicKey
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}
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// NotaryRequest returns raw notary request if notification
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// was received via notary service. Otherwise, returns nil.
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func (s UpdatePeer) NotaryRequest() *payload.P2PNotaryRequest {
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return s.notaryRequest
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}
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const expectedItemNumUpdatePeer = 2
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func ParseUpdatePeer(prms []stackitem.Item) (event.Event, error) {
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var (
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ev UpdatePeer
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err error
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)
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if ln := len(prms); ln != expectedItemNumUpdatePeer {
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return nil, event.WrongNumberOfParameters(expectedItemNumUpdatePeer, ln)
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}
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// parse public key
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key, err := client.BytesFromStackItem(prms[1])
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if err != nil {
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return nil, fmt.Errorf("could not get public key: %w", err)
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}
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ev.publicKey, err = keys.NewPublicKeyFromBytes(key, elliptic.P256())
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if err != nil {
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return nil, fmt.Errorf("could not parse public key: %w", err)
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}
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// parse node status
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st, err := client.IntFromStackItem(prms[0])
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if err != nil {
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return nil, fmt.Errorf("could not get node status: %w", err)
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}
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ev.status = netmap.NodeStateFromV2(v2netmap.NodeState(st))
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return ev, nil
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}
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