123 lines
3.4 KiB
Go
123 lines
3.4 KiB
Go
package container
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
|
|
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
|
|
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
|
|
"github.com/nspcc-dev/neo-go/pkg/core/state"
|
|
"github.com/nspcc-dev/neo-go/pkg/network/payload"
|
|
)
|
|
|
|
// Delete structure of container.Delete notification from morph chain.
|
|
type Delete struct {
|
|
ContainerIDValue []byte
|
|
SignatureValue []byte
|
|
TokenValue []byte
|
|
|
|
// For notary notifications only.
|
|
// Contains raw transactions of notary request.
|
|
NotaryRequestValue *payload.P2PNotaryRequest
|
|
}
|
|
|
|
// MorphEvent implements Neo:Morph Event interface.
|
|
func (Delete) MorphEvent() {}
|
|
|
|
// ContainerID is a marshalled container structure, defined in API.
|
|
func (d Delete) ContainerID() []byte { return d.ContainerIDValue }
|
|
|
|
// Signature of marshalled container by container owner.
|
|
func (d Delete) Signature() []byte { return d.SignatureValue }
|
|
|
|
// SessionToken returns binary token of the session
|
|
// within which the eACL was set.
|
|
func (d Delete) SessionToken() []byte {
|
|
return d.TokenValue
|
|
}
|
|
|
|
// NotaryRequest returns raw notary request if notification
|
|
// was received via notary service. Otherwise, returns nil.
|
|
func (d Delete) NotaryRequest() *payload.P2PNotaryRequest {
|
|
return d.NotaryRequestValue
|
|
}
|
|
|
|
const expectedItemNumDelete = 3
|
|
|
|
// ParseDelete from notification into container event structure.
|
|
//
|
|
// Expects 3 stack items.
|
|
func ParseDelete(e *state.ContainedNotificationEvent) (event.Event, error) {
|
|
var (
|
|
ev Delete
|
|
err error
|
|
)
|
|
|
|
params, err := event.ParseStackArray(e)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
|
|
}
|
|
|
|
if ln := len(params); ln != expectedItemNumDelete {
|
|
return nil, event.WrongNumberOfParameters(expectedItemNumDelete, ln)
|
|
}
|
|
|
|
// parse container
|
|
ev.ContainerIDValue, err = client.BytesFromStackItem(params[0])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get container: %w", err)
|
|
}
|
|
|
|
// parse signature
|
|
ev.SignatureValue, err = client.BytesFromStackItem(params[1])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get signature: %w", err)
|
|
}
|
|
|
|
// parse session token
|
|
ev.TokenValue, err = client.BytesFromStackItem(params[2])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not get session token: %w", err)
|
|
}
|
|
|
|
return ev, nil
|
|
}
|
|
|
|
// DeleteSuccess structures notification event of successful container removal
|
|
// thrown by Container contract.
|
|
type DeleteSuccess struct {
|
|
// Identifier of the removed container.
|
|
ID cid.ID
|
|
}
|
|
|
|
// MorphEvent implements Neo:Morph Event interface.
|
|
func (DeleteSuccess) MorphEvent() {}
|
|
|
|
// ParseDeleteSuccess decodes notification event thrown by Container contract into
|
|
// DeleteSuccess and returns it as event.Event.
|
|
func ParseDeleteSuccess(e *state.ContainedNotificationEvent) (event.Event, error) {
|
|
items, err := event.ParseStackArray(e)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("parse stack array from raw notification event: %w", err)
|
|
}
|
|
|
|
const expectedItemNumDeleteSuccess = 1
|
|
|
|
if ln := len(items); ln != expectedItemNumDeleteSuccess {
|
|
return nil, event.WrongNumberOfParameters(expectedItemNumDeleteSuccess, ln)
|
|
}
|
|
|
|
binID, err := client.BytesFromStackItem(items[0])
|
|
if err != nil {
|
|
return nil, fmt.Errorf("parse container ID item: %w", err)
|
|
}
|
|
|
|
var res DeleteSuccess
|
|
|
|
err = res.ID.Decode(binID)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("decode container ID: %w", err)
|
|
}
|
|
|
|
return res, nil
|
|
}
|