153 lines
4 KiB
Go
153 lines
4 KiB
Go
package container
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import (
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"fmt"
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"github.com/TrueCloudLab/frostfs-node/pkg/morph/client"
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"github.com/TrueCloudLab/frostfs-node/pkg/morph/event"
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cid "github.com/TrueCloudLab/frostfs-sdk-go/container/id"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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)
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// Put structure of container.Put notification from morph chain.
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type Put struct {
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rawContainer []byte
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signature []byte
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publicKey []byte
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token []byte
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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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const expectedItemNumPut = 4
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// MorphEvent implements Neo:Morph Event interface.
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func (Put) MorphEvent() {}
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// Container is a marshalled container structure, defined in API.
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func (p Put) Container() []byte { return p.rawContainer }
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// Signature of marshalled container by container owner.
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func (p Put) Signature() []byte { return p.signature }
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// PublicKey of container owner.
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func (p Put) PublicKey() []byte { return p.publicKey }
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// SessionToken returns binary token of the session
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// within which the container was created.
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func (p Put) SessionToken() []byte {
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return p.token
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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 (p Put) NotaryRequest() *payload.P2PNotaryRequest {
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return p.notaryRequest
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}
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// PutNamed represents notification event spawned by PutNamed method from Container contract of FrostFS Morph chain.
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type PutNamed struct {
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Put
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name, zone string
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}
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// Name returns "name" arg of contract call.
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func (x PutNamed) Name() string {
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return x.name
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}
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// Zone returns "zone" arg of contract call.
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func (x PutNamed) Zone() string {
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return x.zone
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}
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// ParsePut from notification into container event structure.
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func ParsePut(e *state.ContainedNotificationEvent) (event.Event, error) {
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var (
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ev Put
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err error
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)
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params, err := event.ParseStackArray(e)
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if err != nil {
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return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
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}
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if ln := len(params); ln != expectedItemNumPut {
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return nil, event.WrongNumberOfParameters(expectedItemNumPut, ln)
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}
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// parse container
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ev.rawContainer, err = client.BytesFromStackItem(params[0])
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if err != nil {
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return nil, fmt.Errorf("could not get container: %w", err)
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}
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// parse signature
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ev.signature, err = client.BytesFromStackItem(params[1])
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if err != nil {
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return nil, fmt.Errorf("could not get signature: %w", err)
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}
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// parse public key
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ev.publicKey, err = client.BytesFromStackItem(params[2])
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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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// parse session token
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ev.token, err = client.BytesFromStackItem(params[3])
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if err != nil {
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return nil, fmt.Errorf("could not get sesison token: %w", err)
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}
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return ev, nil
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}
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// PutSuccess structures notification event of successful container creation
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// thrown by Container contract.
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type PutSuccess struct {
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// Identifier of the newly created container.
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ID cid.ID
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}
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// MorphEvent implements Neo:Morph Event interface.
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func (PutSuccess) MorphEvent() {}
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// ParsePutSuccess decodes notification event thrown by Container contract into
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// PutSuccess and returns it as event.Event.
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func ParsePutSuccess(e *state.ContainedNotificationEvent) (event.Event, error) {
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items, err := event.ParseStackArray(e)
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if err != nil {
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return nil, fmt.Errorf("parse stack array from raw notification event: %w", err)
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}
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const expectedItemNumPutSuccess = 2
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if ln := len(items); ln != expectedItemNumPutSuccess {
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return nil, event.WrongNumberOfParameters(expectedItemNumPutSuccess, ln)
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}
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binID, err := client.BytesFromStackItem(items[0])
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if err != nil {
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return nil, fmt.Errorf("parse container ID item: %w", err)
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}
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_, err = client.BytesFromStackItem(items[1])
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if err != nil {
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return nil, fmt.Errorf("parse public key item: %w", err)
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}
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var res PutSuccess
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err = res.ID.Decode(binID)
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if err != nil {
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return nil, fmt.Errorf("decode container ID: %w", err)
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}
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return res, nil
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}
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