c167ae26f9
Parsers should have original notification structure to be able to construct internal event structure that contains necessary for unique nonce calculation information. So notification parsers take raw notification structure instead of slice of stack items. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
package container
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import (
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"fmt"
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"github.com/nspcc-dev/neo-go/pkg/rpc/response/result/subscriptions"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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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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// Delete structure of container.Delete notification from morph chain.
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type Delete struct {
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containerID []byte
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signature []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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// MorphEvent implements Neo:Morph Event interface.
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func (Delete) MorphEvent() {}
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// ContainerID is a marshalled container structure, defined in API.
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func (d Delete) ContainerID() []byte { return d.containerID }
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// Signature of marshalled container by container owner.
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func (d Delete) Signature() []byte { return d.signature }
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// SessionToken returns binary token of the session
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// within which the eACL was set.
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func (d Delete) SessionToken() []byte {
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return d.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 (d Delete) NotaryRequest() *payload.P2PNotaryRequest {
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return d.notaryRequest
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}
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const expectedItemNumDelete = 3
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// ParseDelete from notification into container event structure.
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//
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// Expects 3 stack items.
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func ParseDelete(e *subscriptions.NotificationEvent) (event.Event, error) {
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var (
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ev Delete
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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 != expectedItemNumDelete {
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return nil, event.WrongNumberOfParameters(expectedItemNumDelete, ln)
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}
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// parse container
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ev.containerID, 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 session token
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ev.token, err = client.BytesFromStackItem(params[2])
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if err != nil {
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return nil, fmt.Errorf("could not get session token: %w", err)
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}
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return ev, nil
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}
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