package container import ( "errors" "fmt" "github.com/TrueCloudLab/frostfs-node/pkg/morph/client/container" "github.com/TrueCloudLab/frostfs-node/pkg/morph/client/frostfsid" morphsubnet "github.com/TrueCloudLab/frostfs-node/pkg/morph/client/subnet" "github.com/TrueCloudLab/frostfs-node/pkg/morph/event" containerEvent "github.com/TrueCloudLab/frostfs-node/pkg/morph/event/container" "github.com/TrueCloudLab/frostfs-node/pkg/util/logger" "github.com/nspcc-dev/neo-go/pkg/core/mempoolevent" "github.com/panjf2000/ants/v2" "go.uber.org/zap" ) type ( // AlphabetState is a callback interface for inner ring global state. AlphabetState interface { IsAlphabet() bool } // Processor of events produced by container contract in the sidechain. Processor struct { log *logger.Logger pool *ants.Pool alphabetState AlphabetState cnrClient *container.Client // notary must be enabled idClient *frostfsid.Client subnetClient *morphsubnet.Client netState NetworkState notaryDisabled bool } // Params of the processor constructor. Params struct { Log *logger.Logger PoolSize int AlphabetState AlphabetState ContainerClient *container.Client FrostFSIDClient *frostfsid.Client SubnetClient *morphsubnet.Client NetworkState NetworkState NotaryDisabled bool } ) // NetworkState is an interface of a component // that provides access to network state. type NetworkState interface { // Epoch must return the number of the current epoch. // // Must return any error encountered // which did not allow reading the value. Epoch() (uint64, error) // HomomorphicHashDisabled must return boolean that // represents homomorphic network state: // * true if hashing is disabled; // * false if hashing is enabled. // // which did not allow reading the value. HomomorphicHashDisabled() (bool, error) } const ( putNotification = "containerPut" deleteNotification = "containerDelete" setEACLNotification = "setEACL" ) // New creates a container contract processor instance. func New(p *Params) (*Processor, error) { switch { case p.Log == nil: return nil, errors.New("ir/container: logger is not set") case p.AlphabetState == nil: return nil, errors.New("ir/container: global state is not set") case p.ContainerClient == nil: return nil, errors.New("ir/container: Container client is not set") case p.FrostFSIDClient == nil: return nil, errors.New("ir/container: FrostFS ID client is not set") case p.NetworkState == nil: return nil, errors.New("ir/container: network state is not set") case p.SubnetClient == nil: return nil, errors.New("ir/container: subnet client is not set") } p.Log.Debug("container worker pool", zap.Int("size", p.PoolSize)) pool, err := ants.NewPool(p.PoolSize, ants.WithNonblocking(true)) if err != nil { return nil, fmt.Errorf("ir/container: can't create worker pool: %w", err) } return &Processor{ log: p.Log, pool: pool, alphabetState: p.AlphabetState, cnrClient: p.ContainerClient, idClient: p.FrostFSIDClient, netState: p.NetworkState, notaryDisabled: p.NotaryDisabled, subnetClient: p.SubnetClient, }, nil } // ListenerNotificationParsers for the 'event.Listener' event producer. func (cp *Processor) ListenerNotificationParsers() []event.NotificationParserInfo { if !cp.notaryDisabled { return nil } var ( parsers = make([]event.NotificationParserInfo, 0, 3) p event.NotificationParserInfo ) p.SetScriptHash(cp.cnrClient.ContractAddress()) // container put p.SetType(event.TypeFromString(putNotification)) p.SetParser(containerEvent.ParsePut) parsers = append(parsers, p) // container delete p.SetType(event.TypeFromString(deleteNotification)) p.SetParser(containerEvent.ParseDelete) parsers = append(parsers, p) // set eACL p.SetType(event.TypeFromString(setEACLNotification)) p.SetParser(containerEvent.ParseSetEACL) parsers = append(parsers, p) return parsers } // ListenerNotificationHandlers for the 'event.Listener' event producer. func (cp *Processor) ListenerNotificationHandlers() []event.NotificationHandlerInfo { if !cp.notaryDisabled { return nil } var ( handlers = make([]event.NotificationHandlerInfo, 0, 3) h event.NotificationHandlerInfo ) h.SetScriptHash(cp.cnrClient.ContractAddress()) // container put h.SetType(event.TypeFromString(putNotification)) h.SetHandler(cp.handlePut) handlers = append(handlers, h) // container delete h.SetType(event.TypeFromString(deleteNotification)) h.SetHandler(cp.handleDelete) handlers = append(handlers, h) // set eACL h.SetType(event.TypeFromString(setEACLNotification)) h.SetHandler(cp.handleSetEACL) handlers = append(handlers, h) return handlers } // ListenerNotaryParsers for the 'event.Listener' notary event producer. func (cp *Processor) ListenerNotaryParsers() []event.NotaryParserInfo { var ( p event.NotaryParserInfo pp = make([]event.NotaryParserInfo, 0, 4) ) p.SetMempoolType(mempoolevent.TransactionAdded) p.SetScriptHash(cp.cnrClient.ContractAddress()) // container put p.SetRequestType(containerEvent.PutNotaryEvent) p.SetParser(containerEvent.ParsePutNotary) pp = append(pp, p) // container named put p.SetRequestType(containerEvent.PutNamedNotaryEvent) p.SetParser(containerEvent.ParsePutNamedNotary) pp = append(pp, p) // container delete p.SetRequestType(containerEvent.DeleteNotaryEvent) p.SetParser(containerEvent.ParseDeleteNotary) pp = append(pp, p) // set EACL p.SetRequestType(containerEvent.SetEACLNotaryEvent) p.SetParser(containerEvent.ParseSetEACLNotary) pp = append(pp, p) return pp } // ListenerNotaryHandlers for the 'event.Listener' notary event producer. func (cp *Processor) ListenerNotaryHandlers() []event.NotaryHandlerInfo { var ( h event.NotaryHandlerInfo hh = make([]event.NotaryHandlerInfo, 0, 4) ) h.SetScriptHash(cp.cnrClient.ContractAddress()) h.SetMempoolType(mempoolevent.TransactionAdded) // container put h.SetRequestType(containerEvent.PutNotaryEvent) h.SetHandler(cp.handlePut) hh = append(hh, h) // container named put (same handler) h.SetRequestType(containerEvent.PutNamedNotaryEvent) hh = append(hh, h) // container delete h.SetRequestType(containerEvent.DeleteNotaryEvent) h.SetHandler(cp.handleDelete) hh = append(hh, h) // set eACL h.SetRequestType(containerEvent.SetEACLNotaryEvent) h.SetHandler(cp.handleSetEACL) hh = append(hh, h) return hh } // TimersHandlers for the 'Timers' event producer. func (cp *Processor) TimersHandlers() []event.NotificationHandlerInfo { return nil }