122 lines
3.3 KiB
Go
122 lines
3.3 KiB
Go
package container
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import (
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"errors"
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"fmt"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neofs-node/pkg/innerring/config"
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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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containerEvent "github.com/nspcc-dev/neofs-node/pkg/morph/event/container"
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"github.com/panjf2000/ants/v2"
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"go.uber.org/zap"
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)
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type (
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// AlphabetState is a callback interface for inner ring global state.
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AlphabetState interface {
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IsAlphabet() bool
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}
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// Processor of events produced by container contract in morph chain.
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Processor struct {
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log *zap.Logger
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pool *ants.Pool
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containerContract util.Uint160
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morphClient *client.Client
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alphabetState AlphabetState
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feeProvider *config.FeeConfig
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}
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// Params of the processor constructor.
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Params struct {
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Log *zap.Logger
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PoolSize int
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ContainerContract util.Uint160
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MorphClient *client.Client
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AlphabetState AlphabetState
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FeeProvider *config.FeeConfig
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}
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)
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const (
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putNotification = "containerPut"
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deleteNotification = "containerDelete"
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)
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// New creates container contract processor instance.
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func New(p *Params) (*Processor, error) {
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switch {
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case p.Log == nil:
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return nil, errors.New("ir/container: logger is not set")
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case p.MorphClient == nil:
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return nil, errors.New("ir/container: neo:morph client is not set")
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case p.AlphabetState == nil:
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return nil, errors.New("ir/container: global state is not set")
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case p.FeeProvider == nil:
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return nil, errors.New("ir/container: fee provider is not set")
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}
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p.Log.Debug("container worker pool", zap.Int("size", p.PoolSize))
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pool, err := ants.NewPool(p.PoolSize, ants.WithNonblocking(true))
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if err != nil {
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return nil, fmt.Errorf("ir/container: can't create worker pool: %w", err)
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}
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return &Processor{
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log: p.Log,
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pool: pool,
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containerContract: p.ContainerContract,
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morphClient: p.MorphClient,
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alphabetState: p.AlphabetState,
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feeProvider: p.FeeProvider,
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}, nil
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}
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// ListenerParsers for the 'event.Listener' event producer.
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func (cp *Processor) ListenerParsers() []event.ParserInfo {
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var parsers []event.ParserInfo
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// container put event
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put := event.ParserInfo{}
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put.SetType(putNotification)
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put.SetScriptHash(cp.containerContract)
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put.SetParser(containerEvent.ParsePut)
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parsers = append(parsers, put)
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// container del event
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del := event.ParserInfo{}
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del.SetType(deleteNotification)
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del.SetScriptHash(cp.containerContract)
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del.SetParser(containerEvent.ParseDelete)
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parsers = append(parsers, del)
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return parsers
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}
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// ListenerHandlers for the 'event.Listener' event producer.
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func (cp *Processor) ListenerHandlers() []event.HandlerInfo {
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var handlers []event.HandlerInfo
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// container put handler
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put := event.HandlerInfo{}
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put.SetType(putNotification)
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put.SetScriptHash(cp.containerContract)
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put.SetHandler(cp.handlePut)
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handlers = append(handlers, put)
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del := event.HandlerInfo{}
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del.SetType(deleteNotification)
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del.SetScriptHash(cp.containerContract)
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del.SetHandler(cp.handleDelete)
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handlers = append(handlers, del)
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return handlers
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}
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// TimersHandlers for the 'Timers' event producer.
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func (cp *Processor) TimersHandlers() []event.HandlerInfo {
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return nil
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}
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