forked from TrueCloudLab/frostfs-node
88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
package audit
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import (
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"github.com/nspcc-dev/neo-go/pkg/util"
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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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"github.com/panjf2000/ants/v2"
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"github.com/pkg/errors"
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"go.uber.org/zap"
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)
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type (
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// Indexer is a callback interface for inner ring global state.
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Indexer interface {
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Index() int32
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InnerRingSize() int32
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}
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// Processor of events related with data audit.
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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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auditContract util.Uint160
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morphClient *client.Client
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irList Indexer
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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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ContainerContract util.Uint160
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AuditContract util.Uint160
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MorphClient *client.Client
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IRList Indexer
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}
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)
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// AuditProcessor manages audit tasks and fills queue for next epoch. This
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// process must not be interrupted by new audit epoch, so we limit pool size
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// for processor to one.
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const ProcessorPoolSize = 1
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// New creates audit 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/audit: logger is not set")
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case p.MorphClient == nil:
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return nil, errors.New("ir/audit: neo:morph client is not set")
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case p.IRList == nil:
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return nil, errors.New("ir/audit: global state is not set")
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}
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pool, err := ants.NewPool(ProcessorPoolSize, ants.WithNonblocking(true))
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if err != nil {
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return nil, errors.Wrap(err, "ir/audit: can't create worker pool")
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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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auditContract: p.AuditContract,
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morphClient: p.MorphClient,
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irList: p.IRList,
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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 (ap *Processor) ListenerParsers() []event.ParserInfo {
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return nil
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}
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// ListenerHandlers for the 'event.Listener' event producer.
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func (ap *Processor) ListenerHandlers() []event.HandlerInfo {
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return nil
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}
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// TimersHandlers for the 'Timers' event producer.
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func (ap *Processor) TimersHandlers() []event.HandlerInfo {
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return nil
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}
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// StartAuditHandler for the internal event producer.
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func (ap *Processor) StartAuditHandler() event.Handler {
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return ap.handleNewAuditRound
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}
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