dstee

package

v0.1.0 Latest Latest Go to latest Published: Mar 12, 2022 License: MIT Imports: 13 Imported by: 0

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Repository

github.com/protolambda/go-eth2-peerstore

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Documentation ¶

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type BatchItem ¶

type BatchItem struct {
	Key   ds.Key
	Value []byte
}

type CSVTee ¶

type CSVTee struct {
	Name  string
	CSV   *csv.Writer
	OnErr func(op Operation, key ds.Key, value []byte, err error)
	sync.Mutex
}

func (*CSVTee) OnBatch ¶

func (t *CSVTee) OnBatch(puts []BatchItem, deletes []ds.Key)

func (*CSVTee) OnDelete ¶

func (t *CSVTee) OnDelete(key ds.Key)

func (*CSVTee) OnPut ¶

func (t *CSVTee) OnPut(key ds.Key, value []byte)

func (*CSVTee) String ¶

func (t *CSVTee) String() string

type DSTee ¶

type DSTee struct {
	ds.Batching
	Tee Tee
}

func (*DSTee) Batch ¶

func (t *DSTee) Batch(ctx context.Context) (ds.Batch, error)

func (*DSTee) Delete ¶

func (t *DSTee) Delete(ctx context.Context, key ds.Key) error

func (*DSTee) Put ¶

func (t *DSTee) Put(ctx context.Context, key ds.Key, value []byte) error

type DSTeeBatch ¶

type DSTeeBatch struct {
	Batch ds.Batch
	Tee   Tee
	// contains filtered or unexported fields
}

func (*DSTeeBatch) Commit ¶

func (b *DSTeeBatch) Commit(ctx context.Context) error

func (*DSTeeBatch) Delete ¶

func (b *DSTeeBatch) Delete(ctx context.Context, key ds.Key) error

func (*DSTeeBatch) Put ¶

func (b *DSTeeBatch) Put(ctx context.Context, key ds.Key, value []byte) error

func (*DSTeeBatch) Reset ¶

func (b *DSTeeBatch) Reset()

type Event ¶

type Event struct {
	Op      Operation                        `json:"op"`
	PeerID  peer.ID                          `json:"peer_id"`
	TimeMs  uint64                           `json:"time_ms"`
	DelPath string                           `json:"del_path,omitempty"`
	Entry   *translate.PartialPeerstoreEntry `json:"change,omitempty"`
}

type EventTee ¶

type EventTee struct {
	Fn func(evs ...*Event)
}

EventTee transforms raw puts/deletes into events, and forwards them to a function. The EventTee wraps the function, to be a hashable type for use in multi-tees.

func (*EventTee) OnBatch ¶

func (t *EventTee) OnBatch(puts []BatchItem, deletes []ds.Key)

func (*EventTee) OnDelete ¶

func (t *EventTee) OnDelete(key ds.Key)

func (*EventTee) OnPut ¶

func (t *EventTee) OnPut(key ds.Key, value []byte)

func (*EventTee) String ¶

func (t *EventTee) String() string

type FilterTee ¶

type FilterTee struct {
	Inner   Tee
	Pattern *regexp.Regexp
}

func (*FilterTee) OnBatch ¶

func (t *FilterTee) OnBatch(puts []BatchItem, deletes []ds.Key)

func (*FilterTee) OnDelete ¶

func (t *FilterTee) OnDelete(key ds.Key)

func (*FilterTee) OnPut ¶

func (t *FilterTee) OnPut(key ds.Key, value []byte)

func (*FilterTee) String ¶

func (t *FilterTee) String() string

type LogTee ¶

type LogTee struct {
	Log log.Logger
}

func (*LogTee) OnBatch ¶

func (t *LogTee) OnBatch(puts []BatchItem, deletes []ds.Key)

func (*LogTee) OnDelete ¶

func (t *LogTee) OnDelete(key ds.Key)

func (*LogTee) OnPut ¶

func (t *LogTee) OnPut(key ds.Key, value []byte)

func (*LogTee) String ¶

func (t *LogTee) String() string

type MultiTee ¶

type MultiTee map[Tee]struct{}

func (MultiTee) OnBatch ¶

func (m MultiTee) OnBatch(puts []BatchItem, deletes []ds.Key)

func (MultiTee) OnDelete ¶

func (m MultiTee) OnDelete(key ds.Key)

func (MultiTee) OnPut ¶

func (m MultiTee) OnPut(key ds.Key, value []byte)

func (MultiTee) String ¶

func (m MultiTee) String() string

type Operation ¶

type Operation string

const (
	Put    Operation = "put"
	Delete Operation = "del"
)

type Tee ¶

type Tee interface {
	String() string
	OnPut(key ds.Key, value []byte)
	OnDelete(key ds.Key)
	OnBatch(puts []BatchItem, deletes []ds.Key)
}

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