mirror of https://github.com/status-im/go-waku.git
73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
package store
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"sync"
|
|
|
|
"github.com/libp2p/go-libp2p/core/host"
|
|
libp2pProtocol "github.com/libp2p/go-libp2p/core/protocol"
|
|
"github.com/waku-org/go-waku/waku/v2/protocol"
|
|
"github.com/waku-org/go-waku/waku/v2/timesource"
|
|
"go.uber.org/zap"
|
|
)
|
|
|
|
// StoreID_v20beta4 is the current Waku Store protocol identifier
|
|
const StoreID_v20beta4 = libp2pProtocol.ID("/vac/waku/store/2.0.0-beta4")
|
|
|
|
// MaxPageSize is the maximum number of waku messages to return per page
|
|
const MaxPageSize = 100
|
|
|
|
// MaxContentFilters is the maximum number of allowed content filters in a query
|
|
const MaxContentFilters = 10
|
|
|
|
var (
|
|
// ErrMaxContentFilters is returned when the number of content topics in the query
|
|
// exceeds the limit
|
|
ErrMaxContentFilters = errors.New("exceeds the maximum number of content filters allowed")
|
|
|
|
// ErrNoPeersAvailable is returned when there are no store peers in the peer store
|
|
// that could be used to retrieve message history
|
|
ErrNoPeersAvailable = errors.New("no suitable remote peers")
|
|
|
|
// ErrInvalidId is returned when no RequestID is given
|
|
ErrInvalidId = errors.New("invalid request id")
|
|
|
|
// ErrFailedToResumeHistory is returned when the node attempted to retrieve historic
|
|
// messages to fill its own message history but for some reason it failed
|
|
ErrFailedToResumeHistory = errors.New("failed to resume the history")
|
|
|
|
// ErrFailedQuery is emitted when the query fails to return results
|
|
ErrFailedQuery = errors.New("failed to resolve the query")
|
|
)
|
|
|
|
type WakuSwap interface {
|
|
// TODO: add functions
|
|
}
|
|
|
|
type WakuStore struct {
|
|
ctx context.Context
|
|
cancel context.CancelFunc
|
|
timesource timesource.Timesource
|
|
MsgC chan *protocol.Envelope
|
|
wg *sync.WaitGroup
|
|
|
|
log *zap.Logger
|
|
|
|
started bool
|
|
|
|
msgProvider MessageProvider
|
|
h host.Host
|
|
}
|
|
|
|
// NewWakuStore creates a WakuStore using an specific MessageProvider for storing the messages
|
|
func NewWakuStore(p MessageProvider, timesource timesource.Timesource, log *zap.Logger) *WakuStore {
|
|
wakuStore := new(WakuStore)
|
|
wakuStore.msgProvider = p
|
|
wakuStore.wg = &sync.WaitGroup{}
|
|
wakuStore.log = log.Named("store")
|
|
wakuStore.timesource = timesource
|
|
|
|
return wakuStore
|
|
}
|