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cache.go
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/
cache.go
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package events
import (
"context"
"github.com/ipfs/go-cid"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/types"
)
type uncachedAPI interface {
ChainNotify(context.Context) (<-chan []*api.HeadChange, error)
ChainGetPath(ctx context.Context, from, to types.TipSetKey) ([]*api.HeadChange, error)
StateSearchMsg(ctx context.Context, from types.TipSetKey, msg cid.Cid, limit abi.ChainEpoch, allowReplaced bool) (*api.MsgLookup, error)
StateGetActor(ctx context.Context, actor address.Address, tsk types.TipSetKey) (*types.Actor, error) // optional / for CalledMsg
}
type cache struct {
*tipSetCache
*messageCache
uncachedAPI
}
func newCache(api EventAPI, gcConfidence abi.ChainEpoch) *cache {
return &cache{
newTSCache(api, gcConfidence),
newMessageCache(api),
api,
}
}