68 lines
2.2 KiB
Go
68 lines
2.2 KiB
Go
package intermediate
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"fmt"
|
|
|
|
"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
|
|
eigentrustcalc "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/calculator"
|
|
consumerstorage "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/consumers"
|
|
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/daughters"
|
|
)
|
|
|
|
// DaughterTrustIteratorProvider is implementation of the
|
|
// reputation/eigentrust/calculator's DaughterTrustIteratorProvider interface.
|
|
type DaughterTrustIteratorProvider struct {
|
|
DaughterStorage *daughters.Storage
|
|
ConsumerStorage *consumerstorage.Storage
|
|
}
|
|
|
|
// InitDaughterIterator returns iterator over received
|
|
// local trusts for ctx.Epoch() epoch from daughter p.
|
|
func (ip *DaughterTrustIteratorProvider) InitDaughterIterator(ctx eigentrustcalc.Context,
|
|
p reputation.PeerID) (eigentrustcalc.TrustIterator, error) {
|
|
epoch := ctx.Epoch()
|
|
|
|
daughterIterator, ok := ip.DaughterStorage.DaughterTrusts(epoch, p)
|
|
if !ok {
|
|
return nil, fmt.Errorf("no data in %d epoch for daughter: %s",
|
|
epoch,
|
|
hex.EncodeToString(p.Bytes()),
|
|
)
|
|
}
|
|
|
|
return daughterIterator, nil
|
|
}
|
|
|
|
// InitAllDaughtersIterator returns iterator over all
|
|
// daughters of the current node(manager) and all local
|
|
// trusts received from them for ctx.Epoch() epoch.
|
|
func (ip *DaughterTrustIteratorProvider) InitAllDaughtersIterator(
|
|
ctx eigentrustcalc.Context) (eigentrustcalc.PeerTrustsIterator, error) {
|
|
epoch := ctx.Epoch()
|
|
|
|
iter, ok := ip.DaughterStorage.AllDaughterTrusts(epoch)
|
|
if !ok {
|
|
return nil, fmt.Errorf("no data in %d epoch for daughters", epoch)
|
|
}
|
|
|
|
return iter, nil
|
|
}
|
|
|
|
// InitConsumersIterator returns iterator over all daughters
|
|
// of the current node(manager) and all their consumers' local
|
|
// trusts for ctx.Epoch() epoch and ctx.I() iteration.
|
|
func (ip *DaughterTrustIteratorProvider) InitConsumersIterator(
|
|
ctx eigentrustcalc.Context) (eigentrustcalc.PeerTrustsIterator, error) {
|
|
epoch, iter := ctx.Epoch(), ctx.I()
|
|
|
|
consumerIterator, ok := ip.ConsumerStorage.Consumers(epoch, iter)
|
|
if !ok {
|
|
return nil, fmt.Errorf("no data for %d iteration in %d epoch for consumers's trusts",
|
|
iter,
|
|
epoch,
|
|
)
|
|
}
|
|
|
|
return consumerIterator, nil
|
|
}
|