frostfs-api-go/pkg/client/reputation.go

162 lines
4.5 KiB
Go
Raw Normal View History

package client
import (
"context"
"github.com/nspcc-dev/neofs-api-go/pkg/reputation"
"github.com/nspcc-dev/neofs-api-go/rpc/client"
v2reputation "github.com/nspcc-dev/neofs-api-go/v2/reputation"
rpcapi "github.com/nspcc-dev/neofs-api-go/v2/rpc"
v2signature "github.com/nspcc-dev/neofs-api-go/v2/signature"
"github.com/pkg/errors"
)
// Reputation contains methods for working with Reputation system values.
type Reputation interface {
// SendLocalTrust sends local trust values of local peer.
SendLocalTrust(context.Context, SendLocalTrustPrm, ...CallOption) (*SendLocalTrustRes, error)
// SendIntermediateTrust sends the intermediate result of the iterative algorithm for calculating
// the global reputation of the node.
SendIntermediateTrust(context.Context, SendIntermediateTrustPrm, ...CallOption) (*SendIntermediateTrustRes, error)
}
// SendLocalTrustPrm groups parameters of SendLocalTrust operation.
type SendLocalTrustPrm struct {
epoch uint64
trusts []*reputation.Trust
}
// Epoch returns epoch in which the trust was assessed.
func (x SendLocalTrustPrm) Epoch() uint64 {
return x.epoch
}
// SetEpoch sets epoch in which the trust was assessed.
func (x *SendLocalTrustPrm) SetEpoch(epoch uint64) {
x.epoch = epoch
}
// Trusts returns list of local trust values.
func (x SendLocalTrustPrm) Trusts() []*reputation.Trust {
return x.trusts
}
// SetTrusts sets list of local trust values.
func (x *SendLocalTrustPrm) SetTrusts(trusts []*reputation.Trust) {
x.trusts = trusts
}
// SendLocalTrustPrm groups results of SendLocalTrust operation.
type SendLocalTrustRes struct{}
func (c *clientImpl) SendLocalTrust(ctx context.Context, prm SendLocalTrustPrm, opts ...CallOption) (*SendLocalTrustRes, error) {
// apply all available options
callOptions := c.defaultCallOptions()
for i := range opts {
opts[i](callOptions)
}
reqBody := new(v2reputation.SendLocalTrustRequestBody)
reqBody.SetEpoch(prm.Epoch())
reqBody.SetTrusts(reputation.TrustsToV2(prm.Trusts()))
req := new(v2reputation.SendLocalTrustRequest)
req.SetBody(reqBody)
req.SetMetaHeader(v2MetaHeaderFromOpts(callOptions))
err := v2signature.SignServiceMessage(callOptions.key, req)
if err != nil {
return nil, err
}
resp, err := rpcapi.SendLocalTrust(c.Raw(), req, client.WithContext(ctx))
if err != nil {
return nil, err
}
err = v2signature.VerifyServiceMessage(resp)
if err != nil {
return nil, errors.Wrap(err, "can't verify response message")
}
return new(SendLocalTrustRes), nil
}
// SendIntermediateTrustPrm groups parameters of SendIntermediateTrust operation.
type SendIntermediateTrustPrm struct {
epoch uint64
iter uint32
trust *reputation.PeerToPeerTrust
}
func (x *SendIntermediateTrustPrm) Epoch() uint64 {
return x.epoch
}
func (x *SendIntermediateTrustPrm) SetEpoch(epoch uint64) {
x.epoch = epoch
}
// Iteration returns sequence number of the iteration.
func (x SendIntermediateTrustPrm) Iteration() uint32 {
return x.iter
}
// SetIteration sets sequence number of the iteration.
func (x *SendIntermediateTrustPrm) SetIteration(iter uint32) {
x.iter = iter
}
// Trust returns current global trust value computed at the specified iteration.
func (x SendIntermediateTrustPrm) Trust() *reputation.PeerToPeerTrust {
return x.trust
}
// SetTrust sets current global trust value computed at the specified iteration.
func (x *SendIntermediateTrustPrm) SetTrust(trust *reputation.PeerToPeerTrust) {
x.trust = trust
}
// SendIntermediateTrustRes groups results of SendIntermediateTrust operation.
type SendIntermediateTrustRes struct{}
func (c *clientImpl) SendIntermediateTrust(ctx context.Context, prm SendIntermediateTrustPrm, opts ...CallOption) (*SendIntermediateTrustRes, error) {
// apply all available options
callOptions := c.defaultCallOptions()
for i := range opts {
opts[i](callOptions)
}
reqBody := new(v2reputation.SendIntermediateResultRequestBody)
reqBody.SetEpoch(prm.Epoch())
reqBody.SetIteration(prm.Iteration())
reqBody.SetTrust(prm.Trust().ToV2())
req := new(v2reputation.SendIntermediateResultRequest)
req.SetBody(reqBody)
req.SetMetaHeader(v2MetaHeaderFromOpts(callOptions))
err := v2signature.SignServiceMessage(callOptions.key, req)
if err != nil {
return nil, err
}
resp, err := rpcapi.SendIntermediateResult(c.Raw(), req, client.WithContext(ctx))
if err != nil {
return nil, err
}
err = v2signature.VerifyServiceMessage(resp)
if err != nil {
return nil, errors.Wrap(err, "can't verify response message")
}
return new(SendIntermediateTrustRes), nil
}