storj/satellite/vouchers/endpoint.go
Egon Elbre 5d0816430f
rename all the things (#2531)
* rename pkg/linksharing to linksharing
* rename pkg/httpserver to linksharing/httpserver
* rename pkg/eestream to uplink/eestream
* rename pkg/stream to uplink/stream
* rename pkg/metainfo/kvmetainfo to uplink/metainfo/kvmetainfo
* rename pkg/auth/signing to pkg/signing
* rename pkg/storage to uplink/storage
* rename pkg/accounting to satellite/accounting
* rename pkg/audit to satellite/audit
* rename pkg/certdb to satellite/certdb
* rename pkg/discovery to satellite/discovery
* rename pkg/overlay to satellite/overlay
* rename pkg/datarepair to satellite/repair
2019-07-28 08:55:36 +03:00

86 lines
2.0 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package vouchers
import (
"context"
"time"
"github.com/zeebo/errs"
"go.uber.org/zap"
"gopkg.in/spacemonkeygo/monkit.v2"
"storj.io/storj/pkg/identity"
"storj.io/storj/pkg/pb"
"storj.io/storj/pkg/signing"
"storj.io/storj/satellite/overlay"
)
// Config contains voucher endpoint configuration parameters
type Config struct {
Expiration time.Duration `help:"length of time before a voucher expires" default:"720h0m0s"`
}
// Endpoint for issuing signed vouchers
type Endpoint struct {
log *zap.Logger
satellite signing.Signer
cache *overlay.Cache
expiration time.Duration
}
var (
// Error the default vouchers errs class
Error = errs.Class("vouchers error")
mon = monkit.Package()
)
// NewEndpoint creates a new endpoint for issuing signed vouchers
func NewEndpoint(log *zap.Logger, satellite signing.Signer, cache *overlay.Cache, expiration time.Duration) *Endpoint {
return &Endpoint{
log: log,
satellite: satellite,
cache: cache,
expiration: expiration,
}
}
// Request receives a voucher request and returns a voucher and an error
func (endpoint *Endpoint) Request(ctx context.Context, req *pb.VoucherRequest) (_ *pb.VoucherResponse, err error) {
defer mon.Task()(&ctx)(&err)
peer, err := identity.PeerIdentityFromContext(ctx)
if err != nil {
return nil, Error.Wrap(err)
}
reputable, err := endpoint.cache.IsVetted(ctx, peer.ID)
if err != nil {
return nil, Error.Wrap(err)
}
endpoint.log.Debug("Node reputation", zap.Bool("reputable", reputable))
if !reputable {
return &pb.VoucherResponse{Status: pb.VoucherResponse_REJECTED}, nil
}
unsigned := &pb.Voucher{
SatelliteId: endpoint.satellite.ID(),
StorageNodeId: peer.ID,
Expiration: time.Now().Add(endpoint.expiration),
}
voucher, err := signing.SignVoucher(ctx, endpoint.satellite, unsigned)
if err != nil {
return nil, Error.Wrap(err)
}
return &pb.VoucherResponse{
Voucher: voucher,
Status: pb.VoucherResponse_ACCEPTED,
}, nil
}