storj/satellite/repairer.go

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// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package satellite
import (
"context"
"github.com/zeebo/errs"
"go.uber.org/zap"
"golang.org/x/sync/errgroup"
"storj.io/storj/pkg/identity"
"storj.io/storj/pkg/pb"
"storj.io/storj/pkg/peertls/extensions"
"storj.io/storj/pkg/peertls/tlsopts"
"storj.io/storj/pkg/rpc"
"storj.io/storj/pkg/signing"
"storj.io/storj/pkg/storj"
"storj.io/storj/private/errs2"
"storj.io/storj/private/version"
version_checker "storj.io/storj/private/version/checker"
"storj.io/storj/satellite/metainfo"
"storj.io/storj/satellite/orders"
"storj.io/storj/satellite/overlay"
"storj.io/storj/satellite/repair/queue"
"storj.io/storj/satellite/repair/repairer"
)
// Repairer is the repairer process.
//
// architecture: Peer
type Repairer struct {
Log *zap.Logger
Identity *identity.FullIdentity
Dialer rpc.Dialer
Version *version_checker.Service
Metainfo *metainfo.Service
Overlay *overlay.Service
Orders *orders.Service
SegmentRepairer *repairer.SegmentRepairer
Repairer *repairer.Service
}
// NewRepairer creates a new repairer peer.
func NewRepairer(log *zap.Logger, full *identity.FullIdentity, pointerDB metainfo.PointerDB, revocationDB extensions.RevocationDB, repairQueue queue.RepairQueue,
bucketsDB metainfo.BucketsDB, overlayCache overlay.DB, ordersDB orders.DB, versionInfo version.Info, config *Config) (*Repairer, error) {
peer := &Repairer{
Log: log,
Identity: full,
}
{
if !versionInfo.IsZero() {
peer.Log.Sugar().Debugf("Binary Version: %s with CommitHash %s, built at %s as Release %v",
versionInfo.Version.String(), versionInfo.CommitHash, versionInfo.Timestamp.String(), versionInfo.Release)
}
peer.Version = version_checker.NewService(log.Named("version"), config.Version, versionInfo, "Satellite")
}
{ // setup dialer
sc := config.Server
tlsOptions, err := tlsopts.NewOptions(peer.Identity, sc.Config, revocationDB)
if err != nil {
return nil, errs.Combine(err, peer.Close())
}
peer.Dialer = rpc.NewDefaultDialer(tlsOptions)
}
{ // setup metainfo
log.Debug("Setting up metainfo")
peer.Metainfo = metainfo.NewService(log.Named("metainfo"), pointerDB, bucketsDB)
}
{ // setup overlay
log.Debug("Setting up overlay")
peer.Overlay = overlay.NewService(log.Named("overlay"), overlayCache, config.Overlay)
}
{ // setup orders
log.Debug("Setting up orders")
peer.Orders = orders.NewService(
log.Named("orders"),
signing.SignerFromFullIdentity(peer.Identity),
peer.Overlay,
ordersDB,
config.Orders.Expiration,
&pb.NodeAddress{
Transport: pb.NodeTransport_TCP_TLS_GRPC,
Address: config.Contact.ExternalAddress,
},
config.Repairer.MaxExcessRateOptimalThreshold,
)
}
{ // setup repairer
log.Debug("Setting up repairer")
peer.SegmentRepairer = repairer.NewSegmentRepairer(
log.Named("segment repairer"),
peer.Metainfo,
peer.Orders,
peer.Overlay,
peer.Dialer,
config.Repairer.Timeout,
config.Repairer.MaxExcessRateOptimalThreshold,
config.Checker.RepairOverride,
config.Repairer.DownloadTimeout,
signing.SigneeFromPeerIdentity(peer.Identity.PeerIdentity()),
)
peer.Repairer = repairer.NewService(log.Named("repairer"), repairQueue, &config.Repairer, peer.SegmentRepairer)
}
return peer, nil
}
// Run runs the repair process until it's either closed or it errors.
func (peer *Repairer) Run(ctx context.Context) (err error) {
defer mon.Task()(&ctx)(&err)
group, ctx := errgroup.WithContext(ctx)
group.Go(func() error {
return errs2.IgnoreCanceled(peer.Version.Run(ctx))
})
group.Go(func() error {
peer.Log.Info("Repairer started")
return errs2.IgnoreCanceled(peer.Repairer.Run(ctx))
})
return group.Wait()
}
// Close closes all the resources.
func (peer *Repairer) Close() error {
var errlist errs.Group
// close services in reverse initialization order
if peer.Overlay != nil {
errlist.Add(peer.Overlay.Close())
}
if peer.Repairer != nil {
errlist.Add(peer.Repairer.Close())
}
return errlist.Err()
}
// ID returns the peer ID.
func (peer *Repairer) ID() storj.NodeID { return peer.Identity.ID }