frostfs-node/pkg/services/policer/check.go

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package policer
import (
"context"
"github.com/nspcc-dev/neofs-node/pkg/core/container"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/engine"
headsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/head"
"github.com/nspcc-dev/neofs-node/pkg/services/replicator"
"github.com/nspcc-dev/neofs-sdk-go/client"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
addressSDK "github.com/nspcc-dev/neofs-sdk-go/object/address"
"go.uber.org/zap"
)
func (p *Policer) processObject(ctx context.Context, addr *addressSDK.Address) {
idCnr, _ := addr.ContainerID()
cnr, err := p.cnrSrc.Get(&idCnr)
if err != nil {
p.log.Error("could not get container",
zap.Stringer("cid", idCnr),
zap.String("error", err.Error()),
)
if container.IsErrNotFound(err) {
prm := new(engine.InhumePrm)
prm.MarkAsGarbage(addr)
_, err := p.jobQueue.localStorage.Inhume(prm)
if err != nil {
id, _ := addr.ObjectID()
p.log.Error("could not inhume object with missing container",
zap.Stringer("cid", idCnr),
zap.Stringer("oid", id),
zap.String("error", err.Error()))
}
}
return
}
policy := cnr.PlacementPolicy()
nn, err := p.placementBuilder.BuildPlacement(addr, policy)
if err != nil {
p.log.Error("could not build placement vector for object",
zap.String("error", err.Error()),
)
return
}
replicas := policy.Replicas()
c := &processPlacementContext{
Context: ctx,
}
for i := range nn {
select {
case <-ctx.Done():
return
default:
}
p.processNodes(c, addr, nn[i], replicas[i].Count())
}
if !c.needLocalCopy {
p.log.Info("redundant local object copy detected",
zap.Stringer("object", addr),
)
p.cbRedundantCopy(addr)
}
}
type processPlacementContext struct {
context.Context
needLocalCopy bool
}
func (p *Policer) processNodes(ctx *processPlacementContext, addr *addressSDK.Address, nodes netmap.Nodes, shortage uint32) {
log := p.log.With(
zap.Stringer("object", addr),
)
prm := new(headsvc.RemoteHeadPrm).WithObjectAddress(addr)
for i := 0; shortage > 0 && i < len(nodes); i++ {
select {
case <-ctx.Done():
return
default:
}
if p.netmapKeys.IsLocalKey(nodes[i].PublicKey()) {
ctx.needLocalCopy = true
shortage--
} else {
callCtx, cancel := context.WithTimeout(ctx, p.headTimeout)
_, err := p.remoteHeader.Head(callCtx, prm.WithNodeInfo(nodes[i].NodeInfo))
cancel()
if client.IsErrObjectNotFound(err) {
continue
}
if err != nil {
log.Error("receive object header to check policy compliance",
zap.String("error", err.Error()),
)
} else {
shortage--
}
}
nodes = append(nodes[:i], nodes[i+1:]...)
i--
}
if shortage > 0 {
log.Debug("shortage of object copies detected",
zap.Uint32("shortage", shortage),
)
// TODO(@cthulhu-rider): replace to processObject in order to prevent repetitions
// in nodes for single object, see #1410
p.replicator.HandleTask(ctx, new(replicator.Task).
WithObjectAddress(addr).
WithNodes(nodes).
WithCopiesNumber(shortage),
)
}
}