131 lines
3 KiB
Go
131 lines
3 KiB
Go
package policer
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import (
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"context"
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"errors"
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"strings"
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"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
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"github.com/nspcc-dev/neofs-api-go/pkg/object"
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"github.com/nspcc-dev/neofs-node/pkg/core/container"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/engine"
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headsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/head"
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"github.com/nspcc-dev/neofs-node/pkg/services/replicator"
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"go.uber.org/zap"
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)
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func (p *Policer) processObject(ctx context.Context, addr *object.Address) {
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cnr, err := p.cnrSrc.Get(addr.ContainerID())
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if err != nil {
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p.log.Error("could not get container",
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zap.Stringer("cid", addr.ContainerID()),
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zap.String("error", err.Error()),
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)
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if errors.Is(err, container.ErrNotFound) {
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prm := new(engine.InhumePrm)
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prm.MarkAsGarbage(addr)
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_, err := p.jobQueue.localStorage.Inhume(prm)
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if err != nil {
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p.log.Error("could not inhume object with missing container",
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zap.Stringer("cid", addr.ContainerID()),
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zap.Stringer("oid", addr.ObjectID()),
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zap.String("error", err.Error()))
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}
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}
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return
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}
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policy := cnr.PlacementPolicy()
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nn, err := p.placementBuilder.BuildPlacement(addr, policy)
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if err != nil {
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p.log.Error("could not build placement vector for object",
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zap.String("error", err.Error()),
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)
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return
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}
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replicas := policy.Replicas()
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for i := range nn {
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select {
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case <-ctx.Done():
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return
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default:
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}
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p.processNodes(ctx, addr, nn[i], replicas[i].Count())
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}
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}
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func (p *Policer) processNodes(ctx context.Context, addr *object.Address, nodes netmap.Nodes, shortage uint32) {
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log := p.log.With(
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zap.Stringer("object", addr),
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)
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prm := new(headsvc.RemoteHeadPrm).WithObjectAddress(addr)
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redundantLocalCopy := false
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for i := 0; i < len(nodes); i++ {
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select {
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case <-ctx.Done():
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return
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default:
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}
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if p.netmapKeys.IsLocalKey(nodes[i].PublicKey()) {
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if shortage == 0 {
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// we can call the redundant copy callback
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// here to slightly improve the performance
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// instead of readability.
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redundantLocalCopy = true
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break
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} else {
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shortage--
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}
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} else if shortage > 0 {
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callCtx, cancel := context.WithTimeout(ctx, p.headTimeout)
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_, err := p.remoteHeader.Head(callCtx, prm.WithNodeInfo(nodes[i].NodeInfo))
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cancel()
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if err != nil {
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// FIXME: this is a temporary solution to resolve 404 response from remote node
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// We need to distinguish problem nodes from nodes without an object.
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if strings.Contains(err.Error(), headsvc.ErrNotFound.Error()) {
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continue
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} else {
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log.Error("could not receive object header",
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zap.String("error", err.Error()),
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)
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continue
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}
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} else {
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shortage--
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}
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}
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nodes = append(nodes[:i], nodes[i+1:]...)
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i--
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}
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if shortage > 0 {
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log.Info("shortage of object copies detected",
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zap.Uint32("shortage", shortage),
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)
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p.replicator.AddTask(new(replicator.Task).
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WithObjectAddress(addr).
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WithNodes(nodes).
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WithCopiesNumber(shortage),
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)
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} else if redundantLocalCopy {
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log.Info("redundant local object copy detected")
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p.cbRedundantCopy(addr)
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}
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}
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