forked from TrueCloudLab/frostfs-node
139 lines
2.9 KiB
Go
139 lines
2.9 KiB
Go
package tree
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import (
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"bytes"
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"context"
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"crypto/sha256"
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"encoding/hex"
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"fmt"
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"time"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/pilorama"
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"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/placement"
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cidSDK "github.com/nspcc-dev/neofs-sdk-go/container/id"
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netmapSDK "github.com/nspcc-dev/neofs-sdk-go/netmap"
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"go.uber.org/zap"
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)
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type movePair struct {
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cid cidSDK.ID
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treeID string
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op *pilorama.LogMove
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}
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const (
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defaultReplicatorCapacity = 64
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defaultReplicatorTimeout = time.Second * 2
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)
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func (s *Service) replicateLoop(ctx context.Context) {
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for {
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select {
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case <-s.closeCh:
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case <-ctx.Done():
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return
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case op := <-s.replicateCh:
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ctx, cancel := context.WithTimeout(ctx, defaultReplicatorTimeout)
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err := s.replicate(ctx, op)
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cancel()
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if err != nil {
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s.log.Error("error during replication",
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zap.String("err", err.Error()),
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zap.Stringer("cid", op.cid),
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zap.String("treeID", op.treeID))
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}
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}
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}
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}
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func (s *Service) replicate(ctx context.Context, op movePair) error {
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req := newApplyRequest(&op)
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err := signMessage(req, s.key)
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if err != nil {
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return fmt.Errorf("can't sign data: %w", err)
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}
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nodes, err := s.getContainerNodes(op.cid)
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if err != nil {
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return fmt.Errorf("can't get container nodes: %w", err)
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}
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for _, n := range nodes {
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if bytes.Equal(n.PublicKey(), s.rawPub) {
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continue
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}
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var lastErr error
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var lastAddr string
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n.IterateNetworkEndpoints(func(addr string) bool {
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lastAddr = addr
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c, err := s.cache.get(ctx, addr)
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if err != nil {
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lastErr = err
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return false
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}
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_, lastErr = c.Apply(ctx, req)
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return lastErr == nil
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})
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if lastErr != nil {
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s.log.Warn("failed to sent update to the node",
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zap.String("last_error", lastErr.Error()),
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zap.String("address", lastAddr),
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zap.String("key", hex.EncodeToString(n.PublicKey())))
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}
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}
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return nil
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}
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func (s *Service) pushToQueue(cid cidSDK.ID, treeID string, op *pilorama.LogMove) {
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s.replicateCh <- movePair{
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cid: cid,
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treeID: treeID,
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op: op,
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}
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}
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func (s *Service) getContainerNodes(cid cidSDK.ID) ([]netmapSDK.NodeInfo, error) {
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nm, err := s.nmSource.GetNetMap(0)
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if err != nil {
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return nil, fmt.Errorf("can't get netmap: %w", err)
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}
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cnr, err := s.cnrSource.Get(cid)
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if err != nil {
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return nil, fmt.Errorf("can't get container: %w", err)
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}
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policy := cnr.Value.PlacementPolicy()
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rawCID := make([]byte, sha256.Size)
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cid.Encode(rawCID)
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nodes, err := nm.ContainerNodes(policy, rawCID)
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if err != nil {
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return nil, err
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}
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return placement.FlattenNodes(nodes), nil
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}
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func newApplyRequest(op *movePair) *ApplyRequest {
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rawCID := make([]byte, sha256.Size)
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op.cid.Encode(rawCID)
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return &ApplyRequest{
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Body: &ApplyRequest_Body{
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ContainerId: rawCID,
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TreeId: op.treeID,
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Operation: &LogMove{
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ParentId: op.op.Parent,
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Meta: op.op.Meta.Bytes(),
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ChildId: op.op.Child,
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},
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},
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}
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}
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