package searchsvc import ( "context" "encoding/hex" "fmt" "sync" "git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs" "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client" "go.uber.org/zap" ) func (exec *execCtx) executeOnContainer(ctx context.Context) error { lookupDepth := exec.netmapLookupDepth() exec.log.Debug(logs.TryingToExecuteInContainer, zap.Uint64("netmap lookup depth", lookupDepth), ) // initialize epoch number if err := exec.initEpoch(); err != nil { return fmt.Errorf("%s: %w", logs.CouldNotGetCurrentEpochNumber, err) } for { if err := exec.processCurrentEpoch(ctx); err != nil { break } // check the maximum depth has been reached if lookupDepth == 0 { break } lookupDepth-- // go to the previous epoch exec.curProcEpoch-- } return nil } func (exec *execCtx) processCurrentEpoch(ctx context.Context) error { exec.log.Debug(logs.ProcessEpoch, zap.Uint64("number", exec.curProcEpoch), ) traverser, _, err := exec.svc.traverserGenerator.GenerateTraverser(exec.containerID(), nil, exec.curProcEpoch) if err != nil { return fmt.Errorf("%s: %w", logs.SearchCouldNotGenerateContainerTraverser, err) } ctx, cancel := context.WithCancel(ctx) defer cancel() for { addrs := traverser.Next() if len(addrs) == 0 { exec.log.Debug(logs.NoMoreNodesAbortPlacementIteration) break } var wg sync.WaitGroup var mtx sync.Mutex for i := range addrs { wg.Add(1) go func(i int) { defer wg.Done() select { case <-ctx.Done(): exec.log.Debug(logs.InterruptPlacementIterationByContext, zap.String("error", ctx.Err().Error())) return default: } var info client.NodeInfo client.NodeInfoFromNetmapElement(&info, addrs[i]) exec.log.Debug(logs.ProcessingNode, zap.String("key", hex.EncodeToString(addrs[i].PublicKey()))) c, err := exec.svc.clientConstructor.get(info) if err != nil { exec.log.Debug(logs.SearchCouldNotConstructRemoteNodeClient, zap.String("error", err.Error())) return } ids, err := c.searchObjects(ctx, exec, info) if err != nil { exec.log.Debug(logs.SearchRemoteOperationFailed, zap.String("error", err.Error())) return } mtx.Lock() err = exec.writeIDList(ids) mtx.Unlock() if err != nil { exec.log.Debug(logs.SearchCouldNotWriteObjectIdentifiers, zap.String("error", err.Error())) return } }(i) } wg.Wait() } return nil }