package cmd

import (
	"context"

	"github.com/minio/minio/internal/bucket/lifecycle"
)

// objSweeper determines if a transitioned object needs to be removed from the remote tier.
// A typical usage would be like,
// os := newObjSweeper(bucket, object)
// // Perform a ObjectLayer.GetObjectInfo to fetch object version information
// goiOpts := os.GetOpts()
// gerr := objAPI.GetObjectInfo(ctx, bucket, object, goiOpts)
//

// - SIPMOD
func sipHashMod(key string, cardinality int, id [16]byte) int {
	if cardinality <= 0 {
		return -1
	}
	// use the faster version as per siphash docs
	// https://github.com/dchest/siphash#usage
	k0, k1 := binary.LittleEndian.Uint64(id[0:8]), binary.LittleEndian.Uint64(id[8:16])
	sum64 := siphash.Hash(k0, k1, []byte(key))
	return int(sum64 % uint64(cardinality))
}

		if err != nil {
			fatalErr(err)
		}
		fatalErr(json.Unmarshal(got, &input))
		inputFileName = input.File
		*keyHex = input.Key
	case len(flag.Args()) == 1:
		inputFileName = flag.Args()[0]
	default:
		flag.Usage()
		fatalIf(true, "Only 1 file can be decrypted")
		os.Exit(1)
	}

	// Calculate the output file name
	switch {
	case strings.HasSuffix(inputFileName, ".enc"):

			return true
		}
		if cs[j].after == "*" && cs[i].after != "*" {
			return true
		}
		return false
	})

	for _, c := range cs {
		// show warning message the callback name already exists
		if idx := getRIndex(names, c.name); idx > -1 && !c.replace && !c.remove && !cs[idx].remove {

type DiskInfoOptions struct {
	DiskID  string `msg:"id"`
	Metrics bool   `msg:"m"`
	NoOp    bool   `msg:"np"`
}

// DiskInfo is an extended type which returns current
// disk usage per path.
// The above means that any added/deleted fields are incompatible.
//
// The above means that any added/deleted fields are incompatible.
//
//msgp:tuple DiskInfo
type DiskInfo struct {
	Total      uint64

	}

	return nil
}

// IsOnline returns true if the target is online.
func (h *Target) IsOnline(_ context.Context) bool {
	return atomic.LoadInt32(&h.status) == statusOnline
}

// Send log message 'e' to kafka target.
func (h *Target) Send(ctx context.Context, entry interface{}) error {
	if h.store != nil {
		// save the entry to the queue store which will be replayed to the target.
		return h.store.Put(entry)
	}

					if filterLifecycle(bi.Name, version.Name, version) {
						continue
					}

					// `.usage-cache.bin` still exists, must be not readable ignore it.
					if bi.Name == minioMetaBucket && strings.Contains(version.Name, dataUsageCacheName) {
						// skipping bucket usage cache name, as its autogenerated.
						continue
					}

					versionsFound++
				}
			}); err != nil {

	// Tell the client that dynamic config was applied.
	w.Header().Set(madmin.ConfigAppliedHeader, madmin.ConfigAppliedTrue)
}

type badConfigErr struct {
	Err error
}

// Error - return the error message
func (bce badConfigErr) Error() string {
	return bce.Err.Error()
}

// Unwrap the error to its underlying error.
func (bce badConfigErr) Unwrap() error {
	return bce.Err
}

		TraceType: madmin.TraceILM,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  event,
		Duration:  duration,
		Path:      pathJoin(oi.Bucket, oi.Name),
		Error:     "",
		Message:   getSource(4),
		Custom:    map[string]string{"version-id": oi.VersionID},
	}
}

func (sys *LifecycleSys) trace(oi ObjectInfo) func(event string) {
	startTime := time.Now()
	return func(event string) {

			var sz int64
			objDeleted, sz = item.applyActions(ctx, objAPI, oi, &sizeS)
			done()

			// DeleteAllVersionsAction: The object and all its
			// versions are expired and
			// doesn't contribute toward data usage.
			if objDeleted {
				break
			}
			actualSz, err := oi.GetActualSize()
			if err != nil {
				continue
			}

			if oi.DeleteMarker {
				sizeS.deleteMarkers++
			}