package native import ( "bytes" "context" "crypto/ecdsa" "crypto/sha256" "encoding/binary" "encoding/hex" "errors" "fmt" "strconv" "time" "github.com/dop251/goja" "github.com/nspcc-dev/neo-go/pkg/vm/stackitem" "github.com/nspcc-dev/neofs-sdk-go/acl" "github.com/nspcc-dev/neofs-sdk-go/checksum" "github.com/nspcc-dev/neofs-sdk-go/client" "github.com/nspcc-dev/neofs-sdk-go/container" cid "github.com/nspcc-dev/neofs-sdk-go/container/id" "github.com/nspcc-dev/neofs-sdk-go/netmap" "github.com/nspcc-dev/neofs-sdk-go/object" "github.com/nspcc-dev/neofs-sdk-go/object/address" oid "github.com/nspcc-dev/neofs-sdk-go/object/id" "github.com/nspcc-dev/neofs-sdk-go/policy" "github.com/nspcc-dev/neofs-sdk-go/session" "github.com/nspcc-dev/neofs-sdk-go/user" "github.com/nspcc-dev/neofs-sdk-go/version" "github.com/nspcc-dev/tzhash/tz" "github.com/nspcc-dev/xk6-neofs/internal/stats" "go.k6.io/k6/js/modules" "go.k6.io/k6/metrics" ) type ( Client struct { vu modules.VU key ecdsa.PrivateKey tok session.Object cli *client.Client bufsize int } PutResponse struct { Success bool ObjectID string Error string } GetResponse struct { Success bool Error string } VerifyHashResponse struct { Success bool Error string } PutContainerResponse struct { Success bool ContainerID string Error string } PreparedObject struct { vu modules.VU key ecdsa.PrivateKey cli *client.Client bufsize int hdr object.Object payload []byte } ) const defaultBufferSize = 64 * 1024 func (c *Client) SetBufferSize(size int) { if size < 0 { panic("buffer size must be positive") } if size == 0 { c.bufsize = defaultBufferSize } else { c.bufsize = size } } func (c *Client) Put(containerID string, headers map[string]string, payload goja.ArrayBuffer) PutResponse { cliContainerID := parseContainerID(containerID) var addr address.Address addr.SetContainerID(cliContainerID) tok := c.tok tok.ForVerb(session.VerbObjectPut) tok.ApplyTo(addr) err := tok.Sign(c.key) if err != nil { panic(err) } var owner user.ID user.IDFromKey(&owner, c.key.PublicKey) attrs := make([]object.Attribute, len(headers)) ind := 0 for k, v := range headers { attrs[ind].SetKey(k) attrs[ind].SetValue(v) ind++ } var o object.Object o.SetContainerID(cliContainerID) o.SetOwnerID(&owner) o.SetAttributes(attrs...) resp, err := put(c.vu, c.bufsize, c.cli, &tok, &o, payload.Bytes()) if err != nil { return PutResponse{Success: false, Error: err.Error()} } var id oid.ID resp.ReadStoredObjectID(&id) return PutResponse{Success: true, ObjectID: id.String()} } func (c *Client) Get(containerID, objectID string) GetResponse { cliContainerID := parseContainerID(containerID) cliObjectID := parseObjectID(objectID) var addr address.Address addr.SetContainerID(cliContainerID) addr.SetObjectID(cliObjectID) tok := c.tok tok.ForVerb(session.VerbObjectGet) tok.ApplyTo(addr) err := tok.Sign(c.key) if err != nil { panic(err) } stats.Report(c.vu, objGetTotal, 1) start := time.Now() var prm client.PrmObjectGet prm.ByID(cliObjectID) prm.FromContainer(cliContainerID) prm.WithinSession(tok) var objSize = 0 err = get(c.cli, prm, c.vu.Context(), c.bufsize, func(data []byte) { objSize += len(data) }) if err != nil { stats.Report(c.vu, objGetFails, 1) return GetResponse{Success: false, Error: err.Error()} } stats.Report(c.vu, objGetDuration, metrics.D(time.Since(start))) stats.ReportDataReceived(c.vu, float64(objSize)) return GetResponse{Success: true} } func get( cli *client.Client, prm client.PrmObjectGet, ctx context.Context, bufSize int, onDataChunk func(chunk []byte), ) error { var buf = make([]byte, bufSize) objectReader, err := cli.ObjectGetInit(ctx, prm) if err != nil { return err } var o object.Object if !objectReader.ReadHeader(&o) { if _, err = objectReader.Close(); err != nil { return err } return errors.New("can't read object header") } n, _ := objectReader.Read(buf) for n > 0 { onDataChunk(buf[:n]) n, _ = objectReader.Read(buf) } _, err = objectReader.Close() if err != nil { return err } return nil } func (c *Client) VerifyHash(containerID, objectID, expectedHash string) VerifyHashResponse { cliContainerID := parseContainerID(containerID) cliObjectID := parseObjectID(objectID) var addr address.Address addr.SetContainerID(cliContainerID) addr.SetObjectID(cliObjectID) tok := c.tok tok.ForVerb(session.VerbObjectGet) tok.ApplyTo(addr) err := tok.Sign(c.key) if err != nil { panic(err) } var prm client.PrmObjectGet prm.ByID(cliObjectID) prm.FromContainer(cliContainerID) prm.WithinSession(tok) hasher := sha256.New() err = get(c.cli, prm, c.vu.Context(), c.bufsize, func(data []byte) { hasher.Write(data) }) if err != nil { return VerifyHashResponse{Success: false, Error: err.Error()} } actualHash := hex.EncodeToString(hasher.Sum(nil)) if actualHash != expectedHash { return VerifyHashResponse{Success: true, Error: "hash mismatch"} } return VerifyHashResponse{Success: true} } func (c *Client) putCnrErrorResponse(err error) PutContainerResponse { stats.Report(c.vu, cnrPutFails, 1) return PutContainerResponse{Success: false, Error: err.Error()} } func (c *Client) PutContainer(params map[string]string) PutContainerResponse { stats.Report(c.vu, cnrPutTotal, 1) opts := []container.Option{ container.WithAttribute(container.AttributeTimestamp, strconv.FormatInt(time.Now().Unix(), 10)), container.WithOwnerPublicKey(&c.key.PublicKey), } if basicACLStr, ok := params["acl"]; ok { basicACL, err := acl.ParseBasicACL(basicACLStr) if err != nil { return c.putCnrErrorResponse(err) } opts = append(opts, container.WithCustomBasicACL(basicACL)) } placementPolicyStr, ok := params["placement_policy"] if ok { placementPolicy, err := policy.Parse(placementPolicyStr) if err != nil { return c.putCnrErrorResponse(err) } opts = append(opts, container.WithPolicy(placementPolicy)) } containerName, hasName := params["name"] if hasName { opts = append(opts, container.WithAttribute(container.AttributeName, containerName)) } cnr := container.New(opts...) var err error var nameScopeGlobal bool if nameScopeGlobalStr, ok := params["name_scope_global"]; ok { if nameScopeGlobal, err = strconv.ParseBool(nameScopeGlobalStr); err != nil { return c.putCnrErrorResponse(fmt.Errorf("invalid name_scope_global param: %w", err)) } } if nameScopeGlobal { if !hasName { return c.putCnrErrorResponse(errors.New("you must provide container name if name_scope_global param is set")) } container.SetNativeName(cnr, containerName) } start := time.Now() var prm client.PrmContainerPut prm.SetContainer(*cnr) res, err := c.cli.ContainerPut(c.vu.Context(), prm) if err != nil { return c.putCnrErrorResponse(err) } var wp waitParams wp.setDefaults() if err = c.waitForContainerPresence(c.vu.Context(), res.ID(), &wp); err != nil { return c.putCnrErrorResponse(err) } stats.Report(c.vu, cnrPutDuration, metrics.D(time.Since(start))) return PutContainerResponse{Success: true, ContainerID: res.ID().EncodeToString()} } func (c *Client) Onsite(containerID string, payload goja.ArrayBuffer) PreparedObject { maxObjectSize, epoch, hhDisabled, err := parseNetworkInfo(c.vu.Context(), c.cli) if err != nil { panic(err) } data := payload.Bytes() ln := len(data) if ln > int(maxObjectSize) { // not sure if load test needs object transformation // with parent-child relation; if needs, then replace // this code with the usage of object transformer from // neofs-loader or distribution. msg := fmt.Sprintf("payload size %d is bigger than network limit %d", ln, maxObjectSize) panic(msg) } cliContainerID := parseContainerID(containerID) var owner user.ID user.IDFromKey(&owner, c.key.PublicKey) apiVersion := version.Current() obj := object.New() obj.SetVersion(&apiVersion) obj.SetType(object.TypeRegular) obj.SetContainerID(cliContainerID) obj.SetOwnerID(&owner) obj.SetPayloadSize(uint64(ln)) obj.SetCreationEpoch(epoch) var sha, hh checksum.Checksum sha.SetSHA256(sha256.Sum256(data)) obj.SetPayloadChecksum(sha) if !hhDisabled { hh.SetTillichZemor(tz.Sum(data)) obj.SetPayloadHomomorphicHash(hh) } return PreparedObject{ vu: c.vu, key: c.key, cli: c.cli, bufsize: c.bufsize, hdr: *obj, payload: data, } } func (p PreparedObject) Put(headers map[string]string) PutResponse { obj := p.hdr attrs := make([]object.Attribute, len(headers)) ind := 0 for k, v := range headers { attrs[ind].SetKey(k) attrs[ind].SetValue(v) ind++ } obj.SetAttributes(attrs...) id, err := object.CalculateID(&obj) if err != nil { return PutResponse{Success: false, Error: err.Error()} } obj.SetID(id) if err = object.CalculateAndSetSignature(p.key, &obj); err != nil { return PutResponse{Success: false, Error: err.Error()} } _, err = put(p.vu, p.bufsize, p.cli, nil, &obj, p.payload) if err != nil { return PutResponse{Success: false, Error: err.Error()} } return PutResponse{Success: true, ObjectID: id.String()} } func put(vu modules.VU, bufSize int, cli *client.Client, tok *session.Object, hdr *object.Object, payload []byte) (*client.ResObjectPut, error) { buf := make([]byte, bufSize) rdr := bytes.NewReader(payload) sz := rdr.Size() // starting upload stats.Report(vu, objPutTotal, 1) start := time.Now() objectWriter, err := cli.ObjectPutInit(vu.Context(), client.PrmObjectPutInit{}) if err != nil { stats.Report(vu, objPutFails, 1) return nil, err } if tok != nil { objectWriter.WithinSession(*tok) } if !objectWriter.WriteHeader(*hdr) { stats.Report(vu, objPutFails, 1) _, err = objectWriter.Close() return nil, err } n, _ := rdr.Read(buf) for n > 0 { if !objectWriter.WritePayloadChunk(buf[:n]) { break } n, _ = rdr.Read(buf) } resp, err := objectWriter.Close() if err != nil { stats.Report(vu, objPutFails, 1) return nil, err } stats.ReportDataSent(vu, float64(sz)) stats.Report(vu, objPutDuration, metrics.D(time.Since(start))) return resp, err } func parseNetworkInfo(ctx context.Context, cli *client.Client) (maxObjSize, epoch uint64, hhDisabled bool, err error) { ni, err := cli.NetworkInfo(ctx, client.PrmNetworkInfo{}) if err != nil { return 0, 0, false, err } epoch = ni.Info().CurrentEpoch() err = errors.New("network configuration misses max object size value") ni.Info().NetworkConfig().IterateParameters(func(parameter *netmap.NetworkParameter) bool { switch string(parameter.Key()) { case "MaxObjectSize": buf := make([]byte, 8) copy(buf[:], parameter.Value()) maxObjSize = binary.LittleEndian.Uint64(buf) err = nil case "HomomorphicHashingDisabled": arr := stackitem.NewByteArray(parameter.Value()) hhDisabled, err = arr.TryBool() if err != nil { return true } } return false }) return maxObjSize, epoch, hhDisabled, err } type waitParams struct { timeout time.Duration pollInterval time.Duration } func (x *waitParams) setDefaults() { x.timeout = 120 * time.Second x.pollInterval = 5 * time.Second } func (c *Client) waitForContainerPresence(ctx context.Context, cnrID *cid.ID, wp *waitParams) error { return waitFor(ctx, wp, func(ctx context.Context) bool { var prm client.PrmContainerGet if cnrID != nil { prm.SetContainer(*cnrID) } _, err := c.cli.ContainerGet(ctx, prm) return err == nil }) } func waitFor(ctx context.Context, params *waitParams, condition func(context.Context) bool) error { wctx, cancel := context.WithTimeout(ctx, params.timeout) defer cancel() ticker := time.NewTimer(params.pollInterval) defer ticker.Stop() wdone := wctx.Done() done := ctx.Done() for { select { case <-done: return ctx.Err() case <-wdone: return wctx.Err() case <-ticker.C: if condition(ctx) { return nil } ticker.Reset(params.pollInterval) } } } func parseContainerID(strContainerID string) cid.ID { var containerID cid.ID err := containerID.DecodeString(strContainerID) if err != nil { panic(err) } return containerID } func parseObjectID(strObjectID string) oid.ID { var cliObjectID oid.ID err := cliObjectID.DecodeString(strObjectID) if err != nil { panic(err) } return cliObjectID }