package neofstest import ( "bytes" "context" "crypto/rand" "crypto/sha256" "fmt" "io" "strconv" "strings" "github.com/nspcc-dev/neofs-s3-gw/api/layer/neofs" "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/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/object/id/test" "github.com/nspcc-dev/neofs-sdk-go/owner" ) const objectSystemAttributeName = "S3-System-name" type TestNeoFS struct { neofs.NeoFS objects map[string]*object.Object containers map[string]*container.Container currentEpoch uint64 } func NewTestNeoFS() *TestNeoFS { return &TestNeoFS{ objects: make(map[string]*object.Object), containers: make(map[string]*container.Container), } } func (t *TestNeoFS) CurrentEpoch() uint64 { return t.currentEpoch } func (t *TestNeoFS) Objects() []*object.Object { res := make([]*object.Object, 0, len(t.objects)) for _, obj := range t.objects { res = append(res, obj) } return res } func (t *TestNeoFS) AddObject(key string, obj *object.Object) { t.objects[key] = obj } func (t *TestNeoFS) ContainerID(name string) (*cid.ID, error) { for id, cnr := range t.containers { for _, attr := range cnr.Attributes() { if attr.Key() == container.AttributeName && attr.Value() == name { cnrID := cid.New() return cnrID, cnrID.Parse(id) } } } return nil, fmt.Errorf("not found") } func (t *TestNeoFS) CreateContainer(_ context.Context, prm neofs.PrmContainerCreate) (*cid.ID, error) { opts := []container.Option{ container.WithOwnerID(&prm.Creator), container.WithPolicy(&prm.Policy), container.WithCustomBasicACL(prm.BasicACL), container.WithAttribute(container.AttributeTimestamp, strconv.FormatInt(prm.Time.Unix(), 10)), } if prm.Name != "" { opts = append(opts, container.WithAttribute(container.AttributeName, prm.Name)) } for _, attr := range prm.AdditionalAttributes { opts = append(opts, container.WithAttribute(attr[0], attr[1])) } cnr := container.New(opts...) cnr.SetSessionToken(prm.SessionToken) if prm.Name != "" { container.SetNativeName(cnr, prm.Name) } b := make([]byte, 32) if _, err := io.ReadFull(rand.Reader, b); err != nil { return nil, err } id := cid.New() id.SetSHA256(sha256.Sum256(b)) t.containers[id.String()] = cnr return id, nil } func (t *TestNeoFS) Container(_ context.Context, id cid.ID) (*container.Container, error) { for k, v := range t.containers { if k == id.String() { return v, nil } } return nil, fmt.Errorf("container not found " + id.String()) } func (t *TestNeoFS) UserContainers(_ context.Context, _ owner.ID) ([]cid.ID, error) { var res []cid.ID for k := range t.containers { var idCnr cid.ID if err := idCnr.Parse(k); err != nil { return nil, err } res = append(res, idCnr) } return res, nil } func (t *TestNeoFS) SelectObjects(_ context.Context, prm neofs.PrmObjectSelect) ([]oid.ID, error) { filters := object.NewSearchFilters() filters.AddRootFilter() if prm.FilePrefix != "" { filters.AddFilter(object.AttributeFileName, prm.FilePrefix, object.MatchCommonPrefix) } if prm.ExactAttribute[0] != "" { filters.AddFilter(prm.ExactAttribute[0], prm.ExactAttribute[1], object.MatchStringEqual) } cidStr := prm.Container.String() var res []oid.ID if len(filters) == 1 { for k, v := range t.objects { if strings.Contains(k, cidStr) { res = append(res, *v.ID()) } } return res, nil } filter := filters[1] if len(filters) != 2 || filter.Operation() != object.MatchStringEqual || (filter.Header() != object.AttributeFileName && filter.Header() != objectSystemAttributeName) { return nil, fmt.Errorf("usupported filters") } for k, v := range t.objects { if strings.Contains(k, cidStr) && isMatched(v.Attributes(), filter) { res = append(res, *v.ID()) } } return res, nil } func (t *TestNeoFS) ReadObject(_ context.Context, prm neofs.PrmObjectRead) (*neofs.ObjectPart, error) { var addr address.Address addr.SetContainerID(&prm.Container) addr.SetObjectID(&prm.Object) sAddr := addr.String() if obj, ok := t.objects[sAddr]; ok { return &neofs.ObjectPart{ Head: obj, Payload: io.NopCloser(bytes.NewReader(obj.Payload())), }, nil } return nil, fmt.Errorf("object not found " + addr.String()) } func (t *TestNeoFS) CreateObject(_ context.Context, prm neofs.PrmObjectCreate) (*oid.ID, error) { id := test.ID() attrs := make([]*object.Attribute, 0) if prm.Filename != "" { a := object.NewAttribute() a.SetKey(object.AttributeFileName) a.SetValue(prm.Filename) attrs = append(attrs, a) } for i := range prm.Attributes { a := object.NewAttribute() a.SetKey(prm.Attributes[i][0]) a.SetValue(prm.Attributes[i][1]) attrs = append(attrs, a) } obj := object.New() obj.SetContainerID(&prm.Container) obj.SetID(id) obj.SetPayloadSize(prm.PayloadSize) obj.SetAttributes(attrs...) obj.SetCreationEpoch(t.currentEpoch) t.currentEpoch++ if prm.Payload != nil { all, err := io.ReadAll(prm.Payload) if err != nil { return nil, err } obj.SetPayload(all) obj.SetPayloadSize(uint64(len(all))) } addr := newAddress(obj.ContainerID(), obj.ID()) t.objects[addr.String()] = obj return obj.ID(), nil } func (t *TestNeoFS) DeleteObject(_ context.Context, prm neofs.PrmObjectDelete) error { var addr address.Address addr.SetContainerID(&prm.Container) addr.SetObjectID(&prm.Object) delete(t.objects, addr.String()) return nil } func isMatched(attributes []*object.Attribute, filter object.SearchFilter) bool { for _, attr := range attributes { if attr.Key() == filter.Header() && attr.Value() == filter.Value() { return true } } return false } func newAddress(cid *cid.ID, oid *oid.ID) *address.Address { addr := address.NewAddress() addr.SetContainerID(cid) addr.SetObjectID(oid) return addr }