frostfs-s3-gw/api/layer/frostfs_mock.go
Denis Kirillov 8050ca2d51
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[#306] Use session token for container read operations
Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
2024-03-01 18:14:33 +03:00

420 lines
10 KiB
Go

package layer
import (
"bytes"
"context"
"crypto/rand"
"crypto/sha256"
"errors"
"fmt"
"io"
"time"
v2container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
objectv2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
)
type FeatureSettingsMock struct {
clientCut bool
md5Enabled bool
}
func (k *FeatureSettingsMock) BufferMaxSizeForPut() uint64 {
return 0
}
func (k *FeatureSettingsMock) ClientCut() bool {
return k.clientCut
}
func (k *FeatureSettingsMock) SetClientCut(clientCut bool) {
k.clientCut = clientCut
}
func (k *FeatureSettingsMock) MD5Enabled() bool {
return k.md5Enabled
}
func (k *FeatureSettingsMock) SetMD5Enabled(md5Enabled bool) {
k.md5Enabled = md5Enabled
}
func (k *FeatureSettingsMock) FormContainerZone(ns string) (zone string, isDefault bool) {
if ns == "" {
return v2container.SysAttributeZoneDefault, true
}
return ns + ".ns", false
}
type TestFrostFS struct {
FrostFS
objects map[string]*object.Object
objectErrors map[string]error
objectPutErrors map[string]error
containers map[string]*container.Container
eaclTables map[string]*eacl.Table
currentEpoch uint64
key *keys.PrivateKey
}
func NewTestFrostFS(key *keys.PrivateKey) *TestFrostFS {
return &TestFrostFS{
objects: make(map[string]*object.Object),
objectErrors: make(map[string]error),
objectPutErrors: make(map[string]error),
containers: make(map[string]*container.Container),
eaclTables: make(map[string]*eacl.Table),
key: key,
}
}
func (t *TestFrostFS) CurrentEpoch() uint64 {
return t.currentEpoch
}
func (t *TestFrostFS) SetObjectError(addr oid.Address, err error) {
if err == nil {
delete(t.objectErrors, addr.EncodeToString())
} else {
t.objectErrors[addr.EncodeToString()] = err
}
}
func (t *TestFrostFS) SetObjectPutError(fileName string, err error) {
if err == nil {
delete(t.objectPutErrors, fileName)
} else {
t.objectPutErrors[fileName] = err
}
}
func (t *TestFrostFS) Objects() []*object.Object {
res := make([]*object.Object, 0, len(t.objects))
for _, obj := range t.objects {
res = append(res, obj)
}
return res
}
func (t *TestFrostFS) ObjectExists(objID oid.ID) bool {
for _, obj := range t.objects {
if id, _ := obj.ID(); id.Equals(objID) {
return true
}
}
return false
}
func (t *TestFrostFS) AddObject(key string, obj *object.Object) {
t.objects[key] = obj
}
func (t *TestFrostFS) ContainerID(name string) (cid.ID, error) {
for id, cnr := range t.containers {
if container.Name(*cnr) == name {
var cnrID cid.ID
return cnrID, cnrID.DecodeString(id)
}
}
return cid.ID{}, fmt.Errorf("not found")
}
func (t *TestFrostFS) SetContainer(cnrID cid.ID, cnr *container.Container) {
t.containers[cnrID.EncodeToString()] = cnr
}
func (t *TestFrostFS) CreateContainer(_ context.Context, prm PrmContainerCreate) (*ContainerCreateResult, error) {
var cnr container.Container
cnr.Init()
cnr.SetOwner(prm.Creator)
cnr.SetPlacementPolicy(prm.Policy)
cnr.SetBasicACL(prm.BasicACL)
creationTime := prm.CreationTime
if creationTime.IsZero() {
creationTime = time.Now()
}
container.SetCreationTime(&cnr, creationTime)
if prm.Name != "" {
var d container.Domain
d.SetName(prm.Name)
d.SetZone(prm.Zone)
container.WriteDomain(&cnr, d)
container.SetName(&cnr, prm.Name)
}
for i := range prm.AdditionalAttributes {
cnr.SetAttribute(prm.AdditionalAttributes[i][0], prm.AdditionalAttributes[i][1])
}
b := make([]byte, 32)
if _, err := io.ReadFull(rand.Reader, b); err != nil {
return nil, err
}
var id cid.ID
id.SetSHA256(sha256.Sum256(b))
t.containers[id.EncodeToString()] = &cnr
return &ContainerCreateResult{ContainerID: id}, nil
}
func (t *TestFrostFS) DeleteContainer(_ context.Context, cnrID cid.ID, _ *session.Container) error {
delete(t.containers, cnrID.EncodeToString())
return nil
}
func (t *TestFrostFS) Container(_ context.Context, prm PrmContainer) (*container.Container, error) {
for k, v := range t.containers {
if k == prm.ContainerID.EncodeToString() {
return v, nil
}
}
return nil, fmt.Errorf("container not found %s", prm.ContainerID)
}
func (t *TestFrostFS) UserContainers(context.Context, PrmUserContainers) ([]cid.ID, error) {
var res []cid.ID
for k := range t.containers {
var idCnr cid.ID
if err := idCnr.DecodeString(k); err != nil {
return nil, err
}
res = append(res, idCnr)
}
return res, nil
}
func (t *TestFrostFS) ReadObject(ctx context.Context, prm PrmObjectRead) (*ObjectPart, error) {
var addr oid.Address
addr.SetContainer(prm.Container)
addr.SetObject(prm.Object)
sAddr := addr.EncodeToString()
if err := t.objectErrors[sAddr]; err != nil {
return nil, err
}
if obj, ok := t.objects[sAddr]; ok {
owner := getBearerOwner(ctx)
if !t.checkAccess(prm.Container, owner, eacl.OperationGet) {
return nil, ErrAccessDenied
}
payload := obj.Payload()
if prm.PayloadRange[0]+prm.PayloadRange[1] > 0 {
off := prm.PayloadRange[0]
payload = payload[off : off+prm.PayloadRange[1]]
}
return &ObjectPart{
Head: obj,
Payload: io.NopCloser(bytes.NewReader(payload)),
}, nil
}
return nil, fmt.Errorf("%w: %s", &apistatus.ObjectNotFound{}, addr)
}
func (t *TestFrostFS) CreateObject(_ context.Context, prm PrmObjectCreate) (oid.ID, error) {
b := make([]byte, 32)
if _, err := io.ReadFull(rand.Reader, b); err != nil {
return oid.ID{}, err
}
var id oid.ID
id.SetSHA256(sha256.Sum256(b))
attrs := make([]object.Attribute, 0)
if err := t.objectPutErrors[prm.Filepath]; err != nil {
return oid.ID{}, err
}
if prm.Filepath != "" {
a := object.NewAttribute()
a.SetKey(object.AttributeFilePath)
a.SetValue(prm.Filepath)
attrs = append(attrs, *a)
}
if prm.ClientCut {
a := object.NewAttribute()
a.SetKey("s3-client-cut")
a.SetValue("true")
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)
}
var owner user.ID
user.IDFromKey(&owner, t.key.PrivateKey.PublicKey)
obj := object.New()
obj.SetContainerID(prm.Container)
obj.SetID(id)
obj.SetPayloadSize(prm.PayloadSize)
obj.SetAttributes(attrs...)
obj.SetCreationEpoch(t.currentEpoch)
obj.SetOwnerID(owner)
t.currentEpoch++
if len(prm.Locks) > 0 {
lock := new(object.Lock)
lock.WriteMembers(prm.Locks)
objectv2.WriteLock(obj.ToV2(), (objectv2.Lock)(*lock))
}
if prm.Payload != nil {
all, err := io.ReadAll(prm.Payload)
if err != nil {
return oid.ID{}, err
}
obj.SetPayload(all)
obj.SetPayloadSize(uint64(len(all)))
var hash checksum.Checksum
checksum.Calculate(&hash, checksum.SHA256, all)
obj.SetPayloadChecksum(hash)
}
cnrID, _ := obj.ContainerID()
objID, _ := obj.ID()
addr := newAddress(cnrID, objID)
t.objects[addr.EncodeToString()] = obj
return objID, nil
}
func (t *TestFrostFS) DeleteObject(ctx context.Context, prm PrmObjectDelete) error {
var addr oid.Address
addr.SetContainer(prm.Container)
addr.SetObject(prm.Object)
if err := t.objectErrors[addr.EncodeToString()]; err != nil {
return err
}
if _, ok := t.objects[addr.EncodeToString()]; ok {
owner := getBearerOwner(ctx)
if !t.checkAccess(prm.Container, owner, eacl.OperationDelete) {
return ErrAccessDenied
}
delete(t.objects, addr.EncodeToString())
}
return nil
}
func (t *TestFrostFS) TimeToEpoch(_ context.Context, now, futureTime time.Time) (uint64, uint64, error) {
return t.currentEpoch, t.currentEpoch + uint64(futureTime.Sub(now).Seconds()), nil
}
func (t *TestFrostFS) AllObjects(cnrID cid.ID) []oid.ID {
result := make([]oid.ID, 0, len(t.objects))
for _, val := range t.objects {
objCnrID, _ := val.ContainerID()
objObjID, _ := val.ID()
if cnrID.Equals(objCnrID) {
result = append(result, objObjID)
}
}
return result
}
func (t *TestFrostFS) SetContainerEACL(_ context.Context, table eacl.Table, _ *session.Container) error {
cnrID, ok := table.CID()
if !ok {
return errors.New("invalid cid")
}
if _, ok = t.containers[cnrID.EncodeToString()]; !ok {
return errors.New("not found")
}
t.eaclTables[cnrID.EncodeToString()] = &table
return nil
}
func (t *TestFrostFS) ContainerEACL(_ context.Context, prm PrmContainerEACL) (*eacl.Table, error) {
table, ok := t.eaclTables[prm.ContainerID.EncodeToString()]
if !ok {
return nil, errors.New("not found")
}
return table, nil
}
func (t *TestFrostFS) checkAccess(cnrID cid.ID, owner user.ID, op eacl.Operation) bool {
cnr, ok := t.containers[cnrID.EncodeToString()]
if !ok {
return false
}
if !cnr.BasicACL().Extendable() {
return cnr.Owner().Equals(owner)
}
table, ok := t.eaclTables[cnrID.EncodeToString()]
if !ok {
return true
}
for _, rec := range table.Records() {
if rec.Operation() == op && len(rec.Filters()) == 0 {
for _, trgt := range rec.Targets() {
if trgt.Role() == eacl.RoleOthers {
return rec.Action() == eacl.ActionAllow
}
var targetOwner user.ID
for _, pk := range eacl.TargetECDSAKeys(&trgt) {
user.IDFromKey(&targetOwner, *pk)
if targetOwner.Equals(owner) {
return rec.Action() == eacl.ActionAllow
}
}
}
}
}
return true
}
func getBearerOwner(ctx context.Context) user.ID {
if bd, err := middleware.GetBoxData(ctx); err == nil && bd.Gate.BearerToken != nil {
return bearer.ResolveIssuer(*bd.Gate.BearerToken)
}
return user.ID{}
}