[#1125] objectSvc: Add EC header APE check

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

cmd/frostfs-node/object.go

@@ -445,8 +445,11 @@ func createAPEService(c *cfg, splitSvc *objectService.TransportSplitter) *object
 		c.log,
 		objectAPE.NewChecker(
 			c.cfgObject.cfgAccessPolicyEngine.accessPolicyEngine.chainRouter,
-			objectAPE.NewStorageEngineHeaderProvider(c.cfgObject.cfgLocalStorage.localStorage),
+			objectAPE.NewStorageEngineHeaderProvider(c.cfgObject.cfgLocalStorage.localStorage, c.cfgObject.getSvc),
 			c.shared.frostfsidClient,
+			c.netMapSource,
+			c.cfgObject.cnrSource,
+			c.binPublicKey,
 		),
 		splitSvc,
 	)

pkg/core/object/sender_classifier.go

@@ -122,7 +122,7 @@ func (c SenderClassifier) isContainerKey(
 		return false, err
 	}
 
-	in, err := lookupKeyInContainer(nm, owner, idCnr, cnr)
+	in, err := LookupKeyInContainer(nm, owner, idCnr, cnr)
 	if err != nil {
 		return false, err
 	} else if in {
@@ -136,12 +136,12 @@ func (c SenderClassifier) isContainerKey(
 		return false, err
 	}
 
-	return lookupKeyInContainer(nm, owner, idCnr, cnr)
+	return LookupKeyInContainer(nm, owner, idCnr, cnr)
 }
 
-func lookupKeyInContainer(
+func LookupKeyInContainer(
 	nm *netmap.NetMap,
-	owner, idCnr []byte,
+	pkey, idCnr []byte,
 	cnr container.Container,
 ) (bool, error) {
 	cnrVectors, err := nm.ContainerNodes(cnr.PlacementPolicy(), idCnr)
@@ -151,7 +151,7 @@ func lookupKeyInContainer(
 
 	for i := range cnrVectors {
 		for j := range cnrVectors[i] {
-			if bytes.Equal(cnrVectors[i][j].PublicKey(), owner) {
+			if bytes.Equal(cnrVectors[i][j].PublicKey(), pkey) {
 				return true, nil
 			}
 		}

pkg/services/object/ape/checker.go

@@ -6,7 +6,9 @@ import (
 	"fmt"
 
 	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
 	frostfsidcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/frostfsid"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
@@ -18,19 +20,21 @@ import (
 
 type checkerImpl struct {
 	chainRouter     policyengine.ChainRouter
-
 	headerProvider  HeaderProvider
-
 	frostFSIDClient frostfsidcore.SubjectProvider
+	nm              netmap.Source
+	cnrSource       container.Source
+	nodePK          []byte
 }
 
-func NewChecker(chainRouter policyengine.ChainRouter, headerProvider HeaderProvider, frostFSIDClient frostfsidcore.SubjectProvider) Checker {
+func NewChecker(chainRouter policyengine.ChainRouter, headerProvider HeaderProvider, frostFSIDClient frostfsidcore.SubjectProvider, nm netmap.Source, cnrSource container.Source, nodePK []byte) Checker {
 	return &checkerImpl{
 		chainRouter:     chainRouter,
-
 		headerProvider:  headerProvider,
-
 		frostFSIDClient: frostFSIDClient,
+		nm:              nm,
+		cnrSource:       cnrSource,
+		nodePK:          nodePK,
 	}
 }
 

pkg/services/object/ape/checker_test.go

@@ -3,15 +3,22 @@ package ape
 import (
 	"context"
 	"encoding/hex"
+	"errors"
 	"fmt"
 	"testing"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
 	"git.frostfs.info/TrueCloudLab/frostfs-contract/frostfsid/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
 	frostfsidcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/frostfsid"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
+	containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	netmapSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
+	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/version"
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
@@ -36,7 +43,7 @@ func (h *headerProviderMock) addHeader(c cid.ID, o oid.ID, header *objectSDK.Obj
 	h.m[addr] = header
 }
 
-func (h *headerProviderMock) GetHeader(_ context.Context, c cid.ID, o oid.ID) (*objectSDK.Object, error) {
+func (h *headerProviderMock) GetHeader(_ context.Context, c cid.ID, o oid.ID, _ bool) (*objectSDK.Object, error) {
 	var addr oid.Address
 	addr.SetContainer(c)
 	addr.SetObject(o)
@@ -404,7 +411,7 @@ func TestAPECheck(t *testing.T) {
 
 					router := policyengine.NewDefaultChainRouterWithLocalOverrides(ms, ls)
 
-					checker := NewChecker(router, headerProvider, frostfsidProvider)
+					checker := NewChecker(router, headerProvider, frostfsidProvider, nil, nil, nil)
 
 					prm := Prm{
 						Method:    method,
@@ -436,3 +443,161 @@ func TestAPECheck(t *testing.T) {
 		})
 	}
 }
+
+type netmapStub struct {
+	netmaps      map[uint64]*netmapSDK.NetMap
+	currentEpoch uint64
+}
+
+func (s *netmapStub) GetNetMap(diff uint64) (*netmapSDK.NetMap, error) {
+	if diff >= s.currentEpoch {
+		return nil, errors.New("invalid diff")
+	}
+	return s.GetNetMapByEpoch(s.currentEpoch - diff)
+}
+
+func (s *netmapStub) GetNetMapByEpoch(epoch uint64) (*netmapSDK.NetMap, error) {
+	if nm, found := s.netmaps[epoch]; found {
+		return nm, nil
+	}
+	return nil, errors.New("netmap not found")
+}
+
+func (s *netmapStub) Epoch() (uint64, error) {
+	return s.currentEpoch, nil
+}
+
+type testContainerSource struct {
+	containers map[cid.ID]*container.Container
+}
+
+func (s *testContainerSource) Get(cnrID cid.ID) (*container.Container, error) {
+	if cnr, found := s.containers[cnrID]; found {
+		return cnr, nil
+	}
+	return nil, fmt.Errorf("container not found")
+}
+
+func (s *testContainerSource) DeletionInfo(cid.ID) (*container.DelInfo, error) {
+	return nil, nil
+}
+
+func TestPutECChunk(t *testing.T) {
+	headerProvider := newHeaderProviderMock()
+	frostfsidProvider := newFrostfsIDProviderMock(t)
+
+	cnr := newContainerIDSDK(t, containerID)
+	obj := newObjectIDSDK(t, &objectID)
+
+	ls := inmemory.NewInmemoryLocalStorage()
+	ms := inmemory.NewInmemoryMorphRuleChainStorage()
+
+	ls.AddOverride(chain.Ingress, policyengine.ContainerTarget(containerID), &chain.Chain{
+		Rules: []chain.Rule{
+			{
+				Status:  chain.AccessDenied,
+				Actions: chain.Actions{Names: methodsOptionalOID},
+				Resources: chain.Resources{
+					Names: []string{fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, containerID)},
+				},
+				Any: true,
+				Condition: []chain.Condition{
+					{
+						Op:     chain.CondStringEquals,
+						Object: chain.ObjectResource,
+						Key:    "attr1",
+						Value:  "value",
+					},
+				},
+			},
+		},
+		MatchType: chain.MatchTypeFirstMatch,
+	})
+
+	router := policyengine.NewDefaultChainRouterWithLocalOverrides(ms, ls)
+
+	node1Key, err := keys.NewPrivateKey()
+	require.NoError(t, err)
+	node1 := netmapSDK.NodeInfo{}
+	node1.SetPublicKey(node1Key.PublicKey().Bytes())
+	netmap := &netmapSDK.NetMap{}
+	netmap.SetEpoch(100)
+	netmap.SetNodes([]netmapSDK.NodeInfo{node1})
+
+	nm := &netmapStub{
+		currentEpoch: 100,
+		netmaps: map[uint64]*netmapSDK.NetMap{
+			100: netmap,
+		},
+	}
+
+	cont := containerSDK.Container{}
+	cont.Init()
+	pp := netmapSDK.PlacementPolicy{}
+	require.NoError(t, pp.DecodeString("REP 1"))
+	cont.SetPlacementPolicy(pp)
+	cs := &testContainerSource{
+		containers: map[cid.ID]*container.Container{
+			cnr: {
+				Value: cont,
+			},
+		},
+	}
+
+	checker := NewChecker(router, headerProvider, frostfsidProvider, nm, cs, node1Key.PublicKey().Bytes())
+
+	ecParentID := oidtest.ID()
+	chunkHeader := newHeaderObjectSDK(cnr, obj, nil).ToV2().GetHeader()
+	ecHeader := object.ECHeader{
+		Index:  1,
+		Total:  5,
+		Parent: &refs.ObjectID{},
+	}
+	chunkHeader.SetEC(&ecHeader)
+	ecParentID.WriteToV2(ecHeader.Parent)
+
+	parentHeader := newHeaderObjectSDK(cnr, &ecParentID, &headerObjectSDKParams{
+		attributes: []struct {
+			key string
+			val string
+		}{
+			{
+				key: "attr1",
+				val: "value",
+			},
+		},
+	})
+	headerProvider.addHeader(cnr, ecParentID, parentHeader)
+
+	t.Run("access denied for container node", func(t *testing.T) {
+		prm := Prm{
+			Method:       nativeschema.MethodPutObject,
+			Container:    cnr,
+			Object:       obj,
+			Role:         role,
+			SenderKey:    senderKey,
+			Header:       chunkHeader,
+			SoftAPECheck: true,
+		}
+
+		err = checker.CheckAPE(context.Background(), prm)
+		require.Error(t, err)
+	})
+	t.Run("access allowed for non container node", func(t *testing.T) {
+		otherKey, err := keys.NewPrivateKey()
+		require.NoError(t, err)
+		checker = NewChecker(router, headerProvider, frostfsidProvider, nm, cs, otherKey.PublicKey().Bytes())
+		prm := Prm{
+			Method:       nativeschema.MethodPutObject,
+			Container:    cnr,
+			Object:       obj,
+			Role:         nativeschema.PropertyValueContainerRoleOthers,
+			SenderKey:    senderKey,
+			Header:       chunkHeader,
+			SoftAPECheck: true,
+		}
+
+		err = checker.CheckAPE(context.Background(), prm)
+		require.NoError(t, err)
+	})
+}

pkg/services/object/ape/request.go

@@ -2,11 +2,14 @@ package ape
 
 import (
 	"context"
+	"crypto/sha256"
 	"fmt"
 	"strconv"
 
 	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
 	aperequest "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/ape/request"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -110,12 +113,12 @@ func (c *checkerImpl) newAPERequest(ctx context.Context, prm Prm) (aperequest.Re
 	if prm.Header != nil {
 		header = prm.Header
 	} else if prm.Object != nil && !prm.WithoutHeaderRequest {
-		headerObjSDK, err := c.headerProvider.GetHeader(ctx, prm.Container, *prm.Object)
+		headerObjSDK, err := c.headerProvider.GetHeader(ctx, prm.Container, *prm.Object, true)
 		if err == nil {
 			header = headerObjSDK.ToV2().GetHeader()
 		}
 	}
-
+	header = c.fillHeaderWithECParent(ctx, prm, header)
 	reqProps := map[string]string{
 		nativeschema.PropertyKeyActorPublicKey: prm.SenderKey,
 		nativeschema.PropertyKeyActorRole:      prm.Role,
@@ -136,6 +139,65 @@ func (c *checkerImpl) newAPERequest(ctx context.Context, prm Prm) (aperequest.Re
 	), nil
 }
 
+func (c *checkerImpl) fillHeaderWithECParent(ctx context.Context, prm Prm, header *objectV2.Header) *objectV2.Header {
+	if header == nil {
+		return header
+	}
+	if header.GetEC() == nil {
+		return header
+	}
+	if prm.Role == nativeschema.PropertyValueContainerRoleContainer ||
+		prm.Role == nativeschema.PropertyValueContainerRoleIR {
+		return header
+	}
+	parentObjRefID := header.GetEC().Parent
+	if parentObjRefID == nil {
+		return header
+	}
+	var parentObjID oid.ID
+	if err := parentObjID.ReadFromV2(*parentObjRefID); err != nil {
+		return header
+	}
+	// only container node have access to collect parent object
+	contNode, err := c.currentNodeIsContainerNode(prm.Container)
+	if err != nil || !contNode {
+		return header
+	}
+	parentObj, err := c.headerProvider.GetHeader(ctx, prm.Container, parentObjID, false)
+	if err != nil {
+		return header
+	}
+	return parentObj.ToV2().GetHeader()
+}
+
+func (c *checkerImpl) currentNodeIsContainerNode(cnrID cid.ID) (bool, error) {
+	cnr, err := c.cnrSource.Get(cnrID)
+	if err != nil {
+		return false, err
+	}
+
+	nm, err := netmap.GetLatestNetworkMap(c.nm)
+	if err != nil {
+		return false, err
+	}
+	idCnr := make([]byte, sha256.Size)
+	cnrID.Encode(idCnr)
+
+	in, err := object.LookupKeyInContainer(nm, c.nodePK, idCnr, cnr.Value)
+	if err != nil {
+		return false, err
+	} else if in {
+		return true, nil
+	}
+
+	nm, err = netmap.GetPreviousNetworkMap(c.nm)
+	if err != nil {
+		return false, err
+	}
+
+	return object.LookupKeyInContainer(nm, c.nodePK, idCnr, cnr.Value)
+}
+
 // fillWithUserClaimTags fills ape request properties with user claim tags getting them from frostfsid contract by actor public key.
 func (c *checkerImpl) fillWithUserClaimTags(reqProps map[string]string, prm Prm) (map[string]string, error) {
 	if reqProps == nil {

pkg/services/object/ape/service.go

@@ -10,6 +10,8 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
 	objectSvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object"
+	getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -31,23 +33,36 @@ type Service struct {
 var _ objectSvc.ServiceServer = (*Service)(nil)
 
 type HeaderProvider interface {
-	GetHeader(ctx context.Context, cnr cid.ID, oid oid.ID) (*objectSDK.Object, error)
+	GetHeader(ctx context.Context, cnr cid.ID, oid oid.ID, local bool) (*objectSDK.Object, error)
 }
 
 type storageEngineHeaderProvider struct {
 	storageEngine *engine.StorageEngine
+	getSvc        *getsvc.Service
 }
 
-func (p storageEngineHeaderProvider) GetHeader(ctx context.Context, cnr cid.ID, objID oid.ID) (*objectSDK.Object, error) {
+func (p storageEngineHeaderProvider) GetHeader(ctx context.Context, cnr cid.ID, objID oid.ID, local bool) (*objectSDK.Object, error) {
 	var addr oid.Address
 	addr.SetContainer(cnr)
 	addr.SetObject(objID)
+	if local {
 		return engine.Head(ctx, p.storageEngine, addr)
+	}
+	w := getsvc.NewSimpleObjectWriter()
+	var headPrm getsvc.HeadPrm
+	headPrm.WithAddress(addr)
+	headPrm.SetHeaderWriter(w)
+	headPrm.SetCommonParameters(&util.CommonPrm{}) // default values are ok
+	if err := p.getSvc.Head(ctx, headPrm); err != nil {
+		return nil, err
+	}
+	return w.Object(), nil
 }
 
-func NewStorageEngineHeaderProvider(e *engine.StorageEngine) HeaderProvider {
+func NewStorageEngineHeaderProvider(e *engine.StorageEngine, s *getsvc.Service) HeaderProvider {
 	return storageEngineHeaderProvider{
 		storageEngine: e,
+		getSvc:        s,
 	}
 }