frostfs-node/pkg/services/object/put/single.go

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package putsvc
import (
"bytes"
"context"
"crypto/sha256"
"errors"
"fmt"
"hash"
"sync"
"sync/atomic"
objectAPI "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
rawclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
sessionV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/network"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/internal"
svcutil "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object_manager/placement"
"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
"git.frostfs.info/TrueCloudLab/tzhash/tz"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/trace"
"go.uber.org/zap"
)
type putSingleRequestSigner struct {
req *objectAPI.PutSingleRequest
keyStorage *svcutil.KeyStorage
signer *sync.Once
}
func (s *putSingleRequestSigner) GetRequestWithSignedHeader() (*objectAPI.PutSingleRequest, error) {
var resErr error
s.signer.Do(func() {
metaHdr := new(sessionV2.RequestMetaHeader)
meta := s.req.GetMetaHeader()
metaHdr.SetTTL(meta.GetTTL() - 1)
metaHdr.SetOrigin(meta)
s.req.SetMetaHeader(metaHdr)
privateKey, err := s.keyStorage.GetKey(nil)
if err != nil {
resErr = err
return
}
resErr = signature.SignServiceMessage(privateKey, s.req)
})
return s.req, resErr
}
func (s *Service) PutSingle(ctx context.Context, req *objectAPI.PutSingleRequest) (*objectAPI.PutSingleResponse, error) {
ctx, span := tracing.StartSpanFromContext(ctx, "putsvc.PutSingle")
defer span.End()
obj := objectSDK.NewFromV2(req.GetBody().GetObject())
if err := s.validatePutSingle(ctx, obj); err != nil {
return nil, err
}
if err := s.saveToNodes(ctx, obj, req); err != nil {
return nil, err
}
resp := &objectAPI.PutSingleResponse{}
resp.SetBody(&objectAPI.PutSingleResponseBody{})
return resp, nil
}
func (s *Service) validatePutSingle(ctx context.Context, obj *objectSDK.Object) error {
if err := s.validarePutSingleSize(obj); err != nil {
return err
}
if err := s.validatePutSingleChecksum(obj); err != nil {
return err
}
return s.validatePutSingleObject(ctx, obj)
}
func (s *Service) validarePutSingleSize(obj *objectSDK.Object) error {
if uint64(len(obj.Payload())) != obj.PayloadSize() {
return ErrWrongPayloadSize
}
maxAllowedSize := s.maxSizeSrc.MaxObjectSize()
if obj.PayloadSize() > maxAllowedSize {
return ErrExceedingMaxSize
}
return nil
}
func (s *Service) validatePutSingleChecksum(obj *objectSDK.Object) error {
cs, csSet := obj.PayloadChecksum()
if !csSet {
return errors.New("missing payload checksum")
}
var hash hash.Hash
switch typ := cs.Type(); typ {
default:
return fmt.Errorf("unsupported payload checksum type %v", typ)
case checksum.SHA256:
hash = sha256.New()
case checksum.TZ:
hash = tz.New()
}
if _, err := hash.Write(obj.Payload()); err != nil {
return fmt.Errorf("could not compute payload hash: %w", err)
}
if !bytes.Equal(hash.Sum(nil), cs.Value()) {
return fmt.Errorf("incorrect payload checksum")
}
return nil
}
func (s *Service) validatePutSingleObject(ctx context.Context, obj *objectSDK.Object) error {
if err := s.fmtValidator.Validate(ctx, obj, false); err != nil {
return fmt.Errorf("coud not validate object format: %w", err)
}
_, err := s.fmtValidator.ValidateContent(obj)
if err != nil {
return fmt.Errorf("could not validate payload content: %w", err)
}
return nil
}
func (s *Service) saveToNodes(ctx context.Context, obj *objectSDK.Object, req *objectAPI.PutSingleRequest) error {
localOnly := req.GetMetaHeader().GetTTL() <= 1
placementOptions, err := s.getPutSinglePlacementOptions(obj, req.GetBody().GetCopiesNumber(), localOnly)
if err != nil {
return err
}
traversal := &traversal{
opts: placementOptions,
extraBroadcastEnabled: len(obj.Children()) > 0 ||
(!localOnly && (obj.Type() == objectSDK.TypeTombstone || obj.Type() == objectSDK.TypeLock)),
mtx: sync.RWMutex{},
mExclude: make(map[string]struct{}),
}
signer := &putSingleRequestSigner{
req: req,
keyStorage: s.keyStorage,
signer: &sync.Once{},
}
return s.saveAccordingToPlacement(ctx, obj, signer, traversal)
}
func (s *Service) getPutSinglePlacementOptions(obj *objectSDK.Object, copiesNumber []uint32, localOnly bool) ([]placement.Option, error) {
var result []placement.Option
if len(copiesNumber) > 0 {
result = append(result, placement.WithCopyNumbers(copiesNumber))
}
cnrID, ok := obj.ContainerID()
if !ok {
return nil, errors.New("missing container ID")
}
cnrInfo, err := s.cnrSrc.Get(cnrID)
if err != nil {
return nil, fmt.Errorf("could not get container by ID: %w", err)
}
result = append(result, placement.ForContainer(cnrInfo.Value))
objID, ok := obj.ID()
if !ok {
return nil, errors.New("missing object ID")
}
result = append(result, placement.ForObject(objID))
latestNetmap, err := netmap.GetLatestNetworkMap(s.netMapSrc)
if err != nil {
return nil, fmt.Errorf("could not get latest network map: %w", err)
}
builder := placement.NewNetworkMapBuilder(latestNetmap)
if localOnly {
result = append(result, placement.SuccessAfter(1))
builder = svcutil.NewLocalPlacement(builder, s.netmapKeys)
}
result = append(result, placement.UseBuilder(builder))
return result, nil
}
func (s *Service) saveAccordingToPlacement(ctx context.Context, obj *objectSDK.Object, signer *putSingleRequestSigner, traversal *traversal) error {
traverser, err := placement.NewTraverser(traversal.opts...)
if err != nil {
return fmt.Errorf("could not create object placement traverser: %w", err)
}
var resultError atomic.Value
for {
addrs := traverser.Next()
if len(addrs) == 0 {
break
}
if stop := s.saveToPlacementNodes(ctx, obj, signer, traversal, traverser, addrs, &resultError); stop {
break
}
}
if !traverser.Success() {
var err errIncompletePut
err.singleErr, _ = resultError.Load().(error)
return err
}
if traversal.submitPrimaryPlacementFinish() {
err = s.saveAccordingToPlacement(ctx, obj, signer, traversal)
if err != nil {
s.log.Error(logs.PutAdditionalContainerBroadcastFailure, zap.Error(err))
}
}
return nil
}
func (s *Service) saveToPlacementNodes(ctx context.Context,
obj *objectSDK.Object,
signer *putSingleRequestSigner,
traversal *traversal,
traverser *placement.Traverser,
nodeAddresses []placement.Node,
resultError *atomic.Value,
) bool {
wg := sync.WaitGroup{}
for _, nodeAddress := range nodeAddresses {
nodeAddress := nodeAddress
if traversal.processed(nodeAddress) {
continue
}
local := false
workerPool := s.remotePool
if s.netmapKeys.IsLocalKey(nodeAddress.PublicKey()) {
local = true
workerPool = s.localPool
}
wg.Add(1)
if err := workerPool.Submit(func() {
defer wg.Done()
err := s.saveToPlacementNode(ctx, &nodeDesc{local: local, info: nodeAddress}, obj, signer)
traversal.submitProcessed(nodeAddress)
if err != nil {
resultError.Store(err)
svcutil.LogServiceError(s.log, "PUT", nodeAddress.Addresses(), err)
return
}
traverser.SubmitSuccess()
}); err != nil {
wg.Done()
svcutil.LogWorkerPoolError(s.log, "PUT", err)
return true
}
}
wg.Wait()
return false
}
func (s *Service) saveToPlacementNode(ctx context.Context, nodeDesc *nodeDesc, obj *objectSDK.Object, signer *putSingleRequestSigner) error {
if nodeDesc.local {
return s.localStore.Put(ctx, obj)
}
var info client.NodeInfo
client.NodeInfoFromNetmapElement(&info, nodeDesc.info)
c, err := s.clientConstructor.Get(info)
if err != nil {
return fmt.Errorf("could not create SDK client %s: %w", info.AddressGroup(), err)
}
return s.redirectPutSingleRequest(ctx, signer, obj, info, c)
}
func (s *Service) redirectPutSingleRequest(ctx context.Context,
signer *putSingleRequestSigner,
obj *objectSDK.Object,
info client.NodeInfo,
c client.MultiAddressClient) error {
ctx, span := tracing.StartSpanFromContext(ctx, "putService.redirectPutSingleRequest")
defer span.End()
var req *objectAPI.PutSingleRequest
var firstErr error
req, firstErr = signer.GetRequestWithSignedHeader()
if firstErr != nil {
return firstErr
}
info.AddressGroup().IterateAddresses(func(addr network.Address) (stop bool) {
ctx, span := tracing.StartSpanFromContext(ctx, "putService.redirectPutSingleRequest.IterateAddresses",
trace.WithAttributes(
attribute.String("address", addr.String()),
))
defer span.End()
var err error
defer func() {
if err != nil {
objID, _ := obj.ID()
cnrID, _ := obj.ContainerID()
s.log.Warn("failed to redirect PutSingle request",
zap.Error(err),
zap.Stringer("address", addr),
zap.Stringer("object_id", objID),
zap.Stringer("container_id", cnrID),
)
}
stop = err == nil
if stop || firstErr == nil {
firstErr = err
}
}()
var resp *objectAPI.PutSingleResponse
err = c.RawForAddress(ctx, addr, func(cli *rawclient.Client) error {
var e error
resp, e = rpc.PutSingleObject(cli, req, rawclient.WithContext(ctx))
return e
})
if err != nil {
err = fmt.Errorf("failed to execute request: %w", err)
return
}
if err = internal.VerifyResponseKeyV2(info.PublicKey(), resp); err != nil {
return
}
err = signature.VerifyServiceMessage(resp)
if err != nil {
err = fmt.Errorf("response verification failed: %w", err)
}
return
})
return firstErr
}