[#193] getsvc: Refactor get range params creation
Resolve funlen linter for toRangePrm function. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>pull/220/head
Gitea
parent
b0786d2e5c
commit
6c7b708a98
|
|
@ -0,0 +1,137 @@
|
|||
package getsvc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"sync"
|
||||
|
||||
objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
|
||||
rpcclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/network"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/internal"
|
||||
internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/internal/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
|
||||
)
|
||||
|
||||
type getRangeRequestForwarder struct {
|
||||
OnceResign *sync.Once
|
||||
GlobalProgress int
|
||||
KeyStorage *util.KeyStorage
|
||||
Request *objectV2.GetRangeRequest
|
||||
Stream *streamObjectRangeWriter
|
||||
}
|
||||
|
||||
func (f *getRangeRequestForwarder) forward(ctx context.Context, addr network.Address, c client.MultiAddressClient, pubkey []byte) (*object.Object, error) {
|
||||
key, err := f.KeyStorage.GetKey(nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// once compose and resign forwarding request
|
||||
f.OnceResign.Do(func() {
|
||||
// compose meta header of the local server
|
||||
metaHdr := new(session.RequestMetaHeader)
|
||||
metaHdr.SetTTL(f.Request.GetMetaHeader().GetTTL() - 1)
|
||||
// TODO: #1165 think how to set the other fields
|
||||
metaHdr.SetOrigin(f.Request.GetMetaHeader())
|
||||
writeCurrentVersion(metaHdr)
|
||||
|
||||
f.Request.SetMetaHeader(metaHdr)
|
||||
|
||||
err = signature.SignServiceMessage(key, f.Request)
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
rangeStream, err := f.openStream(ctx, addr, c)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return nil, f.readStream(ctx, rangeStream, c, pubkey)
|
||||
}
|
||||
|
||||
func (f *getRangeRequestForwarder) verifyResponse(resp *objectV2.GetRangeResponse, pubkey []byte) error {
|
||||
// verify response key
|
||||
if err := internal.VerifyResponseKeyV2(pubkey, resp); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
// verify response structure
|
||||
if err := signature.VerifyServiceMessage(resp); err != nil {
|
||||
return fmt.Errorf("could not verify %T: %w", resp, err)
|
||||
}
|
||||
|
||||
if err := checkStatus(resp.GetMetaHeader().GetStatus()); err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (f *getRangeRequestForwarder) openStream(ctx context.Context, addr network.Address, c client.MultiAddressClient) (*rpc.ObjectRangeResponseReader, error) {
|
||||
// open stream
|
||||
var rangeStream *rpc.ObjectRangeResponseReader
|
||||
err := c.RawForAddress(addr, func(cli *rpcclient.Client) error {
|
||||
var e error
|
||||
rangeStream, e = rpc.GetObjectRange(cli, f.Request, rpcclient.WithContext(ctx))
|
||||
return e
|
||||
})
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("could not create Get payload range stream: %w", err)
|
||||
}
|
||||
return rangeStream, nil
|
||||
}
|
||||
|
||||
func (f *getRangeRequestForwarder) readStream(ctx context.Context, rangeStream *rpc.ObjectRangeResponseReader, c client.MultiAddressClient, pubkey []byte) error {
|
||||
resp := new(objectV2.GetRangeResponse)
|
||||
var localProgress int
|
||||
|
||||
for {
|
||||
// receive message from server stream
|
||||
err := rangeStream.Read(resp)
|
||||
if err != nil {
|
||||
if errors.Is(err, io.EOF) {
|
||||
break
|
||||
}
|
||||
internalclient.ReportError(c, err)
|
||||
return fmt.Errorf("reading the response failed: %w", err)
|
||||
}
|
||||
|
||||
if err := f.verifyResponse(resp, pubkey); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
switch v := resp.GetBody().GetRangePart().(type) {
|
||||
case nil:
|
||||
return fmt.Errorf("unexpected range type %T", v)
|
||||
case *objectV2.GetRangePartChunk:
|
||||
origChunk := v.GetChunk()
|
||||
|
||||
chunk := chunkToSend(f.GlobalProgress, localProgress, origChunk)
|
||||
if len(chunk) == 0 {
|
||||
localProgress += len(origChunk)
|
||||
continue
|
||||
}
|
||||
|
||||
if err = f.Stream.WriteChunk(ctx, chunk); err != nil {
|
||||
return fmt.Errorf("could not write object chunk in GetRange forwarder: %w", err)
|
||||
}
|
||||
|
||||
localProgress += len(origChunk)
|
||||
f.GlobalProgress += len(chunk)
|
||||
case *objectV2.SplitInfo:
|
||||
si := object.NewSplitInfoFromV2(v)
|
||||
return object.NewSplitInfoError(si)
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
|
@ -6,22 +6,16 @@ import (
|
|||
"errors"
|
||||
"fmt"
|
||||
"hash"
|
||||
"io"
|
||||
"sync"
|
||||
|
||||
objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
|
||||
rpcclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/status"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/network"
|
||||
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/internal"
|
||||
internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/internal/client"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
|
||||
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
|
||||
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
|
||||
|
|
@ -79,7 +73,6 @@ func (s *Service) toPrm(req *objectV2.GetRequest, stream objectSvc.GetObjectStre
|
|||
return p, nil
|
||||
}
|
||||
|
||||
// nolint: funlen, gocognit
|
||||
func (s *Service) toRangePrm(req *objectV2.GetRangeRequest, stream objectSvc.GetObjectRangeStream) (*getsvc.RangePrm, error) {
|
||||
body := req.GetBody()
|
||||
|
||||
|
|
@ -95,8 +88,6 @@ func (s *Service) toRangePrm(req *objectV2.GetRangeRequest, stream objectSvc.Get
|
|||
return nil, fmt.Errorf("invalid object address: %w", err)
|
||||
}
|
||||
|
||||
meta := req.GetMetaHeader()
|
||||
|
||||
commonPrm, err := util.CommonPrmFromV2(req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
|
@ -118,103 +109,16 @@ func (s *Service) toRangePrm(req *objectV2.GetRangeRequest, stream objectSvc.Get
|
|||
}
|
||||
|
||||
if !commonPrm.LocalOnly() {
|
||||
var onceResign sync.Once
|
||||
var globalProgress int
|
||||
|
||||
key, err := s.keyStorage.GetKey(nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
forwarder := &getRangeRequestForwarder{
|
||||
OnceResign: &sync.Once{},
|
||||
GlobalProgress: 0,
|
||||
KeyStorage: s.keyStorage,
|
||||
Request: req,
|
||||
Stream: streamWrapper,
|
||||
}
|
||||
|
||||
p.SetRequestForwarder(groupAddressRequestForwarder(func(addr network.Address, c client.MultiAddressClient, pubkey []byte) (*object.Object, error) {
|
||||
var err error
|
||||
|
||||
// once compose and resign forwarding request
|
||||
onceResign.Do(func() {
|
||||
// compose meta header of the local server
|
||||
metaHdr := new(session.RequestMetaHeader)
|
||||
metaHdr.SetTTL(meta.GetTTL() - 1)
|
||||
// TODO: #1165 think how to set the other fields
|
||||
metaHdr.SetOrigin(meta)
|
||||
writeCurrentVersion(metaHdr)
|
||||
|
||||
req.SetMetaHeader(metaHdr)
|
||||
|
||||
err = signature.SignServiceMessage(key, req)
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// code below is copy-pasted from c.ObjectPayloadRangeData implementation,
|
||||
// perhaps it is worth highlighting the utility function in frostfs-api-go
|
||||
|
||||
// open stream
|
||||
var rangeStream *rpc.ObjectRangeResponseReader
|
||||
err = c.RawForAddress(addr, func(cli *rpcclient.Client) error {
|
||||
rangeStream, err = rpc.GetObjectRange(cli, req, rpcclient.WithContext(stream.Context()))
|
||||
return err
|
||||
})
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("could not create Get payload range stream: %w", err)
|
||||
}
|
||||
|
||||
resp := new(objectV2.GetRangeResponse)
|
||||
var localProgress int
|
||||
|
||||
for {
|
||||
// receive message from server stream
|
||||
err := rangeStream.Read(resp)
|
||||
if err != nil {
|
||||
if errors.Is(err, io.EOF) {
|
||||
break
|
||||
}
|
||||
|
||||
internalclient.ReportError(c, err)
|
||||
return nil, fmt.Errorf("reading the response failed: %w", err)
|
||||
}
|
||||
|
||||
// verify response key
|
||||
if err = internal.VerifyResponseKeyV2(pubkey, resp); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// verify response structure
|
||||
if err := signature.VerifyServiceMessage(resp); err != nil {
|
||||
return nil, fmt.Errorf("could not verify %T: %w", resp, err)
|
||||
}
|
||||
|
||||
if err = checkStatus(resp.GetMetaHeader().GetStatus()); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
switch v := resp.GetBody().GetRangePart().(type) {
|
||||
case nil:
|
||||
return nil, fmt.Errorf("unexpected range type %T", v)
|
||||
case *objectV2.GetRangePartChunk:
|
||||
origChunk := v.GetChunk()
|
||||
|
||||
chunk := chunkToSend(globalProgress, localProgress, origChunk)
|
||||
if len(chunk) == 0 {
|
||||
localProgress += len(origChunk)
|
||||
continue
|
||||
}
|
||||
|
||||
if err = streamWrapper.WriteChunk(stream.Context(), chunk); err != nil {
|
||||
return nil, fmt.Errorf("could not write object chunk in GetRange forwarder: %w", err)
|
||||
}
|
||||
|
||||
localProgress += len(origChunk)
|
||||
globalProgress += len(chunk)
|
||||
case *objectV2.SplitInfo:
|
||||
si := object.NewSplitInfoFromV2(v)
|
||||
|
||||
return nil, object.NewSplitInfoError(si)
|
||||
}
|
||||
}
|
||||
|
||||
return nil, nil
|
||||
return forwarder.forward(stream.Context(), addr, c, pubkey)
|
||||
}))
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue