frostfs-node/pkg/services/object/get/v2/service.go
Anton Nikiforov 112a7c690f [#1103] node: Implement Get\Head requests for EC object
Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>
2024-04-24 18:15:53 +03:00

147 lines
3.5 KiB
Go

package getsvc
import (
"context"
"errors"
objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
clientcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
objectSvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object"
getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
objutil "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
"go.uber.org/zap"
)
// Service implements Get operation of Object service v2.
type Service struct {
*cfg
}
// Option represents Service constructor option.
type Option func(*cfg)
type clientSource interface {
Get(info clientcore.NodeInfo) (clientcore.MultiAddressClient, error)
}
type cfg struct {
svc *getsvc.Service
keyStorage *objutil.KeyStorage
clientSource clientSource
netmapSource netmap.Source
announcedKeys netmap.AnnouncedKeys
contSource container.Source
log *logger.Logger
}
// NewService constructs Service instance from provided options.
func NewService(svc *getsvc.Service,
keyStorage *objutil.KeyStorage,
clientSource clientSource,
netmapSource netmap.Source,
announcedKeys netmap.AnnouncedKeys,
contSource container.Source,
opts ...Option,
) *Service {
c := &cfg{
svc: svc,
keyStorage: keyStorage,
clientSource: clientSource,
netmapSource: netmapSource,
announcedKeys: announcedKeys,
contSource: contSource,
log: &logger.Logger{Logger: zap.L()},
}
for i := range opts {
opts[i](c)
}
return &Service{
cfg: c,
}
}
// Get calls internal service and returns v2 object stream.
func (s *Service) Get(req *objectV2.GetRequest, stream objectSvc.GetObjectStream) error {
p, err := s.toPrm(req, stream)
if err != nil {
return err
}
err = s.svc.Get(stream.Context(), *p)
var splitErr *objectSDK.SplitInfoError
var ecErr *objectSDK.ECInfoError
switch {
case errors.As(err, &splitErr):
return stream.Send(splitInfoResponse(splitErr.SplitInfo()))
case errors.As(err, &ecErr):
return stream.Send(ecInfoResponse(ecErr.ECInfo()))
default:
return err
}
}
// GetRange calls internal service and returns v2 payload range stream.
func (s *Service) GetRange(req *objectV2.GetRangeRequest, stream objectSvc.GetObjectRangeStream) error {
p, err := s.toRangePrm(req, stream)
if err != nil {
return err
}
err = s.svc.GetRange(stream.Context(), *p)
var splitErr *objectSDK.SplitInfoError
switch {
case errors.As(err, &splitErr):
return stream.Send(splitInfoRangeResponse(splitErr.SplitInfo()))
default:
return err
}
}
// Head serves ForstFS API v2 compatible HEAD requests.
func (s *Service) Head(ctx context.Context, req *objectV2.HeadRequest) (*objectV2.HeadResponse, error) {
resp := new(objectV2.HeadResponse)
resp.SetBody(new(objectV2.HeadResponseBody))
p, err := s.toHeadPrm(req, resp)
if err != nil {
return nil, err
}
err = s.svc.Head(ctx, *p)
var splitErr *objectSDK.SplitInfoError
var ecErr *objectSDK.ECInfoError
if errors.As(err, &splitErr) {
setSplitInfoHeadResponse(splitErr.SplitInfo(), resp)
err = nil
}
if errors.As(err, &ecErr) {
setECInfoHeadResponse(ecErr.ECInfo(), resp)
err = nil
}
return resp, err
}
func WithLogger(l *logger.Logger) Option {
return func(c *cfg) {
c.log = &logger.Logger{Logger: l.With(zap.String("component", "Object.Get V2 service"))}
}
}