frostfs-node/pkg/services/object/internal/client/client.go

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package internal
import (
"context"
"crypto/ecdsa"
"strconv"
session2 "github.com/nspcc-dev/neofs-api-go/v2/session"
"github.com/nspcc-dev/neofs-sdk-go/client"
apistatus "github.com/nspcc-dev/neofs-sdk-go/client/status"
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
"github.com/nspcc-dev/neofs-sdk-go/object"
"github.com/nspcc-dev/neofs-sdk-go/session"
"github.com/nspcc-dev/neofs-sdk-go/token"
)
type commonPrm struct {
cli client.Client
ctx context.Context
opts []client.CallOption
}
// SetClient sets base client for NeoFS API communication.
//
// Required parameter.
func (x *commonPrm) SetClient(cli client.Client) {
x.cli = cli
}
// SetContext sets context.Context for network communication.
//
// Required parameter.
func (x *commonPrm) SetContext(ctx context.Context) {
x.ctx = ctx
}
// SetPrivateKey sets private key to sign the request(s).
//
// Required parameter.
func (x *commonPrm) SetPrivateKey(key *ecdsa.PrivateKey) {
x.opts = append(x.opts, client.WithKey(key))
}
// SetSessionToken sets token of the session within which request should be sent.
//
// By default the request will be sent outside the session.
func (x *commonPrm) SetSessionToken(tok *session.Token) {
x.opts = append(x.opts, client.WithSession(tok))
}
// SetBearerToken sets bearer token to be attached to the request.
//
// By default token is not attached to the request.
func (x *commonPrm) SetBearerToken(tok *token.BearerToken) {
x.opts = append(x.opts, client.WithBearer(tok))
}
// SetXHeaders sets request X-Headers.
//
// By default X-Headers will not be attached to the request.
func (x *commonPrm) SetXHeaders(xhdrs []*session.XHeader) {
for _, xhdr := range xhdrs {
x.opts = append(x.opts, client.WithXHeader(xhdr))
}
}
type readPrmCommon struct {
commonPrm
ttl uint32
}
// SetNetmapEpoch sets the epoch number to be used to locate the object.
//
// By default current epoch on the server will be used.
func (x *readPrmCommon) SetNetmapEpoch(epoch uint64) {
xNetmapEpoch := session.NewXHeader()
xNetmapEpoch.SetKey(session2.XHeaderNetmapEpoch)
xNetmapEpoch.SetValue(strconv.FormatUint(epoch, 10))
x.opts = append(x.opts, client.WithXHeader(xNetmapEpoch))
}
// SetTTL sets request TTL value.
//
// Required parameter.
func (x *readPrmCommon) SetTTL(ttl uint32) {
x.opts = append(x.opts, client.WithTTL(ttl))
}
// GetObjectPrm groups parameters of GetObject operation.
type GetObjectPrm struct {
readPrmCommon
cliPrm client.GetObjectParams
}
// SetRawFlag sets raw flag of the request.
//
// By default request will not be raw.
func (x *GetObjectPrm) SetRawFlag() {
x.cliPrm.WithRawFlag(true)
}
// SetAddress sets object address.
//
// Required parameter.
func (x *GetObjectPrm) SetAddress(addr *object.Address) {
x.cliPrm.WithAddress(addr)
}
// GetObjectRes groups resulting values of GetObject operation.
type GetObjectRes struct {
cliRes *client.ObjectGetRes
}
// Object returns requested object.
func (x GetObjectRes) Object() *object.Object {
return x.cliRes.Object()
}
// GetObject reads the object by address.
//
// Client, context and key must be set.
//
// Returns any error prevented the operation from completing correctly in error return.
// Returns:
// error of type *object.SplitInfoError if object if raw flag is set and requested object is virtual;
// object.ErrAlreadyRemoved error if requested object is marked to be removed.
func GetObject(prm GetObjectPrm) (res GetObjectRes, err error) {
res.cliRes, err = prm.cli.GetObject(prm.ctx, &prm.cliPrm, prm.opts...)
if err == nil {
// pull out an error from status
err = apistatus.ErrFromStatus(res.cliRes.Status())
}
// FIXME: object.ErrAlreadyRemoved never returns
return
}
// HeadObjectPrm groups parameters of HeadObject operation.
type HeadObjectPrm struct {
readPrmCommon
cliPrm client.ObjectHeaderParams
}
// SetRawFlag sets raw flag of the request.
//
// By default request will not be raw.
func (x *HeadObjectPrm) SetRawFlag() {
x.cliPrm.WithRawFlag(true)
}
// SetAddress sets object address.
//
// Required parameter.
func (x *HeadObjectPrm) SetAddress(addr *object.Address) {
x.cliPrm.WithAddress(addr)
}
// GetObjectRes groups resulting values of GetObject operation.
type HeadObjectRes struct {
cliRes *client.ObjectHeadRes
}
// Header returns requested object header.
func (x HeadObjectRes) Header() *object.Object {
return x.cliRes.Object()
}
// HeadObject reads object header by address.
//
// Client, context and key must be set.
//
// Returns any error prevented the operation from completing correctly in error return.
// Returns:
// error of type *object.SplitInfoError if object if raw flag is set and requested object is virtual;
// object.ErrAlreadyRemoved error if requested object is marked to be removed.
func HeadObject(prm HeadObjectPrm) (res HeadObjectRes, err error) {
res.cliRes, err = prm.cli.HeadObject(prm.ctx, &prm.cliPrm, prm.opts...)
if err == nil {
// pull out an error from status
err = apistatus.ErrFromStatus(res.cliRes.Status())
}
// FIXME: object.ErrAlreadyRemoved never returns
return
}
// PayloadRangePrm groups parameters of PayloadRange operation.
type PayloadRangePrm struct {
readPrmCommon
cliPrm client.RangeDataParams
}
// SetRawFlag sets raw flag of the request.
//
// By default request will not be raw.
func (x *PayloadRangePrm) SetRawFlag() {
x.cliPrm.WithRaw(true)
}
// SetAddress sets object address.
//
// Required parameter.
func (x *PayloadRangePrm) SetAddress(addr *object.Address) {
x.cliPrm.WithAddress(addr)
}
// SetRange range of the object payload to be read.
//
// Required parameter.
func (x *PayloadRangePrm) SetRange(rng *object.Range) {
x.cliPrm.WithRange(rng)
}
// PayloadRangeRes groups resulting values of GetObject operation.
type PayloadRangeRes struct {
cliRes *client.ObjectRangeRes
}
// PayloadRange returns data of the requested payload range.
func (x PayloadRangeRes) PayloadRange() []byte {
return x.cliRes.Data()
}
// PayloadRange reads object payload range by address.
//
// Client, context and key must be set.
//
// Returns any error prevented the operation from completing correctly in error return.
// Returns:
// error of type *object.SplitInfoError if object if raw flag is set and requested object is virtual;
// object.ErrAlreadyRemoved error if requested object is marked to be removed.
func PayloadRange(prm PayloadRangePrm) (res PayloadRangeRes, err error) {
res.cliRes, err = prm.cli.ObjectPayloadRangeData(prm.ctx, &prm.cliPrm, prm.opts...)
if err == nil {
// pull out an error from status
err = apistatus.ErrFromStatus(res.cliRes.Status())
}
// FIXME: object.ErrAlreadyRemoved never returns
return
}
// PutObjectPrm groups parameters of PutObject operation.
type PutObjectPrm struct {
commonPrm
cliPrm client.PutObjectParams
}
// SetObject sets object to be stored.
//
// Required parameter.
func (x *PutObjectPrm) SetObject(obj *object.Object) {
x.cliPrm.WithObject(obj)
}
// PutObjectRes groups resulting values of PutObject operation.
type PutObjectRes struct {
cliRes *client.ObjectPutRes
}
// ID returns identifier of the stored object.
func (x PutObjectRes) ID() *object.ID {
return x.cliRes.ID()
}
// PutObject saves the object in local storage of the remote node.
//
// Client, context and key must be set.
//
// Returns any error prevented the operation from completing correctly in error return.
func PutObject(prm PutObjectPrm) (res PutObjectRes, err error) {
res.cliRes, err = prm.cli.PutObject(prm.ctx, &prm.cliPrm,
append(prm.opts, client.WithTTL(1))...,
)
if err == nil {
// pull out an error from status
err = apistatus.ErrFromStatus(res.cliRes.Status())
}
return
}
// SearchObjectsPrm groups parameters of SearchObjects operation.
type SearchObjectsPrm struct {
readPrmCommon
cliPrm client.SearchObjectParams
}
// SetContainerID sets identifier of the container to search the objects.
//
// Required parameter.
func (x *SearchObjectsPrm) SetContainerID(id *cid.ID) {
x.cliPrm.WithContainerID(id)
}
// SetFilters sets search filters.
func (x *SearchObjectsPrm) SetFilters(fs object.SearchFilters) {
x.cliPrm.WithSearchFilters(fs)
}
// SearchObjectsRes groups resulting values of SearchObjects operation.
type SearchObjectsRes struct {
cliRes *client.ObjectSearchRes
}
// IDList returns identifiers of the matched objects.
func (x SearchObjectsRes) IDList() []*object.ID {
return x.cliRes.IDList()
}
// SearchObjects selects objects from container which match the filters.
//
// Returns any error prevented the operation from completing correctly in error return.
func SearchObjects(prm SearchObjectsPrm) (res SearchObjectsRes, err error) {
res.cliRes, err = prm.cli.SearchObjects(prm.ctx, &prm.cliPrm, prm.opts...)
if err == nil {
// pull out an error from status
err = apistatus.ErrFromStatus(res.cliRes.Status())
}
return
}