frostfs-node/cmd/neofs-cli/internal/client/client.go

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package internal
import (
"bytes"
"context"
"errors"
"fmt"
"io"
"github.com/nspcc-dev/neofs-sdk-go/accounting"
"github.com/nspcc-dev/neofs-sdk-go/client"
"github.com/nspcc-dev/neofs-sdk-go/container"
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
"github.com/nspcc-dev/neofs-sdk-go/eacl"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
"github.com/nspcc-dev/neofs-sdk-go/object"
oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
"github.com/nspcc-dev/neofs-sdk-go/version"
)
// BalanceOfPrm groups parameters of BalanceOf operation.
type BalanceOfPrm struct {
commonPrm
client.PrmBalanceGet
}
// BalanceOfRes groups the resulting values of BalanceOf operation.
type BalanceOfRes struct {
cliRes *client.ResBalanceGet
}
// Balance returns the current balance.
func (x BalanceOfRes) Balance() *accounting.Decimal {
return x.cliRes.Amount()
}
// BalanceOf requests the current balance of a NeoFS user.
//
// Returns any error which prevented the operation from completing correctly in error return.
func BalanceOf(prm BalanceOfPrm) (res BalanceOfRes, err error) {
res.cliRes, err = prm.cli.BalanceGet(context.Background(), prm.PrmBalanceGet)
return
}
// ListContainersPrm groups parameters of ListContainers operation.
type ListContainersPrm struct {
commonPrm
client.PrmContainerList
}
// ListContainersRes groups the resulting values of ListContainers operation.
type ListContainersRes struct {
cliRes *client.ResContainerList
}
// IDList returns list of identifiers of user's containers.
func (x ListContainersRes) IDList() []cid.ID {
return x.cliRes.Containers()
}
// ListContainers requests a list of NeoFS user's containers.
//
// Returns any error which prevented the operation from completing correctly in error return.
func ListContainers(prm ListContainersPrm) (res ListContainersRes, err error) {
res.cliRes, err = prm.cli.ContainerList(context.Background(), prm.PrmContainerList)
return
}
// PutContainerPrm groups parameters of PutContainer operation.
type PutContainerPrm struct {
commonPrm
client.PrmContainerPut
}
// PutContainerRes groups the resulting values of PutContainer operation.
type PutContainerRes struct {
cnr cid.ID
}
// ID returns identifier of the created container.
func (x PutContainerRes) ID() cid.ID {
return x.cnr
}
// PutContainer sends a request to save the container in NeoFS.
//
// Operation is asynchronous and not guaranteed even in the absence of errors.
// The required time is also not predictable.
//
// Success can be verified by reading by identifier.
//
// Returns any error which prevented the operation from completing correctly in error return.
func PutContainer(prm PutContainerPrm) (res PutContainerRes, err error) {
cliRes, err := prm.cli.ContainerPut(context.Background(), prm.PrmContainerPut)
if err == nil {
cnr := cliRes.ID()
if cnr == nil {
err = errors.New("missing container ID in response")
} else {
res.cnr = *cnr
}
}
return
}
// GetContainerPrm groups parameters of GetContainer operation.
type GetContainerPrm struct {
commonPrm
cliPrm client.PrmContainerGet
}
// SetContainer sets identifier of the container to be read.
func (x *GetContainerPrm) SetContainer(id cid.ID) {
x.cliPrm.SetContainer(id)
}
// GetContainerRes groups the resulting values of GetContainer operation.
type GetContainerRes struct {
cliRes *client.ResContainerGet
}
// Container returns structured of the requested container.
func (x GetContainerRes) Container() container.Container {
return x.cliRes.Container()
}
// GetContainer reads a container from NeoFS by ID.
//
// Returns any error which prevented the operation from completing correctly in error return.
func GetContainer(prm GetContainerPrm) (res GetContainerRes, err error) {
res.cliRes, err = prm.cli.ContainerGet(context.Background(), prm.cliPrm)
return
}
// DeleteContainerPrm groups parameters of DeleteContainerPrm operation.
type DeleteContainerPrm struct {
commonPrm
client.PrmContainerDelete
}
// DeleteContainerRes groups the resulting values of DeleteContainer operation.
type DeleteContainerRes struct{}
// DeleteContainer sends a request to remove a container from NeoFS by ID.
//
// Operation is asynchronous and not guaranteed even in the absence of errors.
// The required time is also not predictable.
//
// Success can be verified by reading by identifier.
//
// Returns any error which prevented the operation from completing correctly in error return.
func DeleteContainer(prm DeleteContainerPrm) (res DeleteContainerRes, err error) {
_, err = prm.cli.ContainerDelete(context.Background(), prm.PrmContainerDelete)
return
}
// EACLPrm groups parameters of EACL operation.
type EACLPrm struct {
commonPrm
client.PrmContainerEACL
}
// EACLRes groups the resulting values of EACL operation.
type EACLRes struct {
cliRes *client.ResContainerEACL
}
// EACL returns requested eACL table.
func (x EACLRes) EACL() *eacl.Table {
return x.cliRes.Table()
}
// EACL reads eACL table from NeoFS by container ID.
//
// Returns any error which prevented the operation from completing correctly in error return.
func EACL(prm EACLPrm) (res EACLRes, err error) {
res.cliRes, err = prm.cli.ContainerEACL(context.Background(), prm.PrmContainerEACL)
return
}
// SetEACLPrm groups parameters of SetEACL operation.
type SetEACLPrm struct {
commonPrm
client.PrmContainerSetEACL
}
// SetEACLRes groups the resulting values of SetEACL operation.
type SetEACLRes struct{}
// SetEACL requests to save an eACL table in NeoFS.
//
// Operation is asynchronous and no guaranteed even in the absence of errors.
// The required time is also not predictable.
//
// Success can be verified by reading by container identifier.
//
// Returns any error which prevented the operation from completing correctly in error return.
func SetEACL(prm SetEACLPrm) (res SetEACLRes, err error) {
_, err = prm.cli.ContainerSetEACL(context.Background(), prm.PrmContainerSetEACL)
return
}
// NetworkInfoPrm groups parameters of NetworkInfo operation.
type NetworkInfoPrm struct {
commonPrm
client.PrmNetworkInfo
}
// NetworkInfoRes groups the resulting values of NetworkInfo operation.
type NetworkInfoRes struct {
cliRes *client.ResNetworkInfo
}
// NetworkInfo returns structured information about the NeoFS network.
func (x NetworkInfoRes) NetworkInfo() *netmap.NetworkInfo {
return x.cliRes.Info()
}
// NetworkInfo reads information about the NeoFS network.
//
// Returns any error which prevented the operation from completing correctly in error return.
func NetworkInfo(prm NetworkInfoPrm) (res NetworkInfoRes, err error) {
res.cliRes, err = prm.cli.NetworkInfo(context.Background(), prm.PrmNetworkInfo)
return
}
// NodeInfoPrm groups parameters of NodeInfo operation.
type NodeInfoPrm struct {
commonPrm
client.PrmEndpointInfo
}
// NodeInfoRes groups the resulting values of NodeInfo operation.
type NodeInfoRes struct {
cliRes *client.ResEndpointInfo
}
// NodeInfo returns information about the node from netmap.
func (x NodeInfoRes) NodeInfo() netmap.NodeInfo {
return *x.cliRes.NodeInfo()
}
// LatestVersion returns the latest NeoFS API version in use.
func (x NodeInfoRes) LatestVersion() *version.Version {
return x.cliRes.LatestVersion()
}
// NodeInfo requests information about the remote server from NeoFS netmap.
//
// Returns any error which prevented the operation from completing correctly in error return.
func NodeInfo(prm NodeInfoPrm) (res NodeInfoRes, err error) {
res.cliRes, err = prm.cli.EndpointInfo(context.Background(), prm.PrmEndpointInfo)
return
}
// CreateSessionPrm groups parameters of CreateSession operation.
type CreateSessionPrm struct {
commonPrm
client.PrmSessionCreate
}
// CreateSessionRes groups the resulting values of CreateSession operation.
type CreateSessionRes struct {
cliRes *client.ResSessionCreate
}
// ID returns session identifier.
func (x CreateSessionRes) ID() []byte {
return x.cliRes.ID()
}
// SessionKey returns public session key in a binary format.
func (x CreateSessionRes) SessionKey() []byte {
return x.cliRes.PublicKey()
}
// CreateSession opens a new unlimited session with the remote node.
//
// Returns any error which prevented the operation from completing correctly in error return.
func CreateSession(prm CreateSessionPrm) (res CreateSessionRes, err error) {
res.cliRes, err = prm.cli.SessionCreate(context.Background(), prm.PrmSessionCreate)
return
}
// PutObjectPrm groups parameters of PutObject operation.
type PutObjectPrm struct {
commonObjectPrm
hdr *object.Object
rdr io.Reader
headerCallback func(*object.Object)
}
// SetHeader sets object header.
func (x *PutObjectPrm) SetHeader(hdr *object.Object) {
x.hdr = hdr
}
// SetPayloadReader sets reader of the object payload.
func (x *PutObjectPrm) SetPayloadReader(rdr io.Reader) {
x.rdr = rdr
}
// SetHeaderCallback sets callback which is called on the object after the header is received
// but before the payload is written.
func (x *PutObjectPrm) SetHeaderCallback(f func(*object.Object)) {
x.headerCallback = f
}
// PutObjectRes groups the resulting values of PutObject operation.
type PutObjectRes struct {
id oid.ID
}
// ID returns identifier of the created object.
func (x PutObjectRes) ID() oid.ID {
return x.id
}
// PutObject saves the object in NeoFS network.
//
// Returns any error which prevented the operation from completing correctly in error return.
func PutObject(prm PutObjectPrm) (*PutObjectRes, error) {
var putPrm client.PrmObjectPutInit
wrt, err := prm.cli.ObjectPutInit(context.Background(), putPrm)
if err != nil {
return nil, fmt.Errorf("init object writing: %w", err)
}
if prm.sessionToken != nil {
wrt.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
wrt.WithBearerToken(*prm.bearerToken)
}
if prm.local {
wrt.MarkLocal()
}
wrt.WithXHeaders(prm.xHeaders...)
if wrt.WriteHeader(*prm.hdr) {
if prm.headerCallback != nil {
prm.headerCallback(prm.hdr)
}
sz := prm.hdr.PayloadSize()
if data := prm.hdr.Payload(); len(data) > 0 {
if prm.rdr != nil {
prm.rdr = io.MultiReader(bytes.NewReader(data), prm.rdr)
} else {
prm.rdr = bytes.NewReader(data)
sz = uint64(len(data))
}
}
if prm.rdr != nil {
// TODO: (neofs-node#1198) explore better values or configure it
const defaultBufferSizePut = 4096
if sz == 0 || sz > defaultBufferSizePut {
sz = defaultBufferSizePut
}
buf := make([]byte, sz)
var n int
for {
n, err = prm.rdr.Read(buf)
if n > 0 {
if !wrt.WritePayloadChunk(buf[:n]) {
break
}
continue
}
if errors.Is(err, io.EOF) {
break
}
return nil, fmt.Errorf("read payload: %w", err)
}
}
}
cliRes, err := wrt.Close()
if err != nil { // here err already carries both status and client errors
return nil, fmt.Errorf("client failure: %w", err)
}
var res PutObjectRes
if !cliRes.ReadStoredObjectID(&res.id) {
return nil, errors.New("missing ID of the stored object")
}
return &res, nil
}
// DeleteObjectPrm groups parameters of DeleteObject operation.
type DeleteObjectPrm struct {
commonObjectPrm
objectAddressPrm
}
// DeleteObjectRes groups the resulting values of DeleteObject operation.
type DeleteObjectRes struct {
tomb oid.ID
}
// Tombstone returns the ID of the created object with tombstone.
func (x DeleteObjectRes) Tombstone() oid.ID {
return x.tomb
}
// DeleteObject marks an object to be removed from NeoFS through tombstone placement.
//
// Returns any error which prevented the operation from completing correctly in error return.
func DeleteObject(prm DeleteObjectPrm) (*DeleteObjectRes, error) {
var delPrm client.PrmObjectDelete
delPrm.FromContainer(prm.objAddr.Container())
delPrm.ByID(prm.objAddr.Object())
if prm.sessionToken != nil {
delPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
delPrm.WithBearerToken(*prm.bearerToken)
}
delPrm.WithXHeaders(prm.xHeaders...)
cliRes, err := prm.cli.ObjectDelete(context.Background(), delPrm)
if err != nil {
return nil, fmt.Errorf("remove object via client: %w", err)
}
var id oid.ID
if !cliRes.ReadTombstoneID(&id) {
return nil, errors.New("object removed but tombstone ID is missing")
}
return &DeleteObjectRes{
tomb: id,
}, nil
}
// GetObjectPrm groups parameters of GetObject operation.
type GetObjectPrm struct {
commonObjectPrm
objectAddressPrm
rawPrm
payloadWriterPrm
headerCallback func(*object.Object)
}
// SetHeaderCallback sets callback which is called on the object after the header is received
// but before the payload is written.
func (p *GetObjectPrm) SetHeaderCallback(f func(*object.Object)) {
p.headerCallback = f
}
// GetObjectRes groups the resulting values of GetObject operation.
type GetObjectRes struct {
hdr *object.Object
}
// Header returns the header of the request object.
func (x GetObjectRes) Header() *object.Object {
return x.hdr
}
// GetObject reads an object by address.
//
// Interrupts on any writer error. If successful, payload is written to the writer.
//
// Returns any error which prevented the operation from completing correctly in error return.
// For raw reading, returns *object.SplitInfoError error if object is virtual.
func GetObject(prm GetObjectPrm) (*GetObjectRes, error) {
var getPrm client.PrmObjectGet
getPrm.FromContainer(prm.objAddr.Container())
getPrm.ByID(prm.objAddr.Object())
if prm.sessionToken != nil {
getPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
getPrm.WithBearerToken(*prm.bearerToken)
}
if prm.raw {
getPrm.MarkRaw()
}
if prm.local {
getPrm.MarkLocal()
}
getPrm.WithXHeaders(prm.xHeaders...)
rdr, err := prm.cli.ObjectGetInit(context.Background(), getPrm)
if err != nil {
return nil, fmt.Errorf("init object reading on client: %w", err)
}
var hdr object.Object
if !rdr.ReadHeader(&hdr) {
_, err = rdr.Close()
return nil, fmt.Errorf("read object header: %w", err)
}
if prm.headerCallback != nil {
prm.headerCallback(&hdr)
}
_, err = io.Copy(prm.wrt, rdr)
if err != nil {
return nil, fmt.Errorf("copy payload: %w", err)
}
return &GetObjectRes{
hdr: &hdr,
}, nil
}
// HeadObjectPrm groups parameters of HeadObject operation.
type HeadObjectPrm struct {
commonObjectPrm
objectAddressPrm
rawPrm
mainOnly bool
}
// SetMainOnlyFlag sets flag to get only main fields of an object header in terms of NeoFS API.
func (x *HeadObjectPrm) SetMainOnlyFlag(v bool) {
x.mainOnly = v
}
// HeadObjectRes groups the resulting values of HeadObject operation.
type HeadObjectRes struct {
hdr *object.Object
}
// Header returns the requested object header.
func (x HeadObjectRes) Header() *object.Object {
return x.hdr
}
// HeadObject reads an object header by address.
//
// Returns any error which prevented the operation from completing correctly in error return.
// For raw reading, returns *object.SplitInfoError error if object is virtual.
func HeadObject(prm HeadObjectPrm) (*HeadObjectRes, error) {
var cliPrm client.PrmObjectHead
cliPrm.FromContainer(prm.objAddr.Container())
cliPrm.ByID(prm.objAddr.Object())
if prm.sessionToken != nil {
cliPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
cliPrm.WithBearerToken(*prm.bearerToken)
}
if prm.raw {
cliPrm.MarkRaw()
}
if prm.local {
cliPrm.MarkLocal()
}
cliPrm.WithXHeaders(prm.xHeaders...)
res, err := prm.cli.ObjectHead(context.Background(), cliPrm)
if err != nil {
return nil, fmt.Errorf("read object header via client: %w", err)
}
var hdr object.Object
if !res.ReadHeader(&hdr) {
return nil, fmt.Errorf("missing header in response")
}
return &HeadObjectRes{
hdr: &hdr,
}, nil
}
// SearchObjectsPrm groups parameters of SearchObjects operation.
type SearchObjectsPrm struct {
commonObjectPrm
containerIDPrm
filters object.SearchFilters
}
// SetFilters sets search filters.
func (x *SearchObjectsPrm) SetFilters(filters object.SearchFilters) {
x.filters = filters
}
// SearchObjectsRes groups the resulting values of SearchObjects operation.
type SearchObjectsRes struct {
ids []oid.ID
}
// IDList returns identifiers of the matched objects.
func (x SearchObjectsRes) IDList() []oid.ID {
return x.ids
}
// SearchObjects selects objects from the container which match the filters.
//
// Returns any error which prevented the operation from completing correctly in error return.
func SearchObjects(prm SearchObjectsPrm) (*SearchObjectsRes, error) {
var cliPrm client.PrmObjectSearch
cliPrm.InContainer(prm.cnrID)
cliPrm.SetFilters(prm.filters)
if prm.sessionToken != nil {
cliPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
cliPrm.WithBearerToken(*prm.bearerToken)
}
if prm.local {
cliPrm.MarkLocal()
}
cliPrm.WithXHeaders(prm.xHeaders...)
rdr, err := prm.cli.ObjectSearchInit(context.Background(), cliPrm)
if err != nil {
return nil, fmt.Errorf("init object search: %w", err)
}
buf := make([]oid.ID, 10)
var list []oid.ID
var n int
var ok bool
for {
n, ok = rdr.Read(buf)
for i := 0; i < n; i++ {
list = append(list, buf[i])
}
if !ok {
break
}
}
_, err = rdr.Close()
if err != nil {
return nil, fmt.Errorf("read object list: %w", err)
}
return &SearchObjectsRes{
ids: list,
}, nil
}
// HashPayloadRangesPrm groups parameters of HashPayloadRanges operation.
type HashPayloadRangesPrm struct {
commonObjectPrm
objectAddressPrm
tz bool
rngs []*object.Range
salt []byte
}
// TZ sets flag to request Tillich-Zemor hashes.
func (x *HashPayloadRangesPrm) TZ() {
x.tz = true
}
// SetRanges sets a list of payload ranges to hash.
func (x *HashPayloadRangesPrm) SetRanges(rngs []*object.Range) {
x.rngs = rngs
}
// SetSalt sets data for each range to be XOR'ed with.
func (x *HashPayloadRangesPrm) SetSalt(salt []byte) {
x.salt = salt
}
// HashPayloadRangesRes groups the resulting values of HashPayloadRanges operation.
type HashPayloadRangesRes struct {
cliRes *client.ResObjectHash
}
// HashList returns a list of hashes of the payload ranges keeping order.
func (x HashPayloadRangesRes) HashList() [][]byte {
return x.cliRes.Checksums()
}
// HashPayloadRanges requests hashes (by default SHA256) of the object payload ranges.
//
// Returns any error which prevented the operation from completing correctly in error return.
// Returns an error if number of received hashes differs with the number of requested ranges.
func HashPayloadRanges(prm HashPayloadRangesPrm) (*HashPayloadRangesRes, error) {
var cliPrm client.PrmObjectHash
cliPrm.FromContainer(prm.objAddr.Container())
cliPrm.ByID(prm.objAddr.Object())
if prm.local {
cliPrm.MarkLocal()
}
cliPrm.UseSalt(prm.salt)
rngs := make([]uint64, 2*len(prm.rngs))
for i := range prm.rngs {
rngs[2*i] = prm.rngs[i].GetOffset()
rngs[2*i+1] = prm.rngs[i].GetLength()
}
cliPrm.SetRangeList(rngs...)
if prm.tz {
cliPrm.TillichZemorAlgo()
}
if prm.sessionToken != nil {
cliPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
cliPrm.WithBearerToken(*prm.bearerToken)
}
cliPrm.WithXHeaders(prm.xHeaders...)
res, err := prm.cli.ObjectHash(context.Background(), cliPrm)
if err != nil {
return nil, fmt.Errorf("read payload hashes via client: %w", err)
}
return &HashPayloadRangesRes{
cliRes: res,
}, nil
}
// PayloadRangePrm groups parameters of PayloadRange operation.
type PayloadRangePrm struct {
commonObjectPrm
objectAddressPrm
rawPrm
payloadWriterPrm
rng *object.Range
}
// SetRange sets payload range to read.
func (x *PayloadRangePrm) SetRange(rng *object.Range) {
x.rng = rng
}
// PayloadRangeRes groups the resulting values of PayloadRange operation.
type PayloadRangeRes struct{}
// PayloadRange reads object payload range from NeoFS and writes it to the specified writer.
//
// Interrupts on any writer error.
//
// Returns any error which prevented the operation from completing correctly in error return.
// For raw reading, returns *object.SplitInfoError error if object is virtual.
func PayloadRange(prm PayloadRangePrm) (*PayloadRangeRes, error) {
var cliPrm client.PrmObjectRange
cliPrm.FromContainer(prm.objAddr.Container())
cliPrm.ByID(prm.objAddr.Object())
if prm.sessionToken != nil {
cliPrm.WithinSession(*prm.sessionToken)
}
if prm.bearerToken != nil {
cliPrm.WithBearerToken(*prm.bearerToken)
}
if prm.raw {
cliPrm.MarkRaw()
}
if prm.local {
cliPrm.MarkLocal()
}
cliPrm.SetOffset(prm.rng.GetOffset())
cliPrm.SetLength(prm.rng.GetLength())
cliPrm.WithXHeaders(prm.xHeaders...)
rdr, err := prm.cli.ObjectRangeInit(context.Background(), cliPrm)
if err != nil {
return nil, fmt.Errorf("init payload reading: %w", err)
}
_, err = io.Copy(prm.wrt, rdr)
if err != nil {
return nil, fmt.Errorf("copy payload: %w", err)
}
return new(PayloadRangeRes), nil
}