package client import ( "context" v2container "github.com/nspcc-dev/neofs-api-go/v2/container" "github.com/nspcc-dev/neofs-api-go/v2/refs" rpcapi "github.com/nspcc-dev/neofs-api-go/v2/rpc" "github.com/nspcc-dev/neofs-api-go/v2/rpc/client" v2session "github.com/nspcc-dev/neofs-api-go/v2/session" v2signature "github.com/nspcc-dev/neofs-api-go/v2/signature" "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/owner" "github.com/nspcc-dev/neofs-sdk-go/session" "github.com/nspcc-dev/neofs-sdk-go/signature" sigutil "github.com/nspcc-dev/neofs-sdk-go/util/signature" ) // ContainerPutPrm groups parameters of PutContainer operation. type ContainerPutPrm struct { prmSession cnrSet bool cnr container.Container } // SetContainer sets structured information about new NeoFS container. // Required parameter. func (x *ContainerPutPrm) SetContainer(cnr container.Container) { x.cnr = cnr x.cnrSet = true } // ContainerPutRes groups resulting values of PutContainer operation. type ContainerPutRes struct { statusRes id *cid.ID } // ID returns identifier of the container declared to be stored in the system. // Used as a link to information about the container (in particular, you can // asynchronously check if the save was successful). // // Client doesn't retain value so modification is safe. func (x ContainerPutRes) ID() *cid.ID { return x.id } func (x *ContainerPutRes) setID(id *cid.ID) { x.id = id } // PutContainer sends request to save container in NeoFS. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // 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 identifier (see ContainerPutRes.ID). // // Immediately panics if parameters are set incorrectly (see ContainerPutPrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) PutContainer(ctx context.Context, prm ContainerPutPrm) (*ContainerPutRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.cnrSet: panic(panicMsgMissingContainer) } // TODO: check private key is set before forming the request // form request body reqBody := new(v2container.PutRequestBody) reqBody.SetContainer(prm.cnr.ToV2()) // sign container signWrapper := v2signature.StableMarshalerWrapper{SM: reqBody.GetContainer()} err := sigutil.SignDataWithHandler(c.opts.key, signWrapper, func(key []byte, sig []byte) { containerSignature := new(refs.Signature) containerSignature.SetKey(key) containerSignature.SetSign(sig) reqBody.SetSignature(containerSignature) }, sigutil.SignWithRFC6979()) if err != nil { return nil, err } // form meta header var meta v2session.RequestMetaHeader prm.prmSession.writeToMetaHeader(&meta) // form request var req v2container.PutRequest req.SetBody(reqBody) req.SetMetaHeader(&meta) // init call context var ( cc contextCall res ContainerPutRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.PutContainer(c.Raw(), &req, client.WithContext(ctx)) } cc.result = func(r responseV2) { resp := r.(*v2container.PutResponse) res.setID(cid.NewFromV2(resp.GetBody().GetContainerID())) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // ContainerGetPrm groups parameters of GetContainer operation. type ContainerGetPrm struct { idSet bool id cid.ID } // SetContainer sets identifier of the container to be read. // Required parameter. func (x *ContainerGetPrm) SetContainer(id cid.ID) { x.id = id x.idSet = true } // ContainerGetRes groups resulting values of GetContainer operation. type ContainerGetRes struct { statusRes cnr *container.Container } // Container returns structured information about the requested container. // // Client doesn't retain value so modification is safe. func (x ContainerGetRes) Container() *container.Container { return x.cnr } func (x *ContainerGetRes) setContainer(cnr *container.Container) { x.cnr = cnr } // GetContainer reads NeoFS container by ID. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // Immediately panics if parameters are set incorrectly (see ContainerGetPrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) GetContainer(ctx context.Context, prm ContainerGetPrm) (*ContainerGetRes, error) { switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.idSet: panic(panicMsgMissingContainer) } // form request body reqBody := new(v2container.GetRequestBody) reqBody.SetContainerID(prm.id.ToV2()) // form request var req v2container.GetRequest req.SetBody(reqBody) // init call context var ( cc contextCall res ContainerGetRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.GetContainer(c.Raw(), &req, client.WithContext(ctx)) } cc.result = func(r responseV2) { resp := r.(*v2container.GetResponse) body := resp.GetBody() cnr := container.NewContainerFromV2(body.GetContainer()) cnr.SetSessionToken( session.NewTokenFromV2(body.GetSessionToken()), ) cnr.SetSignature( signature.NewFromV2(body.GetSignature()), ) res.setContainer(cnr) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // ContainerListPrm groups parameters of ListContainers operation. type ContainerListPrm struct { ownerSet bool ownerID owner.ID } // SetAccount sets identifier of the NeoFS account to list the containers. // Required parameter. Must be a valid ID according to NeoFS API protocol. func (x *ContainerListPrm) SetAccount(id owner.ID) { x.ownerID = id x.ownerSet = true } // ContainerListRes groups resulting values of ListContainers operation. type ContainerListRes struct { statusRes ids []*cid.ID } // Containers returns list of identifiers of the account-owned containers. // // Client doesn't retain value so modification is safe. func (x ContainerListRes) Containers() []*cid.ID { return x.ids } func (x *ContainerListRes) setContainers(ids []*cid.ID) { x.ids = ids } // ListContainers requests identifiers of the account-owned containers. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // Immediately panics if parameters are set incorrectly (see ContainerListPrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) ListContainers(ctx context.Context, prm ContainerListPrm) (*ContainerListRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.ownerSet: panic("account not set") case !prm.ownerID.Valid(): panic("invalid account") } // form request body reqBody := new(v2container.ListRequestBody) reqBody.SetOwnerID(prm.ownerID.ToV2()) // form request var req v2container.ListRequest req.SetBody(reqBody) // init call context var ( cc contextCall res ContainerListRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.ListContainers(c.Raw(), &req, client.WithContext(ctx)) } cc.result = func(r responseV2) { resp := r.(*v2container.ListResponse) ids := make([]*cid.ID, 0, len(resp.GetBody().GetContainerIDs())) for _, cidV2 := range resp.GetBody().GetContainerIDs() { ids = append(ids, cid.NewFromV2(cidV2)) } res.setContainers(ids) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // ContainerDeletePrm groups parameters of DeleteContainer operation. type ContainerDeletePrm struct { prmSession idSet bool id cid.ID } // SetContainer sets identifier of the NeoFS container to be removed. // Required parameter. func (x *ContainerDeletePrm) SetContainer(id cid.ID) { x.id = id x.idSet = true } // ContainerDeleteRes groups resulting values of DeleteContainer operation. type ContainerDeleteRes struct { statusRes } // implements github.com/nspcc-dev/neofs-sdk-go/util/signature.DataSource. type delContainerSignWrapper struct { body *v2container.DeleteRequestBody } func (c delContainerSignWrapper) ReadSignedData([]byte) ([]byte, error) { return c.body.GetContainerID().GetValue(), nil } func (c delContainerSignWrapper) SignedDataSize() int { return len(c.body.GetContainerID().GetValue()) } // DeleteContainer sends request to remove the NeoFS container. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // 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 identifier (see GetContainer). // // Immediately panics if parameters are set incorrectly (see ContainerDeletePrm docs). // Context is required and must not be nil. It is used for network communication. // // Exactly one return value is non-nil. Server status return is returned in ContainerDeleteRes. // Reflects all internal errors in second return value (transport problems, response processing, etc.). // // Return statuses: // - global (see Client docs). func (c *Client) DeleteContainer(ctx context.Context, prm ContainerDeletePrm) (*ContainerDeleteRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.idSet: panic(panicMsgMissingContainer) } // form request body reqBody := new(v2container.DeleteRequestBody) reqBody.SetContainerID(prm.id.ToV2()) // sign container err := sigutil.SignDataWithHandler(c.opts.key, delContainerSignWrapper{ body: reqBody, }, func(key []byte, sig []byte) { containerSignature := new(refs.Signature) containerSignature.SetKey(key) containerSignature.SetSign(sig) reqBody.SetSignature(containerSignature) }, sigutil.SignWithRFC6979()) if err != nil { return nil, err } // form meta header var meta v2session.RequestMetaHeader prm.prmSession.writeToMetaHeader(&meta) // form request var req v2container.DeleteRequest req.SetBody(reqBody) req.SetMetaHeader(&meta) // init call context var ( cc contextCall res ContainerDeleteRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.DeleteContainer(c.Raw(), &req, client.WithContext(ctx)) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // EACLPrm groups parameters of EACL operation. type EACLPrm struct { idSet bool id cid.ID } // SetContainer sets identifier of the NeoFS container to read the eACL table. // Required parameter. func (x *EACLPrm) SetContainer(id cid.ID) { x.id = id x.idSet = true } // EACLRes groups resulting values of EACL operation. type EACLRes struct { statusRes table *eacl.Table } // Table returns eACL table of the requested container. // // Client doesn't retain value so modification is safe. func (x EACLRes) Table() *eacl.Table { return x.table } func (x *EACLRes) setTable(table *eacl.Table) { x.table = table } // EACL reads eACL table of the NeoFS container. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // Immediately panics if parameters are set incorrectly (see EACLPrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) EACL(ctx context.Context, prm EACLPrm) (*EACLRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.idSet: panic(panicMsgMissingContainer) } // form request body reqBody := new(v2container.GetExtendedACLRequestBody) reqBody.SetContainerID(prm.id.ToV2()) // form request var req v2container.GetExtendedACLRequest req.SetBody(reqBody) // init call context var ( cc contextCall res EACLRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.GetEACL(c.Raw(), &req, client.WithContext(ctx)) } cc.result = func(r responseV2) { resp := r.(*v2container.GetExtendedACLResponse) body := resp.GetBody() table := eacl.NewTableFromV2(body.GetEACL()) table.SetSessionToken( session.NewTokenFromV2(body.GetSessionToken()), ) table.SetSignature( signature.NewFromV2(body.GetSignature()), ) res.setTable(table) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // SetEACLPrm groups parameters of SetEACL operation. type SetEACLPrm struct { prmSession tableSet bool table eacl.Table } // SetTable sets eACL table structure to be set for the container. // Required parameter. func (x *SetEACLPrm) SetTable(table eacl.Table) { x.table = table x.tableSet = true } // SetEACLRes groups resulting values of SetEACL operation. type SetEACLRes struct { statusRes } // SetEACL sends request to update eACL table of the NeoFS container. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // 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 identifier (see EACL). // // Immediately panics if parameters are set incorrectly (see SetEACLPrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) SetEACL(ctx context.Context, prm SetEACLPrm) (*SetEACLRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case !prm.tableSet: panic("eACL table not set") } // form request body reqBody := new(v2container.SetExtendedACLRequestBody) reqBody.SetEACL(prm.table.ToV2()) // sign the eACL table signWrapper := v2signature.StableMarshalerWrapper{SM: reqBody.GetEACL()} err := sigutil.SignDataWithHandler(c.opts.key, signWrapper, func(key []byte, sig []byte) { eaclSignature := new(refs.Signature) eaclSignature.SetKey(key) eaclSignature.SetSign(sig) reqBody.SetSignature(eaclSignature) }, sigutil.SignWithRFC6979()) if err != nil { return nil, err } // form meta header var meta v2session.RequestMetaHeader prm.prmSession.writeToMetaHeader(&meta) // form request var req v2container.SetExtendedACLRequest req.SetBody(reqBody) req.SetMetaHeader(&meta) // init call context var ( cc contextCall res SetEACLRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.SetEACL(c.Raw(), &req, client.WithContext(ctx)) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil } // AnnounceSpacePrm groups parameters of AnnounceContainerUsedSpace operation. type AnnounceSpacePrm struct { announcements []container.UsedSpaceAnnouncement } // SetValues sets values describing volume of space that is used for the container objects. // Required parameter. Must not be empty. // // Must not be mutated before the end of the operation. func (x *AnnounceSpacePrm) SetValues(announcements []container.UsedSpaceAnnouncement) { x.announcements = announcements } // AnnounceSpaceRes groups resulting values of AnnounceContainerUsedSpace operation. type AnnounceSpaceRes struct { statusRes } // AnnounceContainerUsedSpace sends request to announce volume of the space used for the container objects. // // Exactly one return value is non-nil. By default, server status is returned in res structure. // Any client's internal or transport errors are returned as `error`. // If WithNeoFSErrorParsing option has been provided, unsuccessful // NeoFS status codes are returned as `error`, otherwise, are included // in the returned result structure. // // Operation is asynchronous and no guaranteed even in the absence of errors. // The required time is also not predictable. // // At this moment success can not be checked. // // Immediately panics if parameters are set incorrectly (see AnnounceSpacePrm docs). // Context is required and must not be nil. It is used for network communication. // // Return statuses: // - global (see Client docs). func (c *Client) AnnounceContainerUsedSpace(ctx context.Context, prm AnnounceSpacePrm) (*AnnounceSpaceRes, error) { // check parameters switch { case ctx == nil: panic(panicMsgMissingContext) case len(prm.announcements) == 0: panic("missing announcements") } // convert list of SDK announcement structures into NeoFS-API v2 list v2announce := make([]*v2container.UsedSpaceAnnouncement, 0, len(prm.announcements)) for i := range prm.announcements { v2announce = append(v2announce, prm.announcements[i].ToV2()) } // prepare body of the NeoFS-API v2 request and request itself reqBody := new(v2container.AnnounceUsedSpaceRequestBody) reqBody.SetAnnouncements(v2announce) // form request var req v2container.AnnounceUsedSpaceRequest req.SetBody(reqBody) // init call context var ( cc contextCall res AnnounceSpaceRes ) c.initCallContext(&cc) cc.req = &req cc.statusRes = &res cc.call = func() (responseV2, error) { return rpcapi.AnnounceUsedSpace(c.Raw(), &req, client.WithContext(ctx)) } // process call if !cc.processCall() { return nil, cc.err } return &res, nil }