getsvc

package
v0.39.0 Latest Latest
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 Go to latest Published: May 14, 2024 License: GPL-3.0 Imports: 29 Imported by: 0

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Constants

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Variables

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Functions

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Types

type ChunkWriter 

type ChunkWriter interface {
	WriteChunk(context.Context, []byte) error
}

ChunkWriter is an interface of target component to write payload chunk.

type HeadPrm 

type HeadPrm struct {
	// contains filtered or unexported fields
}

HeadPrm groups parameters of Head service call.

func (*HeadPrm) SetChunkWriter added in v0.37.0 

func (p *HeadPrm) SetChunkWriter(w ChunkWriter)

SetChunkWriter sets target component to write the object payload range.

func (*HeadPrm) SetCommonParameters 

func (p *HeadPrm) SetCommonParameters(common *util.CommonPrm)

SetCommonParameters sets common parameters of the operation.

func (*HeadPrm) SetHeaderWriter 

func (p *HeadPrm) SetHeaderWriter(w HeaderWriter)

SetHeaderWriter sets target component to write the object header.

func (*HeadPrm) SetRequestForwarder 

func (p *HeadPrm) SetRequestForwarder(f RequestForwarder)

func (*HeadPrm) WithAddress 

func (p *HeadPrm) WithAddress(addr oid.Address)

WithAddress sets object address to be read.

func (*HeadPrm) WithCachedSignerKey 

func (p *HeadPrm) WithCachedSignerKey(signerKey *ecdsa.PrivateKey)

WithCachedSignerKey sets optional key for all further requests.

func (*HeadPrm) WithRawFlag 

func (p *HeadPrm) WithRawFlag(raw bool)

WithRawFlag sets flag of raw reading.

type HeaderWriter 

type HeaderWriter interface {
	WriteHeader(context.Context, *objectSDK.Object) error
}

HeaderWriter is an interface of target component to write object header.

type ObjectWriter 

type ObjectWriter interface {
	HeaderWriter
	ChunkWriter
}

ObjectWriter is an interface of target component to write object.

type Option 

type Option func(*Service)

Option is a Service's constructor option.

func WithLogger 

func WithLogger(l *logger.Logger) Option

WithLogger returns option to specify Get service's logger.

type Prm 

type Prm struct {
	// contains filtered or unexported fields
}

Prm groups parameters of Get service call.

func (*Prm) SetChunkWriter added in v0.37.0 

func (p *Prm) SetChunkWriter(w ChunkWriter)

SetChunkWriter sets target component to write the object payload range.

func (*Prm) SetCommonParameters 

func (p *Prm) SetCommonParameters(common *util.CommonPrm)

SetCommonParameters sets common parameters of the operation.

func (*Prm) SetHeaderWriter added in v0.37.0 

func (p *Prm) SetHeaderWriter(w HeaderWriter)

SetHeaderWriter sets target component to write the object header.

func (*Prm) SetObjectWriter 

func (p *Prm) SetObjectWriter(w ObjectWriter)

SetObjectWriter sets target component to write the object.

func (*Prm) SetRequestForwarder 

func (p *Prm) SetRequestForwarder(f RequestForwarder)

func (*Prm) WithAddress 

func (p *Prm) WithAddress(addr oid.Address)

WithAddress sets object address to be read.

func (*Prm) WithCachedSignerKey 

func (p *Prm) WithCachedSignerKey(signerKey *ecdsa.PrivateKey)

WithCachedSignerKey sets optional key for all further requests.

func (*Prm) WithRawFlag 

func (p *Prm) WithRawFlag(raw bool)

WithRawFlag sets flag of raw reading.

type RangeHashPrm 

type RangeHashPrm struct {
	// contains filtered or unexported fields
}

RangeHashPrm groups parameters of GetRange service call.

func (*RangeHashPrm) SetChunkWriter added in v0.37.0 

func (p *RangeHashPrm) SetChunkWriter(w ChunkWriter)

SetChunkWriter sets target component to write the object payload range.

func (*RangeHashPrm) SetCommonParameters 

func (p *RangeHashPrm) SetCommonParameters(common *util.CommonPrm)

SetCommonParameters sets common parameters of the operation.

func (*RangeHashPrm) SetHashGenerator 

func (p *RangeHashPrm) SetHashGenerator(v func() hash.Hash)

SetHashGenerator sets constructor of hashing algorithm.

func (*RangeHashPrm) SetHeaderWriter added in v0.37.0 

func (p *RangeHashPrm) SetHeaderWriter(w HeaderWriter)

SetHeaderWriter sets target component to write the object header.

func (*RangeHashPrm) SetRangeList 

func (p *RangeHashPrm) SetRangeList(rngs []objectSDK.Range)

SetRangeList sets a list of object payload ranges.

func (*RangeHashPrm) SetRequestForwarder 

func (p *RangeHashPrm) SetRequestForwarder(f RequestForwarder)

func (*RangeHashPrm) SetSalt 

func (p *RangeHashPrm) SetSalt(salt []byte)

SetSalt sets binary salt to XOR object's payload ranges before hash calculation.

func (*RangeHashPrm) WithAddress 

func (p *RangeHashPrm) WithAddress(addr oid.Address)

WithAddress sets object address to be read.

func (*RangeHashPrm) WithCachedSignerKey 

func (p *RangeHashPrm) WithCachedSignerKey(signerKey *ecdsa.PrivateKey)

WithCachedSignerKey sets optional key for all further requests.

func (*RangeHashPrm) WithRawFlag 

func (p *RangeHashPrm) WithRawFlag(raw bool)

WithRawFlag sets flag of raw reading.

type RangeHashRes 

type RangeHashRes struct {
	// contains filtered or unexported fields
}

func (*RangeHashRes) Hashes 

func (r *RangeHashRes) Hashes() [][]byte

type RangePrm 

type RangePrm struct {
	// contains filtered or unexported fields
}

RangePrm groups parameters of GetRange service call.

func (*RangePrm) SetChunkWriter 

func (p *RangePrm) SetChunkWriter(w ChunkWriter)

SetChunkWriter sets target component to write the object payload range.

func (*RangePrm) SetCommonParameters 

func (p *RangePrm) SetCommonParameters(common *util.CommonPrm)

SetCommonParameters sets common parameters of the operation.

func (*RangePrm) SetHeaderWriter added in v0.37.0 

func (p *RangePrm) SetHeaderWriter(w HeaderWriter)

SetHeaderWriter sets target component to write the object header.

func (*RangePrm) SetRange 

func (p *RangePrm) SetRange(rng *objectSDK.Range)

SetRange sets range of the requested payload data.

func (*RangePrm) SetRequestForwarder 

func (p *RangePrm) SetRequestForwarder(f RequestForwarder)

func (RangePrm) Validate 

func (p RangePrm) Validate() error

Validate pre-validates `OBJECTRANGE` request's parameters content without access to the requested object's payload.

func (*RangePrm) WithAddress 

func (p *RangePrm) WithAddress(addr oid.Address)

WithAddress sets object address to be read.

func (*RangePrm) WithCachedSignerKey 

func (p *RangePrm) WithCachedSignerKey(signerKey *ecdsa.PrivateKey)

WithCachedSignerKey sets optional key for all further requests.

func (*RangePrm) WithRawFlag 

func (p *RangePrm) WithRawFlag(raw bool)

WithRawFlag sets flag of raw reading.

type RemoteRequestParams added in v0.37.0 

type RemoteRequestParams struct {
	Epoch        uint64
	TTL          uint32
	PrivateKey   *ecdsa.PrivateKey
	SessionToken *session.Object
	BearerToken  *bearer.Token
	XHeaders     []string
	IsRaw        bool
}

type RequestForwarder 

type RequestForwarder func(context.Context, coreclient.NodeInfo, coreclient.MultiAddressClient) (*objectSDK.Object, error)

type RequestParameters added in v0.37.0 

type RequestParameters struct {
	// contains filtered or unexported fields
}

func (*RequestParameters) SetChunkWriter added in v0.37.0 

func (p *RequestParameters) SetChunkWriter(w ChunkWriter)

SetChunkWriter sets target component to write the object payload range.

func (*RequestParameters) SetCommonParameters added in v0.37.0 

func (p *RequestParameters) SetCommonParameters(common *util.CommonPrm)

SetCommonParameters sets common parameters of the operation.

func (*RequestParameters) SetHeaderWriter added in v0.37.0 

func (p *RequestParameters) SetHeaderWriter(w HeaderWriter)

SetHeaderWriter sets target component to write the object header.

func (*RequestParameters) SetRequestForwarder added in v0.37.0 

func (p *RequestParameters) SetRequestForwarder(f RequestForwarder)

func (*RequestParameters) WithAddress added in v0.37.0 

func (p *RequestParameters) WithAddress(addr oid.Address)

WithAddress sets object address to be read.

func (*RequestParameters) WithCachedSignerKey added in v0.37.0 

func (p *RequestParameters) WithCachedSignerKey(signerKey *ecdsa.PrivateKey)

WithCachedSignerKey sets optional key for all further requests.

func (*RequestParameters) WithRawFlag added in v0.37.0 

func (p *RequestParameters) WithRawFlag(raw bool)

WithRawFlag sets flag of raw reading.

type Service 

type Service struct {
	// contains filtered or unexported fields
}

Service utility serving requests of Object.Get service.

func New 

func New(
	ks keyStorage,
	es epochSource,
	e localStorageEngine,
	tg traverserGenerator,
	cc clientConstructor,
	cs container.Source,
	opts ...Option,
) *Service

New creates, initializes and returns utility serving Object.Get service requests.

func (*Service) Get 

func (s *Service) Get(ctx context.Context, prm Prm) error

Get serves a request to get an object by address, and returns Streamer instance.

func (*Service) GetRange 

func (s *Service) GetRange(ctx context.Context, prm RangePrm) error

GetRange serves a request to get an object by address, and returns Streamer instance.

func (*Service) GetRangeHash 

func (s *Service) GetRangeHash(ctx context.Context, prm RangeHashPrm) (*RangeHashRes, error)

func (*Service) Head 

func (s *Service) Head(ctx context.Context, prm HeadPrm) error

Head reads object header from container.

Returns ErrNotFound if the header was not received for the call. Returns SplitInfoError if object is virtual and raw flag is set.

type SimpleObjectWriter 

type SimpleObjectWriter struct {
	// contains filtered or unexported fields
}

func NewSimpleObjectWriter 

func NewSimpleObjectWriter() *SimpleObjectWriter

func (*SimpleObjectWriter) Object 

func (s *SimpleObjectWriter) Object() *objectSDK.Object

func (*SimpleObjectWriter) WriteChunk 

func (s *SimpleObjectWriter) WriteChunk(_ context.Context, p []byte) error

func (*SimpleObjectWriter) WriteHeader 

func (s *SimpleObjectWriter) WriteHeader(_ context.Context, obj *objectSDK.Object) error

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