sdk

package
v1.13.14 Latest Latest
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 Go to latest Published: Apr 23, 2024 License: MIT Imports: 68 Imported by: 10

Documentation

Index

Constants

View Source 
const (
	KB = 1024
	MB = 1024 * KB
	GB = 1024 * MB
)
View Source 
const (
	CanUploadMask = uint16(1)  // 0000 0001
	CanDeleteMask = uint16(2)  // 0000 0010
	CanUpdateMask = uint16(4)  // 0000 0100
	CanMoveMask   = uint16(8)  // 0000 1000
	CanCopyMask   = uint16(16) // 0001 0000
	CanRenameMask = uint16(32) // 0010 0000
)
View Source 
const (
	LockExists     = "lock_exists"
	RateLimitError = "rate_limit_error"
)
View Source 
const (
	// EncryptedDataPaddingSize additional bytes to save encrypted data
	EncryptedDataPaddingSize = 16
	// EncryptionHeaderSize encryption header size in chunk: PRE.MessageChecksum(128)+PRE.OverallChecksum(128)
	EncryptionHeaderSize = 128 + 128
	// ReEncryptionHeaderSize re-encryption header size in chunk
	ReEncryptionHeaderSize = 256
)
View Source 
const (
	DOWNLOAD_CONTENT_FULL  = "full"
	DOWNLOAD_CONTENT_THUMB = "thumbnail"
	EXTRA_COUNT            = 2
)
View Source 
const (
	// EncryptionOverHead File size increases by 16 bytes after encryption. Two checksums i.e. MessageChecksum and OverallChecksum has
	// 128 bytes size each.
	// So total overhead for each encrypted data is 16 + 128*2 = 272
	EncryptionOverHead = 272
	ChecksumSize       = 256
	HeaderSize         = 128
	BlockSize          = 64 * KB
)
View Source 
const (
	NotEnoughTokens              = "not_enough_tokens"
	InvalidAuthTicket            = "invalid_authticket"
	InvalidShare                 = "invalid_share"
	InvalidRead                  = "invalid_read"
	ExceededMaxOffsetValue       = "exceeded_max_offset_value"
	NegativeOffsetResultantValue = "negative_offset_resultant_value"
	InvalidWhenceValue           = "invalid_whence_value"
)

error codes

View Source 
const (
	OpUpload   int = 0
	OpDownload int = 1
	OpRepair   int = 2
	OpUpdate   int = 3
)
View Source 
const (
	Upload      = "Upload"
	Download    = "Download"
	Update      = "Update"
	Delete      = "Delete"
	Conflict    = "Conflict"
	LocalDelete = "LocalDelete"
)

For sync app

View Source 
const (
	// BlocksFor10MB is number of blocks required for to make 10MB data.
	// It is simply calculated as 10MB / 64KB = 160
	// If blobber cannot respond with 10MB data then client can use numBlocks field
	// in StreamDownload struct
	BlocksFor10MB = 160
)
View Source 
const CHUNK_SIZE = 64 * 1024
View Source 
const DefaultBlocksPerMarker int = 100
View Source 
const DefaultChunkSize = 64 * 1024

DefaultChunkSize default chunk size for file and thumbnail

View Source 
const (
	DefaultCreateConnectionTimeOut = 10 * time.Second
)
View Source 
const (
	DefaultUploadTimeOut = 120 * time.Second
)
View Source 
const (
	DirectoryExists = "directory_exists"
)
View Source 
const INVALID_PATH = "invalid_path"
View Source 
const MAX_BLOCKS = 80 // 5MB(CHUNK_SIZE*80)
View Source 
const MINERSC_SCADDRESS = "6dba10422e368813802877a85039d3985d96760ed844092319743fb3a76712d9"
View Source 
const NETWORK_ENDPOINT = "/network"
View Source 
const STORAGE_SCADDRESS = "6dba10422e368813802877a85039d3985d96760ed844092319743fb3a76712d7"
View Source 
const WMLockWaitTime = 2 * time.Second
View Source 
const ZCNSC_SCADDRESS = "6dba10422e368813802877a85039d3985d96760ed844092319743fb3a76712e0"

Variables

View Source 
var (
	IsWasm           = false
	MultiOpBatchSize = 50
	Workdir          string
)
View Source 
var (
	CmdFFmpeg = "ffmpeg"
	// DefaultHashFunc default hash method for stream merkle tree
	DefaultHashFunc = func(left, right string) string {
		return coreEncryption.Hash(left + right)
	}

	ErrInvalidChunkSize              = errors.New("chunk: chunk size is too small. it must greater than 272 if file is uploaded with encryption")
	ErrNoEnoughSpaceLeftInAllocation = errors.New("alloc: no enough space left in allocation")
	CancelOpCtx                      = make(map[string]context.CancelCauseFunc)
)
View Source 
var BatchSize = 6
View Source 
var (
	// ErrClispIsNotReady clips file is not ready
	ErrClispIsNotReady = errors.New("live: clips is not ready")
)
View Source 
var ErrFileNameTooLong = errors.New("invalid_parameter", "filename is longer than 100 characters")
View Source 
var ErrInvalidPrivateShare = errors.New("invalid_private_share", "private sharing is only available for encrypted file")
View Source 
var ErrInvalidRead = errors.New(InvalidRead, "want_size is <= 0")

errors

View Source 
var ErrRetryOperation = errors.New("retry_operation")
View Source 
var GetFileInfo = func(localpath string) (os.FileInfo, error) {
	return sys.Files.Stat(localpath)
}

Functions

func AddBlockDownloadReq 

func AddBlockDownloadReq(ctx context.Context, req *BlockDownloadRequest, rb zboxutil.DownloadBuffer, effectiveBlockSize int)

func AddCommitRequest 

func AddCommitRequest(req *CommitRequest)

func AddFreeStorageAssigner 

func AddFreeStorageAssigner(name, publicKey string, individualLimit, totalLimit float64) (string, int64, error)

func CancelAllocation 

func CancelAllocation(allocID string) (hash string, nonce int64, err error)

func CollectRewards added in v1.7.1 

func CollectRewards(providerId string, providerType ProviderType) (string, int64, error)

func CommitToFabric 

func CommitToFabric(metaTxnData, fabricConfigJSON string) (string, error)

func CreateAllocationForOwner 

func CreateAllocationForOwner(
	owner, ownerpublickey string,
	datashards, parityshards int, size int64,
	readPrice, writePrice PriceRange,
	lock uint64, preferredBlobberIds []string, thirdPartyExtendable bool, fileOptionsParams *FileOptionsParameters,
) (hash string, nonce int64, txn *transaction.Transaction, err error)

func CreateAllocationWith added in v1.8.7 

func CreateAllocationWith(options CreateAllocationOptions) (
	string, int64, *transaction.Transaction, error)

func CreateFreeAllocation 

func CreateFreeAllocation(marker string, value uint64) (string, int64, error)

func CreateReadPool 

func CreateReadPool() (hash string, nonce int64, err error)

func FinalizeAllocation 

func FinalizeAllocation(allocID string) (hash string, nonce int64, err error)

func GenerateParentPaths added in v1.8.17 

func GenerateParentPaths(path string) map[string]bool

func GetAllocationBlobbers added in v1.8.6 

func GetAllocationBlobbers(
	datashards, parityshards int,
	size int64,
	readPrice, writePrice PriceRange,
	force ...bool,
) ([]string, error)

func GetAllocationMinLock 

func GetAllocationMinLock(
	datashards, parityshards int,
	size int64,
	writePrice PriceRange,
) (int64, error)

expire in milliseconds

func GetAllocationUpdates added in v1.4.0 

func GetAllocationUpdates(allocation *Allocation) error

func GetBlobberIds added in v1.8.6 

func GetBlobberIds(blobberUrls []string) ([]string, error)

func GetClientEncryptedPublicKey 

func GetClientEncryptedPublicKey() (string, error)

func GetDStorageFileReader added in v1.8.16 

func GetDStorageFileReader(alloc *Allocation, ref *ORef, sdo *StreamDownloadOption) (io.ReadSeekCloser, error)

GetDStorageFileReader will initialize erasure decoder, decrypter if file is encrypted and other necessary fields and returns a reader that comply with io.ReadSeekCloser interface.

func GetFileRefFromBlobber added in v1.8.17 

func GetFileRefFromBlobber(allocationID, blobberId, remotePath string) (fRef *fileref.FileRef, err error)

func GetFreeAllocationBlobbers added in v1.12.1 

func GetFreeAllocationBlobbers(request map[string]interface{}) ([]string, error)

func GetLogger 

func GetLogger() *logger.Logger

func GetMptData added in v1.2.82 

func GetMptData(key string) ([]byte, error)

func GetTranscodeFile added in v1.11.0 

func GetTranscodeFile(remotePath string) (string, string)

func GetUpdateAllocationMinLock added in v1.8.17 

func GetUpdateAllocationMinLock(
	allocationID string,
	size int64,
	extend bool,
	addBlobberId,
	removeBlobberId string) (int64, error)

func GetVersion 

func GetVersion() string

GetVersion - returns version string

func InitBlockDownloader 

func InitBlockDownloader(blobbers []*blockchain.StorageNode, workerCount int)

func InitCommitWorker 

func InitCommitWorker(blobbers []*blockchain.StorageNode)

func InitNetworkDetails added in v1.11.0 

func InitNetworkDetails() error

func InitStorageSDK 

func InitStorageSDK(walletJSON string,
	blockWorker, chainID, signatureScheme string,
	preferredBlobbers []string,
	nonce int64,
	fee ...uint64) error

func IsErrCode added in v1.8.17 

func IsErrCode(err error, code string) bool

func KillProvider added in v1.8.16 

func KillProvider(providerId string, providerType ProviderType) (string, int64, error)

func NewSignalContext added in v1.3.0 

func NewSignalContext(ctx context.Context) context.Context

NewSignalContext create SignalContext instance

func ReadPoolLock 

func ReadPoolLock(tokens, fee uint64) (hash string, nonce int64, err error)

ReadPoolLock locks given number of tokes for given duration in read pool.

func ReadPoolUnlock 

func ReadPoolUnlock(fee uint64) (hash string, nonce int64, err error)

ReadPoolUnlock unlocks tokens in expired read pool

func ResetBlobberStats added in v1.13.0 

func ResetBlobberStats(rbs *ResetBlobberStatsDto) (string, int64, error)

func SetLogFile 

func SetLogFile(logFile string, verbose bool)

SetLogFile logFile - Log file verbose - true - console output; false - no console output

func SetLogLevel 

func SetLogLevel(lvl int)

SetLogLevel set the log level. lvl - 0 disabled; higher number (upto 4) more verbosity

func SetMaxTxnQuery 

func SetMaxTxnQuery(num int)

func SetMinConfirmation 

func SetMinConfirmation(num int)

func SetMinSubmit 

func SetMinSubmit(num int)

func SetMultiOpBatchSize added in v1.11.4 

func SetMultiOpBatchSize(size int)

func SetNetwork 

func SetNetwork(miners []string, sharders []string)

func SetNumBlockDownloads 

func SetNumBlockDownloads(num int)

func SetQuerySleepTime 

func SetQuerySleepTime(time int)

func SetWasm added in v1.8.17 

func SetWasm()

func ShutdownProvider added in v1.8.16 

func ShutdownProvider(providerType ProviderType, providerID string) (string, int64, error)

func StakePoolLock 

func StakePoolLock(providerType ProviderType, providerID string, value, fee uint64) (hash string, nonce int64, err error)

StakePoolLock locks tokens lack in stake pool

func StakePoolUnlock 

func StakePoolUnlock(providerType ProviderType, providerID string, fee uint64) (unstake int64, nonce int64, err error)

StakePoolUnlock unlocks a stake pool tokens. If tokens can't be unlocked due to opened offers, then it returns time where the tokens can be unlocked, marking the pool as 'want to unlock' to avoid its usage in offers in the future. The time is maximal time that can be lesser in some cases. To unlock tokens can't be unlocked now, wait the time and unlock them (call this function again).

func StartWriteWorker added in v1.8.17 

func StartWriteWorker(ctx context.Context, source io.Reader, dataChan chan *DataChan, chunkDataSizePerRead int64)

func StorageSmartContractTxn added in v1.12.1 

func StorageSmartContractTxn(sn transaction.SmartContractTxnData) (
	hash, out string, nonce int64, txn *transaction.Transaction, err error)

func TransferAllocation added in v1.8.14 

func TransferAllocation(allocationId, newOwner, newOwnerPublicKey string) (string, int64, error)

func UpdateAllocation 

func UpdateAllocation(
	size int64,
	extend bool,
	allocationID string,
	lock uint64,
	addBlobberId, removeBlobberId string,
	setThirdPartyExtendable bool, fileOptionsParams *FileOptionsParameters,
) (hash string, nonce int64, err error)

func UpdateBlobberSettings 

func UpdateBlobberSettings(blob *UpdateBlobber) (resp string, nonce int64, err error)

func UpdateNetworkDetails 

func UpdateNetworkDetails() error

func UpdateNetworkDetailsWorker 

func UpdateNetworkDetailsWorker(ctx context.Context)

func UpdateRequired 

func UpdateRequired(networkDetails *Network) bool

func UpdateValidatorSettings added in v1.8.5 

func UpdateValidatorSettings(v *UpdateValidator) (resp string, nonce int64, err error)

func ValidateRemoteFileName added in v1.8.10 

func ValidateRemoteFileName(remotePath string) error

func WritePoolLock 

func WritePoolLock(allocID string, tokens, fee uint64) (hash string, nonce int64, err error)

WritePoolLock locks given number of tokes for given duration in read pool.

func WritePoolUnlock 

func WritePoolUnlock(allocID string, fee uint64) (hash string, nonce int64, err error)

WritePoolUnlock unlocks tokens in expired read pool

Types

type AllocStatus added in v1.8.17 

type AllocStatus byte
const (
	Commit AllocStatus = iota
	Repair
	Broken
	Rollback
)

type Allocation 

type Allocation struct {
	ID             string                    `json:"id"`
	Tx             string                    `json:"tx"`
	DataShards     int                       `json:"data_shards"`
	ParityShards   int                       `json:"parity_shards"`
	Size           int64                     `json:"size"`
	Expiration     int64                     `json:"expiration_date"`
	Owner          string                    `json:"owner_id"`
	OwnerPublicKey string                    `json:"owner_public_key"`
	Payer          string                    `json:"payer_id"`
	Blobbers       []*blockchain.StorageNode `json:"blobbers"`
	Stats          *AllocationStats          `json:"stats"`
	TimeUnit       time.Duration             `json:"time_unit"`
	WritePool      common.Balance            `json:"write_pool"`
	// BlobberDetails contains real terms used for the allocation.
	// If the allocation has updated, then terms calculated using
	// weighted average values.
	BlobberDetails []*BlobberAllocation `json:"blobber_details"`

	// ReadPriceRange is requested reading prices range.
	ReadPriceRange PriceRange `json:"read_price_range"`
	// WritePriceRange is requested writing prices range.
	WritePriceRange         PriceRange       `json:"write_price_range"`
	MinLockDemand           float64          `json:"min_lock_demand"`
	ChallengeCompletionTime time.Duration    `json:"challenge_completion_time"`
	StartTime               common.Timestamp `json:"start_time"`
	Finalized               bool             `json:"finalized,omitempty"`
	Canceled                bool             `json:"canceled,omitempty"`
	MovedToChallenge        common.Balance   `json:"moved_to_challenge,omitempty"`
	MovedBack               common.Balance   `json:"moved_back,omitempty"`
	MovedToValidators       common.Balance   `json:"moved_to_validators,omitempty"`
	FileOptions             uint16           `json:"file_options"`
	ThirdPartyExtendable    bool             `json:"third_party_extendable"`
	// contains filtered or unexported fields
}

func GetAllocation 

func GetAllocation(allocationID string) (*Allocation, error)

func GetAllocationFromAuthTicket 

func GetAllocationFromAuthTicket(authTicket string) (*Allocation, error)

func GetAllocations 

func GetAllocations() ([]*Allocation, error)

func GetAllocationsForClient 

func GetAllocationsForClient(clientID string) ([]*Allocation, error)

get paginated results

func (*Allocation) CanCopy added in v1.8.13 

func (a *Allocation) CanCopy() bool

func (*Allocation) CanDelete added in v1.8.13 

func (a *Allocation) CanDelete() bool

func (*Allocation) CanMove added in v1.8.13 

func (a *Allocation) CanMove() bool

func (*Allocation) CanRename added in v1.8.13 

func (a *Allocation) CanRename() bool

func (*Allocation) CanUpdate added in v1.8.13 

func (a *Allocation) CanUpdate() bool

func (*Allocation) CanUpload added in v1.8.13 

func (a *Allocation) CanUpload() bool

func (*Allocation) CancelDownload 

func (a *Allocation) CancelDownload(remotepath string) error

func (*Allocation) CancelRepair 

func (a *Allocation) CancelRepair() error

func (*Allocation) CancelUpload 

func (a *Allocation) CancelUpload(remotePath string) error

func (*Allocation) CheckAllocStatus added in v1.8.17 

func (a *Allocation) CheckAllocStatus() (AllocStatus, error)

func (*Allocation) DeleteFile 

func (a *Allocation) DeleteFile(path string) error

func (*Allocation) DoMultiOperation added in v1.8.17 

func (a *Allocation) DoMultiOperation(operations []OperationRequest, opts ...MultiOperationOption) error

func (*Allocation) DownloadByBlocksToFileHandler added in v1.8.17 

func (a *Allocation) DownloadByBlocksToFileHandler(
	fileHandler sys.File,
	remotePath string,
	startBlock, endBlock int64,
	numBlocks int,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadByBlocksToFileHandlerFromAuthTicket added in v1.8.17 

func (a *Allocation) DownloadByBlocksToFileHandlerFromAuthTicket(
	fileHandler sys.File,
	authTicket string,
	remoteLookupHash string,
	startBlock, endBlock int64,
	numBlocks int,
	remoteFilename string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadFile 

func (a *Allocation) DownloadFile(localPath string, remotePath string, verifyDownload bool, status StatusCallback, isFinal bool, downloadReqOpts ...DownloadRequestOption) error

func (*Allocation) DownloadFileByBlock 

func (a *Allocation) DownloadFileByBlock(
	localPath string, remotePath string, startBlock int64, endBlock int64,
	numBlocks int, verifyDownload bool, status StatusCallback, isFinal bool, downloadReqOpts ...DownloadRequestOption) error

TODO: Use a map to store the download request and use flag isFinal to start the download, calculate readCount in parallel if possible

func (*Allocation) DownloadFileToFileHandler added in v1.8.17 

func (a *Allocation) DownloadFileToFileHandler(
	fileHandler sys.File,
	remotePath string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadFileToFileHandlerFromAuthTicket added in v1.8.17 

func (a *Allocation) DownloadFileToFileHandlerFromAuthTicket(
	fileHandler sys.File,
	authTicket string,
	remoteLookupHash string,
	remoteFilename string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadFromAuthTicket 

func (a *Allocation) DownloadFromAuthTicket(localPath string, authTicket string,
	remoteLookupHash string, remoteFilename string, verifyDownload bool, status StatusCallback, isFinal bool, downloadReqOpts ...DownloadRequestOption) error

func (*Allocation) DownloadFromAuthTicketByBlocks 

func (a *Allocation) DownloadFromAuthTicketByBlocks(localPath string,
	authTicket string, startBlock int64, endBlock int64, numBlocks int,
	remoteLookupHash string, remoteFilename string, verifyDownload bool,
	status StatusCallback, isFinal bool, downloadReqOpts ...DownloadRequestOption) error

func (*Allocation) DownloadFromBlobber added in v1.8.17 

func (a *Allocation) DownloadFromBlobber(blobberID, localPath, remotePath string, status StatusCallback, opts ...DownloadRequestOption) error

func (*Allocation) DownloadFromReader added in v1.8.16 

func (a *Allocation) DownloadFromReader(
	remotePath, localPath, lookupHash, authTicket, contentMode string,
	verifyDownload bool,
	blocksPerMarker uint,
) error

func (*Allocation) DownloadThumbnail 

func (a *Allocation) DownloadThumbnail(localPath string, remotePath string, verifyDownload bool, status StatusCallback, isFinal bool) error

func (*Allocation) DownloadThumbnailFromAuthTicket 

func (a *Allocation) DownloadThumbnailFromAuthTicket(
	localPath string,
	authTicket string,
	remoteLookupHash string,
	remoteFilename string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadThumbnailToFileHandler added in v1.8.17 

func (a *Allocation) DownloadThumbnailToFileHandler(
	fileHandler sys.File,
	remotePath string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
	downloadReqOpts ...DownloadRequestOption,
) error

func (*Allocation) DownloadThumbnailToFileHandlerFromAuthTicket added in v1.8.17 

func (a *Allocation) DownloadThumbnailToFileHandlerFromAuthTicket(
	fileHandler sys.File,
	authTicket string,
	remoteLookupHash string,
	remoteFilename string,
	verifyDownload bool,
	status StatusCallback,
	isFinal bool,
) error

func (*Allocation) EncryptAndUpdateFile 

func (a *Allocation) EncryptAndUpdateFile(workdir string, localpath string, remotepath string,
	status StatusCallback) error

EncryptAndUpdateFile [Deprecated]please use CreateChunkedUpload

func (*Allocation) EncryptAndUpdateFileWithThumbnail 

func (a *Allocation) EncryptAndUpdateFileWithThumbnail(workdir string, localpath string,
	remotepath string, thumbnailpath string, status StatusCallback) error

EncryptAndUpdateFileWithThumbnail [Deprecated]please use CreateChunkedUpload

func (*Allocation) EncryptAndUploadFile 

func (a *Allocation) EncryptAndUploadFile(workdir string, localpath string, remotepath string,
	status StatusCallback) error

EncryptAndUploadFile [Deprecated]please use CreateChunkedUpload

func (*Allocation) EncryptAndUploadFileWithThumbnail 

func (a *Allocation) EncryptAndUploadFileWithThumbnail(
	workdir string,
	localpath string,
	remotepath string,
	thumbnailpath string,

	status StatusCallback,
) error

EncryptAndUploadFileWithThumbnail [Deprecated]please use CreateChunkedUpload

func (*Allocation) GetAllocationDiff 

func (a *Allocation) GetAllocationDiff(lastSyncCachePath string, localRootPath string, localFileFilters []string, remoteExcludePath []string, remotePath string) ([]FileDiff, error)

func (*Allocation) GetAllocationFileReader added in v1.8.16 

func (a *Allocation) GetAllocationFileReader(
	remotePath, lookupHash, authTicket, contentMode string,
	verifyDownload bool,
	blocksPerMarker uint,
) (io.ReadSeekCloser, error)

GetStreamDownloader will check file ref existence and returns an instance that provides io.ReadSeekerCloser interface

func (*Allocation) GetAuthTicket 

func (a *Allocation) GetAuthTicket(path, filename string,
	referenceType, refereeClientID, refereeEncryptionPublicKey string, expiration int64, availableAfter *time.Time) (string, error)

func (*Allocation) GetAuthTicketForShare 

func (a *Allocation) GetAuthTicketForShare(
	path, filename, referenceType, refereeClientID string) (string, error)

func (*Allocation) GetBlobberStats 

func (a *Allocation) GetBlobberStats() map[string]*BlobberAllocationStats

func (*Allocation) GetChunkReadSize added in v1.8.17 

func (a *Allocation) GetChunkReadSize(encrypt bool) int64

func (*Allocation) GetCurrentVersion added in v1.8.17 

func (a *Allocation) GetCurrentVersion() (bool, error)

func (*Allocation) GetFileMeta 

func (a *Allocation) GetFileMeta(path string) (*ConsolidatedFileMeta, error)

func (*Allocation) GetFileMetaFromAuthTicket 

func (a *Allocation) GetFileMetaFromAuthTicket(authTicket string, lookupHash string) (*ConsolidatedFileMeta, error)

func (*Allocation) GetFileStats 

func (a *Allocation) GetFileStats(path string) (map[string]*FileStats, error)

func (*Allocation) GetMaxStorageCost 

func (a *Allocation) GetMaxStorageCost(size int64) (float64, error)

func (*Allocation) GetMaxStorageCostFromBlobbers added in v1.2.82 

func (a *Allocation) GetMaxStorageCostFromBlobbers(size int64, blobbers []*BlobberAllocation) (float64, error)

func (*Allocation) GetMaxWriteRead 

func (a *Allocation) GetMaxWriteRead() (maxW float64, maxR float64, err error)

func (*Allocation) GetMaxWriteReadFromBlobbers added in v1.2.82 

func (a *Allocation) GetMaxWriteReadFromBlobbers(blobbers []*BlobberAllocation) (maxW float64, maxR float64, err error)

func (*Allocation) GetMinStorageCost 

func (a *Allocation) GetMinStorageCost(size int64) (common.Balance, error)

func (*Allocation) GetMinWriteRead 

func (a *Allocation) GetMinWriteRead() (minW float64, minR float64, err error)

func (*Allocation) GetRecentlyAddedRefs added in v1.8.7 

func (a *Allocation) GetRecentlyAddedRefs(page int, fromDate int64, pageLimit int) (*RecentlyAddedRefResult, error)

func (*Allocation) GetRefs added in v1.3.0 

func (a *Allocation) GetRefs(path, offsetPath, updatedDate, offsetDate, fileType, refType string, level, pageLimit int) (*ObjectTreeResult, error)

This function will retrieve paginated objectTree and will handle concensus; Required tree should be made in application side.

func (*Allocation) GetRefsFromLookupHash added in v1.8.16 

func (a *Allocation) GetRefsFromLookupHash(pathHash, offsetPath, updatedDate, offsetDate, fileType, refType string, level, pageLimit int) (*ObjectTreeResult, error)

func (*Allocation) GetRefsWithAuthTicket added in v1.8.16 

func (a *Allocation) GetRefsWithAuthTicket(authToken, offsetPath, updatedDate, offsetDate, fileType, refType string, level, pageLimit int) (*ObjectTreeResult, error)

GetRefsWithAuthTicket get refs that are children of shared remote path.

func (*Allocation) GetRemoteFileMap 

func (a *Allocation) GetRemoteFileMap(exclMap map[string]int, remotepath string) (map[string]FileInfo, error)

func (*Allocation) GetStats 

func (a *Allocation) GetStats() *AllocationStats

func (*Allocation) InitAllocation 

func (a *Allocation) InitAllocation()

func (*Allocation) ListDir 

func (a *Allocation) ListDir(path string, opts ...ListRequestOptions) (*ListResult, error)

func (*Allocation) ListDirFromAuthTicket 

func (a *Allocation) ListDirFromAuthTicket(authTicket string, lookupHash string, opts ...ListRequestOptions) (*ListResult, error)

func (*Allocation) RepairAlloc added in v1.8.16 

func (a *Allocation) RepairAlloc(statusCB StatusCallback) (err error)

RepairAlloc repairs all the files in allocation

func (*Allocation) RepairFile 

func (a *Allocation) RepairFile(file sys.File, remotepath string, statusCallback StatusCallback, mask zboxutil.Uint128, ref *fileref.FileRef) *OperationRequest

func (*Allocation) RepairRequired 

func (a *Allocation) RepairRequired(remotepath string) (zboxutil.Uint128, zboxutil.Uint128, bool, *fileref.FileRef, error)

func (*Allocation) RevokeShare 

func (a *Allocation) RevokeShare(path string, refereeClientID string) error

func (*Allocation) RollbackWithMask added in v1.8.17 

func (a *Allocation) RollbackWithMask(mask zboxutil.Uint128)

func (*Allocation) SaveRemoteSnapshot 

func (a *Allocation) SaveRemoteSnapshot(pathToSave string, remoteExcludePath []string) error

SaveRemoteSnapShot - Saves the remote current information to the given file This file can be passed to GetAllocationDiff to exactly find the previous sync state to current.

func (*Allocation) SetConsensusThreshold added in v1.8.17 

func (a *Allocation) SetConsensusThreshold()

func (*Allocation) StartChunkedUpload added in v1.3.0 

func (a *Allocation) StartChunkedUpload(workdir, localPath string,
	remotePath string,
	status StatusCallback,
	isUpdate bool,
	isRepair bool,
	thumbnailPath string,
	encryption bool,
	webStreaming bool,
	uploadOpts ...ChunkedUploadOption,
) error

func (*Allocation) StartMultiUpload added in v1.8.17 

func (a *Allocation) StartMultiUpload(workdir string, localPaths []string, fileNames []string, thumbnailPaths []string, encrypts []bool, chunkNumbers []int, remotePaths []string, isUpdate []bool, isWebstreaming []bool, status StatusCallback) error

func (*Allocation) StartRepair 

func (a *Allocation) StartRepair(localRootPath, pathToRepair string, statusCB StatusCallback) error

func (*Allocation) UpdateFile 

func (a *Allocation) UpdateFile(workdir, localpath string, remotepath string,
	status StatusCallback) error

UpdateFile [Deprecated]please use CreateChunkedUpload

func (*Allocation) UpdateFileWithThumbnail 

func (a *Allocation) UpdateFileWithThumbnail(workdir, localpath string, remotepath string,
	thumbnailpath string, status StatusCallback) error

UpdateFileWithThumbnail [Deprecated]please use CreateChunkedUpload

func (*Allocation) UpdateWithRepair added in v1.8.16 

func (a *Allocation) UpdateWithRepair(
	size int64,
	extend bool,
	lock uint64,
	addBlobberId, removeBlobberId string,
	setThirdPartyExtendable bool, fileOptionsParams *FileOptionsParameters,
	statusCB StatusCallback,
) (string, error)

func (*Allocation) UploadAuthTicketToBlobber 

func (a *Allocation) UploadAuthTicketToBlobber(authTicket string, clientEncPubKey string, availableAfter *time.Time) error

func (*Allocation) UploadFile 

func (a *Allocation) UploadFile(workdir, localpath string, remotepath string,
	status StatusCallback) error

UploadFile [Deprecated]please use CreateChunkedUpload

func (*Allocation) UploadFileWithThumbnail 

func (a *Allocation) UploadFileWithThumbnail(workdir string, localpath string,
	remotepath string, thumbnailpath string,
	status StatusCallback) error

UploadFileWithThumbnail [Deprecated]please use CreateChunkedUpload

type AllocationStats 

type AllocationStats struct {
	UsedSize                  int64  `json:"used_size"`
	NumWrites                 int64  `json:"num_of_writes"`
	NumReads                  int64  `json:"num_of_reads"`
	TotalChallenges           int64  `json:"total_challenges"`
	OpenChallenges            int64  `json:"num_open_challenges"`
	SuccessChallenges         int64  `json:"num_success_challenges"`
	FailedChallenges          int64  `json:"num_failed_challenges"`
	LastestClosedChallengeTxn string `json:"latest_closed_challenge"`
}

type AuthTicket 

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

func InitAuthTicket 

func InitAuthTicket(authTicket string) *AuthTicket

func (*AuthTicket) GetFileName 

func (at *AuthTicket) GetFileName() (string, error)

func (*AuthTicket) GetLookupHash 

func (at *AuthTicket) GetLookupHash() (string, error)

func (*AuthTicket) IsDir 

func (at *AuthTicket) IsDir() (bool, error)

func (*AuthTicket) Unmarshall 

func (at *AuthTicket) Unmarshall() (*marker.AuthTicket, error)

type BackPool 

type BackPool struct {
	ID      string         `json:"id"`
	Balance common.Balance `json:"balance"`
}

type Blobber 

type Blobber struct {
	ID                       common.Key                   `json:"id"`
	BaseURL                  string                       `json:"url"`
	Terms                    Terms                        `json:"terms"`
	Capacity                 common.Size                  `json:"capacity"`
	Allocated                common.Size                  `json:"allocated"`
	LastHealthCheck          common.Timestamp             `json:"last_health_check"`
	PublicKey                string                       `json:"-"`
	StakePoolSettings        blockchain.StakePoolSettings `json:"stake_pool_settings"`
	TotalStake               int64                        `json:"total_stake"`
	UsedAllocation           int64                        `json:"used_allocation"`
	TotalOffers              int64                        `json:"total_offers"`
	TotalServiceCharge       int64                        `json:"total_service_charge"`
	UncollectedServiceCharge int64                        `json:"uncollected_service_charge"`
	IsKilled                 bool                         `json:"is_killed"`
	IsShutdown               bool                         `json:"is_shutdown"`
	NotAvailable             bool                         `json:"not_available"`
}

func GetBlobber 

func GetBlobber(blobberID string) (blob *Blobber, err error)

GetBlobber instance. 

# Inputs
-	blobberID: the id of blobber

func GetBlobbers 

func GetBlobbers(active bool) (bs []*Blobber, err error)

type BlobberAllocation 

type BlobberAllocation struct {
	BlobberID       string         `json:"blobber_id"`
	Size            int64          `json:"size"`
	Terms           Terms          `json:"terms"`
	MinLockDemand   common.Balance `json:"min_lock_demand"`
	Spent           common.Balance `json:"spent"`
	Penalty         common.Balance `json:"penalty"`
	ReadReward      common.Balance `json:"read_reward"`
	Returned        common.Balance `json:"returned"`
	ChallengeReward common.Balance `json:"challenge_reward"`
	FinalReward     common.Balance `json:"final_reward"`
}

type BlobberAllocationStats 

type BlobberAllocationStats struct {
	BlobberID        string
	BlobberURL       string
	ID               string `json:"ID"`
	Tx               string `json:"Tx"`
	TotalSize        int64  `json:"TotalSize"`
	UsedSize         int    `json:"UsedSize"`
	OwnerID          string `json:"OwnerID"`
	OwnerPublicKey   string `json:"OwnerPublicKey"`
	Expiration       int    `json:"Expiration"`
	AllocationRoot   string `json:"AllocationRoot"`
	BlobberSize      int    `json:"BlobberSize"`
	BlobberSizeUsed  int    `json:"BlobberSizeUsed"`
	LatestRedeemedWM string `json:"LatestRedeemedWM"`
	IsRedeemRequired bool   `json:"IsRedeemRequired"`
	CleanedUp        bool   `json:"CleanedUp"`
	Finalized        bool   `json:"Finalized"`
	Terms            []struct {
		ID           int    `json:"ID"`
		BlobberID    string `json:"BlobberID"`
		AllocationID string `json:"AllocationID"`
		ReadPrice    int    `json:"ReadPrice"`
		WritePrice   int    `json:"WritePrice"`
	} `json:"Terms"`
}

type BlockDownloadRequest 

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

type ChallengePoolInfo 

type ChallengePoolInfo struct {
	ID         string           `json:"id"`
	Balance    common.Balance   `json:"balance"`
	StartTime  common.Timestamp `json:"start_time"`
	Expiration common.Timestamp `json:"expiration"`
	Finalized  bool             `json:"finalized"`
}

ChallengePoolInfo represents a challenge pool stat.

func GetChallengePoolInfo 

func GetChallengePoolInfo(allocID string) (info *ChallengePoolInfo, err error)

GetChallengePoolInfo for given allocation.

type ChunkData added in v1.2.88 

type ChunkData struct {
	// Index current index of chunks
	Index int
	// IsFinal last chunk or not
	IsFinal bool

	// ReadSize total size read from original reader (un-encoded, un-encrypted)
	ReadSize int64
	// FragmentSize fragment size for a blobber (un-encrypted)
	FragmentSize int64
	// Fragments data shared for bloobers
	Fragments [][]byte
}

ChunkData data of a chunk

type ChunkedUpload added in v1.2.88 

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

ChunkedUpload upload manager with chunked upload feature

func CreateChunkedUpload added in v1.2.88 

func CreateChunkedUpload(
	ctx context.Context,
	workdir string, allocationObj *Allocation,
	fileMeta FileMeta, fileReader io.Reader,
	isUpdate, isRepair bool,
	webStreaming bool, connectionId string,
	opts ...ChunkedUploadOption,
) (*ChunkedUpload, error)

func (*ChunkedUpload) Start added in v1.2.88 

func (su *ChunkedUpload) Start() error

Start start/resume upload

type ChunkedUploadBlobber added in v1.3.5 

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

ChunkedUploadBlobber client of blobber's upload

type ChunkedUploadChunkReader added in v1.2.88 

type ChunkedUploadChunkReader interface {
	// Next read, encode and encrypt next chunk
	Next() (*ChunkData, error)

	// Read read, encode and encrypt all bytes
	Read(buf []byte) ([][]byte, error)

	//Close Hash Channel
	Close()
	//GetFileHash get file hash
	GetFileHash() (string, error)
}

type ChunkedUploadFormBuilder added in v1.2.88 

type ChunkedUploadFormBuilder interface {
	// build form data
	Build(
		fileMeta *FileMeta, hasher Hasher, connectionID string,
		chunkSize int64, chunkStartIndex, chunkEndIndex int,
		isFinal bool, encryptedKey, encryptedKeyPoint string, fileChunksData [][]byte,
		thumbnailChunkData []byte, shardSize int64,
	) (blobberData, error)
}

ChunkedUploadFormBuilder build form data for uploading

func CreateChunkedUploadFormBuilder added in v1.2.88 

func CreateChunkedUploadFormBuilder() ChunkedUploadFormBuilder

CreateChunkedUploadFormBuilder create ChunkedUploadFormBuilder instance

type ChunkedUploadFormMetadata added in v1.2.88 

type ChunkedUploadFormMetadata struct {
	FileBytesLen         int
	ThumbnailBytesLen    int
	ContentType          string
	FixedMerkleRoot      string
	ValidationRoot       string
	ThumbnailContentHash string
}

ChunkedUploadFormMetadata upload form metadata

type ChunkedUploadOption added in v1.2.88 

type ChunkedUploadOption func(su *ChunkedUpload)

ChunkedUploadOption set stream option

func WithActualHash added in v1.11.0 

func WithActualHash(hash string) ChunkedUploadOption

func WithChunkNumber added in v1.7.7 

func WithChunkNumber(num int) ChunkedUploadOption

WithChunkNumber set the number of chunks should be upload in a request. ignore if size <=0

func WithCommitTimeout added in v1.8.9 

func WithCommitTimeout(t time.Duration) ChunkedUploadOption

func WithEncrypt added in v1.2.88 

func WithEncrypt(on bool) ChunkedUploadOption

WithEncrypt turn on/off encrypt on upload. It is turn off as default.

func WithEncryptedPoint added in v1.10.0 

func WithEncryptedPoint(point string) ChunkedUploadOption

func WithMask added in v1.8.17 

func WithMask(mask zboxutil.Uint128) ChunkedUploadOption

func WithProgressStorer added in v1.3.6 

func WithProgressStorer(progressStorer ChunkedUploadProgressStorer) ChunkedUploadOption

func WithStatusCallback added in v1.2.88 

func WithStatusCallback(callback StatusCallback) ChunkedUploadOption

WithStatusCallback register StatusCallback instance

func WithThumbnail added in v1.2.88 

func WithThumbnail(buf []byte) ChunkedUploadOption

WithThumbnail add thumbnail. stream mode is unnecessary for thumbnail

func WithThumbnailFile added in v1.2.88 

func WithThumbnailFile(fileName string) ChunkedUploadOption

WithThumbnailFile add thumbnail from file. stream mode is unnecessary for thumbnail

func WithUploadTimeout added in v1.8.9 

func WithUploadTimeout(t time.Duration) ChunkedUploadOption

type ChunkedUploadProgressStorer added in v1.2.88 

type ChunkedUploadProgressStorer interface {
	// Load load upload progress by id
	Load(id string) *UploadProgress
	// Save save upload progress
	Save(up UploadProgress)
	// Remove remove upload progress by id
	Remove(id string) error
	// Update update upload progress
	Update(id string, chunkIndex int)
}

ChunkedUploadProgressStorer load and save upload progress

type CommitMetaData 

type CommitMetaData struct {
	CrudType string
	MetaData *ConsolidatedFileMeta
}

type CommitMetaResponse 

type CommitMetaResponse struct {
	TxnID    string
	MetaData *ConsolidatedFileMeta
}

type CommitRequest 

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

type CommitResult 

type CommitResult struct {
	Success      bool   `json:"success"`
	ErrorMessage string `json:"error_msg,omitempty"`
}

func ErrorCommitResult 

func ErrorCommitResult(errMsg string) *CommitResult

func SuccessCommitResult 

func SuccessCommitResult() *CommitResult

type Consensus 

type Consensus struct {
	*sync.RWMutex
	// contains filtered or unexported fields
}

func (*Consensus) Done added in v1.2.88 

func (c *Consensus) Done()

Done increase consensus by 1

func (*Consensus) Init added in v1.7.7 

func (c *Consensus) Init(threshConsensus, fullConsensus int)

func (*Consensus) Reset added in v1.2.88 

func (c *Consensus) Reset()

Reset reset consensus to 0

type ConsolidatedFileMeta 

type ConsolidatedFileMeta struct {
	Name            string
	Type            string
	Path            string
	LookupHash      string
	Hash            string
	MimeType        string
	Size            int64
	NumBlocks       int64
	ActualFileSize  int64
	ActualNumBlocks int64
	EncryptedKey    string

	ActualThumbnailSize int64
	ActualThumbnailHash string

	Collaborators []fileref.Collaborator
}

type CopyOperation added in v1.8.17 

type CopyOperation struct {
	Consensus
	// contains filtered or unexported fields
}

func NewCopyOperation added in v1.8.17 

func NewCopyOperation(remotePath string, destPath string, copyMask zboxutil.Uint128, maskMU *sync.Mutex, consensusTh int, fullConsensus int, ctx context.Context) *CopyOperation

func (*CopyOperation) Completed added in v1.8.17 

func (co *CopyOperation) Completed(allocObj *Allocation)

func (*CopyOperation) Error added in v1.8.17 

func (co *CopyOperation) Error(allocObj *Allocation, consensus int, err error)

func (*CopyOperation) Process added in v1.8.17 

func (co *CopyOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*CopyOperation) Verify added in v1.8.17 

func (co *CopyOperation) Verify(a *Allocation) error

type CopyRequest 

type CopyRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*CopyRequest) ProcessCopy 

func (req *CopyRequest) ProcessCopy() error

func (*CopyRequest) ProcessWithBlobbers added in v1.8.17 

func (req *CopyRequest) ProcessWithBlobbers() ([]fileref.RefEntity, []error)

type CreateAllocationOptions added in v1.8.7 

type CreateAllocationOptions struct {
	DataShards           int
	ParityShards         int
	Size                 int64
	ReadPrice            PriceRange
	WritePrice           PriceRange
	Lock                 uint64
	BlobberIds           []string
	ThirdPartyExtendable bool
	FileOptionsParams    *FileOptionsParameters
}

type DataChan added in v1.8.17 

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

Example implementation of a reader

type DeleteOperation added in v1.8.17 

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

func NewDeleteOperation added in v1.8.17 

func NewDeleteOperation(remotePath string, deleteMask zboxutil.Uint128, maskMu *sync.Mutex, consensusTh int, fullConsensus int, ctx context.Context) *DeleteOperation

func (*DeleteOperation) Completed added in v1.8.17 

func (dop *DeleteOperation) Completed(allocObj *Allocation)

func (*DeleteOperation) Error added in v1.8.17 

func (dop *DeleteOperation) Error(allocObj *Allocation, consensus int, err error)

func (*DeleteOperation) Process added in v1.8.17 

func (dop *DeleteOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*DeleteOperation) Verify added in v1.8.17 

func (dop *DeleteOperation) Verify(a *Allocation) error

type DeleteRequest 

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

func (*DeleteRequest) ProcessDelete 

func (req *DeleteRequest) ProcessDelete() (err error)

type DirOperation added in v1.8.17 

type DirOperation struct {
	Consensus
	// contains filtered or unexported fields
}

func NewDirOperation added in v1.8.17 

func NewDirOperation(remotePath string, dirMask zboxutil.Uint128, maskMU *sync.Mutex, consensusTh int, fullConsensus int, ctx context.Context) *DirOperation

func (*DirOperation) Completed added in v1.8.17 

func (dirOp *DirOperation) Completed(allocObj *Allocation)

func (*DirOperation) Error added in v1.8.17 

func (dirOp *DirOperation) Error(allocObj *Allocation, consensus int, err error)

func (*DirOperation) Process added in v1.8.17 

func (dirOp *DirOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*DirOperation) Verify added in v1.8.17 

func (dirOp *DirOperation) Verify(a *Allocation) error

type DirRequest 

type DirRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*DirRequest) ProcessDir 

func (req *DirRequest) ProcessDir(a *Allocation) error

func (*DirRequest) ProcessWithBlobbers added in v1.8.17 

func (req *DirRequest) ProcessWithBlobbers(a *Allocation) int

type DownloadOption added in v1.4.3 

type DownloadOption func(do *DownloadOptions)

DownloadOption set download option

func WithAllocation added in v1.4.3 

func WithAllocation(obj *Allocation) DownloadOption

func WithAuthticket added in v1.4.3 

func WithAuthticket(authTicket, lookupHash string) DownloadOption

func WithBlocks added in v1.4.3 

func WithBlocks(start, end int64, blocksPerMarker int) DownloadOption

func WithFileHandler added in v1.8.17 

func WithFileHandler(fileHandler sys.File) DownloadOption

func WithOnlyThumbnail added in v1.4.3 

func WithOnlyThumbnail(thumbnail bool) DownloadOption

func WithVerifyDownload added in v1.8.14 

func WithVerifyDownload(shouldVerify bool) DownloadOption

type DownloadOptions added in v1.4.3 

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

DownloadOptions download options

type DownloadProgress added in v1.13.0 

type DownloadProgress struct {
	ID               string `json:"id"`
	LastWrittenBlock int    `json:"last_block"`
	// contains filtered or unexported fields
}

type DownloadProgressStorer added in v1.13.0 

type DownloadProgressStorer interface {
	// Load load download progress by id
	Load(id string, numBlocks int) *DownloadProgress
	// Update download progress
	Update(writtenBlock int)
	// Remove remove download progress by id
	Remove() error
	// Start start download progress
	Start(ctx context.Context)
	// Save download progress
	Save(dp *DownloadProgress)
}

type DownloadRequest 

type DownloadRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*DownloadRequest) Seek added in v1.8.17 

func (req *DownloadRequest) Seek(offset int64, whence int) (int64, error)

type DownloadRequestHeader added in v1.7.2 

type DownloadRequestHeader struct {
	ClientID       string
	PathHash       string
	BlockNum       int64
	NumBlocks      int64
	ReadMarker     []byte
	AuthToken      []byte
	DownloadMode   string
	VerifyDownload bool
	ConnectionID   string
	Version        string
}

DownloadRequestHeader download request header

func (*DownloadRequestHeader) ToFastHeader added in v1.13.0 

func (h *DownloadRequestHeader) ToFastHeader(req *fasthttp.Request)

func (*DownloadRequestHeader) ToHeader added in v1.7.2 

func (h *DownloadRequestHeader) ToHeader(req *http.Request)

ToHeader update header

type DownloadRequestOption added in v1.13.0 

type DownloadRequestOption func(dr *DownloadRequest)

func WithDownloadProgressStorer added in v1.13.0 

func WithDownloadProgressStorer(storer DownloadProgressStorer) DownloadRequestOption

func WithFileCallback added in v1.13.0 

func WithFileCallback(cb func()) DownloadRequestOption

func WithWorkDir added in v1.13.0 

func WithWorkDir(workdir string) DownloadRequestOption

type Downloader added in v1.4.3 

type Downloader interface {
	GetAllocation() *Allocation
	GetFileName() string
	Start(status StatusCallback, isFinal bool) error
}

Downloader downloader for file, blocks and thumbnail

func CreateDownloader added in v1.4.3 

func CreateDownloader(allocationID, localPath, remotePath string, opts ...DownloadOption) (Downloader, error)

CreateDownloader create a downloander

type FfmpegRecorder added in v1.2.88 

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

FfmpegRecorder wrap ffmpeg command to capture video and audio from local camera and microphone

func CreateFfmpegRecorder added in v1.2.88 

func CreateFfmpegRecorder(file string, delay int) (*FfmpegRecorder, error)

CreateFfmpegRecorder create a ffmpeg commander to capture video and audio local camera and microphone

func (*FfmpegRecorder) Close added in v1.2.88 

func (r *FfmpegRecorder) Close() (err error)

Close implements io.Closer

func (*FfmpegRecorder) GetClipsFile added in v1.2.88 

func (r *FfmpegRecorder) GetClipsFile(clipsIndex int) string

GetClipsFile get clips file

func (*FfmpegRecorder) GetClipsFileName added in v1.2.88 

func (r *FfmpegRecorder) GetClipsFileName(clipsIndex int) string

GetClipsFileName get clips file name

func (*FfmpegRecorder) GetFileContentType added in v1.2.88 

func (r *FfmpegRecorder) GetFileContentType() (string, error)

GetFileContentType get MIME type

func (*FfmpegRecorder) Read added in v1.2.88 

func (r *FfmpegRecorder) Read(p []byte) (int, error)

Read implements io.Raader

func (*FfmpegRecorder) Size added in v1.2.88 

func (r *FfmpegRecorder) Size() int64

Size get current clips size

type FileDiff 

type FileDiff struct {
	Op   string `json:"operation"`
	Path string `json:"path"`
	Type string `json:"type"`
}

type FileInfo added in v1.8.13 

type FileInfo struct {
	Size         int64            `json:"size"`
	MimeType     string           `json:"mimetype"`
	ActualSize   int64            `json:"actual_size"`
	Hash         string           `json:"hash"`
	Type         string           `json:"type"`
	EncryptedKey string           `json:"encrypted_key"`
	LookupHash   string           `json:"lookup_hash"`
	CreatedAt    common.Timestamp `json:"created_at"`
	UpdatedAt    common.Timestamp `json:"updated_at"`
}

type FileMeta added in v1.0.3 

type FileMeta struct {
	// Mimetype mime type of source file
	MimeType string

	// Path local path of source file
	Path string
	// ThumbnailPath local path of source thumbnail
	ThumbnailPath string

	// ActualHash hash of original file (un-encoded, un-encrypted)
	ActualHash string
	// ActualSize total bytes of  original file (unencoded, un-encrypted).  it is 0 if input is live stream.
	ActualSize int64
	// ActualThumbnailSize total bytes of original thumbnail (un-encoded, un-encrypted)
	ActualThumbnailSize int64
	// ActualThumbnailHash hash of original thumbnail (un-encoded, un-encrypted)
	ActualThumbnailHash string

	//RemoteName remote file name
	RemoteName string
	// RemotePath remote path
	RemotePath string
}

FileMeta metadata of stream input/local

func TranscodeWebStreaming added in v1.8.16 

func TranscodeWebStreaming(workdir string, fileReader io.Reader, fileMeta FileMeta) (io.Reader, *FileMeta, string, error)

Converting the video file to fmp4 format for web streaming

func (*FileMeta) FileID added in v1.2.88 

func (meta *FileMeta) FileID() string

FileID generate id of progress on local cache

type FileNameBuilder added in v1.2.88 

type FileNameBuilder interface {
	OutDir() string
	FileExt() string
	OutFile() string
	ClipsFile(index int) string
	ClipsFileName(index int) string
}

FileNameBuilder build file name based output format

type FileOptionParam added in v1.8.13 

type FileOptionParam struct {
	Changed bool
	Value   bool
}

type FileOptionsParameters added in v1.8.13 

type FileOptionsParameters struct {
	ForbidUpload FileOptionParam
	ForbidDelete FileOptionParam
	ForbidUpdate FileOptionParam
	ForbidMove   FileOptionParam
	ForbidCopy   FileOptionParam
	ForbidRename FileOptionParam
}

type FileStats 

type FileStats struct {
	Name                     string    `json:"name"`
	Size                     int64     `json:"size"`
	PathHash                 string    `json:"path_hash"`
	Path                     string    `json:"path"`
	NumBlocks                int64     `json:"num_of_blocks"`
	NumUpdates               int64     `json:"num_of_updates"`
	NumBlockDownloads        int64     `json:"num_of_block_downloads"`
	SuccessChallenges        int64     `json:"num_of_challenges"`
	FailedChallenges         int64     `json:"num_of_failed_challenges"`
	LastChallengeResponseTxn string    `json:"last_challenge_txn"`
	WriteMarkerRedeemTxn     string    `json:"write_marker_txn"`
	BlobberID                string    `json:"blobber_id"`
	BlobberURL               string    `json:"blobber_url"`
	BlockchainAware          bool      `json:"blockchain_aware"`
	CreatedAt                time.Time `json:"CreatedAt"`
	FileID                   string    `json:"file_id"`
}

type FsDownloadProgressStorer added in v1.13.0 

type FsDownloadProgressStorer struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func CreateFsDownloadProgress added in v1.13.0 

func CreateFsDownloadProgress() *FsDownloadProgressStorer

func (*FsDownloadProgressStorer) Load added in v1.13.0 

func (ds *FsDownloadProgressStorer) Load(progressID string, numBlocks int) *DownloadProgress

func (*FsDownloadProgressStorer) Remove added in v1.13.0 

func (ds *FsDownloadProgressStorer) Remove() error

func (*FsDownloadProgressStorer) Save added in v1.13.0 

func (ds *FsDownloadProgressStorer) Save(dp *DownloadProgress)

func (*FsDownloadProgressStorer) Start added in v1.13.0 

func (ds *FsDownloadProgressStorer) Start(ctx context.Context)

func (*FsDownloadProgressStorer) Update added in v1.13.0 

func (ds *FsDownloadProgressStorer) Update(writtenBlock int)

type Hasher added in v1.2.88 

type Hasher interface {
	// GetFileHash get file hash
	GetFileHash() (string, error)
	// WriteToFile write bytes to file hasher
	WriteToFile(buf []byte) error

	GetFixedMerkleRoot() (string, error)
	// WriteToFixedMT write bytes to FMT hasher
	WriteToFixedMT(buf []byte) error

	GetValidationRoot() (string, error)
	// WriteToValidationMT write bytes Validation Tree hasher
	WriteToValidationMT(buf []byte) error
	// Finalize will let merkle tree know that tree is finalized with the content it has received
	Finalize() error
}

func CreateHasher added in v1.2.88 

func CreateHasher(dataSize int64) Hasher

CreateHasher creat Hasher instance

type InputMap added in v1.2.86 

type InputMap struct {
	Fields map[string]interface{} `json:"fields"`
}

func GetStorageSCConfig 

func GetStorageSCConfig() (conf *InputMap, err error)

type LatestPrevWriteMarker added in v1.8.17 

type LatestPrevWriteMarker struct {
	LatestWM *marker.WriteMarker `json:"latest_write_marker"`
	PrevWM   *marker.WriteMarker `json:"prev_write_marker"`
}

func GetWritemarker added in v1.8.17 

func GetWritemarker(allocID, allocTx, id, baseUrl string) (*LatestPrevWriteMarker, error)

type ListRequest 

type ListRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*ListRequest) GetListFromBlobbers 

func (req *ListRequest) GetListFromBlobbers() (*ListResult, error)

type ListRequestOptions added in v1.12.1 

type ListRequestOptions func(req *ListRequest)

func WithListRequestForRepair added in v1.12.1 

func WithListRequestForRepair(forRepair bool) ListRequestOptions

func WithListRequestOffset added in v1.12.1 

func WithListRequestOffset(offset int) ListRequestOptions

func WithListRequestPageLimit added in v1.12.1 

func WithListRequestPageLimit(pageLimit int) ListRequestOptions

type ListResult 

type ListResult struct {
	Name                string `json:"name"`
	Path                string `json:"path,omitempty"`
	Type                string `json:"type"`
	Size                int64  `json:"size"`
	Hash                string `json:"hash,omitempty"`
	FileMetaHash        string `json:"file_meta_hash,omitempty"`
	MimeType            string `json:"mimetype,omitempty"`
	NumBlocks           int64  `json:"num_blocks"`
	LookupHash          string `json:"lookup_hash"`
	EncryptionKey       string `json:"encryption_key"`
	ActualSize          int64  `json:"actual_size"`
	ActualNumBlocks     int64  `json:"actual_num_blocks"`
	ThumbnailHash       string `json:"thumbnail_hash"`
	ThumbnailSize       int64  `json:"thumbnail_size"`
	ActualThumbnailHash string `json:"actual_thumbnail_hash"`
	ActualThumbnailSize int64  `json:"actual_thumbnail_size"`

	CreatedAt common.Timestamp `json:"created_at"`
	UpdatedAt common.Timestamp `json:"updated_at"`
	Children  []*ListResult    `json:"list"`
	Consensus `json:"-"`
	// contains filtered or unexported fields
}

type LiveMeta added in v1.2.88 

type LiveMeta struct {
	// Mimetype mime type of source file
	MimeType string

	//RemoteName remote file name
	RemoteName string
	// RemotePath remote path
	RemotePath string
}

LiveMeta metadata of live stream input

type LiveUpload added in v1.2.88 

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

LiveUpload live streaming video upload manager

func CreateLiveUpload added in v1.2.88 

func CreateLiveUpload(homedir string, allocationObj *Allocation, liveMeta LiveMeta, liveReader LiveUploadReader, opts ...LiveUploadOption) *LiveUpload

CreateLiveUpload create a LiveChunkedUpload instance

func (*LiveUpload) Start added in v1.2.88 

func (lu *LiveUpload) Start() error

Start start live streaming upload

type LiveUploadOption added in v1.2.88 

type LiveUploadOption func(lu *LiveUpload)

LiveUploadOption set live upload option

func WithLiveChunkNumber added in v1.7.7 

func WithLiveChunkNumber(num int) LiveUploadOption

WithLiveChunkNumber set the number of chunks should be upload in a request. ignore if size <=0

func WithLiveDelay added in v1.2.88 

func WithLiveDelay(delaySeconds int) LiveUploadOption

WithLiveDelay set delayed . ignore if delayed <=0

func WithLiveEncrypt added in v1.2.88 

func WithLiveEncrypt(status bool) LiveUploadOption

WithLiveEncrypt trun on/off encrypt on upload. It is turn off as default.

func WithLiveStatusCallback added in v1.2.88 

func WithLiveStatusCallback(callback func() StatusCallback) LiveUploadOption

WithLiveStatusCallback register StatusCallback instance

type LiveUploadReader added in v1.2.88 

type LiveUploadReader interface {
	io.Reader
	Size() int64
	GetClipsFile(clipsIndex int) string
	GetClipsFileName(cliipsIndex int) string
}

LiveUploadReader implements io.Reader and Size for live stream upload

type M3u8Writer added in v1.2.88 

type M3u8Writer interface {
	io.WriteSeeker
	Truncate(size int64) error
	Sync() error
}

M3u8Writer m3u8 writer

type MediaPlaylist added in v1.2.88 

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

MediaPlaylist m3u8 encoder and decoder

func NewMediaPlaylist added in v1.2.88 

func NewMediaPlaylist(delay int, dir string, writer M3u8Writer) *MediaPlaylist

NewMediaPlaylist create media playlist(.m3u8)

func (*MediaPlaylist) Append added in v1.2.88 

func (m *MediaPlaylist) Append(item string)

Append append new item

func (*MediaPlaylist) Encode added in v1.2.88 

func (m *MediaPlaylist) Encode() []byte

Encode encode m3u8

func (*MediaPlaylist) Play added in v1.2.88 

func (m *MediaPlaylist) Play()

Play start to push item into playlist

func (*MediaPlaylist) String added in v1.2.88 

func (m *MediaPlaylist) String() string

String implement Stringer

type MoveOperation added in v1.8.17 

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

func NewMoveOperation added in v1.8.17 

func NewMoveOperation(remotePath string, destPath string, moveMask zboxutil.Uint128, maskMU *sync.Mutex, consensusTh int, fullConsensus int, ctx context.Context) *MoveOperation

func (*MoveOperation) Completed added in v1.8.17 

func (mo *MoveOperation) Completed(allocObj *Allocation)

func (*MoveOperation) Error added in v1.8.17 

func (mo *MoveOperation) Error(allocObj *Allocation, consensus int, err error)

func (*MoveOperation) Process added in v1.8.17 

func (mo *MoveOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*MoveOperation) Verify added in v1.8.17 

func (mo *MoveOperation) Verify(a *Allocation) error

type MoveRequest added in v1.8.10 

type MoveRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*MoveRequest) ProcessMove added in v1.8.10 

func (req *MoveRequest) ProcessMove() error

func (*MoveRequest) ProcessWithBlobbers added in v1.8.17 

func (req *MoveRequest) ProcessWithBlobbers() ([]fileref.RefEntity, []error)

type MultiOperation added in v1.8.17 

type MultiOperation struct {
	Consensus
	// contains filtered or unexported fields
}

func (*MultiOperation) Process added in v1.8.17 

func (mo *MultiOperation) Process() error

type MultiOperationOption added in v1.11.4 

type MultiOperationOption func(mo *MultiOperation)

func WithRepair added in v1.11.4 

func WithRepair() MultiOperationOption

type Network 

type Network struct {
	Miners   []string `json:"miners"`
	Sharders []string `json:"sharders"`
}

func GetNetwork 

func GetNetwork() *Network

func GetNetworkDetails 

func GetNetworkDetails() (*Network, error)

type ORef added in v1.3.0 

type ORef struct {
	SimilarField
	ID        int64            `json:"id"`
	CreatedAt common.Timestamp `json:"created_at"`
	UpdatedAt common.Timestamp `json:"updated_at"`
}

Blobber response will be different from each other so we should only consider similar fields i.e. we cannot calculate hash of response and have consensus on it

type ObjectTreeRequest added in v1.3.0 

type ObjectTreeRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*ObjectTreeRequest) GetRefs added in v1.3.0 

func (o *ObjectTreeRequest) GetRefs() (*ObjectTreeResult, error)

Paginated tree should not be collected as this will stall the client It should rather be handled by application that uses gosdk

type ObjectTreeResult added in v1.3.0 

type ObjectTreeResult struct {
	TotalPages int64               `json:"total_pages"`
	OffsetPath string              `json:"offset_path"`
	OffsetDate string              `json:"offset_date"`
	Refs       []ORef              `json:"refs"`
	LatestWM   *marker.WriteMarker `json:"latest_write_marker"`
}

type OperationRequest added in v1.8.17 

type OperationRequest struct {
	OperationType  string
	LocalPath      string
	RemotePath     string
	DestName       string // Required only for rename operation
	DestPath       string // Required for copy and move operation
	IsUpdate       bool
	IsRepair       bool // Required for repair operation
	IsWebstreaming bool

	// Required for uploads
	Workdir      string
	FileMeta     FileMeta
	FileReader   io.Reader
	Mask         *zboxutil.Uint128 // Required for delete repair operation
	DownloadFile bool              // Required for upload repair operation
	Opts         []ChunkedUploadOption
}

type Operationer added in v1.8.17 

type Operationer interface {
	Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

	Verify(allocObj *Allocation) error
	Completed(allocObj *Allocation)
	Error(allocObj *Allocation, consensus int, err error)
	// contains filtered or unexported methods
}

type PlaylistFile added in v1.8.8 

type PlaylistFile struct {
	LookupHash     string `gorm:"column:lookup_hash" json:"lookup_hash"`
	Name           string `gorm:"column:name" json:"name"`
	Path           string `gorm:"column:path" json:"path"`
	NumBlocks      int64  `gorm:"column:num_of_blocks" json:"num_of_blocks"`
	ParentPath     string `gorm:"column:parent_path" json:"parent_path"`
	Size           int64  `gorm:"column:size;" json:"size"`
	ActualFileSize int64
	MimeType       string `gorm:"column:mimetype" json:"mimetype"`
	Type           string `gorm:"column:type" json:"type"`
}

func GetPlaylist added in v1.8.8 

func GetPlaylist(ctx context.Context, alloc *Allocation, path, since string) ([]PlaylistFile, error)

func GetPlaylistByAuthTicket added in v1.8.8 

func GetPlaylistByAuthTicket(ctx context.Context, alloc *Allocation, authTicket, lookupHash, since string) ([]PlaylistFile, error)

func GetPlaylistFile added in v1.8.8 

func GetPlaylistFile(ctx context.Context, alloc *Allocation, path string) (*PlaylistFile, error)

func GetPlaylistFileByAuthTicket added in v1.8.8 

func GetPlaylistFileByAuthTicket(ctx context.Context, alloc *Allocation, authTicket, lookupHash string) (*PlaylistFile, error)

type PriceRange 

type PriceRange struct {
	Min uint64 `json:"min"`
	Max uint64 `json:"max"`
}

PriceRange represents a price range allowed by user to filter blobbers.

func GetReadPriceRange added in v1.8.16 

func GetReadPriceRange() (PriceRange, error)

func GetWritePriceRange added in v1.8.16 

func GetWritePriceRange() (PriceRange, error)

func (*PriceRange) IsValid 

func (pr *PriceRange) IsValid() bool

IsValid price range.

type ProcessResult added in v1.8.9 

type ProcessResult struct {
	BlobberIndex int
	FileRef      fileref.RefEntity
	Succeed      bool
}

type ProviderType added in v1.7.1 

type ProviderType int
const (
	ProviderMiner ProviderType = iota + 1
	ProviderSharder
	ProviderBlobber
	ProviderValidator
	ProviderAuthorizer
)

type ReadPool added in v1.8.5 

type ReadPool struct {
	Balance common.Balance `json:"balance"`
}

func GetReadPoolInfo 

func GetReadPoolInfo(clientID string) (info *ReadPool, err error)

GetReadPoolInfo for given client, or, if the given clientID is empty, for current client of the sdk.

type RecentlyAddedRefRequest added in v1.8.7 

type RecentlyAddedRefRequest struct {
	Consensus
	// contains filtered or unexported fields
}

func (*RecentlyAddedRefRequest) GetRecentlyAddedRefs added in v1.8.7 

func (r *RecentlyAddedRefRequest) GetRecentlyAddedRefs() (*RecentlyAddedRefResult, error)

type RecentlyAddedRefResponse added in v1.8.7 

type RecentlyAddedRefResponse struct {
	Result *RecentlyAddedRefResult
	// contains filtered or unexported fields
}

type RecentlyAddedRefResult added in v1.8.7 

type RecentlyAddedRefResult struct {
	Offset int    `json:"offset"`
	Refs   []ORef `json:"refs"`
}

type ReferencePathResult 

type ReferencePathResult struct {
	*fileref.ReferencePath
	LatestWM *marker.WriteMarker `json:"latest_write_marker"`
}

type RenameOperation added in v1.8.17 

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

func NewRenameOperation added in v1.8.17 

func NewRenameOperation(remotePath string, destName string, renameMask zboxutil.Uint128, maskMU *sync.Mutex, consensusTh int, fullConsensus int, ctx context.Context) *RenameOperation

func (*RenameOperation) Completed added in v1.8.17 

func (ro *RenameOperation) Completed(allocObj *Allocation)

func (*RenameOperation) Error added in v1.8.17 

func (ro *RenameOperation) Error(allocObj *Allocation, consensus int, err error)

func (*RenameOperation) Process added in v1.8.17 

func (ro *RenameOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*RenameOperation) Verify added in v1.8.17 

func (ro *RenameOperation) Verify(a *Allocation) error

type RenameRequest 

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

func (*RenameRequest) ProcessRename 

func (req *RenameRequest) ProcessRename() error

func (*RenameRequest) ProcessWithBlobbers added in v1.8.17 

func (req *RenameRequest) ProcessWithBlobbers() ([]fileref.RefEntity, []error)

type RepairRequest 

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

type RepairStatusCB 

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

func (*RepairStatusCB) Completed 

func (cb *RepairStatusCB) Completed(allocationId, filePath string, filename string, mimetype string, size int, op int)

func (*RepairStatusCB) Error 

func (cb *RepairStatusCB) Error(allocationID string, filePath string, op int, err error)

func (*RepairStatusCB) InProgress 

func (cb *RepairStatusCB) InProgress(allocationId, filePath string, op int, completedBytes int, data []byte)

func (*RepairStatusCB) RepairCompleted 

func (cb *RepairStatusCB) RepairCompleted(filesRepaired int)

func (*RepairStatusCB) Started 

func (cb *RepairStatusCB) Started(allocationId, filePath string, op int, totalBytes int)

type ResetBlobberStatsDto added in v1.13.0 

type ResetBlobberStatsDto struct {
	BlobberID     string `json:"blobber_id"`
	PrevAllocated int64  `json:"prev_allocated"`
	PrevSavedData int64  `json:"prev_saved_data"`
	NewAllocated  int64  `json:"new_allocated"`
	NewSavedData  int64  `json:"new_saved_data"`
}

type RollbackBlobber added in v1.8.17 

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

type ShareRequest 

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

func (*ShareRequest) GetFileRef 

func (req *ShareRequest) GetFileRef() (*fileref.FileRef, error)

type SignalContext added in v1.3.0 

type SignalContext struct {
	context.Context
}

SignalContext listen syscall signal to cancel context

type SimilarField added in v1.3.0 

type SimilarField struct {
	FileID              string `json:"file_id"`
	FileMetaHash        string `json:"file_meta_hash"`
	Type                string `json:"type"`
	AllocationID        string `json:"allocation_id"`
	LookupHash          string `json:"lookup_hash"`
	Name                string `json:"name"`
	Path                string `json:"path"`
	PathHash            string `json:"path_hash"`
	ParentPath          string `json:"parent_path"`
	PathLevel           int    `json:"level"`
	Size                int64  `json:"size"`
	EncryptedKey        string `json:"encrypted_key"`
	ActualFileSize      int64  `json:"actual_file_size"`
	ActualFileHash      string `json:"actual_file_hash"`
	MimeType            string `json:"mimetype"`
	ActualThumbnailSize int64  `json:"actual_thumbnail_size"`
	ActualThumbnailHash string `json:"actual_thumbnail_hash"`
}

type StakePoolDelegatePoolInfo 

type StakePoolDelegatePoolInfo struct {
	ID         common.Key     `json:"id"`          // blobber ID
	Balance    common.Balance `json:"balance"`     // current balance
	DelegateID common.Key     `json:"delegate_id"` // wallet
	Rewards    common.Balance `json:"rewards"`     // current
	UnStake    bool           `json:"unstake"`     // want to unstake

	TotalReward  common.Balance   `json:"total_reward"`
	TotalPenalty common.Balance   `json:"total_penalty"`
	Status       string           `json:"status"`
	RoundCreated int64            `json:"round_created"`
	StakedAt     common.Timestamp `json:"staked_at"`
}

StakePoolDelegatePoolInfo represents delegate pool of a stake pool info.

type StakePoolInfo 

type StakePoolInfo struct {
	ID         common.Key     `json:"pool_id"` // pool ID
	Balance    common.Balance `json:"balance"` // total balance
	StakeTotal common.Balance `json:"stake_total"`
	// delegate pools
	Delegate []StakePoolDelegatePoolInfo `json:"delegate"`
	// rewards
	Rewards common.Balance `json:"rewards"`
	// total rewards
	TotalRewards common.Balance `json:"total_rewards"`
	// Settings of the stake pool
	Settings blockchain.StakePoolSettings `json:"settings"`
}

StakePool full info.

func GetStakePoolInfo 

func GetStakePoolInfo(providerType ProviderType, providerID string) (info *StakePoolInfo, err error)

GetStakePoolInfo for given client, or, if the given clientID is empty, for current client of the sdk.

type StakePoolOfferInfo 

type StakePoolOfferInfo struct {
	Lock         common.Balance   `json:"lock"`
	Expire       common.Timestamp `json:"expire"`
	AllocationID common.Key       `json:"allocation_id"`
	IsExpired    bool             `json:"is_expired"`
}

StakePoolOfferInfo represents stake pool offer information.

type StakePoolRewardsInfo 

type StakePoolRewardsInfo struct {
	Charge    common.Balance `json:"charge"`    // total for all time
	Blobber   common.Balance `json:"blobber"`   // total for all time
	Validator common.Balance `json:"validator"` // total for all time
}

StakePoolRewardsInfo represents stake pool rewards.

type StakePoolUserInfo 

type StakePoolUserInfo struct {
	Pools map[common.Key][]*StakePoolDelegatePoolInfo `json:"pools"`
}

StakePoolUserInfo represents user stake pools statistic.

func GetStakePoolUserInfo 

func GetStakePoolUserInfo(clientID string, offset, limit int) (info *StakePoolUserInfo, err error)

GetStakePoolUserInfo obtains blobbers/validators delegate pools statistic for a user. If given clientID is empty string, then current client used.

type StatusBar added in v1.2.1 

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

func NewRepairBar added in v1.8.17 

func NewRepairBar(allocID string) *StatusBar

func (*StatusBar) Completed added in v1.2.1 

func (s *StatusBar) Completed(allocationId, filePath string, filename string, mimetype string, size int, op int)

func (*StatusBar) Error added in v1.2.1 

func (s *StatusBar) Error(allocationID string, filePath string, op int, err error)

func (*StatusBar) InProgress added in v1.2.1 

func (s *StatusBar) InProgress(allocationId, filePath string, op int, completedBytes int, data []byte)

func (*StatusBar) RepairCompleted added in v1.2.1 

func (s *StatusBar) RepairCompleted(filesRepaired int)

func (*StatusBar) Started added in v1.2.1 

func (s *StatusBar) Started(allocationId, filePath string, op int, totalBytes int)

type StatusCallback 

type StatusCallback interface {
	Started(allocationId, filePath string, op int, totalBytes int)
	InProgress(allocationId, filePath string, op int, completedBytes int, data []byte)
	Error(allocationID string, filePath string, op int, err error)
	Completed(allocationId, filePath string, filename string, mimetype string, size int, op int)
	RepairCompleted(filesRepaired int)
}

type StreamDownload added in v1.8.16 

type StreamDownload struct {
	*DownloadRequest
	// contains filtered or unexported fields
}

func (*StreamDownload) Close added in v1.8.16 

func (sd *StreamDownload) Close() error

func (*StreamDownload) Read added in v1.8.16 

func (sd *StreamDownload) Read(b []byte) (int, error)

func (*StreamDownload) Seek added in v1.8.16 

func (sd *StreamDownload) Seek(offset int64, whence int) (int64, error)

type StreamDownloadOption added in v1.8.16 

type StreamDownloadOption struct {
	ContentMode     string
	AuthTicket      string
	BlocksPerMarker uint // Number of blocks to download per request
	VerifyDownload  bool // Verify downloaded data against ValidaitonRoot.
}

type StreamReader added in v1.8.17 

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

func NewStreamReader added in v1.8.17 

func NewStreamReader(dataChan chan *DataChan) *StreamReader

func (*StreamReader) Read added in v1.8.17 

func (r *StreamReader) Read(p []byte) (int, error)

Client should always send bytes equal to less than chunkDataSizePerRead

type Terms 

type Terms struct {
	ReadPrice        common.Balance `json:"read_price"`  // tokens / GB
	WritePrice       common.Balance `json:"write_price"` // tokens / GB
	MaxOfferDuration time.Duration  `json:"max_offer_duration"`
}

Terms represents Blobber terms. A Blobber can update its terms, but any existing offer will use terms of offer signing time.

type UpdateBlobber added in v1.8.17 

type UpdateBlobber struct {
	ID                       common.Key                          `json:"id"`
	BaseURL                  *string                             `json:"url,omitempty"`
	Terms                    *UpdateTerms                        `json:"terms,omitempty"`
	Capacity                 *common.Size                        `json:"capacity,omitempty"`
	Allocated                *common.Size                        `json:"allocated,omitempty"`
	LastHealthCheck          *common.Timestamp                   `json:"last_health_check,omitempty"`
	StakePoolSettings        *blockchain.UpdateStakePoolSettings `json:"stake_pool_settings,omitempty"`
	TotalStake               *int64                              `json:"total_stake,omitempty"`
	UsedAllocation           *int64                              `json:"used_allocation,omitempty"`
	TotalOffers              *int64                              `json:"total_offers,omitempty"`
	TotalServiceCharge       *int64                              `json:"total_service_charge,omitempty"`
	UncollectedServiceCharge *int64                              `json:"uncollected_service_charge,omitempty"`
	IsKilled                 *bool                               `json:"is_killed,omitempty"`
	IsShutdown               *bool                               `json:"is_shutdown,omitempty"`
	NotAvailable             *bool                               `json:"not_available,omitempty"`
}

UpdateBlobber is used during update blobber settings calls. Note the types are of pointer types with omitempty json property. This is done to correctly identify which properties are actually changing.

type UpdateTerms added in v1.8.17 

type UpdateTerms struct {
	ReadPrice        *common.Balance `json:"read_price,omitempty"`  // tokens / GB
	WritePrice       *common.Balance `json:"write_price,omitempty"` // tokens / GB
	MaxOfferDuration *time.Duration  `json:"max_offer_duration,omitempty"`
}

UpdateTerms represents Blobber terms during update blobber calls. A Blobber can update its terms, but any existing offer will use terms of offer signing time.

type UpdateValidator added in v1.8.17 

type UpdateValidator struct {
	ID                       common.Key        `json:"validator_id"`
	BaseURL                  *string           `json:"url,omitempty"`
	DelegateWallet           *string           `json:"delegate_wallet,omitempty"`
	MinStake                 *common.Balance   `json:"min_stake,omitempty"`
	MaxStake                 *common.Balance   `json:"max_stake,omitempty"`
	NumDelegates             *int              `json:"num_delegates,omitempty"`
	ServiceCharge            *float64          `json:"service_charge,omitempty"`
	StakeTotal               *int64            `json:"stake_total,omitempty"`
	TotalServiceCharge       *int64            `json:"total_service_charge,omitempty"`
	UncollectedServiceCharge *int64            `json:"uncollected_service_charge,omitempty"`
	LastHealthCheck          *common.Timestamp `json:"last_health_check,omitempty"`
	IsKilled                 *bool             `json:"is_killed,omitempty"`
	IsShutdown               *bool             `json:"is_shutdown,omitempty"`
}

func (*UpdateValidator) ConvertToValidationNode added in v1.8.17 

func (v *UpdateValidator) ConvertToValidationNode() *blockchain.UpdateValidationNode

type UploadBlobberStatus added in v1.2.88 

type UploadBlobberStatus struct {
	Hasher Hasher

	// UploadLength total bytes that has been uploaded to blobbers
	UploadLength int64 `json:"upload_length,omitempty"`
}

UploadBlobberStatus the status of blobber's upload progress

func (*UploadBlobberStatus) UnmarshalJSON added in v1.5.2 

func (s *UploadBlobberStatus) UnmarshalJSON(b []byte) error

type UploadData added in v1.11.0 

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

type UploadFileMeta 

type UploadFileMeta struct {
	// Name remote file name
	Name string
	// Path remote path
	Path string
	// Hash hash of entire source file
	Hash     string
	MimeType string
	// Size total bytes of entire source file
	Size int64

	// ThumbnailSize total bytes of entire thumbnail
	ThumbnailSize int64
	// ThumbnailHash hash code of entire thumbnail
	ThumbnailHash string
}

type UploadFormData added in v1.2.88 

type UploadFormData struct {
	ConnectionID string `json:"connection_id,omitempty"`
	// Filename remote file name
	Filename string `json:"filename,omitempty"`
	// Path remote path
	Path string `json:"filepath,omitempty"`

	// ValidationRoot is merkle root of sha256 of 64KB as leaf
	ValidationRoot          string `json:"validation_root,omitempty"`
	ValidationRootSignature string `json:"validation_root_signature,omitempty"`
	// Hash hash of shard thumbnail  (encoded,encrypted)
	ThumbnailContentHash string `json:"thumbnail_content_hash,omitempty"`

	// ChallengeHash challenge hash of shard data (encoded, encrypted)
	FixedMerkleRoot string `json:"fixed_merkle_root,omitempty"`

	// ActualHash hash of original file (un-encoded, un-encrypted)
	ActualHash              string `json:"actual_hash,omitempty"`
	ActualFileHashSignature string `json:"actual_file_hash_signature,omitempty"`
	// ActualSize total bytes of original file (un-encoded, un-encrypted)
	ActualSize int64 `json:"actual_size,omitempty"`
	// ActualThumbnailSize total bytes of original thumbnail (un-encoded, un-encrypted)
	ActualThumbSize int64 `json:"actual_thumb_size,omitempty"`
	// ActualThumbnailHash hash of original thumbnail (un-encoded, un-encrypted)
	ActualThumbHash string `json:"actual_thumb_hash,omitempty"`

	MimeType          string `json:"mimetype,omitempty"`
	CustomMeta        string `json:"custom_meta,omitempty"`
	EncryptedKey      string `json:"encrypted_key,omitempty"`
	EncryptedKeyPoint string `json:"encrypted_key_point,omitempty"`

	IsFinal         bool  `json:"is_final,omitempty"`          // all of chunks are uploaded
	ChunkStartIndex int   `json:"chunk_start_index,omitempty"` // start index of chunks.
	ChunkEndIndex   int   `json:"chunk_end_index,omitempty"`   // end index of chunks. all chunks MUST be uploaded one by one because of streaming merkle hash
	ChunkSize       int64 `json:"chunk_size,omitempty"`        // the size of a chunk. 64*1024 is default
	UploadOffset    int64 `json:"upload_offset,omitempty"`     // It is next position that new incoming chunk should be append to
	Size            int64 `json:"size"`                        // total size of shard

}

UploadFormData form data of upload

type UploadOperation added in v1.8.17 

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

func NewUploadOperation added in v1.8.17 

func NewUploadOperation(ctx context.Context, workdir string, allocObj *Allocation, connectionID string, fileMeta FileMeta, fileReader io.Reader, isUpdate, isWebstreaming, isRepair, isMemoryDownload bool, opts ...ChunkedUploadOption) (*UploadOperation, string, error)

func (*UploadOperation) Completed added in v1.8.17 

func (uo *UploadOperation) Completed(allocObj *Allocation)

func (*UploadOperation) Error added in v1.8.17 

func (uo *UploadOperation) Error(allocObj *Allocation, consensus int, err error)

func (*UploadOperation) Process added in v1.8.17 

func (uo *UploadOperation) Process(allocObj *Allocation, connectionID string) ([]fileref.RefEntity, zboxutil.Uint128, error)

func (*UploadOperation) Verify added in v1.8.17 

func (uo *UploadOperation) Verify(allocationObj *Allocation) error

type UploadProgress added in v1.2.88 

type UploadProgress struct {
	ID string `json:"id"`
	// Lat updated time
	LastUpdated common.Timestamp `json:"last_updated,omitempty"`
	// ChunkSize size of chunk
	ChunkSize   int64 `json:"chunk_size,omitempty"`
	ActualSize  int64 `json:"actual_size,omitempty"`
	ChunkNumber int   `json:"chunk_number,omitempty"`
	// EncryptOnUpload encrypt data on upload or not
	EncryptOnUpload   bool   `json:"is_encrypted,omitempty"`
	EncryptPrivateKey string `json:"-"`
	EncryptedKeyPoint string `json:"encrypted_key_point,omitempty"`

	// ConnectionID chunked upload connection_id
	ConnectionID string `json:"connection_id,omitempty"`
	// ChunkIndex index of last updated chunk
	ChunkIndex int `json:"chunk_index,omitempty"`
	// UploadLength total bytes that has been uploaded to blobbers
	UploadLength int64 `json:"-"`
	// ReadLength total bytes that has been read from original reader (un-encoded, un-encrypted)
	ReadLength int64 `json:"-"`

	Blobbers []*UploadBlobberStatus `json:"-"`
}

UploadProgress progress of upload

type UploadResult added in v1.2.88 

type UploadResult struct {
	Filename   string `json:"filename"`
	ShardSize  int64  `json:"size"`
	Hash       string `json:"content_hash,omitempty"`
	MerkleRoot string `json:"merkle_root,omitempty"`
}

type Validator added in v1.8.5 

type Validator struct {
	ID                       common.Key       `json:"validator_id"`
	BaseURL                  string           `json:"url"`
	PublicKey                string           `json:"-"`
	DelegateWallet           string           `json:"delegate_wallet"`
	MinStake                 common.Balance   `json:"min_stake"`
	MaxStake                 common.Balance   `json:"max_stake"`
	NumDelegates             int              `json:"num_delegates"`
	ServiceCharge            float64          `json:"service_charge"`
	StakeTotal               int64            `json:"stake_total"`
	TotalServiceCharge       int64            `json:"total_service_charge"`
	UncollectedServiceCharge int64            `json:"uncollected_service_charge"`
	LastHealthCheck          common.Timestamp `json:"last_health_check"`
	IsKilled                 bool             `json:"is_killed"`
	IsShutdown               bool             `json:"is_shutdown"`
}

func GetValidator added in v1.8.5 

func GetValidator(validatorID string) (validator *Validator, err error)

GetValidator instance.

func GetValidators added in v1.8.5 

func GetValidators() (validators []*Validator, err error)

List all validators

type WMLockResult added in v1.7.3 

type WMLockResult struct {
	Status    WMLockStatus `json:"status,omitempty"`
	CreatedAt int64        `json:"created_at,omitempty"`
}

type WMLockStatus added in v1.7.3 

type WMLockStatus int
const (
	WMLockStatusFailed WMLockStatus = iota
	WMLockStatusPending
	WMLockStatusOK
)

type WriteMarkerMutex added in v1.7.3 

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

WriteMarkerMutex blobber WriteMarkerMutex client

func CreateWriteMarkerMutex added in v1.7.3 

func CreateWriteMarkerMutex(client *client.Client, allocationObj *Allocation) (*WriteMarkerMutex, error)

CreateWriteMarkerMutex create WriteMarkerMutex for allocation

func (*WriteMarkerMutex) Lock added in v1.7.3 

func (wmMu *WriteMarkerMutex) Lock(
	ctx context.Context, mask *zboxutil.Uint128,
	maskMu *sync.Mutex, blobbers []*blockchain.StorageNode,
	consensus *Consensus, addConsensus int, timeOut time.Duration, connID string) error

func (*WriteMarkerMutex) Unlock added in v1.7.3 

func (wmMu *WriteMarkerMutex) Unlock(
	ctx context.Context, mask zboxutil.Uint128,
	blobbers []*blockchain.StorageNode,
	timeOut time.Duration, connID string,
)

func (*WriteMarkerMutex) UnlockBlobber added in v1.8.9 

func (wmMu *WriteMarkerMutex) UnlockBlobber(
	ctx context.Context, b *blockchain.StorageNode,
	connID string, timeOut time.Duration, wg *sync.WaitGroup,
)

Change status code to 204

type YoutubeDL added in v1.2.88 

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

YoutubeDL wrap youtube-dl to download video from youtube

func CreateYoutubeDL added in v1.2.88 

func CreateYoutubeDL(ctx context.Context, localPath string, feedURL string, downloadArgs []string, ffmpegArgs []string, delay int) (*YoutubeDL, error)

CreateYoutubeDL create a youtube-dl instance to download video file from youtube

func (*YoutubeDL) Close added in v1.2.88 

func (r *YoutubeDL) Close() error

Close implements io.Closer

func (*YoutubeDL) GetClipsFile added in v1.2.88 

func (r *YoutubeDL) GetClipsFile(clipsIndex int) string

GetClipsFile get clips file

func (*YoutubeDL) GetClipsFileName added in v1.2.88 

func (r *YoutubeDL) GetClipsFileName(clipsIndex int) string

GetClipsFileName get clips file name

func (*YoutubeDL) GetFileContentType added in v1.2.88 

func (r *YoutubeDL) GetFileContentType() (string, error)

GetFileContentType get MIME type

func (*YoutubeDL) Read added in v1.2.88 

func (r *YoutubeDL) Read(p []byte) (int, error)

Read implements io.Raader

func (*YoutubeDL) Size added in v1.2.88 

func (r *YoutubeDL) Size() int64

Size get current clips size

Source Files

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