sdk

package
v1.0.45 Latest Latest
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 Go to latest Published: Apr 10, 2020 License: MIT Imports: 38 Imported by: 10

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Index

Constants

View Source 
const (
	DOWNLOAD_CONTENT_FULL  = "full"
	DOWNLOAD_CONTENT_THUMB = "thumbnail"
)
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 STORAGE_SCADDRESS = "6dba10422e368813802877a85039d3985d96760ed844092319743fb3a76712d7"

Variables

This section is empty.

Functions

func AddBlockDownloadReq 

func AddBlockDownloadReq(req *BlockDownloadRequest)

func AddCommitRequest 

func AddCommitRequest(req *CommitRequest)

func CancelAlloctioan added in v1.0.41 

func CancelAlloctioan(allocID string) (string, error)

func CommitToFabric 

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

func CreateAllocation 

func CreateAllocation(datashards, parityshards int, size, expiry int64,
	readPrice, writePrice PriceRange, lock int64) (
	string, error)

func CreateAllocationForOwner 

func CreateAllocationForOwner(owner, ownerpublickey string,
	datashards, parityshards int,
	size, expiry int64, readPrice, writePrice PriceRange, lock int64,
	preferredBlobbers []string) (string, error)

func CreateReadPool 

func CreateReadPool() (err error)

func FinalizeAllocation 

func FinalizeAllocation(allocID string) (string, error)

func GetClientEncryptedPublicKey 

func GetClientEncryptedPublicKey() (string, error)

func GetVersion 

func GetVersion() string

GetVersion - returns version string

func InitBlockDownloader 

func InitBlockDownloader(blobbers []*blockchain.StorageNode)

func InitCommitWorker 

func InitCommitWorker(blobbers []*blockchain.StorageNode)

func InitStorageSDK 

func InitStorageSDK(clientJson string, miners []string, sharders []string, chainID string, signatureScheme string, preferredBlobbers []string) error

func ReadPoolLock 

func ReadPoolLock(dur time.Duration, tokens, fee int64) (err error)

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

func ReadPoolUnlock 

func ReadPoolUnlock(poolID string, fee int64) (err error)

ReadPoolUnlock unlocks tokens in expired read pool

func SetLogFile 

func SetLogFile(logFile string, verbose bool)

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

func SetMaxTxnQuery 

func SetMaxTxnQuery(num int)

func SetNumBlockDownloads 

func SetNumBlockDownloads(num int)

func SetQuerySleepTime 

func SetQuerySleepTime(time int)

func StakePoolLock 

func StakePoolLock(value, fee int64) (err error)

StakePoolLock locks tokens lack in stake pool

func StakePoolUnlock 

func StakePoolUnlock(fee int64) (err error)

StakePoolUnlock unlocks a stake pool overfill.

func UpdateAllocation 

func UpdateAllocation(size int64, expiry int64, allocationID string) (string, error)

func WritePoolLock 

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

WritePoolLock unlocks tokens in expired write pool

Types

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"`

	// 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"`
	// ChallengeCompletionTime is max challenge completion time of
	// all blobbers of the allocation.
	ChallengeCompletionTime time.Duration `json:"challenge_completion_time"`
	// Finalized allocation.
	Finalized bool `json:"finalized,omitempty"`
	// Canceled allocation.
	Canceled bool `json:"canceled,omitempty"`
	// 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)

func (*Allocation) CancelDownload 

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

func (*Allocation) CommitMetaTransaction 

func (a *Allocation) CommitMetaTransaction(path, crudOperation, authTicket, lookupHash string, fileMeta *ConsolidatedFileMeta, status StatusCallback) (err error)

func (*Allocation) CopyObject 

func (a *Allocation) CopyObject(path string, destPath string) error

func (*Allocation) DeleteFile 

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

func (*Allocation) DownloadFile 

func (a *Allocation) DownloadFile(localPath string, remotePath string, status StatusCallback) error

func (*Allocation) DownloadFromAuthTicket 

func (a *Allocation) DownloadFromAuthTicket(localPath string, authTicket string, remoteLookupHash string, remoteFilename string, status StatusCallback) error

func (*Allocation) DownloadThumbnail 

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

func (*Allocation) DownloadThumbnailFromAuthTicket 

func (a *Allocation) DownloadThumbnailFromAuthTicket(localPath string, authTicket string, remoteLookupHash string, remoteFilename string, status StatusCallback) error

func (*Allocation) EncryptAndUpdateFile 

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

func (*Allocation) EncryptAndUpdateFileWithThumbnail 

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

func (*Allocation) EncryptAndUploadFile 

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

func (*Allocation) EncryptAndUploadFileWithThumbnail 

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

func (*Allocation) GetAllocationDiff 

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

func (*Allocation) GetAuthTicket 

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

func (*Allocation) GetAuthTicketForShare 

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

func (a *Allocation) GetStats() *AllocationStats

func (*Allocation) InitAllocation 

func (a *Allocation) InitAllocation()

func (*Allocation) ListDir 

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

func (*Allocation) ListDirFromAuthTicket 

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

func (*Allocation) MoveObject 

func (a *Allocation) MoveObject(path string, destPath string) error

func (*Allocation) RenameObject 

func (a *Allocation) RenameObject(path string, destName string) error

func (*Allocation) RepairFile 

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

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) UnderRepair added in v1.0.31 

func (a *Allocation) UnderRepair() bool

func (*Allocation) UpdateFile 

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

func (*Allocation) UpdateFileWithThumbnail 

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

func (*Allocation) UpdateRepairStatus added in v1.0.31 

func (a *Allocation) UpdateRepairStatus(value bool)

func (*Allocation) UploadFile 

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

func (*Allocation) UploadFileWithThumbnail 

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

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)

type Blobber 

type Blobber struct {
	ID              common.Key       `json:"id"`
	BaseURL         string           `json:"url"`
	Terms           Terms            `json:"terms"`
	Capacity        common.Size      `json:"capacity"`
	Used            common.Size      `json:"used"`
	LastHealthCheck common.Timestamp `json:"last_health_check"`
	PublicKey       string           `json:"-"`
}

func GetBlobbers 

func GetBlobbers() (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"`
}

type BlockDownloadRequest 

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

type ChallengePoolInfo 

type ChallengePoolInfo = WritePoolInfo

ChallengePoolInfo is alias for WritePoolInfo

func GetChallengePoolInfo 

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

GetChallengePoolInfo for given allocation.

type CommitMetaData 

type CommitMetaData struct {
	CrudType string
	MetaData *ConsolidatedFileMeta
}

type CommitMetaRequest 

type CommitMetaRequest struct {
	CommitMetaData
	// contains filtered or unexported fields
}

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 {
	// contains filtered or unexported fields
}

type ConsolidatedFileMeta 

type ConsolidatedFileMeta struct {
	Name         string
	Type         string
	Path         string
	LookupHash   string
	Hash         string
	MimeType     string
	Size         int64
	EncryptedKey string
}

type CopyRequest 

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

func (*CopyRequest) ProcessCopy 

func (req *CopyRequest) ProcessCopy() error

type DeleteRequest 

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

func (*DeleteRequest) ProcessDelete 

func (req *DeleteRequest) ProcessDelete() error

type DownloadRequest 

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

type FileDiff 

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

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"`
}

type ListRequest 

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

func (*ListRequest) GetListFromBlobbers 

func (req *ListRequest) GetListFromBlobbers() *ListResult

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"`
	MimeType      string        `json:"mimetype,omitempty"`
	NumBlocks     int64         `json:"num_blocks"`
	LookupHash    string        `json:"lookup_hash"`
	EncryptionKey string        `json:"encryption_key"`
	Children      []*ListResult `json:"list"`
	Consensus     `json:"-"`
}

type PriceRange 

type PriceRange struct {
	Min int64 `json:"min"`
	Max int64 `json:"max"`
}

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

func (*PriceRange) IsValid 

func (pr *PriceRange) IsValid() bool

IsValid price range.

type ReadPoolInfo added in v1.0.39 

type ReadPoolInfo struct {
	Stats []*ReadPoolStat `json:"stats"`
}

ReadPoolInfo is set of read pool locks statistic.

func GetReadPoolInfo 

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

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

type ReadPoolStat added in v1.0.39 

type ReadPoolStat struct {
	ID        common.Key       `json:"pool_id"`
	StartTime common.Timestamp `json:"start_time"`
	Duration  time.Duration    `json:"duration"`
	TimeLeft  time.Duration    `json:"time_left"`
	Locked    bool             `json:"locked"`
	Balance   common.Balance   `json:"balance"`
}

ReadPoolStat is number of tokens and locking status for the tokens.

type ReferencePathResult 

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

type RenameRequest 

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

func (*RenameRequest) ProcessRename 

func (req *RenameRequest) ProcessRename() error

type ShareRequest 

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

func (*ShareRequest) GetAuthTicket 

func (req *ShareRequest) GetAuthTicket(clientID string) (string, error)

func (*ShareRequest) GetAuthTicketForEncryptedFile 

func (req *ShareRequest) GetAuthTicketForEncryptedFile(clientID string, encPublicKey string) (string, error)

type StakePoolInfo 

type StakePoolInfo struct {
	ID            common.Key     `json:"pool_id"`
	Locked        common.Balance `json:"locked"`
	OffersTotal   common.Balance `json:"offers_total"`
	CapacityStake common.Balance `json:"capacity_stake"`
	Lack          common.Balance `json:"lack"`
	Overfill      common.Balance `json:"overfill"`

	Offers []*StakePoolOfferStat `json:"offers"`
}

func GetStakePoolInfo 

func GetStakePoolInfo(blobberID string) (info *StakePoolInfo, err error)

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

type StakePoolOfferStat added in v1.0.39 

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

type StatusCallback 

type StatusCallback interface {
	Started(allocationId, filePath string, op int, totalBytes int)
	InProgress(allocationId, filePath string, op int, completedBytes int)
	Error(allocationID string, filePath string, op int, err error)
	Completed(allocationId, filePath string, filename string, mimetype string, size int, op int)
	CommitMetaCompleted(request, response string, err error)
}

type StorageSCConfig 

type StorageSCConfig struct {
	ChallengeEnabled           bool                      `json:"challenge_enabled"`
	ChallengeRatePerMBMin      time.Duration             `json:"challenge_rate_per_mb_min"`
	MinAllocSize               common.Size               `json:"min_alloc_size"` // size, bytes
	MinAllocDuration           time.Duration             `json:"min_alloc_duration"`
	MaxChallengeCompletionTime time.Duration             `json:"max_challenge_completion_time"`
	MinOfferDuration           time.Duration             `json:"min_offer_duration"`
	MinBlobberCapacity         common.Size               `json:"min_blobber_capacity"`
	ReadPool                   *StorageSCReadPoolConfig  `json:"readpool"`
	WritePool                  *StorageSCWritePoolConfig `json:"writepool"`
	ValidatorReward            float64                   `json:"validator_reward"`
	BlobberSlash               float64                   `json:"blobber_slash"`
}

func GetStorageSCConfig 

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

type StorageSCReadPoolConfig added in v1.0.39 

type StorageSCReadPoolConfig struct {
	MinLock       common.Balance `json:"min_lock"`
	MinLockPeriod time.Duration  `json:"min_lock_period"`
	MaxLockPeriod time.Duration  `json:"max_lock_period"`
}

type StorageSCWritePoolConfig added in v1.0.39 

type StorageSCWritePoolConfig struct {
	MinLock common.Balance `json:"min_lock"`
}

type Terms 

type Terms struct {
	ReadPrice               common.Balance `json:"read_price"`  // tokens / GB
	WritePrice              common.Balance `json:"write_price"` // tokens / GB
	MinLockDemand           float64        `json:"min_lock_demand"`
	MaxOfferDuration        time.Duration  `json:"max_offer_duration"`
	ChallengeCompletionTime time.Duration  `json:"challenge_completion_time"`
}

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

type UploadFileMeta 

type UploadFileMeta struct {
	Name          string
	Path          string
	Hash          string
	MimeType      string
	Size          int64
	ThumbnailSize int64
	ThumbnailHash string
}

type UploadRequest 

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

type WritePoolInfo added in v1.0.39 

type WritePoolInfo struct {
	ID         common.Key       `json:"pool_id"`
	Balance    common.Balance   `json:"balance"`
	StartTime  common.Timestamp `json:"start_time"`
	Expiration common.Timestamp `json:"expiration"`
	Finalized  bool             `json:"finalized"`
}

func GetWritePoolInfo 

func GetWritePoolInfo(allocID string) (info *WritePoolInfo, err error)

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

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