storage

package
v0.2.7-alpha Latest Latest
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 Go to latest Published: Oct 13, 2023 License: ISC Imports: 20 Imported by: 0

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Constants

View Source 
const VERSION string = "0.2.1"

Variables

This section is empty.

Functions

func Backends 

func Backends() []string

func Register 

func Register(name string, backend func() RepositoryBackend)

Types

type Reader 

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

func (*Reader) Close 

func (reader *Reader) Close() error

func (*Reader) GetContentType 

func (reader *Reader) GetContentType() string

func (*Reader) Read 

func (reader *Reader) Read(buf []byte) (int, error)

func (*Reader) Seek 

func (reader *Reader) Seek(offset int64, whence int) (int64, error)

type Repository 

type Repository struct {
	Location    string
	Username    string
	Hostname    string
	CommandLine string
	MachineID   string

	Cache *cache.Cache
	Key   []byte
	// contains filtered or unexported fields
}

func Create 

func Create(location string, configuration RepositoryConfig) (*Repository, error)

func New 

func New(location string) (*Repository, error)

func Open 

func Open(location string) (*Repository, error)

func (*Repository) CheckChunk 

func (repository *Repository) CheckChunk(checksum [32]byte) (bool, error)

func (*Repository) CheckObject 

func (repository *Repository) CheckObject(checksum [32]byte) (bool, error)

func (*Repository) Close 

func (repository *Repository) Close() error

func (*Repository) Configuration 

func (repository *Repository) Configuration() RepositoryConfig

func (*Repository) DeleteChunk 

func (repository *Repository) DeleteChunk(checksum [32]byte) error

func (*Repository) DeleteObject 

func (repository *Repository) DeleteObject(checksum [32]byte) error

func (*Repository) GetCache 

func (repository *Repository) GetCache() *cache.Cache

func (*Repository) GetChunk 

func (repository *Repository) GetChunk(checksum [32]byte) ([]byte, error)

func (*Repository) GetChunks 

func (repository *Repository) GetChunks() ([][32]byte, error)

func (*Repository) GetCommandLine 

func (repository *Repository) GetCommandLine() string

func (*Repository) GetFilesystem 

func (repository *Repository) GetFilesystem(indexID uuid.UUID) ([]byte, error)

func (*Repository) GetHostname 

func (repository *Repository) GetHostname() string

func (*Repository) GetIndex 

func (repository *Repository) GetIndex(indexID uuid.UUID) ([]byte, error)

func (*Repository) GetIndexes 

func (repository *Repository) GetIndexes() ([]uuid.UUID, error)

func (*Repository) GetMachineID 

func (repository *Repository) GetMachineID() string

func (*Repository) GetMetadata 

func (repository *Repository) GetMetadata(indexID uuid.UUID) ([]byte, error)

func (*Repository) GetObject 

func (repository *Repository) GetObject(checksum [32]byte) ([]byte, error)

func (*Repository) GetObjects 

func (repository *Repository) GetObjects() ([][32]byte, error)

func (*Repository) GetSecret 

func (repository *Repository) GetSecret() []byte

func (*Repository) GetUsername 

func (repository *Repository) GetUsername() string

func (*Repository) NewReader 

func (repository *Repository) NewReader(rdIndex *index.Index, pathname string) (*Reader, error)

func (*Repository) Purge 

func (repository *Repository) Purge(indexID uuid.UUID) error

func (*Repository) PutChunk 

func (repository *Repository) PutChunk(checksum [32]byte, data []byte) (int, error)

func (*Repository) PutFilesystem 

func (repository *Repository) PutFilesystem(indexID uuid.UUID, data []byte) (int, error)

func (*Repository) PutIndex 

func (repository *Repository) PutIndex(indexID uuid.UUID, data []byte) (int, error)

func (*Repository) PutMetadata 

func (repository *Repository) PutMetadata(indexID uuid.UUID, data []byte) (int, error)

func (*Repository) PutObject 

func (repository *Repository) PutObject(checksum [32]byte, data []byte) (int, error)

func (*Repository) SetCache 

func (repository *Repository) SetCache(localCache *cache.Cache) error

func (*Repository) SetCommandLine 

func (repository *Repository) SetCommandLine(commandLine string) error

func (*Repository) SetHostname 

func (repository *Repository) SetHostname(hostname string) error

func (*Repository) SetMachineID 

func (repository *Repository) SetMachineID(machineID string) error

func (*Repository) SetSecret 

func (repository *Repository) SetSecret(secret []byte) error

func (*Repository) SetUsername 

func (repository *Repository) SetUsername(username string) error

func (*Repository) Transaction 

func (repository *Repository) Transaction(indexID uuid.UUID) (*Transaction, error)

type RepositoryBackend 

type RepositoryBackend interface {
	Create(repository string, configuration RepositoryConfig) error
	Open(repository string) error
	Configuration() RepositoryConfig

	Transaction(indexID uuid.UUID) (TransactionBackend, error)

	GetIndexes() ([]uuid.UUID, error)
	GetMetadata(indexID uuid.UUID) ([]byte, error)
	PutMetadata(indexID uuid.UUID, data []byte) error
	GetIndex(indexID uuid.UUID) ([]byte, error)
	PutIndex(indexID uuid.UUID, data []byte) error
	GetFilesystem(indexID uuid.UUID) ([]byte, error)
	PutFilesystem(indexID uuid.UUID, data []byte) error

	GetObjects() ([][32]byte, error)
	GetObject(checksum [32]byte) ([]byte, error)
	CheckObject(checksum [32]byte) (bool, error)
	PutObject(checksum [32]byte, data []byte) error
	DeleteObject(checksum [32]byte) error

	GetChunks() ([][32]byte, error)
	GetChunk(checksum [32]byte) ([]byte, error)
	CheckChunk(checksum [32]byte) (bool, error)
	PutChunk(checksum [32]byte, data []byte) error
	DeleteChunk(checksum [32]byte) error

	Purge(indexID uuid.UUID) error

	Close() error
}

type RepositoryConfig 

type RepositoryConfig struct {
	CreationTime time.Time
	RepositoryID uuid.UUID
	Version      string
	Encryption   string
	Compression  string
	Hashing      string
}

type Transaction 

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

func (*Transaction) Commit 

func (transaction *Transaction) Commit() error

func (*Transaction) GetUuid 

func (transaction *Transaction) GetUuid() uuid.UUID

func (*Transaction) PutFilesystem 

func (transaction *Transaction) PutFilesystem(data []byte) (int, error)

func (*Transaction) PutIndex 

func (transaction *Transaction) PutIndex(data []byte) (int, error)

func (*Transaction) PutMetadata 

func (transaction *Transaction) PutMetadata(data []byte) (int, error)

type TransactionBackend 

type TransactionBackend interface {
	GetUuid() uuid.UUID

	PutObject(checksum [32]byte, data []byte) error
	PutChunk(checksum [32]byte, data []byte) error

	PutMetadata(data []byte) error
	PutIndex(data []byte) error
	PutFilesystem(data []byte) error

	Commit() error
}

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