quickfs

README

quickfs

QuickFS is a Network Filesystem Protocol

Unlike NFS it is stateless. Unlike WebDAV it is low level.

Documentation

Index

• type CachedFileSystem
  • func (fs *CachedFileSystem) Init(f2 *FileSystem, size int) *CachedFileSystem
  • func (fs *CachedFileSystem) Mkfile(id *uuid.UUID) error
  • func (fs *CachedFileSystem) ReadAt(id *uuid.UUID, b []byte, off int64) (int, error)
  • func (fs *CachedFileSystem) Readdirnames(id *uuid.UUID) ([]string, error)
  • func (fs *CachedFileSystem) Stat(id *uuid.UUID) (os.FileInfo, error)
  • func (fs *CachedFileSystem) Truncate(id *uuid.UUID, size int64) error
  • func (fs *CachedFileSystem) WriteAt(id *uuid.UUID, b []byte, off int64) (int, error)
• type Facade
• type Facade2
• type FileSystem
  • func (fs *FileSystem) Chtimes(id *uuid.UUID, atime time.Time, mtime time.Time) error
  • func (fs *FileSystem) DelDirent(id *uuid.UUID, name string) error
  • func (fs *FileSystem) DelDirentFull(id *uuid.UUID, name string) error
  • func (fs *FileSystem) Lookup(id *uuid.UUID, name string) (*uuid.UUID, error)
  • func (fs *FileSystem) Mkdir(id *uuid.UUID) error
  • func (fs *FileSystem) Open(id *uuid.UUID, flag int) (*os.File, error)
  • func (fs *FileSystem) PutDirent(id *uuid.UUID, name string, child *uuid.UUID) error
  • func (fs *FileSystem) Stat(id *uuid.UUID) (os.FileInfo, error)
• type HL_Wrap
  • func (h *HL_Wrap) HL_Delete(id *uuid.UUID, name string) error
  • func (h *HL_Wrap) HL_Mkdir(id *uuid.UUID, name string) (*uuid.UUID, error)
  • func (h *HL_Wrap) HL_Mkfile(id *uuid.UUID, name string) (*uuid.UUID, error)
  • func (h *HL_Wrap) HL_Movelink(oid *uuid.UUID, oname string, nid *uuid.UUID, nname string) error
  • func (h *HL_Wrap) HL_ReadAt(id *uuid.UUID, b []byte, off int64) ([]byte, error)
  • func (h *HL_Wrap) HL_ReadAt2(id *uuid.UUID, size int, off int64) ([]byte, error)
  • func (h *HL_Wrap) HL_Stat(id *uuid.UUID, sb *Statbuf) error
• type LL_Facade
• type Statbuf
  • func (s *Statbuf) FromFileInfo(i os.FileInfo)

Types

type CachedFileSystem

type CachedFileSystem struct {
	*FileSystem
	Cache *lru.Cache
}

func (*CachedFileSystem) Init

func (fs *CachedFileSystem) Init(f2 *FileSystem, size int) *CachedFileSystem

func (*CachedFileSystem) Mkfile

func (fs *CachedFileSystem) Mkfile(id *uuid.UUID) error

func (*CachedFileSystem) ReadAt

func (fs *CachedFileSystem) ReadAt(id *uuid.UUID, b []byte, off int64) (int, error)

func (*CachedFileSystem) Readdirnames

func (fs *CachedFileSystem) Readdirnames(id *uuid.UUID) ([]string, error)

func (*CachedFileSystem) Stat

func (fs *CachedFileSystem) Stat(id *uuid.UUID) (os.FileInfo, error)

func (*CachedFileSystem) Truncate

func (fs *CachedFileSystem) Truncate(id *uuid.UUID, size int64) error

func (*CachedFileSystem) WriteAt

func (fs *CachedFileSystem) WriteAt(id *uuid.UUID, b []byte, off int64) (int, error)

type Facade

type Facade interface {
	Lookup(id *uuid.UUID, name string) (*uuid.UUID, error)
	Chtimes(id *uuid.UUID, atime time.Time, mtime time.Time) error
	Truncate(id *uuid.UUID, size int64) error
	WriteAt(id *uuid.UUID, b []byte, off int64) (int, error)
	Readdirnames(id *uuid.UUID) ([]string, error)
}

type Facade2

type Facade2 interface {
	Facade
	HL_Mkdir(id *uuid.UUID, name string) (*uuid.UUID, error)
	HL_Mkfile(id *uuid.UUID, name string) (*uuid.UUID, error)
	HL_Stat(id *uuid.UUID, sb *Statbuf) error
	HL_Delete(id *uuid.UUID, name string) error
	HL_ReadAt(id *uuid.UUID, b []byte, off int64) ([]byte, error)
	HL_Movelink(oid *uuid.UUID, oname string, nid *uuid.UUID, nname string) error

	// RPC-Friendly version of HL_ReadAt
	HL_ReadAt2(id *uuid.UUID, size int, off int64) ([]byte, error)
}

type FileSystem

type FileSystem struct {
	Prefix string
}

func (*FileSystem) Chtimes

func (fs *FileSystem) Chtimes(id *uuid.UUID, atime time.Time, mtime time.Time) error

func (*FileSystem) DelDirent

func (fs *FileSystem) DelDirent(id *uuid.UUID, name string) error

func (*FileSystem) DelDirentFull

func (fs *FileSystem) DelDirentFull(id *uuid.UUID, name string) error

func (*FileSystem) Lookup

func (fs *FileSystem) Lookup(id *uuid.UUID, name string) (*uuid.UUID, error)

func (*FileSystem) Mkdir

func (fs *FileSystem) Mkdir(id *uuid.UUID) error

func (*FileSystem) Open

func (fs *FileSystem) Open(id *uuid.UUID, flag int) (*os.File, error)

func (*FileSystem) PutDirent

func (fs *FileSystem) PutDirent(id *uuid.UUID, name string, child *uuid.UUID) error

func (*FileSystem) Stat

func (fs *FileSystem) Stat(id *uuid.UUID) (os.FileInfo, error)

type HL_Wrap

type HL_Wrap struct {
	LL_Facade
}

func (*HL_Wrap) HL_Delete

func (h *HL_Wrap) HL_Delete(id *uuid.UUID, name string) error

func (*HL_Wrap) HL_Mkdir

func (h *HL_Wrap) HL_Mkdir(id *uuid.UUID, name string) (*uuid.UUID, error)

func (*HL_Wrap) HL_Mkfile

func (h *HL_Wrap) HL_Mkfile(id *uuid.UUID, name string) (*uuid.UUID, error)

func (*HL_Wrap) HL_Movelink

func (h *HL_Wrap) HL_Movelink(oid *uuid.UUID, oname string, nid *uuid.UUID, nname string) error

func (*HL_Wrap) HL_ReadAt

func (h *HL_Wrap) HL_ReadAt(id *uuid.UUID, b []byte, off int64) ([]byte, error)

func (*HL_Wrap) HL_ReadAt2

func (h *HL_Wrap) HL_ReadAt2(id *uuid.UUID, size int, off int64) ([]byte, error)

func (*HL_Wrap) HL_Stat

func (h *HL_Wrap) HL_Stat(id *uuid.UUID, sb *Statbuf) error

type LL_Facade

type LL_Facade interface {
	Facade
	Stat(id *uuid.UUID) (os.FileInfo, error)
	Mkfile(id *uuid.UUID) error
	Mkdir(id *uuid.UUID) error
	PutDirent(id *uuid.UUID, name string, child *uuid.UUID) error
	DelDirent(id *uuid.UUID, name string) error
	DelDirentFull(id *uuid.UUID, name string) error
	ReadAt(id *uuid.UUID, b []byte, off int64) (int, error)
}

type Statbuf

type Statbuf struct {
	Size      int64
	ModTime   time.Time
	IsDir     bool
	IsRegular bool
}

func (*Statbuf) FromFileInfo

func (s *Statbuf) FromFileInfo(i os.FileInfo)