pfi

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v0.0.0-...-dde4a86 Latest Latest Go to latest Published: Jun 14, 2022 License: MPL-2.0 Imports: 10 Imported by: 0

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Repository

github.com/cpssd-students/paranoid

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Documentation ¶

Index ¶

Variables
func GetFuseReturnCode(retcode returncodes.Code) fuse.Status
func StartPfi()
type ParanoidFile
type ParanoidFileSystem

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	// SendOverNetwork determines whether the message should be send over network
	// or locally
	SendOverNetwork bool
)

Functions ¶

func GetFuseReturnCode ¶

func GetFuseReturnCode(retcode returncodes.Code) fuse.Status

GetFuseReturnCode from the internal return code

func StartPfi ¶

func StartPfi()

StartPfi with given verbosity level

Types ¶

type ParanoidFile ¶

type ParanoidFile struct {
	Name string
	nodefs.File
}

ParanoidFile is a custom file struct with read and write functions

func (*ParanoidFile) Chmod ¶

func (f *ParanoidFile) Chmod(perms uint32) fuse.Status

Chmod changes the permission flags of the file

func (*ParanoidFile) Read ¶

func (f *ParanoidFile) Read(buf []byte, off int64) (fuse.ReadResult, fuse.Status)

Read reads a file and returns an array of bytes

func (*ParanoidFile) Truncate ¶

func (f *ParanoidFile) Truncate(size uint64) fuse.Status

Truncate is called when a file is to be reduced in length to size.

func (*ParanoidFile) Utimens ¶

func (f *ParanoidFile) Utimens(atime *time.Time, mtime *time.Time) fuse.Status

Utimens updates the access and mofication time of the file.

func (*ParanoidFile) Write ¶

func (f *ParanoidFile) Write(content []byte, off int64) (uint32, fuse.Status)

Write writes to a file

type ParanoidFileSystem ¶

type ParanoidFileSystem struct {
	pathfs.FileSystem
}

ParanoidFileSystem is the struct which holds all the custom filesystem functions cpssd-students provides

func (*ParanoidFileSystem) Access ¶

func (fs *ParanoidFileSystem) Access(name string, mode uint32, context *fuse.Context) fuse.Status

Access is called by fuse to see if it has access to a certain file

func (*ParanoidFileSystem) Chmod ¶

func (fs *ParanoidFileSystem) Chmod(
	name string, perms uint32, context *fuse.Context,
) fuse.Status

Chmod is called when the permissions of a file are to be changed

func (*ParanoidFileSystem) Create ¶

func (fs *ParanoidFileSystem) Create(
	name string, flags uint32, mode uint32, context *fuse.Context,
) (nodefs.File, fuse.Status)

Create is called when a new file is to be created.

func (*ParanoidFileSystem) GetAttr ¶

func (fs *ParanoidFileSystem) GetAttr(
	name string, context *fuse.Context,
) (*fuse.Attr, fuse.Status)

GetAttr is called by fuse when the attributes of a file or directory are needed. (pfs stat)

func (*ParanoidFileSystem) Link ¶

func (fs *ParanoidFileSystem) Link(
	oldName string, newName string, context *fuse.Context,
) fuse.Status

Link creates a hard link from newName to oldName

func (*ParanoidFileSystem) Mkdir ¶

func (fs *ParanoidFileSystem) Mkdir(name string, mode uint32, context *fuse.Context) fuse.Status

Mkdir is called when creating a directory

func (*ParanoidFileSystem) Open ¶

func (fs *ParanoidFileSystem) Open(
	name string, flags uint32, context *fuse.Context,
) (nodefs.File, fuse.Status)

Open is called to get a custom file object for a certain file so that Read and Write (among others) opperations can be executed on this custom file object (ParanoidFile, see below)

func (*ParanoidFileSystem) OpenDir ¶

func (fs *ParanoidFileSystem) OpenDir(
	name string, context *fuse.Context,
) ([]fuse.DirEntry, fuse.Status)

OpenDir is called when the contents of a directory are needed.

func (*ParanoidFileSystem) Readlink ¶

func (fs *ParanoidFileSystem) Readlink(name string, context *fuse.Context) (string, fuse.Status)

Readlink to where the file is pointing to

func (*ParanoidFileSystem) Rename ¶

func (fs *ParanoidFileSystem) Rename(
	oldName string, newName string, context *fuse.Context,
) fuse.Status

Rename is called when renaming a file

func (*ParanoidFileSystem) Rmdir ¶

func (fs *ParanoidFileSystem) Rmdir(name string, context *fuse.Context) fuse.Status

Rmdir is called when deleting a directory

func (*ParanoidFileSystem) Symlink ¶

func (fs *ParanoidFileSystem) Symlink(
	oldName string, newName string, context *fuse.Context,
) fuse.Status

Symlink creates a symbolic link from newName to oldName

func (*ParanoidFileSystem) Truncate ¶

func (fs *ParanoidFileSystem) Truncate(
	name string, size uint64, context *fuse.Context,
) fuse.Status

Truncate is called when a file is to be reduced in length to size.

func (*ParanoidFileSystem) Unlink ¶

func (fs *ParanoidFileSystem) Unlink(name string, context *fuse.Context) fuse.Status

Unlink is called when deleting a file

func (*ParanoidFileSystem) Utimens ¶

func (fs *ParanoidFileSystem) Utimens(
	name string, atime *time.Time, mtime *time.Time, context *fuse.Context,
) fuse.Status

Utimens update the Access time and modified time of a given file.

Source Files ¶

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