internal

package
v0.0.7 Latest Latest
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 Go to latest Published: Aug 25, 2016 License: Apache-2.0 Imports: 36 Imported by: 0

Documentation

Overview

System permissions-related code.

Index

Constants

View Source 
const BUF_SIZE = 5 * 1024 * 1024

Variables

This section is empty.

Functions

func GetLogger 

func GetLogger(name string) *logHandle

func GetStdLogger 

func GetStdLogger(l *logHandle, lvl logrus.Level) *glog.Logger

func InitLoggers added in v0.0.3 

func InitLoggers(logToSyslog bool)

func MassageMountFlags added in v0.0.3 

func MassageMountFlags(args []string) (ret []string)

func MaxInt added in v0.0.4 

func MaxInt(a, b int) int

func MaxUInt64 added in v0.0.4 

func MaxUInt64(a, b uint64) uint64

func MinInt added in v0.0.4 

func MinInt(a, b int) int

func MinUInt64 added in v0.0.4 

func MinUInt64(a, b uint64) uint64

func MyUserAndGroup 

func MyUserAndGroup() (uid int, gid int)

Return the UID and GID of this process.

func NewApp 

func NewApp() (app *cli.App)

func NewLogger 

func NewLogger(name string) *logHandle

func SignV2 added in v0.0.4 

func SignV2(req *request.Request)

Sign requests with signature version 2.

Will sign the requests with the service config's Credentials object Signing is skipped if the credentials is the credentials.AnonymousCredentials object.

Types

type Buffer added in v0.0.4 

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

func (*Buffer) Close added in v0.0.4 

func (b *Buffer) Close() (err error)

func (Buffer) Init added in v0.0.4 

func (b Buffer) Init(buf *MBuf, r ReaderProvider) *Buffer

func (*Buffer) Read added in v0.0.4 

func (b *Buffer) Read(p []byte) (n int, err error)

type BufferPool 

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

func NewBufferPool 

func NewBufferPool(maxSizeGlobal uint64) *BufferPool

for testing

func (*BufferPool) Free added in v0.0.7 

func (pool *BufferPool) Free(buf []byte)

func (BufferPool) Init added in v0.0.4 

func (pool BufferPool) Init() *BufferPool

func (*BufferPool) MaybeGC added in v0.0.6 

func (pool *BufferPool) MaybeGC()

func (*BufferPool) RequestBuffer added in v0.0.7 

func (pool *BufferPool) RequestBuffer() (buf []byte)

func (*BufferPool) RequestMultiple added in v0.0.7 

func (pool *BufferPool) RequestMultiple(size uint64, block bool) (buffers [][]byte)

type DirHandle 

type DirHandle struct {
	Entries     []fuseutil.Dirent
	NameToEntry map[string]fuseops.InodeAttributes // XXX use a smaller struct
	Marker      *string
	BaseOffset  int
	// contains filtered or unexported fields
}

func NewDirHandle 

func NewDirHandle(inode *Inode) (dh *DirHandle)

func (*DirHandle) CloseDir 

func (dh *DirHandle) CloseDir() error

func (*DirHandle) ReadDir 

func (dh *DirHandle) ReadDir(fs *Goofys, offset fuseops.DirOffset) (*fuseutil.Dirent, error)

type FileHandle 

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

func NewFileHandle 

func NewFileHandle(in *Inode) *FileHandle

func (*FileHandle) FlushFile 

func (fh *FileHandle) FlushFile(fs *Goofys) (err error)

func (*FileHandle) ReadFile 

func (fh *FileHandle) ReadFile(fs *Goofys, offset int64, buf []byte) (bytesRead int, err error)

func (*FileHandle) Release added in v0.0.4 

func (fh *FileHandle) Release()

func (*FileHandle) WriteFile 

func (fh *FileHandle) WriteFile(fs *Goofys, offset int64, data []byte) (err error)

type FlagStorage 

type FlagStorage struct {
	// File system
	MountOptions map[string]string
	DirMode      os.FileMode
	FileMode     os.FileMode
	Uid          uint32
	Gid          uint32

	// S3
	Endpoint       string
	Region         string
	StorageClass   string
	UsePathRequest bool
	Profile        string
	UseContentType bool

	// Tuning
	StatCacheTTL time.Duration
	TypeCacheTTL time.Duration

	// Debugging
	DebugFuse  bool
	DebugS3    bool
	Foreground bool
}

func PopulateFlags 

func PopulateFlags(c *cli.Context) (flags *FlagStorage)

Add the flags accepted by run to the supplied flag set, returning the variables into which the flags will parse.

type Goofys 

type Goofys struct {
	fuseutil.NotImplementedFileSystem
	// contains filtered or unexported fields
}

func NewGoofys 

func NewGoofys(bucket string, awsConfig *aws.Config, flags *FlagStorage) *Goofys

func (*Goofys) CreateFile 

func (fs *Goofys) CreateFile(
	ctx context.Context,
	op *fuseops.CreateFileOp) (err error)

func (*Goofys) FlushFile 

func (fs *Goofys) FlushFile(
	ctx context.Context,
	op *fuseops.FlushFileOp) (err error)

func (*Goofys) ForgetInode 

func (fs *Goofys) ForgetInode(
	ctx context.Context,
	op *fuseops.ForgetInodeOp) (err error)

LOCKS_EXCLUDED(fs.mu)

func (*Goofys) GetInodeAttributes 

func (fs *Goofys) GetInodeAttributes(
	ctx context.Context,
	op *fuseops.GetInodeAttributesOp) (err error)

func (*Goofys) LookUpInode 

func (fs *Goofys) LookUpInode(
	ctx context.Context,
	op *fuseops.LookUpInodeOp) (err error)

func (*Goofys) LookUpInodeDir 

func (fs *Goofys) LookUpInodeDir(name string, c chan s3.ListObjectsOutput, errc chan error)

func (*Goofys) LookUpInodeMaybeDir 

func (fs *Goofys) LookUpInodeMaybeDir(name string, fullName string) (inode *Inode, err error)

returned inode has nil Id

func (*Goofys) LookUpInodeNotDir 

func (fs *Goofys) LookUpInodeNotDir(name string, c chan s3.HeadObjectOutput, errc chan error)

func (*Goofys) MkDir 

func (fs *Goofys) MkDir(
	ctx context.Context,
	op *fuseops.MkDirOp) (err error)

func (*Goofys) OpenDir 

func (fs *Goofys) OpenDir(
	ctx context.Context,
	op *fuseops.OpenDirOp) (err error)

func (*Goofys) OpenFile 

func (fs *Goofys) OpenFile(
	ctx context.Context,
	op *fuseops.OpenFileOp) (err error)

func (*Goofys) ReadDir 

func (fs *Goofys) ReadDir(
	ctx context.Context,
	op *fuseops.ReadDirOp) (err error)

LOCKS_EXCLUDED(fs.mu)

func (*Goofys) ReadFile 

func (fs *Goofys) ReadFile(
	ctx context.Context,
	op *fuseops.ReadFileOp) (err error)

func (*Goofys) ReleaseDirHandle 

func (fs *Goofys) ReleaseDirHandle(
	ctx context.Context,
	op *fuseops.ReleaseDirHandleOp) (err error)

func (*Goofys) ReleaseFileHandle 

func (fs *Goofys) ReleaseFileHandle(
	ctx context.Context,
	op *fuseops.ReleaseFileHandleOp) (err error)

func (*Goofys) Rename 

func (fs *Goofys) Rename(
	ctx context.Context,
	op *fuseops.RenameOp) (err error)

func (*Goofys) RmDir 

func (fs *Goofys) RmDir(
	ctx context.Context,
	op *fuseops.RmDirOp) (err error)

func (*Goofys) SetInodeAttributes 

func (fs *Goofys) SetInodeAttributes(
	ctx context.Context,
	op *fuseops.SetInodeAttributesOp) (err error)

func (*Goofys) StatFS 

func (fs *Goofys) StatFS(
	ctx context.Context,
	op *fuseops.StatFSOp) (err error)

func (*Goofys) SyncFile 

func (fs *Goofys) SyncFile(
	ctx context.Context,
	op *fuseops.SyncFileOp) (err error)
func (fs *Goofys) Unlink(
	ctx context.Context,
	op *fuseops.UnlinkOp) (err error)

func (*Goofys) WriteFile 

func (fs *Goofys) WriteFile(
	ctx context.Context,
	op *fuseops.WriteFileOp) (err error)

type Inode 

type Inode struct {
	Id       fuseops.InodeID
	Name     *string
	FullName *string

	Attributes *fuseops.InodeAttributes
	AttrTime   time.Time
	// contains filtered or unexported fields
}

func NewInode 

func NewInode(name *string, fullName *string, flags *FlagStorage) (inode *Inode)

func (*Inode) Create 

func (parent *Inode) Create(
	fs *Goofys,
	name string) (inode *Inode, fh *FileHandle)

func (*Inode) DeRef 

func (inode *Inode) DeRef(n uint64) (stale bool)

LOCKS_REQUIRED(fs.mu)

func (*Inode) GetAttributes 

func (inode *Inode) GetAttributes(fs *Goofys) (*fuseops.InodeAttributes, error)

func (*Inode) LookUp 

func (parent *Inode) LookUp(fs *Goofys, name string) (inode *Inode, err error)

func (*Inode) MkDir 

func (parent *Inode) MkDir(
	fs *Goofys,
	name string) (inode *Inode, err error)

func (*Inode) OpenDir 

func (inode *Inode) OpenDir() (dh *DirHandle)

func (*Inode) OpenFile 

func (inode *Inode) OpenFile(fs *Goofys) *FileHandle

func (*Inode) Ref 

func (inode *Inode) Ref()

LOCKS_REQUIRED(fs.mu) XXX why did I put lock required? This used to return a resurrect bool which no long does anything, need to look into that to see if that was legacy

func (*Inode) Rename 

func (parent *Inode) Rename(fs *Goofys, from string, newParent *Inode, to string) (err error)

func (*Inode) RmDir 

func (parent *Inode) RmDir(
	fs *Goofys,
	name string) (err error)
func (parent *Inode) Unlink(fs *Goofys, name string) (err error)

type MBuf added in v0.0.4 

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

func (*MBuf) Free added in v0.0.4 

func (mb *MBuf) Free()

func (*MBuf) Full added in v0.0.7 

func (mb *MBuf) Full() bool

func (MBuf) Init added in v0.0.4 

func (mb MBuf) Init(h *BufferPool, size uint64, block bool) *MBuf

func (*MBuf) Read added in v0.0.4 

func (mb *MBuf) Read(p []byte) (n int, err error)

func (*MBuf) Seek added in v0.0.7 

func (mb *MBuf) Seek(offset int64, whence int) (int64, error)

seek only seeks the reader

func (*MBuf) Write added in v0.0.7 

func (mb *MBuf) Write(p []byte) (n int, err error)

func (*MBuf) WriteFrom added in v0.0.4 

func (mb *MBuf) WriteFrom(r io.Reader) (n int, err error)

type ReaderProvider added in v0.0.4 

type ReaderProvider func() (io.ReadCloser, error)

type S3ReadBuffer added in v0.0.4 

type S3ReadBuffer struct {
	// contains filtered or unexported fields
}

func (S3ReadBuffer) Init added in v0.0.4 

func (b S3ReadBuffer) Init(fs *Goofys, fh *FileHandle, offset int64, size int) *S3ReadBuffer

func (*S3ReadBuffer) Read added in v0.0.4 

func (b *S3ReadBuffer) Read(offset int64, p []byte) (n int, err error)

type Ticket added in v0.0.7 

type Ticket struct {
	Total uint32
	// contains filtered or unexported fields
}

func (Ticket) Init added in v0.0.7 

func (ticket Ticket) Init() *Ticket

func (*Ticket) Return added in v0.0.7 

func (ticket *Ticket) Return(howmany uint32)

func (*Ticket) Take added in v0.0.7 

func (ticket *Ticket) Take(howmany uint32, block bool) (took bool)

Source Files

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