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chore(deps): update module github.com/pkg/sftp to v1.13.7
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This commit is contained in:
Renovate Bot 2024-10-23 18:10:37 +00:00
parent e18d664d5a
commit cc69014892
21 changed files with 741 additions and 452 deletions
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2
go.mod
View file

@ -4,7 +4,7 @@ go 1.21
require (
github.com/aws/aws-sdk-go v1.55.5
github.com/pkg/sftp v1.13.6
github.com/pkg/sftp v1.13.7
github.com/rs/zerolog v1.33.0
github.com/stretchr/testify v1.9.0
github.com/urfave/cli/v2 v2.27.4

16
go.sum
View file

@ -25,6 +25,8 @@ github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/sftp v1.13.6 h1:JFZT4XbOU7l77xGSpOdW+pwIMqP044IyjXX6FGyEKFo=
github.com/pkg/sftp v1.13.6/go.mod h1:tz1ryNURKu77RL+GuCzmoJYxQczL3wLNNpPWagdg4Qk=
github.com/pkg/sftp v1.13.7 h1:uv+I3nNJvlKZIQGSr8JVQLNHFU9YhhNpvC14Y6KgmSM=
github.com/pkg/sftp v1.13.7/go.mod h1:KMKI0t3T6hfA+lTR/ssZdunHo+uwq7ghoN09/FSu3DY=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
@ -56,17 +58,21 @@ golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5y
golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
golang.org/x/crypto v0.27.0 h1:GXm2NjJrPaiv/h1tb2UH8QfgC/hOf/+z0p6PT8o1w7A=
golang.org/x/crypto v0.27.0/go.mod h1:1Xngt8kV6Dvbssa53Ziq6Eqn0HqbZi5Z6R0ZpwQzt70=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.1.0/go.mod h1:Cx3nUiGt4eDBEyega/BKRp+/AlGL8hYe7U9odMt2Cco=
golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@ -74,26 +80,36 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
golang.org/x/term v0.13.0 h1:bb+I9cTfFazGW51MZqBVmZy7+JEJMouUHTUSKVQLBek=
golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
golang.org/x/term v0.15.0/go.mod h1:BDl952bC7+uMoWR75FIrCDx79TPU9oHkTZ9yRbYOrX0=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

19
vendor/github.com/pkg/sftp/attrs.go generated vendored
View file

@ -32,10 +32,10 @@ func (fi *fileInfo) Name() string { return fi.name }
func (fi *fileInfo) Size() int64 { return int64(fi.stat.Size) }
// Mode returns file mode bits.
func (fi *fileInfo) Mode() os.FileMode { return toFileMode(fi.stat.Mode) }
func (fi *fileInfo) Mode() os.FileMode { return fi.stat.FileMode() }
// ModTime returns the last modification time of the file.
func (fi *fileInfo) ModTime() time.Time { return time.Unix(int64(fi.stat.Mtime), 0) }
func (fi *fileInfo) ModTime() time.Time { return fi.stat.ModTime() }
// IsDir returns true if the file is a directory.
func (fi *fileInfo) IsDir() bool { return fi.Mode().IsDir() }
@ -56,6 +56,21 @@ type FileStat struct {
Extended []StatExtended
}
// ModTime returns the Mtime SFTP file attribute converted to a time.Time
func (fs *FileStat) ModTime() time.Time {
return time.Unix(int64(fs.Mtime), 0)
}
// AccessTime returns the Atime SFTP file attribute converted to a time.Time
func (fs *FileStat) AccessTime() time.Time {
return time.Unix(int64(fs.Atime), 0)
}
// FileMode returns the Mode SFTP file attribute converted to an os.FileMode
func (fs *FileStat) FileMode() os.FileMode {
return toFileMode(fs.Mode)
}
// StatExtended contains additional, extended information for a FileStat.
type StatExtended struct {
ExtType string

4
vendor/github.com/pkg/sftp/attrs_unix.go generated vendored
View file

@ -1,5 +1,5 @@
//go:build darwin || dragonfly || freebsd || (!android && linux) || netbsd || openbsd || solaris || aix || js
// +build darwin dragonfly freebsd !android,linux netbsd openbsd solaris aix js
//go:build darwin || dragonfly || freebsd || (!android && linux) || netbsd || openbsd || solaris || aix || js || zos
// +build darwin dragonfly freebsd !android,linux netbsd openbsd solaris aix js zos
package sftp

324
vendor/github.com/pkg/sftp/client.go generated vendored
View file

@ -2,6 +2,7 @@ package sftp
import (
"bytes"
"context"
"encoding/binary"
"errors"
"fmt"
@ -256,7 +257,7 @@ func NewClientPipe(rd io.Reader, wr io.WriteCloser, opts ...ClientOption) (*Clie
// read/write at the same time. For those services you will need to use
// `client.OpenFile(os.O_WRONLY|os.O_CREATE|os.O_TRUNC)`.
func (c *Client) Create(path string) (*File, error) {
return c.open(path, flags(os.O_RDWR|os.O_CREATE|os.O_TRUNC))
return c.open(path, toPflags(os.O_RDWR|os.O_CREATE|os.O_TRUNC))
}
const sftpProtocolVersion = 3 // https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt
@ -321,19 +322,27 @@ func (c *Client) Walk(root string) *fs.Walker {
return fs.WalkFS(root, c)
}
// ReadDir reads the directory named by dirname and returns a list of
// directory entries.
// ReadDir reads the directory named by p
// and returns a list of directory entries.
func (c *Client) ReadDir(p string) ([]os.FileInfo, error) {
handle, err := c.opendir(p)
return c.ReadDirContext(context.Background(), p)
}
// ReadDirContext reads the directory named by p
// and returns a list of directory entries.
// The passed context can be used to cancel the operation
// returning all entries listed up to the cancellation.
func (c *Client) ReadDirContext(ctx context.Context, p string) ([]os.FileInfo, error) {
handle, err := c.opendir(ctx, p)
if err != nil {
return nil, err
}
defer c.close(handle) // this has to defer earlier than the lock below
var attrs []os.FileInfo
var entries []os.FileInfo
var done = false
for !done {
id := c.nextID()
typ, data, err1 := c.sendPacket(nil, &sshFxpReaddirPacket{
typ, data, err1 := c.sendPacket(ctx, nil, &sshFxpReaddirPacket{
ID: id,
Handle: handle,
})
@ -354,11 +363,14 @@ func (c *Client) ReadDir(p string) ([]os.FileInfo, error) {
filename, data = unmarshalString(data)
_, data = unmarshalString(data) // discard longname
var attr *FileStat
attr, data = unmarshalAttrs(data)
attr, data, err = unmarshalAttrs(data)
if err != nil {
return nil, err
}
if filename == "." || filename == ".." {
continue
}
attrs = append(attrs, fileInfoFromStat(attr, path.Base(filename)))
entries = append(entries, fileInfoFromStat(attr, path.Base(filename)))
}
case sshFxpStatus:
// TODO(dfc) scope warning!
@ -371,12 +383,12 @@ func (c *Client) ReadDir(p string) ([]os.FileInfo, error) {
if err == io.EOF {
err = nil
}
return attrs, err
return entries, err
}
func (c *Client) opendir(path string) (string, error) {
func (c *Client) opendir(ctx context.Context, path string) (string, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpOpendirPacket{
typ, data, err := c.sendPacket(ctx, nil, &sshFxpOpendirPacket{
ID: id,
Path: path,
})
@ -412,7 +424,7 @@ func (c *Client) Stat(p string) (os.FileInfo, error) {
// If 'p' is a symbolic link, the returned FileInfo structure describes the symbolic link.
func (c *Client) Lstat(p string) (os.FileInfo, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpLstatPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpLstatPacket{
ID: id,
Path: p,
})
@ -425,7 +437,11 @@ func (c *Client) Lstat(p string) (os.FileInfo, error) {
if sid != id {
return nil, &unexpectedIDErr{id, sid}
}
attr, _ := unmarshalAttrs(data)
attr, _, err := unmarshalAttrs(data)
if err != nil {
// avoid returning a valid value from fileInfoFromStats if err != nil.
return nil, err
}
return fileInfoFromStat(attr, path.Base(p)), nil
case sshFxpStatus:
return nil, normaliseError(unmarshalStatus(id, data))
@ -437,7 +453,7 @@ func (c *Client) Lstat(p string) (os.FileInfo, error) {
// ReadLink reads the target of a symbolic link.
func (c *Client) ReadLink(p string) (string, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpReadlinkPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpReadlinkPacket{
ID: id,
Path: p,
})
@ -466,7 +482,7 @@ func (c *Client) ReadLink(p string) (string, error) {
// Link creates a hard link at 'newname', pointing at the same inode as 'oldname'
func (c *Client) Link(oldname, newname string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpHardlinkPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpHardlinkPacket{
ID: id,
Oldpath: oldname,
Newpath: newname,
@ -485,7 +501,7 @@ func (c *Client) Link(oldname, newname string) error {
// Symlink creates a symbolic link at 'newname', pointing at target 'oldname'
func (c *Client) Symlink(oldname, newname string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpSymlinkPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpSymlinkPacket{
ID: id,
Linkpath: newname,
Targetpath: oldname,
@ -501,9 +517,9 @@ func (c *Client) Symlink(oldname, newname string) error {
}
}
func (c *Client) setfstat(handle string, flags uint32, attrs interface{}) error {
func (c *Client) fsetstat(handle string, flags uint32, attrs interface{}) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpFsetstatPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpFsetstatPacket{
ID: id,
Handle: handle,
Flags: flags,
@ -523,7 +539,7 @@ func (c *Client) setfstat(handle string, flags uint32, attrs interface{}) error
// setstat is a convience wrapper to allow for changing of various parts of the file descriptor.
func (c *Client) setstat(path string, flags uint32, attrs interface{}) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpSetstatPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpSetstatPacket{
ID: id,
Path: path,
Flags: flags,
@ -577,23 +593,37 @@ func (c *Client) Truncate(path string, size int64) error {
return c.setstat(path, sshFileXferAttrSize, uint64(size))
}
// SetExtendedData sets extended attributes of the named file. It uses the
// SSH_FILEXFER_ATTR_EXTENDED flag in the setstat request.
//
// This flag provides a general extension mechanism for vendor-specific extensions.
// Names of the attributes should be a string of the format "name@domain", where "domain"
// is a valid, registered domain name and "name" identifies the method. Server
// implementations SHOULD ignore extended data fields that they do not understand.
func (c *Client) SetExtendedData(path string, extended []StatExtended) error {
attrs := &FileStat{
Extended: extended,
}
return c.setstat(path, sshFileXferAttrExtended, attrs)
}
// Open opens the named file for reading. If successful, methods on the
// returned file can be used for reading; the associated file descriptor
// has mode O_RDONLY.
func (c *Client) Open(path string) (*File, error) {
return c.open(path, flags(os.O_RDONLY))
return c.open(path, toPflags(os.O_RDONLY))
}
// OpenFile is the generalized open call; most users will use Open or
// Create instead. It opens the named file with specified flag (O_RDONLY
// etc.). If successful, methods on the returned File can be used for I/O.
func (c *Client) OpenFile(path string, f int) (*File, error) {
return c.open(path, flags(f))
return c.open(path, toPflags(f))
}
func (c *Client) open(path string, pflags uint32) (*File, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpOpenPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpOpenPacket{
ID: id,
Path: path,
Pflags: pflags,
@ -621,7 +651,7 @@ func (c *Client) open(path string, pflags uint32) (*File, error) {
// immediately after this request has been sent.
func (c *Client) close(handle string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpClosePacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpClosePacket{
ID: id,
Handle: handle,
})
@ -638,7 +668,7 @@ func (c *Client) close(handle string) error {
func (c *Client) stat(path string) (*FileStat, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpStatPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpStatPacket{
ID: id,
Path: path,
})
@ -651,8 +681,8 @@ func (c *Client) stat(path string) (*FileStat, error) {
if sid != id {
return nil, &unexpectedIDErr{id, sid}
}
attr, _ := unmarshalAttrs(data)
return attr, nil
attr, _, err := unmarshalAttrs(data)
return attr, err
case sshFxpStatus:
return nil, normaliseError(unmarshalStatus(id, data))
default:
@ -662,7 +692,7 @@ func (c *Client) stat(path string) (*FileStat, error) {
func (c *Client) fstat(handle string) (*FileStat, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpFstatPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpFstatPacket{
ID: id,
Handle: handle,
})
@ -675,8 +705,8 @@ func (c *Client) fstat(handle string) (*FileStat, error) {
if sid != id {
return nil, &unexpectedIDErr{id, sid}
}
attr, _ := unmarshalAttrs(data)
return attr, nil
attr, _, err := unmarshalAttrs(data)
return attr, err
case sshFxpStatus:
return nil, normaliseError(unmarshalStatus(id, data))
default:
@ -691,7 +721,7 @@ func (c *Client) fstat(handle string) (*FileStat, error) {
func (c *Client) StatVFS(path string) (*StatVFS, error) {
// send the StatVFS packet to the server
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpStatvfsPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpStatvfsPacket{
ID: id,
Path: path,
})
@ -746,7 +776,7 @@ func (c *Client) Remove(path string) error {
func (c *Client) removeFile(path string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpRemovePacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpRemovePacket{
ID: id,
Filename: path,
})
@ -764,7 +794,7 @@ func (c *Client) removeFile(path string) error {
// RemoveDirectory removes a directory path.
func (c *Client) RemoveDirectory(path string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpRmdirPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpRmdirPacket{
ID: id,
Path: path,
})
@ -782,7 +812,7 @@ func (c *Client) RemoveDirectory(path string) error {
// Rename renames a file.
func (c *Client) Rename(oldname, newname string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpRenamePacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpRenamePacket{
ID: id,
Oldpath: oldname,
Newpath: newname,
@ -802,7 +832,7 @@ func (c *Client) Rename(oldname, newname string) error {
// which will replace newname if it already exists.
func (c *Client) PosixRename(oldname, newname string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpPosixRenamePacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpPosixRenamePacket{
ID: id,
Oldpath: oldname,
Newpath: newname,
@ -824,7 +854,7 @@ func (c *Client) PosixRename(oldname, newname string) error {
// or relative pathnames without a leading slash into absolute paths.
func (c *Client) RealPath(path string) (string, error) {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpRealpathPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpRealpathPacket{
ID: id,
Path: path,
})
@ -861,7 +891,7 @@ func (c *Client) Getwd() (string, error) {
// parent folder does not exist (the method cannot create complete paths).
func (c *Client) Mkdir(path string) error {
id := c.nextID()
typ, data, err := c.sendPacket(nil, &sshFxpMkdirPacket{
typ, data, err := c.sendPacket(context.Background(), nil, &sshFxpMkdirPacket{
ID: id,
Path: path,
})
@ -965,18 +995,34 @@ func (c *Client) RemoveAll(path string) error {
// File represents a remote file.
type File struct {
c *Client
path string
handle string
c *Client
path string
mu sync.Mutex
mu sync.RWMutex
handle string
offset int64 // current offset within remote file
}
// Close closes the File, rendering it unusable for I/O. It returns an
// error, if any.
func (f *File) Close() error {
return f.c.close(f.handle)
f.mu.Lock()
defer f.mu.Unlock()
if f.handle == "" {
return os.ErrClosed
}
// The design principle here is that when `openssh-portable/sftp-server.c` is doing `handle_close`,
// it will unconditionally mark the handle as unused,
// so we need to also unconditionally mark this handle as invalid.
// By invalidating our local copy of the handle,
// we ensure that there cannot be any erroneous use-after-close requests sent after Close.
handle := f.handle
f.handle = ""
return f.c.close(handle)
}
// Name returns the name of the file as presented to Open or Create.
@ -997,7 +1043,7 @@ func (f *File) Read(b []byte) (int, error) {
f.mu.Lock()
defer f.mu.Unlock()
n, err := f.ReadAt(b, f.offset)
n, err := f.readAt(b, f.offset)
f.offset += int64(n)
return n, err
}
@ -1007,7 +1053,7 @@ func (f *File) Read(b []byte) (int, error) {
func (f *File) readChunkAt(ch chan result, b []byte, off int64) (n int, err error) {
for err == nil && n < len(b) {
id := f.c.nextID()
typ, data, err := f.c.sendPacket(ch, &sshFxpReadPacket{
typ, data, err := f.c.sendPacket(context.Background(), ch, &sshFxpReadPacket{
ID: id,
Handle: f.handle,
Offset: uint64(off) + uint64(n),
@ -1062,6 +1108,19 @@ func (f *File) readAtSequential(b []byte, off int64) (read int, err error) {
// the number of bytes read and an error, if any. ReadAt follows io.ReaderAt semantics,
// so the file offset is not altered during the read.
func (f *File) ReadAt(b []byte, off int64) (int, error) {
f.mu.RLock()
defer f.mu.RUnlock()
return f.readAt(b, off)
}
// readAt must be called while holding either the Read or Write mutex in File.
// This code is concurrent safe with itself, but not with Close.
func (f *File) readAt(b []byte, off int64) (int, error) {
if f.handle == "" {
return 0, os.ErrClosed
}
if len(b) <= f.c.maxPacket {
// This should be able to be serviced with 1/2 requests.
// So, just do it directly.
@ -1179,7 +1238,9 @@ func (f *File) ReadAt(b []byte, off int64) (int, error) {
if err != nil {
// return the offset as the start + how much we read before the error.
errCh <- rErr{packet.off + int64(n), err}
return
// DO NOT return.
// We want to ensure that workCh is drained before wg.Wait returns.
}
}
}()
@ -1258,6 +1319,10 @@ func (f *File) WriteTo(w io.Writer) (written int64, err error) {
f.mu.Lock()
defer f.mu.Unlock()
if f.handle == "" {
return 0, os.ErrClosed
}
if f.c.disableConcurrentReads {
return f.writeToSequential(w)
}
@ -1405,12 +1470,10 @@ func (f *File) WriteTo(w io.Writer) (written int64, err error) {
select {
case readWork.cur <- writeWork:
case <-cancel:
return
}
if err != nil {
return
}
// DO NOT return.
// We want to ensure that readCh is drained before wg.Wait returns.
}
}()
}
@ -1450,6 +1513,17 @@ func (f *File) WriteTo(w io.Writer) (written int64, err error) {
// Stat returns the FileInfo structure describing file. If there is an
// error.
func (f *File) Stat() (os.FileInfo, error) {
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return nil, os.ErrClosed
}
return f.stat()
}
func (f *File) stat() (os.FileInfo, error) {
fs, err := f.c.fstat(f.handle)
if err != nil {
return nil, err
@ -1469,13 +1543,17 @@ func (f *File) Write(b []byte) (int, error) {
f.mu.Lock()
defer f.mu.Unlock()
n, err := f.WriteAt(b, f.offset)
if f.handle == "" {
return 0, os.ErrClosed
}
n, err := f.writeAt(b, f.offset)
f.offset += int64(n)
return n, err
}
func (f *File) writeChunkAt(ch chan result, b []byte, off int64) (int, error) {
typ, data, err := f.c.sendPacket(ch, &sshFxpWritePacket{
typ, data, err := f.c.sendPacket(context.Background(), ch, &sshFxpWritePacket{
ID: f.c.nextID(),
Handle: f.handle,
Offset: uint64(off),
@ -1627,6 +1705,19 @@ func (f *File) writeAtConcurrent(b []byte, off int64) (int, error) {
// the number of bytes written and an error, if any. WriteAt follows io.WriterAt semantics,
// so the file offset is not altered during the write.
func (f *File) WriteAt(b []byte, off int64) (written int, err error) {
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return 0, os.ErrClosed
}
return f.writeAt(b, off)
}
// writeAt must be called while holding either the Read or Write mutex in File.
// This code is concurrent safe with itself, but not with Close.
func (f *File) writeAt(b []byte, off int64) (written int, err error) {
if len(b) <= f.c.maxPacket {
// We can do this in one write.
return f.writeChunkAt(nil, b, off)
@ -1665,7 +1756,21 @@ func (f *File) WriteAt(b []byte, off int64) (written int, err error) {
// Giving a concurrency of less than one will default to the Client’s max concurrency.
//
// Otherwise, the given concurrency will be capped by the Client's max concurrency.
//
// When one needs to guarantee concurrent reads/writes, this method is preferred
// over ReadFrom.
func (f *File) ReadFromWithConcurrency(r io.Reader, concurrency int) (read int64, err error) {
f.mu.Lock()
defer f.mu.Unlock()
return f.readFromWithConcurrency(r, concurrency)
}
func (f *File) readFromWithConcurrency(r io.Reader, concurrency int) (read int64, err error) {
if f.handle == "" {
return 0, os.ErrClosed
}
// Split the write into multiple maxPacket sized concurrent writes.
// This allows writes with a suitably large reader
// to transfer data at a much faster rate due to overlapping round trip times.
@ -1757,6 +1862,9 @@ func (f *File) ReadFromWithConcurrency(r io.Reader, concurrency int) (read int64
if err != nil {
errCh <- rwErr{work.off, err}
// DO NOT return.
// We want to ensure that workCh is drained before wg.Wait returns.
}
}
}()
@ -1811,10 +1919,26 @@ func (f *File) ReadFromWithConcurrency(r io.Reader, concurrency int) (read int64
// This method is preferred over calling Write multiple times
// to maximise throughput for transferring the entire file,
// especially over high-latency links.
//
// To ensure concurrent writes, the given r needs to implement one of
// the following receiver methods:
//
// Len() int
// Size() int64
// Stat() (os.FileInfo, error)
//
// or be an instance of [io.LimitedReader] to determine the number of possible
// concurrent requests. Otherwise, reads/writes are performed sequentially.
// ReadFromWithConcurrency can be used explicitly to guarantee concurrent
// processing of the reader.
func (f *File) ReadFrom(r io.Reader) (int64, error) {
f.mu.Lock()
defer f.mu.Unlock()
if f.handle == "" {
return 0, os.ErrClosed
}
if f.c.useConcurrentWrites {
var remain int64
switch r := r.(type) {
@ -1836,7 +1960,7 @@ func (f *File) ReadFrom(r io.Reader) (int64, error) {
if remain < 0 {
// We can strongly assert that we want default max concurrency here.
return f.ReadFromWithConcurrency(r, f.c.maxConcurrentRequests)
return f.readFromWithConcurrency(r, f.c.maxConcurrentRequests)
}
if remain > int64(f.c.maxPacket) {
@ -1851,7 +1975,7 @@ func (f *File) ReadFrom(r io.Reader) (int64, error) {
concurrency64 = int64(f.c.maxConcurrentRequests)
}
return f.ReadFromWithConcurrency(r, int(concurrency64))
return f.readFromWithConcurrency(r, int(concurrency64))
}
}
@ -1894,12 +2018,16 @@ func (f *File) Seek(offset int64, whence int) (int64, error) {
f.mu.Lock()
defer f.mu.Unlock()
if f.handle == "" {
return 0, os.ErrClosed
}
switch whence {
case io.SeekStart:
case io.SeekCurrent:
offset += f.offset
case io.SeekEnd:
fi, err := f.Stat()
fi, err := f.stat()
if err != nil {
return f.offset, err
}
@ -1918,22 +2046,84 @@ func (f *File) Seek(offset int64, whence int) (int64, error) {
// Chown changes the uid/gid of the current file.
func (f *File) Chown(uid, gid int) error {
return f.c.Chown(f.path, uid, gid)
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return os.ErrClosed
}
return f.c.fsetstat(f.handle, sshFileXferAttrUIDGID, &FileStat{
UID: uint32(uid),
GID: uint32(gid),
})
}
// Chmod changes the permissions of the current file.
//
// See Client.Chmod for details.
func (f *File) Chmod(mode os.FileMode) error {
return f.c.setfstat(f.handle, sshFileXferAttrPermissions, toChmodPerm(mode))
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return os.ErrClosed
}
return f.c.fsetstat(f.handle, sshFileXferAttrPermissions, toChmodPerm(mode))
}
// SetExtendedData sets extended attributes of the current file. It uses the
// SSH_FILEXFER_ATTR_EXTENDED flag in the setstat request.
//
// This flag provides a general extension mechanism for vendor-specific extensions.
// Names of the attributes should be a string of the format "name@domain", where "domain"
// is a valid, registered domain name and "name" identifies the method. Server
// implementations SHOULD ignore extended data fields that they do not understand.
func (f *File) SetExtendedData(path string, extended []StatExtended) error {
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return os.ErrClosed
}
attrs := &FileStat{
Extended: extended,
}
return f.c.fsetstat(f.handle, sshFileXferAttrExtended, attrs)
}
// Truncate sets the size of the current file. Although it may be safely assumed
// that if the size is less than its current size it will be truncated to fit,
// the SFTP protocol does not specify what behavior the server should do when setting
// size greater than the current size.
// We send a SSH_FXP_FSETSTAT here since we have a file handle
func (f *File) Truncate(size int64) error {
f.mu.RLock()
defer f.mu.RUnlock()
if f.handle == "" {
return os.ErrClosed
}
return f.c.fsetstat(f.handle, sshFileXferAttrSize, uint64(size))
}
// Sync requests a flush of the contents of a File to stable storage.
//
// Sync requires the server to support the fsync@openssh.com extension.
func (f *File) Sync() error {
f.mu.Lock()
defer f.mu.Unlock()
if f.handle == "" {
return os.ErrClosed
}
id := f.c.nextID()
typ, data, err := f.c.sendPacket(nil, &sshFxpFsyncPacket{
typ, data, err := f.c.sendPacket(context.Background(), nil, &sshFxpFsyncPacket{
ID: id,
Handle: f.handle,
})
@ -1948,15 +2138,6 @@ func (f *File) Sync() error {
}
}
// Truncate sets the size of the current file. Although it may be safely assumed
// that if the size is less than its current size it will be truncated to fit,
// the SFTP protocol does not specify what behavior the server should do when setting
// size greater than the current size.
// We send a SSH_FXP_FSETSTAT here since we have a file handle
func (f *File) Truncate(size int64) error {
return f.c.setfstat(f.handle, sshFileXferAttrSize, uint64(size))
}
// normaliseError normalises an error into a more standard form that can be
// checked against stdlib errors like io.EOF or os.ErrNotExist.
func normaliseError(err error) error {
@ -1981,15 +2162,14 @@ func normaliseError(err error) error {
// flags converts the flags passed to OpenFile into ssh flags.
// Unsupported flags are ignored.
func flags(f int) uint32 {
func toPflags(f int) uint32 {
var out uint32
switch f & os.O_WRONLY {
case os.O_WRONLY:
out |= sshFxfWrite
switch f & (os.O_RDONLY | os.O_WRONLY | os.O_RDWR) {
case os.O_RDONLY:
out |= sshFxfRead
}
if f&os.O_RDWR == os.O_RDWR {
case os.O_WRONLY:
out |= sshFxfWrite
case os.O_RDWR:
out |= sshFxfRead | sshFxfWrite
}
if f&os.O_APPEND == os.O_APPEND {
@ -2013,7 +2193,7 @@ func flags(f int) uint32 {
// setuid, setgid and sticky in m, because we've historically supported those
// bits, and we mask off any non-permission bits.
func toChmodPerm(m os.FileMode) (perm uint32) {
const mask = os.ModePerm | s_ISUID | s_ISGID | s_ISVTX
const mask = os.ModePerm | os.FileMode(s_ISUID|s_ISGID|s_ISVTX)
perm = uint32(m & mask)
if m&os.ModeSetuid != 0 {

12
vendor/github.com/pkg/sftp/conn.go generated vendored
View file

@ -1,6 +1,7 @@
package sftp
import (
"context"
"encoding"
"fmt"
"io"
@ -128,14 +129,19 @@ type idmarshaler interface {
encoding.BinaryMarshaler
}
func (c *clientConn) sendPacket(ch chan result, p idmarshaler) (byte, []byte, error) {
func (c *clientConn) sendPacket(ctx context.Context, ch chan result, p idmarshaler) (byte, []byte, error) {
if cap(ch) < 1 {
ch = make(chan result, 1)
}
c.dispatchRequest(ch, p)
s := <-ch
return s.typ, s.data, s.err
select {
case <-ctx.Done():
return 0, nil, ctx.Err()
case s := <-ch:
return s.typ, s.data, s.err
}
}
// dispatchRequest should ideally only be called by race-detection tests outside of this file,

42
vendor/github.com/pkg/sftp/errno_plan9.go generated vendored Normal file
View file

@ -0,0 +1,42 @@
package sftp
import (
"os"
"syscall"
)
var EBADF = syscall.NewError("fd out of range or not open")
func wrapPathError(filepath string, err error) error {
if errno, ok := err.(syscall.ErrorString); ok {
return &os.PathError{Path: filepath, Err: errno}
}
return err
}
// translateErrno translates a syscall error number to a SFTP error code.
func translateErrno(errno syscall.ErrorString) uint32 {
switch errno {
case "":
return sshFxOk
case syscall.ENOENT:
return sshFxNoSuchFile
case syscall.EPERM:
return sshFxPermissionDenied
}
return sshFxFailure
}
func translateSyscallError(err error) (uint32, bool) {
switch e := err.(type) {
case syscall.ErrorString:
return translateErrno(e), true
case *os.PathError:
debug("statusFromError,pathError: error is %T %#v", e.Err, e.Err)
if errno, ok := e.Err.(syscall.ErrorString); ok {
return translateErrno(errno), true
}
}
return 0, false
}

45
vendor/github.com/pkg/sftp/errno_posix.go generated vendored Normal file
View file

@ -0,0 +1,45 @@
//go:build !plan9
// +build !plan9
package sftp
import (
"os"
"syscall"
)
const EBADF = syscall.EBADF
func wrapPathError(filepath string, err error) error {
if errno, ok := err.(syscall.Errno); ok {
return &os.PathError{Path: filepath, Err: errno}
}
return err
}
// translateErrno translates a syscall error number to a SFTP error code.
func translateErrno(errno syscall.Errno) uint32 {
switch errno {
case 0:
return sshFxOk
case syscall.ENOENT:
return sshFxNoSuchFile
case syscall.EACCES, syscall.EPERM:
return sshFxPermissionDenied
}
return sshFxFailure
}
func translateSyscallError(err error) (uint32, bool) {
switch e := err.(type) {
case syscall.Errno:
return translateErrno(e), true
case *os.PathError:
debug("statusFromError,pathError: error is %T %#v", e.Err, e.Err)
if errno, ok := e.Err.(syscall.Errno); ok {
return translateErrno(errno), true
}
}
return 0, false
}

4
vendor/github.com/pkg/sftp/ls_unix.go generated vendored
View file

@ -1,5 +1,5 @@
//go:build aix || darwin || dragonfly || freebsd || (!android && linux) || netbsd || openbsd || solaris || js
// +build aix darwin dragonfly freebsd !android,linux netbsd openbsd solaris js
//go:build aix || darwin || dragonfly || freebsd || (!android && linux) || netbsd || openbsd || solaris || js || zos
// +build aix darwin dragonfly freebsd !android,linux netbsd openbsd solaris js zos
package sftp

160
vendor/github.com/pkg/sftp/packet.go generated vendored
View file

@ -56,6 +56,11 @@ func marshalFileInfo(b []byte, fi os.FileInfo) []byte {
flags, fileStat := fileStatFromInfo(fi)
b = marshalUint32(b, flags)
return marshalFileStat(b, flags, fileStat)
}
func marshalFileStat(b []byte, flags uint32, fileStat *FileStat) []byte {
if flags&sshFileXferAttrSize != 0 {
b = marshalUint64(b, fileStat.Size)
}
@ -91,10 +96,9 @@ func marshalStatus(b []byte, err StatusError) []byte {
}
func marshal(b []byte, v interface{}) []byte {
if v == nil {
return b
}
switch v := v.(type) {
case nil:
return b
case uint8:
return append(b, v)
case uint32:
@ -103,6 +107,8 @@ func marshal(b []byte, v interface{}) []byte {
return marshalUint64(b, v)
case string:
return marshalString(b, v)
case []byte:
return append(b, v...)
case os.FileInfo:
return marshalFileInfo(b, v)
default:
@ -168,38 +174,69 @@ func unmarshalStringSafe(b []byte) (string, []byte, error) {
return string(b[:n]), b[n:], nil
}
func unmarshalAttrs(b []byte) (*FileStat, []byte) {
flags, b := unmarshalUint32(b)
func unmarshalAttrs(b []byte) (*FileStat, []byte, error) {
flags, b, err := unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
return unmarshalFileStat(flags, b)
}
func unmarshalFileStat(flags uint32, b []byte) (*FileStat, []byte) {
func unmarshalFileStat(flags uint32, b []byte) (*FileStat, []byte, error) {
var fs FileStat
var err error
if flags&sshFileXferAttrSize == sshFileXferAttrSize {
fs.Size, b, _ = unmarshalUint64Safe(b)
fs.Size, b, err = unmarshalUint64Safe(b)
if err != nil {
return nil, b, err
}
}
if flags&sshFileXferAttrUIDGID == sshFileXferAttrUIDGID {
fs.UID, b, _ = unmarshalUint32Safe(b)
}
if flags&sshFileXferAttrUIDGID == sshFileXferAttrUIDGID {
fs.GID, b, _ = unmarshalUint32Safe(b)
fs.UID, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
fs.GID, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
}
if flags&sshFileXferAttrPermissions == sshFileXferAttrPermissions {
fs.Mode, b, _ = unmarshalUint32Safe(b)
fs.Mode, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
}
if flags&sshFileXferAttrACmodTime == sshFileXferAttrACmodTime {
fs.Atime, b, _ = unmarshalUint32Safe(b)
fs.Mtime, b, _ = unmarshalUint32Safe(b)
fs.Atime, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
fs.Mtime, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
}
if flags&sshFileXferAttrExtended == sshFileXferAttrExtended {
var count uint32
count, b, _ = unmarshalUint32Safe(b)
count, b, err = unmarshalUint32Safe(b)
if err != nil {
return nil, b, err
}
ext := make([]StatExtended, count)
for i := uint32(0); i < count; i++ {
var typ string
var data string
typ, b, _ = unmarshalStringSafe(b)
data, b, _ = unmarshalStringSafe(b)
typ, b, err = unmarshalStringSafe(b)
if err != nil {
return nil, b, err
}
data, b, err = unmarshalStringSafe(b)
if err != nil {
return nil, b, err
}
ext[i] = StatExtended{
ExtType: typ,
ExtData: data,
@ -207,7 +244,7 @@ func unmarshalFileStat(flags uint32, b []byte) (*FileStat, []byte) {
}
fs.Extended = ext
}
return &fs, b
return &fs, b, nil
}
func unmarshalStatus(id uint32, data []byte) error {
@ -681,12 +718,13 @@ type sshFxpOpenPacket struct {
ID uint32
Path string
Pflags uint32
Flags uint32 // ignored
Flags uint32
Attrs interface{}
}
func (p *sshFxpOpenPacket) id() uint32 { return p.ID }
func (p *sshFxpOpenPacket) MarshalBinary() ([]byte, error) {
func (p *sshFxpOpenPacket) marshalPacket() ([]byte, []byte, error) {
l := 4 + 1 + 4 + // uint32(length) + byte(type) + uint32(id)
4 + len(p.Path) +
4 + 4
@ -698,7 +736,22 @@ func (p *sshFxpOpenPacket) MarshalBinary() ([]byte, error) {
b = marshalUint32(b, p.Pflags)
b = marshalUint32(b, p.Flags)
return b, nil
switch attrs := p.Attrs.(type) {
case []byte:
return b, attrs, nil // may as well short-ciruit this case.
case os.FileInfo:
_, fs := fileStatFromInfo(attrs) // we throw away the flags, and override with those in packet.
return b, marshalFileStat(nil, p.Flags, fs), nil
case *FileStat:
return b, marshalFileStat(nil, p.Flags, attrs), nil
}
return b, marshal(nil, p.Attrs), nil
}
func (p *sshFxpOpenPacket) MarshalBinary() ([]byte, error) {
header, payload, err := p.marshalPacket()
return append(header, payload...), err
}
func (p *sshFxpOpenPacket) UnmarshalBinary(b []byte) error {
@ -709,12 +762,25 @@ func (p *sshFxpOpenPacket) UnmarshalBinary(b []byte) error {
return err
} else if p.Pflags, b, err = unmarshalUint32Safe(b); err != nil {
return err
} else if p.Flags, _, err = unmarshalUint32Safe(b); err != nil {
} else if p.Flags, b, err = unmarshalUint32Safe(b); err != nil {
return err
}
p.Attrs = b
return nil
}
func (p *sshFxpOpenPacket) unmarshalFileStat(flags uint32) (*FileStat, error) {
switch attrs := p.Attrs.(type) {
case *FileStat:
return attrs, nil
case []byte:
fs, _, err := unmarshalFileStat(flags, attrs)
return fs, err
default:
return nil, fmt.Errorf("invalid type in unmarshalFileStat: %T", attrs)
}
}
type sshFxpReadPacket struct {
ID uint32
Len uint32
@ -757,7 +823,7 @@ func (p *sshFxpReadPacket) UnmarshalBinary(b []byte) error {
// So, we need: uint32(length) + byte(type) + uint32(id) + uint32(data_length)
const dataHeaderLen = 4 + 1 + 4 + 4
func (p *sshFxpReadPacket) getDataSlice(alloc *allocator, orderID uint32) []byte {
func (p *sshFxpReadPacket) getDataSlice(alloc *allocator, orderID uint32, maxTxPacket uint32) []byte {
dataLen := p.Len
if dataLen > maxTxPacket {
dataLen = maxTxPacket
@ -943,9 +1009,17 @@ func (p *sshFxpSetstatPacket) marshalPacket() ([]byte, []byte, error) {
b = marshalString(b, p.Path)
b = marshalUint32(b, p.Flags)
payload := marshal(nil, p.Attrs)
switch attrs := p.Attrs.(type) {
case []byte:
return b, attrs, nil // may as well short-ciruit this case.
case os.FileInfo:
_, fs := fileStatFromInfo(attrs) // we throw away the flags, and override with those in packet.
return b, marshalFileStat(nil, p.Flags, fs), nil
case *FileStat:
return b, marshalFileStat(nil, p.Flags, attrs), nil
}
return b, payload, nil
return b, marshal(nil, p.Attrs), nil
}
func (p *sshFxpSetstatPacket) MarshalBinary() ([]byte, error) {
@ -964,9 +1038,17 @@ func (p *sshFxpFsetstatPacket) marshalPacket() ([]byte, []byte, error) {
b = marshalString(b, p.Handle)
b = marshalUint32(b, p.Flags)
payload := marshal(nil, p.Attrs)
switch attrs := p.Attrs.(type) {
case []byte:
return b, attrs, nil // may as well short-ciruit this case.
case os.FileInfo:
_, fs := fileStatFromInfo(attrs) // we throw away the flags, and override with those in packet.
return b, marshalFileStat(nil, p.Flags, fs), nil
case *FileStat:
return b, marshalFileStat(nil, p.Flags, attrs), nil
}
return b, payload, nil
return b, marshal(nil, p.Attrs), nil
}
func (p *sshFxpFsetstatPacket) MarshalBinary() ([]byte, error) {
@ -987,6 +1069,18 @@ func (p *sshFxpSetstatPacket) UnmarshalBinary(b []byte) error {
return nil
}
func (p *sshFxpSetstatPacket) unmarshalFileStat(flags uint32) (*FileStat, error) {
switch attrs := p.Attrs.(type) {
case *FileStat:
return attrs, nil
case []byte:
fs, _, err := unmarshalFileStat(flags, attrs)
return fs, err
default:
return nil, fmt.Errorf("invalid type in unmarshalFileStat: %T", attrs)
}
}
func (p *sshFxpFsetstatPacket) UnmarshalBinary(b []byte) error {
var err error
if p.ID, b, err = unmarshalUint32Safe(b); err != nil {
@ -1000,6 +1094,18 @@ func (p *sshFxpFsetstatPacket) UnmarshalBinary(b []byte) error {
return nil
}
func (p *sshFxpFsetstatPacket) unmarshalFileStat(flags uint32) (*FileStat, error) {
switch attrs := p.Attrs.(type) {
case *FileStat:
return attrs, nil
case []byte:
fs, _, err := unmarshalFileStat(flags, attrs)
return fs, err
default:
return nil, fmt.Errorf("invalid type in unmarshalFileStat: %T", attrs)
}
}
type sshFxpHandlePacket struct {
ID uint32
Handle string

8
vendor/github.com/pkg/sftp/request-attrs.go generated vendored
View file

@ -3,7 +3,6 @@ package sftp
// Methods on the Request object to make working with the Flags bitmasks and
// Attr(ibutes) byte blob easier. Use Pflags() when working with an Open/Write
// request and AttrFlags() and Attributes() when working with SetStat requests.
import "os"
// FileOpenFlags defines Open and Write Flags. Correlate directly with with os.OpenFile flags
// (https://golang.org/pkg/os/#pkg-constants).
@ -50,14 +49,9 @@ func (r *Request) AttrFlags() FileAttrFlags {
return newFileAttrFlags(r.Flags)
}
// FileMode returns the Mode SFTP file attributes wrapped as os.FileMode
func (a FileStat) FileMode() os.FileMode {
return os.FileMode(a.Mode)
}
// Attributes parses file attributes byte blob and return them in a
// FileStat object.
func (r *Request) Attributes() *FileStat {
fs, _ := unmarshalFileStat(r.Flags, r.Attrs)
fs, _, _ := unmarshalFileStat(r.Flags, r.Attrs)
return fs
}

4
vendor/github.com/pkg/sftp/request-interfaces.go generated vendored
View file

@ -30,7 +30,7 @@ type FileReader interface {
// FileWriter should return an io.WriterAt for the filepath.
//
// The request server code will call Close() on the returned io.WriterAt
// ojbect if an io.Closer type assertion succeeds.
// object if an io.Closer type assertion succeeds.
// Note in cases of an error, the error text will be sent to the client.
// Note when receiving an Append flag it is important to not open files using
// O_APPEND if you plan to use WriteAt, as they conflict.
@ -144,6 +144,8 @@ type NameLookupFileLister interface {
//
// If a populated entry implements [FileInfoExtendedData], extended attributes will also be returned to the client.
//
// The request server code will call Close() on ListerAt if an io.Closer type assertion succeeds.
//
// Note in cases of an error, the error text will be sent to the client.
type ListerAt interface {
ListAt([]os.FileInfo, int64) (int, error)

32
vendor/github.com/pkg/sftp/request-server.go generated vendored
View file

@ -10,7 +10,7 @@ import (
"sync"
)
var maxTxPacket uint32 = 1 << 15
const defaultMaxTxPacket uint32 = 1 << 15
// Handlers contains the 4 SFTP server request handlers.
type Handlers struct {
@ -28,6 +28,7 @@ type RequestServer struct {
pktMgr *packetManager
startDirectory string
maxTxPacket uint32
mu sync.RWMutex
handleCount int
@ -57,6 +58,22 @@ func WithStartDirectory(startDirectory string) RequestServerOption {
}
}
// WithRSMaxTxPacket sets the maximum size of the payload returned to the client,
// measured in bytes. The default value is 32768 bytes, and this option
// can only be used to increase it. Setting this option to a larger value
// should be safe, because the client decides the size of the requested payload.
//
// The default maximum packet size is 32768 bytes.
func WithRSMaxTxPacket(size uint32) RequestServerOption {
return func(rs *RequestServer) {
if size < defaultMaxTxPacket {
return
}
rs.maxTxPacket = size
}
}
// NewRequestServer creates/allocates/returns new RequestServer.
// Normally there will be one server per user-session.
func NewRequestServer(rwc io.ReadWriteCloser, h Handlers, options ...RequestServerOption) *RequestServer {
@ -73,6 +90,7 @@ func NewRequestServer(rwc io.ReadWriteCloser, h Handlers, options ...RequestServ
pktMgr: newPktMgr(svrConn),
startDirectory: "/",
maxTxPacket: defaultMaxTxPacket,
openRequests: make(map[string]*Request),
}
@ -260,7 +278,7 @@ func (rs *RequestServer) packetWorker(ctx context.Context, pktChan chan orderedR
Method: "Stat",
Filepath: cleanPathWithBase(rs.startDirectory, request.Filepath),
}
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
}
case *sshFxpFsetstatPacket:
handle := pkt.getHandle()
@ -272,7 +290,7 @@ func (rs *RequestServer) packetWorker(ctx context.Context, pktChan chan orderedR
Method: "Setstat",
Filepath: cleanPathWithBase(rs.startDirectory, request.Filepath),
}
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
}
case *sshFxpExtendedPacketPosixRename:
request := &Request{
@ -280,24 +298,24 @@ func (rs *RequestServer) packetWorker(ctx context.Context, pktChan chan orderedR
Filepath: cleanPathWithBase(rs.startDirectory, pkt.Oldpath),
Target: cleanPathWithBase(rs.startDirectory, pkt.Newpath),
}
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
case *sshFxpExtendedPacketStatVFS:
request := &Request{
Method: "StatVFS",
Filepath: cleanPathWithBase(rs.startDirectory, pkt.Path),
}
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
case hasHandle:
handle := pkt.getHandle()
request, ok := rs.getRequest(handle)
if !ok {
rpkt = statusFromError(pkt.id(), EBADF)
} else {
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
}
case hasPath:
request := requestFromPacket(ctx, pkt, rs.startDirectory)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID)
rpkt = request.call(rs.Handlers, pkt, rs.pktMgr.alloc, orderID, rs.maxTxPacket)
request.close()
default:
rpkt = statusFromError(pkt.id(), ErrSSHFxOpUnsupported)

45
vendor/github.com/pkg/sftp/request.go generated vendored
View file

@ -121,6 +121,22 @@ func (s *state) getListerAt() ListerAt {
return s.listerAt
}
func (s *state) closeListerAt() error {
s.mu.Lock()
defer s.mu.Unlock()
var err error
if s.listerAt != nil {
if c, ok := s.listerAt.(io.Closer); ok {
err = c.Close()
}
s.listerAt = nil
}
return err
}
// Request contains the data and state for the incoming service request.
type Request struct {
// Get, Put, Setstat, Stat, Rename, Remove
@ -178,6 +194,7 @@ func requestFromPacket(ctx context.Context, pkt hasPath, baseDir string) *Reques
switch p := pkt.(type) {
case *sshFxpOpenPacket:
request.Flags = p.Pflags
request.Attrs = p.Attrs.([]byte)
case *sshFxpSetstatPacket:
request.Flags = p.Flags
request.Attrs = p.Attrs.([]byte)
@ -229,9 +246,9 @@ func (r *Request) close() error {
}
}()
rd, wr, rw := r.getAllReaderWriters()
err := r.state.closeListerAt()
var err error
rd, wr, rw := r.getAllReaderWriters()
// Close errors on a Writer are far more likely to be the important one.
// As they can be information that there was a loss of data.
@ -283,14 +300,14 @@ func (r *Request) transferError(err error) {
}
// called from worker to handle packet/request
func (r *Request) call(handlers Handlers, pkt requestPacket, alloc *allocator, orderID uint32) responsePacket {
func (r *Request) call(handlers Handlers, pkt requestPacket, alloc *allocator, orderID uint32, maxTxPacket uint32) responsePacket {
switch r.Method {
case "Get":
return fileget(handlers.FileGet, r, pkt, alloc, orderID)
return fileget(handlers.FileGet, r, pkt, alloc, orderID, maxTxPacket)
case "Put":
return fileput(handlers.FilePut, r, pkt, alloc, orderID)
return fileput(handlers.FilePut, r, pkt, alloc, orderID, maxTxPacket)
case "Open":
return fileputget(handlers.FilePut, r, pkt, alloc, orderID)
return fileputget(handlers.FilePut, r, pkt, alloc, orderID, maxTxPacket)
case "Setstat", "Rename", "Rmdir", "Mkdir", "Link", "Symlink", "Remove", "PosixRename", "StatVFS":
return filecmd(handlers.FileCmd, r, pkt)
case "List":
@ -375,13 +392,13 @@ func (r *Request) opendir(h Handlers, pkt requestPacket) responsePacket {
}
// wrap FileReader handler
func fileget(h FileReader, r *Request, pkt requestPacket, alloc *allocator, orderID uint32) responsePacket {
func fileget(h FileReader, r *Request, pkt requestPacket, alloc *allocator, orderID uint32, maxTxPacket uint32) responsePacket {
rd := r.getReaderAt()
if rd == nil {
return statusFromError(pkt.id(), errors.New("unexpected read packet"))
}
data, offset, _ := packetData(pkt, alloc, orderID)
data, offset, _ := packetData(pkt, alloc, orderID, maxTxPacket)
n, err := rd.ReadAt(data, offset)
// only return EOF error if no data left to read
@ -397,20 +414,20 @@ func fileget(h FileReader, r *Request, pkt requestPacket, alloc *allocator, orde
}
// wrap FileWriter handler
func fileput(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, orderID uint32) responsePacket {
func fileput(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, orderID uint32, maxTxPacket uint32) responsePacket {
wr := r.getWriterAt()
if wr == nil {
return statusFromError(pkt.id(), errors.New("unexpected write packet"))
}
data, offset, _ := packetData(pkt, alloc, orderID)
data, offset, _ := packetData(pkt, alloc, orderID, maxTxPacket)
_, err := wr.WriteAt(data, offset)
return statusFromError(pkt.id(), err)
}
// wrap OpenFileWriter handler
func fileputget(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, orderID uint32) responsePacket {
func fileputget(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, orderID uint32, maxTxPacket uint32) responsePacket {
rw := r.getWriterAtReaderAt()
if rw == nil {
return statusFromError(pkt.id(), errors.New("unexpected write and read packet"))
@ -418,7 +435,7 @@ func fileputget(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, o
switch p := pkt.(type) {
case *sshFxpReadPacket:
data, offset := p.getDataSlice(alloc, orderID), int64(p.Offset)
data, offset := p.getDataSlice(alloc, orderID, maxTxPacket), int64(p.Offset)
n, err := rw.ReadAt(data, offset)
// only return EOF error if no data left to read
@ -444,10 +461,10 @@ func fileputget(h FileWriter, r *Request, pkt requestPacket, alloc *allocator, o
}
// file data for additional read/write packets
func packetData(p requestPacket, alloc *allocator, orderID uint32) (data []byte, offset int64, length uint32) {
func packetData(p requestPacket, alloc *allocator, orderID uint32, maxTxPacket uint32) (data []byte, offset int64, length uint32) {
switch p := p.(type) {
case *sshFxpReadPacket:
return p.getDataSlice(alloc, orderID), int64(p.Offset), p.Len
return p.getDataSlice(alloc, orderID, maxTxPacket), int64(p.Offset), p.Len
case *sshFxpWritePacket:
return p.Data, int64(p.Offset), p.Length
}

133
vendor/github.com/pkg/sftp/server.go generated vendored
View file

@ -34,6 +34,7 @@ type Server struct {
openFilesLock sync.RWMutex
handleCount int
workDir string
maxTxPacket uint32
}
func (svr *Server) nextHandle(f *os.File) string {
@ -86,6 +87,7 @@ func NewServer(rwc io.ReadWriteCloser, options ...ServerOption) (*Server, error)
debugStream: ioutil.Discard,
pktMgr: newPktMgr(svrConn),
openFiles: make(map[string]*os.File),
maxTxPacket: defaultMaxTxPacket,
}
for _, o := range options {
@ -139,6 +141,24 @@ func WithServerWorkingDirectory(workDir string) ServerOption {
}
}
// WithMaxTxPacket sets the maximum size of the payload returned to the client,
// measured in bytes. The default value is 32768 bytes, and this option
// can only be used to increase it. Setting this option to a larger value
// should be safe, because the client decides the size of the requested payload.
//
// The default maximum packet size is 32768 bytes.
func WithMaxTxPacket(size uint32) ServerOption {
return func(s *Server) error {
if size < defaultMaxTxPacket {
return errors.New("size must be greater than or equal to 32768")
}
s.maxTxPacket = size
return nil
}
}
type rxPacket struct {
pktType fxp
pktBytes []byte
@ -287,7 +307,7 @@ func handlePacket(s *Server, p orderedRequest) error {
f, ok := s.getHandle(p.Handle)
if ok {
err = nil
data := p.getDataSlice(s.pktMgr.alloc, orderID)
data := p.getDataSlice(s.pktMgr.alloc, orderID, s.maxTxPacket)
n, _err := f.ReadAt(data, int64(p.Offset))
if _err != nil && (_err != io.EOF || n == 0) {
err = _err
@ -462,7 +482,18 @@ func (p *sshFxpOpenPacket) respond(svr *Server) responsePacket {
osFlags |= os.O_EXCL
}
f, err := os.OpenFile(svr.toLocalPath(p.Path), osFlags, 0o644)
mode := os.FileMode(0o644)
// Like OpenSSH, we only handle permissions here, and only when the file is being created.
// Otherwise, the permissions are ignored.
if p.Flags&sshFileXferAttrPermissions != 0 {
fs, err := p.unmarshalFileStat(p.Flags)
if err != nil {
return statusFromError(p.ID, err)
}
mode = fs.FileMode() & os.ModePerm
}
f, err := os.OpenFile(svr.toLocalPath(p.Path), osFlags, mode)
if err != nil {
return statusFromError(p.ID, err)
}
@ -496,44 +527,23 @@ func (p *sshFxpReaddirPacket) respond(svr *Server) responsePacket {
}
func (p *sshFxpSetstatPacket) respond(svr *Server) responsePacket {
// additional unmarshalling is required for each possibility here
b := p.Attrs.([]byte)
var err error
path := svr.toLocalPath(p.Path)
p.Path = svr.toLocalPath(p.Path)
debug("setstat name %q", path)
debug("setstat name \"%s\"", p.Path)
if (p.Flags & sshFileXferAttrSize) != 0 {
var size uint64
if size, b, err = unmarshalUint64Safe(b); err == nil {
err = os.Truncate(p.Path, int64(size))
}
fs, err := p.unmarshalFileStat(p.Flags)
if err == nil && (p.Flags&sshFileXferAttrSize) != 0 {
err = os.Truncate(path, int64(fs.Size))
}
if (p.Flags & sshFileXferAttrPermissions) != 0 {
var mode uint32
if mode, b, err = unmarshalUint32Safe(b); err == nil {
err = os.Chmod(p.Path, os.FileMode(mode))
}
if err == nil && (p.Flags&sshFileXferAttrPermissions) != 0 {
err = os.Chmod(path, fs.FileMode())
}
if (p.Flags & sshFileXferAttrACmodTime) != 0 {
var atime uint32
var mtime uint32
if atime, b, err = unmarshalUint32Safe(b); err != nil {
} else if mtime, b, err = unmarshalUint32Safe(b); err != nil {
} else {
atimeT := time.Unix(int64(atime), 0)
mtimeT := time.Unix(int64(mtime), 0)
err = os.Chtimes(p.Path, atimeT, mtimeT)
}
if err == nil && (p.Flags&sshFileXferAttrUIDGID) != 0 {
err = os.Chown(path, int(fs.UID), int(fs.GID))
}
if (p.Flags & sshFileXferAttrUIDGID) != 0 {
var uid uint32
var gid uint32
if uid, b, err = unmarshalUint32Safe(b); err != nil {
} else if gid, _, err = unmarshalUint32Safe(b); err != nil {
} else {
err = os.Chown(p.Path, int(uid), int(gid))
}
if err == nil && (p.Flags&sshFileXferAttrACmodTime) != 0 {
err = os.Chtimes(path, fs.AccessTime(), fs.ModTime())
}
return statusFromError(p.ID, err)
@ -545,41 +555,32 @@ func (p *sshFxpFsetstatPacket) respond(svr *Server) responsePacket {
return statusFromError(p.ID, EBADF)
}
// additional unmarshalling is required for each possibility here
b := p.Attrs.([]byte)
var err error
path := f.Name()
debug("fsetstat name \"%s\"", f.Name())
if (p.Flags & sshFileXferAttrSize) != 0 {
var size uint64
if size, b, err = unmarshalUint64Safe(b); err == nil {
err = f.Truncate(int64(size))
}
debug("fsetstat name %q", path)
fs, err := p.unmarshalFileStat(p.Flags)
if err == nil && (p.Flags&sshFileXferAttrSize) != 0 {
err = f.Truncate(int64(fs.Size))
}
if (p.Flags & sshFileXferAttrPermissions) != 0 {
var mode uint32
if mode, b, err = unmarshalUint32Safe(b); err == nil {
err = f.Chmod(os.FileMode(mode))
}
if err == nil && (p.Flags&sshFileXferAttrPermissions) != 0 {
err = f.Chmod(fs.FileMode())
}
if (p.Flags & sshFileXferAttrACmodTime) != 0 {
var atime uint32
var mtime uint32
if atime, b, err = unmarshalUint32Safe(b); err != nil {
} else if mtime, b, err = unmarshalUint32Safe(b); err != nil {
} else {
atimeT := time.Unix(int64(atime), 0)
mtimeT := time.Unix(int64(mtime), 0)
err = os.Chtimes(f.Name(), atimeT, mtimeT)
}
if err == nil && (p.Flags&sshFileXferAttrUIDGID) != 0 {
err = f.Chown(int(fs.UID), int(fs.GID))
}
if (p.Flags & sshFileXferAttrUIDGID) != 0 {
var uid uint32
var gid uint32
if uid, b, err = unmarshalUint32Safe(b); err != nil {
} else if gid, _, err = unmarshalUint32Safe(b); err != nil {
} else {
err = f.Chown(int(uid), int(gid))
if err == nil && (p.Flags&sshFileXferAttrACmodTime) != 0 {
type chtimer interface {
Chtimes(atime, mtime time.Time) error
}
switch f := interface{}(f).(type) {
case chtimer:
// future-compatible, for when/if *os.File supports Chtimes.
err = f.Chtimes(fs.AccessTime(), fs.ModTime())
default:
err = os.Chtimes(path, fs.AccessTime(), fs.ModTime())
}
}

94
vendor/github.com/pkg/sftp/stat.go generated vendored Normal file
View file

@ -0,0 +1,94 @@
package sftp
import (
"os"
sshfx "github.com/pkg/sftp/internal/encoding/ssh/filexfer"
)
// isRegular returns true if the mode describes a regular file.
func isRegular(mode uint32) bool {
return sshfx.FileMode(mode)&sshfx.ModeType == sshfx.ModeRegular
}
// toFileMode converts sftp filemode bits to the os.FileMode specification
func toFileMode(mode uint32) os.FileMode {
var fm = os.FileMode(mode & 0777)
switch sshfx.FileMode(mode) & sshfx.ModeType {
case sshfx.ModeDevice:
fm |= os.ModeDevice
case sshfx.ModeCharDevice:
fm |= os.ModeDevice | os.ModeCharDevice
case sshfx.ModeDir:
fm |= os.ModeDir
case sshfx.ModeNamedPipe:
fm |= os.ModeNamedPipe
case sshfx.ModeSymlink:
fm |= os.ModeSymlink
case sshfx.ModeRegular:
// nothing to do
case sshfx.ModeSocket:
fm |= os.ModeSocket
}
if sshfx.FileMode(mode)&sshfx.ModeSetUID != 0 {
fm |= os.ModeSetuid
}
if sshfx.FileMode(mode)&sshfx.ModeSetGID != 0 {
fm |= os.ModeSetgid
}
if sshfx.FileMode(mode)&sshfx.ModeSticky != 0 {
fm |= os.ModeSticky
}
return fm
}
// fromFileMode converts from the os.FileMode specification to sftp filemode bits
func fromFileMode(mode os.FileMode) uint32 {
ret := sshfx.FileMode(mode & os.ModePerm)
switch mode & os.ModeType {
case os.ModeDevice | os.ModeCharDevice:
ret |= sshfx.ModeCharDevice
case os.ModeDevice:
ret |= sshfx.ModeDevice
case os.ModeDir:
ret |= sshfx.ModeDir
case os.ModeNamedPipe:
ret |= sshfx.ModeNamedPipe
case os.ModeSymlink:
ret |= sshfx.ModeSymlink
case 0:
ret |= sshfx.ModeRegular
case os.ModeSocket:
ret |= sshfx.ModeSocket
}
if mode&os.ModeSetuid != 0 {
ret |= sshfx.ModeSetUID
}
if mode&os.ModeSetgid != 0 {
ret |= sshfx.ModeSetGID
}
if mode&os.ModeSticky != 0 {
ret |= sshfx.ModeSticky
}
return uint32(ret)
}
const (
s_ISUID = uint32(sshfx.ModeSetUID)
s_ISGID = uint32(sshfx.ModeSetGID)
s_ISVTX = uint32(sshfx.ModeSticky)
)
// S_IFMT is a legacy export, and was brought in to support GOOS environments whose sysconfig.S_IFMT may be different from the value used internally by SFTP standards.
// There should be no reason why you need to import it, or use it, but unexporting it could cause code to break in a way that cannot be readily fixed.
// As such, we continue to export this value as the value used in the SFTP standard.
//
// Deprecated: Remove use of this value, and avoid any future use as well.
// There is no alternative provided, you should never need to access this value.
const S_IFMT = uint32(sshfx.ModeType)

103
vendor/github.com/pkg/sftp/stat_plan9.go generated vendored
View file

@ -1,103 +0,0 @@
package sftp
import (
"os"
"syscall"
)
var EBADF = syscall.NewError("fd out of range or not open")
func wrapPathError(filepath string, err error) error {
if errno, ok := err.(syscall.ErrorString); ok {
return &os.PathError{Path: filepath, Err: errno}
}
return err
}
// translateErrno translates a syscall error number to a SFTP error code.
func translateErrno(errno syscall.ErrorString) uint32 {
switch errno {
case "":
return sshFxOk
case syscall.ENOENT:
return sshFxNoSuchFile
case syscall.EPERM:
return sshFxPermissionDenied
}
return sshFxFailure
}
func translateSyscallError(err error) (uint32, bool) {
switch e := err.(type) {
case syscall.ErrorString:
return translateErrno(e), true
case *os.PathError:
debug("statusFromError,pathError: error is %T %#v", e.Err, e.Err)
if errno, ok := e.Err.(syscall.ErrorString); ok {
return translateErrno(errno), true
}
}
return 0, false
}
// isRegular returns true if the mode describes a regular file.
func isRegular(mode uint32) bool {
return mode&S_IFMT == syscall.S_IFREG
}
// toFileMode converts sftp filemode bits to the os.FileMode specification
func toFileMode(mode uint32) os.FileMode {
var fm = os.FileMode(mode & 0777)
switch mode & S_IFMT {
case syscall.S_IFBLK:
fm |= os.ModeDevice
case syscall.S_IFCHR:
fm |= os.ModeDevice | os.ModeCharDevice
case syscall.S_IFDIR:
fm |= os.ModeDir
case syscall.S_IFIFO:
fm |= os.ModeNamedPipe
case syscall.S_IFLNK:
fm |= os.ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fm |= os.ModeSocket
}
return fm
}
// fromFileMode converts from the os.FileMode specification to sftp filemode bits
func fromFileMode(mode os.FileMode) uint32 {
ret := uint32(mode & os.ModePerm)
switch mode & os.ModeType {
case os.ModeDevice | os.ModeCharDevice:
ret |= syscall.S_IFCHR
case os.ModeDevice:
ret |= syscall.S_IFBLK
case os.ModeDir:
ret |= syscall.S_IFDIR
case os.ModeNamedPipe:
ret |= syscall.S_IFIFO
case os.ModeSymlink:
ret |= syscall.S_IFLNK
case 0:
ret |= syscall.S_IFREG
case os.ModeSocket:
ret |= syscall.S_IFSOCK
}
return ret
}
// Plan 9 doesn't have setuid, setgid or sticky, but a Plan 9 client should
// be able to send these bits to a POSIX server.
const (
s_ISUID = 04000
s_ISGID = 02000
s_ISVTX = 01000
)

124
vendor/github.com/pkg/sftp/stat_posix.go generated vendored
View file

@ -1,124 +0,0 @@
//go:build !plan9
// +build !plan9
package sftp
import (
"os"
"syscall"
)
const EBADF = syscall.EBADF
func wrapPathError(filepath string, err error) error {
if errno, ok := err.(syscall.Errno); ok {
return &os.PathError{Path: filepath, Err: errno}
}
return err
}
// translateErrno translates a syscall error number to a SFTP error code.
func translateErrno(errno syscall.Errno) uint32 {
switch errno {
case 0:
return sshFxOk
case syscall.ENOENT:
return sshFxNoSuchFile
case syscall.EACCES, syscall.EPERM:
return sshFxPermissionDenied
}
return sshFxFailure
}
func translateSyscallError(err error) (uint32, bool) {
switch e := err.(type) {
case syscall.Errno:
return translateErrno(e), true
case *os.PathError:
debug("statusFromError,pathError: error is %T %#v", e.Err, e.Err)
if errno, ok := e.Err.(syscall.Errno); ok {
return translateErrno(errno), true
}
}
return 0, false
}
// isRegular returns true if the mode describes a regular file.
func isRegular(mode uint32) bool {
return mode&S_IFMT == syscall.S_IFREG
}
// toFileMode converts sftp filemode bits to the os.FileMode specification
func toFileMode(mode uint32) os.FileMode {
var fm = os.FileMode(mode & 0777)
switch mode & S_IFMT {
case syscall.S_IFBLK:
fm |= os.ModeDevice
case syscall.S_IFCHR:
fm |= os.ModeDevice | os.ModeCharDevice
case syscall.S_IFDIR:
fm |= os.ModeDir
case syscall.S_IFIFO:
fm |= os.ModeNamedPipe
case syscall.S_IFLNK:
fm |= os.ModeSymlink
case syscall.S_IFREG:
// nothing to do
case syscall.S_IFSOCK:
fm |= os.ModeSocket
}
if mode&syscall.S_ISUID != 0 {
fm |= os.ModeSetuid
}
if mode&syscall.S_ISGID != 0 {
fm |= os.ModeSetgid
}
if mode&syscall.S_ISVTX != 0 {
fm |= os.ModeSticky
}
return fm
}
// fromFileMode converts from the os.FileMode specification to sftp filemode bits
func fromFileMode(mode os.FileMode) uint32 {
ret := uint32(mode & os.ModePerm)
switch mode & os.ModeType {
case os.ModeDevice | os.ModeCharDevice:
ret |= syscall.S_IFCHR
case os.ModeDevice:
ret |= syscall.S_IFBLK
case os.ModeDir:
ret |= syscall.S_IFDIR
case os.ModeNamedPipe:
ret |= syscall.S_IFIFO
case os.ModeSymlink:
ret |= syscall.S_IFLNK
case 0:
ret |= syscall.S_IFREG
case os.ModeSocket:
ret |= syscall.S_IFSOCK
}
if mode&os.ModeSetuid != 0 {
ret |= syscall.S_ISUID
}
if mode&os.ModeSetgid != 0 {
ret |= syscall.S_ISGID
}
if mode&os.ModeSticky != 0 {
ret |= syscall.S_ISVTX
}
return ret
}
const (
s_ISUID = syscall.S_ISUID
s_ISGID = syscall.S_ISGID
s_ISVTX = syscall.S_ISVTX
)

10
vendor/github.com/pkg/sftp/syscall_fixed.go generated vendored
View file

@ -1,10 +0,0 @@
//go:build plan9 || windows || (js && wasm)
// +build plan9 windows js,wasm
// Go defines S_IFMT on windows, plan9 and js/wasm as 0x1f000 instead of
// 0xf000. None of the the other S_IFxyz values include the "1" (in 0x1f000)
// which prevents them from matching the bitmask.
package sftp
const S_IFMT = 0xf000

10
vendor/github.com/pkg/sftp/syscall_good.go generated vendored
View file

@ -1,10 +0,0 @@
//go:build !plan9 && !windows && (!js || !wasm)
// +build !plan9
// +build !windows
// +build !js !wasm
package sftp
import "syscall"
const S_IFMT = syscall.S_IFMT

2
vendor/modules.txt vendored
View file

@ -69,7 +69,7 @@ github.com/mattn/go-colorable
# github.com/mattn/go-isatty v0.0.19
## explicit; go 1.15
github.com/mattn/go-isatty
# github.com/pkg/sftp v1.13.6
# github.com/pkg/sftp v1.13.7
## explicit; go 1.15
github.com/pkg/sftp
github.com/pkg/sftp/internal/encoding/ssh/filexfer