diff options
Diffstat (limited to 'vendor/github.com/spf13/afero/sftpfs/sftp.go')
-rw-r--r-- | vendor/github.com/spf13/afero/sftpfs/sftp.go | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/vendor/github.com/spf13/afero/sftpfs/sftp.go b/vendor/github.com/spf13/afero/sftpfs/sftp.go new file mode 100644 index 00000000..28721da7 --- /dev/null +++ b/vendor/github.com/spf13/afero/sftpfs/sftp.go @@ -0,0 +1,129 @@ +// Copyright © 2015 Jerry Jacobs <jerry.jacobs@xor-gate.org>. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package sftpfs + +import ( + "os" + "time" + + "github.com/pkg/sftp" + "github.com/spf13/afero" +) + +// Fs is a afero.Fs implementation that uses functions provided by the sftp package. +// +// For details in any method, check the documentation of the sftp package +// (github.com/pkg/sftp). +type Fs struct { + client *sftp.Client +} + +func New(client *sftp.Client) afero.Fs { + return &Fs{client: client} +} + +func (s Fs) Name() string { return "sftpfs" } + +func (s Fs) Create(name string) (afero.File, error) { + return FileCreate(s.client, name) +} + +func (s Fs) Mkdir(name string, perm os.FileMode) error { + err := s.client.Mkdir(name) + if err != nil { + return err + } + return s.client.Chmod(name, perm) +} + +func (s Fs) MkdirAll(path string, perm os.FileMode) error { + // Fast path: if we can tell whether path is a directory or file, stop with success or error. + dir, err := s.Stat(path) + if err == nil { + if dir.IsDir() { + return nil + } + return err + } + + // Slow path: make sure parent exists and then call Mkdir for path. + i := len(path) + for i > 0 && os.IsPathSeparator(path[i-1]) { // Skip trailing path separator. + i-- + } + + j := i + for j > 0 && !os.IsPathSeparator(path[j-1]) { // Scan backward over element. + j-- + } + + if j > 1 { + // Create parent + err = s.MkdirAll(path[0:j-1], perm) + if err != nil { + return err + } + } + + // Parent now exists; invoke Mkdir and use its result. + err = s.Mkdir(path, perm) + if err != nil { + // Handle arguments like "foo/." by + // double-checking that directory doesn't exist. + dir, err1 := s.Lstat(path) + if err1 == nil && dir.IsDir() { + return nil + } + return err + } + return nil +} + +func (s Fs) Open(name string) (afero.File, error) { + return FileOpen(s.client, name) +} + +func (s Fs) OpenFile(name string, flag int, perm os.FileMode) (afero.File, error) { + return nil, nil +} + +func (s Fs) Remove(name string) error { + return s.client.Remove(name) +} + +func (s Fs) RemoveAll(path string) error { + // TODO have a look at os.RemoveAll + // https://github.com/golang/go/blob/master/src/os/path.go#L66 + return nil +} + +func (s Fs) Rename(oldname, newname string) error { + return s.client.Rename(oldname, newname) +} + +func (s Fs) Stat(name string) (os.FileInfo, error) { + return s.client.Stat(name) +} + +func (s Fs) Lstat(p string) (os.FileInfo, error) { + return s.client.Lstat(p) +} + +func (s Fs) Chmod(name string, mode os.FileMode) error { + return s.client.Chmod(name, mode) +} + +func (s Fs) Chtimes(name string, atime time.Time, mtime time.Time) error { + return s.client.Chtimes(name, atime, mtime) +} |