// Create creates all the necessary files and directories for a new sftp
// backend at dir. Afterwards a new config blob should be created.
func Create(dir string, program string, args ...string) (*SFTP, error) {
sftp, err := startClient(program, args...)
if err != nil {
return nil, err
}
// test if config file already exists
_, err = sftp.c.Lstat(Join(dir, backend.Paths.Config))
if err == nil {
return nil, errors.New("config file already exists")
}
// create paths for data, refs and temp blobs
for _, d := range paths(dir) {
err = sftp.mkdirAll(d, backend.Modes.Dir)
if err != nil {
return nil, err
}
}
err = sftp.c.Close()
if err != nil {
return nil, err
}
err = sftp.cmd.Wait()
if err != nil {
return nil, err
}
// open backend
return Open(dir, program, args...)
}
// Create creates all the necessary files and directories for a new sftp
// backend at dir. Afterwards a new config blob should be created.
func Create(dir string, program string, args ...string) (*SFTP, error) {
sftp, err := startClient(program, args...)
if err != nil {
return nil, err
}
dirs := []string{
dir,
filepath.Join(dir, backend.Paths.Data),
filepath.Join(dir, backend.Paths.Snapshots),
filepath.Join(dir, backend.Paths.Index),
filepath.Join(dir, backend.Paths.Locks),
filepath.Join(dir, backend.Paths.Keys),
filepath.Join(dir, backend.Paths.Temp),
}
// test if config file already exists
_, err = sftp.c.Lstat(backend.Paths.Config)
if err == nil {
return nil, errors.New("config file already exists")
}
// test if directories already exist
for _, d := range dirs[1:] {
if _, err := sftp.c.Lstat(d); err == nil {
return nil, fmt.Errorf("dir %s already exists", d)
}
}
// create paths for data, refs and temp blobs
for _, d := range dirs {
err = sftp.mkdirAll(d, backend.Modes.Dir)
if err != nil {
return nil, err
}
}
err = sftp.c.Close()
if err != nil {
return nil, err
}
err = sftp.cmd.Wait()
if err != nil {
return nil, err
}
// open backend
return Open(dir, program, args...)
}