Python shutil.move

gistfile1.sh

root@a28e4835-146b-4da6-b736-1021126986a0:~# uname -a
Linux a28e4835-146b-4da6-b736-1021126986a0 3.8.0-35-generic #50-Ubuntu SMP Tue Dec 3 01:24:59 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
root@a28e4835-146b-4da6-b736-1021126986a0:~# python -V
Python 2.7.4
root@a28e4835-146b-4da6-b736-1021126986a0:~# python
Python 2.7.4 (default, Sep 26 2013, 03:20:26) 
[GCC 4.7.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> import pwd
>>> import shutil
>>> import tempfile
>>> 
>>> pwent = pwd.getpwnam('vcap')
>>> (home_dir, uid, gid) = (pwent.pw_dir, pwent.pw_uid, pwent.pw_gid)
>>> ssh_dir = os.path.join(home_dir, '.ssh')
>>> authorized_keys_file = os.path.join(ssh_dir, 'authorized_keys')
>>> os.stat(authorized_keys_file)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
OSError: [Errno 2] No such file or directory: '/home/vcap/.ssh/authorized_keys'
>>> 
>>> with tempfile.NamedTemporaryFile(delete=False) as keys_file:
...   os.fchmod(keys_file.fileno(), 0600)
...   os.fchown(keys_file.fileno(), uid, gid)
...   new_keys_path = keys_file.name
...   os.stat(new_keys_path)
...   shutil.move(new_keys_path, authorized_keys_file)
... 
posix.stat_result(st_mode=33152, st_ino=14, st_dev=1792L, st_nlink=1, st_uid=1000, st_gid=1000, st_size=0, st_atime=1392874545, st_mtime=1392874545, st_ctime=1392874545)
>>> os.stat(authorized_keys_file)
posix.stat_result(st_mode=33152, st_ino=140274, st_dev=2049L, st_nlink=1, st_uid=0, st_gid=0, st_size=0, st_atime=1392874545, st_mtime=1392874545, st_ctime=1392874545)