diff options
Diffstat (limited to 'py/mock/util.py')
| -rw-r--r-- | py/mock/util.py | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/py/mock/util.py b/py/mock/util.py index 4710a4b..0f74ac3 100644 --- a/py/mock/util.py +++ b/py/mock/util.py @@ -190,16 +190,34 @@ personality_defs['ppc64'] = 0x0000 personality_defs['i386'] = 0x0008 personality_defs['ppc'] = 0x0008 +import ctypes +_libc = ctypes.cdll.LoadLibrary("libc.so.6") +_errno = ctypes.c_int.in_dll(_libc, "errno") +_libc.personality.argtypes = [ctypes.c_ulong] +_libc.personality.restype = ctypes.c_int + decorate(traceLog()) def condPersonality(per=None): if personality_defs.get(per, None) is None: return - import ctypes - _libc = ctypes.cdll.LoadLibrary("libc.so.6") - _libc.personality.argtypes = [ctypes.c_ulong] - _libc.personality.restype = ctypes.c_int - _libc.personality(personality_defs[per]) + res = _libc.personality(personality_defs[per]) + if res: + raise OSError(_errno.value, os.strerror(_errno.value)) getLog().debug("set personality (setarch)") +CLONE_NEWNS = 0x00020000 + +decorate(traceLog()) +def unshare(flags): + getLog().debug("Unsharing. Flags: %s" % flags) + try: + _libc.unshare.argtypes = [ctypes.c_int,] + _libc.unshare.restype = ctypes.c_int + res = _libc.unshare(flags) + if res: + raise OSError(_errno.value, os.strerror(_errno.value)) + except AttributeError, e: + pass + # logger = # output = [1|0] # chrootPath |