def _generate_root_wrap(self):
if not self.cfg.getboolean("nova", "do_root_wrap"):
return False
else:
lines = list()
lines.append("%s ALL=(root) NOPASSWD: %s" % (sh.getuser(), self.root_wrap_bin))
fc = utils.joinlinesep(*lines)
root_wrap_fn = sh.joinpths(self.distro.get_command_config("sudoers_dir"), "nova-rootwrap")
self.tracewriter.file_touched(root_wrap_fn)
with sh.Rooted(True):
sh.write_file(root_wrap_fn, fc)
sh.chmod(root_wrap_fn, 0440)
sh.chown(root_wrap_fn, sh.getuid(sh.ROOT_USER), sh.getgid(sh.ROOT_GROUP))
return True
def configure(self):
files = self._configure_files()
if sh.isdir(self.cfg_dir):
uid = None
gid = None
try:
uid = sh.getuid(self.name)
gid = sh.getgid(self.name)
except (KeyError, AttributeError):
LOG.warn("Unable to find uid & gid for user & group %s", self.name)
if uid is not None and gid is not None:
try:
sh.chown_r(self.cfg_dir, uid, gid)
except Exception as e:
LOG.warn("Failed to change the ownership of %s to %s:%s due to: %s",
self.cfg_dir, uid, gid, e)
return files
