def _build_step_copy(self, args):
"""
Copy build step.
This is recursive.
The ``args["dest"]`` setting is always
relative to the image directory,
such that ``/etc/foo/bar.conf`` is really
``/var/lib/sponson/images/{name}/{version}/etc/foo/bar.conf``.
:param args: dictionary of options for build step
:type args: dict
"""
if "src" not in args or "dest" not in args:
raise BuilderError("Missing required copy build step arguments")
if "srcimage" in args:
# Check if the srcimage we've been given
# is the name or the actual version
image_vers = self._check_if_version(args["srcimage"])
mount_src = args["src"].lstrip("/")
source = os.path.join(image_vers, mount_src)
else:
source = os.path.abspath(args["src"])
dest = self._image_dest_path(args["dest"])
safe_copy(source, dest, args.get("owner"), args.get("group"),
args.get("chmod"))
def _copy_container(self):
"""
Copy container information from the old container
to the clone.
"""
old_path = os.path.join(self.old_overlay, "upper")
new_path = os.path.join(self.new_overlay, "upper")
safe_copy(old_path, new_path)