def send_out(user, config):
"""
Copies material to user account and makes the user owner of it.
Parameters
----------
user: `dict`
A dictionary as parsed from the database describing a user.
config: `dict`
A dictionary as parsed from the configuration file.
"""
# must not fail
pw_entry = pwd.getpwnam(user["username"])
# copy content of material dir into user directory
destination_path = os.path.normpath(os.path.join(pw_entry.pw_dir,
config["tutorial dir"]))
material = os.path.basename(config["material dir"])
if not material:
material = os.path.dirname(config["material dir"])
try:
gutil.interactive_tree_copy(config["material dir"],
os.path.join(destination_path, material))
except shutil.Error:
raise OSError(errno.ENOENT,
u"copying files for user '{0}' failed".format(user["username"]))
# change the owner of the files in the user directory
gutil.tree_chown(pw_entry, destination_path)
def retrieve_from(user, config):
"""
Retrieve all data in the material directory of the user.
Parameters
----------
user: `dict`
A dictionary as parsed from the database describing a user.
config: `dict`
A dictionary as parsed from the configuration file.
"""
# retrieve user generated material
try:
pw_entry = pwd.getpwnam(user["username"])
except KeyError:
LOGGER.debug(u"pssst:", exc_info=True)
LOGGER.warn(u"Failed to get passwd entry for '{0}'."\
.format(user["username"]))
return
source_path = os.path.normpath(os.path.join(pw_entry.pw_dir,
config["tutorial dir"]))
material = os.path.basename(config["material dir"])
if not material:
material = os.path.dirname(config["material dir"])
dest_path = os.path.join(config["storage dir"], user["username"])
try:
gutil.tree_copy(source_path, dest_path)
except shutil.Error:
LOGGER.debug(u"pssst:", exc_info=True)
LOGGER.warn(u"Retrieving files for user '{0}' failed."\
.format(user["username"]))
user["port"] = u""
# change the owner of the files in the storage directory
try:
owner_entry = pwd.getpwnam(config["owner"])
except KeyError:
LOGGER.warn(u"Failed to get passwd entry for owner '{0}',"\
u" did you set it in the config file?".format(config["owner"]))
return
gutil.tree_chown(owner_entry, dest_path)