def run_safe_validations(handler):
"""This function runs all the validations that can safely be done without running
user code. It returns the common parent directory of the archive.
"""
logger.info(">> Running safe validations")
# check archive format
namelist = handler.get_namelist()
common_dir = validate_archive_files(namelist)
logger.debug("Common directory is %s" % common_dir)
# check for and then read configuration file
config_file = common_dir + os.sep + DJANGO_CFG_FILENAME
if not handler.is_file_in_archive(config_file):
raise FileMissingError("Archive missing configuration file %s" %
config_file)
fileobj = handler.open_member(config_file)
data = fileobj.read()
django_config = django_config_from_json(data, COMPATIBLE_PACKAGER_VERSION)
# check for additional_components file and parse if present
components_file = common_dir + os.sep + COMPONENTS_FILENAME
if handler.is_file_in_archive(components_file):
fileobj = handler.open_member(components_file)
read_components_file(fileobj, components_file, django_config.components)
else:
if len(django_config.components)>0:
raise ValidationError("No additional component file at %s, but application with packaged with an additional component file" %
filepath)
# check for other required files
settings_module_file = django_config.get_settings_module_file()
if not handler.is_file_in_archive(settings_module_file):
raise FileMissingError("Archive missing django settings file %s" % settings_module_file)
logger.debug("Has required files")
return (common_dir, django_config)
def run(self):
if self.django_settings_module:
ds_mod = self.django_settings_module
django_config = None
else:
config_file = os.path.join(self.app_dir_path, DJANGO_CFG_FILENAME)
if not os.path.exists(config_file):
raise FileMissingError("Missing configuration file %s" % config_file)
with open(config_file, "rb") as fileobj:
django_config = django_config_from_json(fileobj.read(), COMPATIBLE_PACKAGER_VERSION)
ds_mod = django_config.django_settings_module
results = validate_settings(self.app_dir_path, ds_mod,
django_config)
write_json(results.to_json(), self.results_file)
results.print_final_status_message(logger)
return results.get_return_code()