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#!/opt/cloudlinux/venv/bin/python3 -bb # -- coding: utf-8 -- # Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved # # Licensed under CLOUD LINUX LICENSE AGREEMENT # http://cloudlinux.com/docs/LICENSE.TXT from __future__ import print_function from __future__ import division from __future__ import absolute_import import os import sys import getpass from future.utils import iteritems from clselect.clselectnodejs.apps_manager import ApplicationsManager as NodeJsAppsManager from clselect.clselectpython.apps_manager import ApplicationsManager as PythonAppsManager, get_venv_rel_path from clselect.utils import get_using_realpath_keys def get_app_name(interpreter): """ Get application name via CL_APP_ROOT variable :param interpreter: interpreter name :return: str application name """ if os.environ.get('CL_APP_ROOT'): return os.environ['CL_APP_ROOT'] elif interpreter == 'python': abs_venv_path = os.environ['VIRTUAL_ENV'] user_home = os.environ['HOME'] # /home/<username>/virtualenv/<name>/<version> -> # /virtualenv/<name> vevn_rel_path = os.path.dirname(abs_venv_path).replace(user_home + '/', '', 1) # if VENV_REL_PATH contains _ we cannot # clearly define app_root and should guess if '_' in vevn_rel_path: username = getpass.getuser() # in python CL_APP_ROOT is not set, we must guess by env path for app_root in PythonAppsManager().get_user_config_data(username): _, rel_path = get_venv_rel_path(username, app_root) if rel_path == vevn_rel_path: return app_root return None else: return vevn_rel_path.replace('virtualenv/', '', 1) else: raise NotImplementedError( 'I don\'t know how to get app_root for %s' % interpreter) def get_env_vars(_app_name, interpreter): """ Get environment variables from user config for given application name :param _app_name: application name :param interpreter: interpreter name :return: dict {ENV_VAR_NAME: VALUE} """ _env_vars = {} username = getpass.getuser() try: full_app_config = get_app_full_conf(username, _app_name, interpreter) if interpreter == 'nodejs': _env_vars['NODE_ENV'] = full_app_config['app_mode'] _env_vars.update(full_app_config['env_vars']) except KeyError: pass return _env_vars def set_env_vars(dict_env_vars): """ Print to stdout bash strings with environment variables :param dict_env_vars: dict with environment variables :return: None """ for key, var in iteritems(dict_env_vars): print('export {}="{}"'.format(key, var)) def is_root(): return os.geteuid() == 0 def get_app_full_conf(user, app, interpreter): if interpreter == 'nodejs': manager = NodeJsAppsManager() elif interpreter == 'python': manager = PythonAppsManager() else: raise NotImplementedError() full_user_config = manager.get_user_config_data(user) if not full_user_config: print("User config was not found or empty") sys.exit(0) return get_using_realpath_keys(user, app, full_user_config) if __name__ == "__main__": if is_root(): print("This program is not intended to be run as root.") sys.exit(1) args = sys.argv if len(args) < 2: print("Interpreter is not passed.") sys.exit(1) app_name = get_app_name(sys.argv[1]) if app_name is None: print("Unknown application.") sys.exit(1) env_vars = get_env_vars(app_name, sys.argv[1]) set_env_vars(env_vars)