#!/usr/bin/env python
#
# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
"""
Resources to handle environment related requests
"""
import IPy
from flask import jsonify
from functest.api.base import ApiResource
from functest.api.common import api_utils
from functest.cli.commands.cli_env import Env
import functest.utils.functest_utils as ft_utils
class V1Envs(ApiResource):
""" V1Envs Resource class"""
def get(self): # pylint: disable=no-self-use
""" Get environment """
environment_show = Env().show()
return jsonify(environment_show)
def post(self):
""" Used to handle post request """
return self._dispatch_post()
def prepare(self, args): # pylint: disable=no-self-use, unused-argument
""" Prepare environment """
result_env = ft_utils.execute_command("prepare_env start")
if not result_env == 0:
return api_utils.result_handler(
status=1, data="Failed to prepare env")
return api_utils.result_handler(
status=0, data="Prepare env successfully")
def update_hosts(self, hosts_info): # pylint: disable=no-self-use
""" Update hosts info """
if not isinstance(hosts_info, dict):
return api_utils.result_handler(
status=1, data='Error, args should be a dict')
for key, value in hosts_info.items():
if key:
try:
IPy.IP(value)
except Exception: # pylint: disable=broad-except
return api_utils.result_handler(
status=1, data='The IP %s is invalid' % value)
else:
return api_utils.result_handler(
status=1, data='Domain name is absent')
try:
functest_flag = "# SUT hosts info for Functest"
hosts_list = ('\n{} {} {}'.format(ip, host_name, functest_flag)
for host_name, ip in hosts_info.items())
with open("/etc/hosts", 'r') as file_hosts:
origin_lines = [line for line in file_hosts
if functest_flag not in line]
with open("/etc/hosts", 'w') as file_hosts:
file_hosts.writelines(origin_lines)
file_hosts.write(functest_flag)
file_hosts.writelines(hosts_list)
except Exception: # pylint: disable=broad-except
return api_utils.result_handler(
status=1, data='Error when updating hosts info')
else:
return api_utils.result_handler(
status=0, data='Update hosts info successfully')