| #!/usr/bin/env python2.6 |
| |
| ''' |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ''' |
| |
| from unittest import TestCase |
| from ambari_agent.ServerStatus import ServerStatus |
| from ambari_agent.NetUtil import NetUtil |
| import ambari_agent.main |
| from threading import Thread |
| import time |
| from ambari_agent.Heartbeat import Heartbeat |
| from ambari_agent.ActionQueue import ActionQueue |
| from ambari_agent import AmbariConfig |
| import socket |
| import os |
| import logging |
| from ambari_agent.Controller import Controller |
| import socket |
| |
| NON_EXISTING_DOMAIN = 'non-existing-domain43342432.com' |
| BAD_URL = 'http://localhost:54222/badurl/' |
| |
| class TestNetUtil(TestCase): |
| |
| logger = logging.getLogger() |
| |
| def setUp(self): |
| self.logger.info("Starting TestConnectionRetries test") |
| self.logger.disabled = True |
| self.defaulttimeout = -1.0 |
| if hasattr(socket, 'getdefaulttimeout'): |
| # get the default timeout on sockets |
| self.defaulttimeout = socket.getdefaulttimeout() |
| |
| |
| # Test was failing: BUG-3112 |
| # def test_url_checks(self): |
| # netutil = NetUtil() |
| # if hasattr(socket, 'setdefaulttimeout'): |
| # # Set the default timeout on sockets |
| # socket.setdefaulttimeout(1) |
| # self.assertEquals(netutil.checkURL('http://' + NON_EXISTING_DOMAIN), False, "Not existing domain") |
| # self.assertEquals(netutil.checkURL(BAD_URL), False, "Bad url") |
| # self.assertEquals(netutil.checkURL('http://192.168.253.177'), False, "Not reachable IP") |
| # if hasattr(socket, 'setdefaulttimeout'): |
| # # Set the default timeout on sockets |
| # socket.setdefaulttimeout(20) |
| # self.assertEquals(netutil.checkURL('http://www.iana.org/domains/example/'), True, "Good url - HTTP code 200") |
| # self.assertEquals(netutil.checkURL('https://www.iana.org/domains/example/'), True, "Good HTTPS url - HTTP code 200") |
| |
| |
| def test_registration_retries(self): |
| netutil = NetUtil() |
| netutil.CONNECT_SERVER_RETRY_INTERVAL_SEC=0.05 |
| retries = netutil.try_to_connect(BAD_URL, 3) |
| self.assertEquals(retries, 3) |
| |
| def test_infinit_registration_retries(self): |
| netutil = NetUtil() |
| netutil.CONNECT_SERVER_RETRY_INTERVAL_SEC=0.05 |
| thread = Thread(target = netutil.try_to_connect, args = (BAD_URL, -1)) |
| thread.start() |
| time.sleep(0.25) |
| # I have to stop the thread anyway, so I'll check results later |
| threadWasAlive = thread.isAlive() |
| netutil.DEBUG_STOP_RETRIES_FLAG = True |
| time.sleep(0.5) |
| # Checking results before thread stop |
| self.assertEquals(threadWasAlive, True, "Thread should still be retrying to connect") |
| # Checking results after thread stop |
| self.assertEquals(thread.isAlive(), False, "Thread should stop now") |
| |
| def tearDown(self): |
| if self.defaulttimeout is not None and self.defaulttimeout > 0 and hasattr(socket, 'setdefaulttimeout'): |
| # Set the default timeout on sockets |
| socket.setdefaulttimeout(self.defaulttimeout) |
| self.logger.disabled = False |
| self.logger.info("Finished TestConnectionRetries test") |
| |
| |