root / snf-cyclades-app / synnefo / tools / burnin.py @ 74193008
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#!/usr/bin/env python
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# Copyright 2011 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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"""Perform integration testing on a running Synnefo deployment"""
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import __main__ |
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import datetime |
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import inspect |
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import logging |
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import os |
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import paramiko |
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import prctl |
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import subprocess |
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import signal |
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import socket |
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import struct |
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import sys |
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import time |
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from IPy import IP |
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from multiprocessing import Process, Queue |
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from random import choice |
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from kamaki.clients import ClientError, ComputeClient, CycladesClient |
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from kamaki.config import Config |
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from vncauthproxy.d3des import generate_response as d3des_generate_response |
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# Use backported unittest functionality if Python < 2.7
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try:
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import unittest2 as unittest |
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except ImportError: |
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if sys.version_info < (2, 7): |
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raise Exception("The unittest2 package is required for Python < 2.7") |
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import unittest |
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API = None
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TOKEN = None
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DEFAULT_API = "http://127.0.0.1:8000/api/v1.1"
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# A unique id identifying this test run
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TEST_RUN_ID = datetime.datetime.strftime(datetime.datetime.now(), |
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"%Y%m%d%H%M%S")
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SNF_TEST_PREFIX = "snf-test-"
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# Setup logging (FIXME - verigak)
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logging.basicConfig(format="%(message)s")
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log = logging.getLogger("burnin")
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log.setLevel(logging.INFO) |
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class UnauthorizedTestCase(unittest.TestCase): |
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def test_unauthorized_access(self): |
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"""Test access without a valid token fails"""
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falseToken = '12345'
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conf = Config() |
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conf.set('compute_token', falseToken)
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with self.assertRaises(ClientError) as cm: |
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c.list_servers() |
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self.assertEqual(cm.exception.status, 401) |
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class ImagesTestCase(unittest.TestCase): |
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"""Test image lists for consistency"""
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@classmethod
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def setUpClass(cls): |
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"""Initialize kamaki, get (detailed) list of images"""
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log.info("Getting simple and detailed list of images")
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conf = Config() |
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conf.set('compute_token', TOKEN)
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cls.client = ComputeClient(conf) |
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cls.images = cls.client.list_images() |
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cls.dimages = cls.client.list_images(detail=True)
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def test_001_list_images(self): |
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"""Test image list actually returns images"""
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self.assertGreater(len(self.images), 0) |
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def test_002_list_images_detailed(self): |
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"""Test detailed image list is the same length as list"""
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self.assertEqual(len(self.dimages), len(self.images)) |
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def test_003_same_image_names(self): |
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"""Test detailed and simple image list contain same names"""
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names = sorted(map(lambda x: x["name"], self.images)) |
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dnames = sorted(map(lambda x: x["name"], self.dimages)) |
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self.assertEqual(names, dnames)
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def test_004_unique_image_names(self): |
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"""Test images have unique names"""
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names = sorted(map(lambda x: x["name"], self.images)) |
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self.assertEqual(sorted(list(set(names))), names) |
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def test_005_image_metadata(self): |
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"""Test every image has specific metadata defined"""
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keys = frozenset(["os", "description", "size"]) |
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for i in self.dimages: |
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self.assertTrue(keys.issubset(i["metadata"]["values"].keys())) |
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class FlavorsTestCase(unittest.TestCase): |
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"""Test flavor lists for consistency"""
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@classmethod
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def setUpClass(cls): |
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"""Initialize kamaki, get (detailed) list of flavors"""
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log.info("Getting simple and detailed list of flavors")
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conf = Config() |
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conf.set('compute_token', TOKEN)
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cls.client = ComputeClient(conf) |
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cls.flavors = cls.client.list_flavors() |
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cls.dflavors = cls.client.list_flavors(detail=True)
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def test_001_list_flavors(self): |
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"""Test flavor list actually returns flavors"""
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self.assertGreater(len(self.flavors), 0) |
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def test_002_list_flavors_detailed(self): |
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"""Test detailed flavor list is the same length as list"""
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self.assertEquals(len(self.dflavors), len(self.flavors)) |
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def test_003_same_flavor_names(self): |
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"""Test detailed and simple flavor list contain same names"""
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names = sorted(map(lambda x: x["name"], self.flavors)) |
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dnames = sorted(map(lambda x: x["name"], self.dflavors)) |
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self.assertEqual(names, dnames)
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def test_004_unique_flavor_names(self): |
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"""Test flavors have unique names"""
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names = sorted(map(lambda x: x["name"], self.flavors)) |
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self.assertEqual(sorted(list(set(names))), names) |
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def test_005_well_formed_flavor_names(self): |
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"""Test flavors have names of the form CxxRyyDzz
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Where xx is vCPU count, yy is RAM in MiB, zz is Disk in GiB
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"""
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for f in self.dflavors: |
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self.assertEqual("C%dR%dD%d" % (f["cpu"], f["ram"], f["disk"]), |
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f["name"],
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"Flavor %s does not match its specs." % f["name"]) |
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class ServersTestCase(unittest.TestCase): |
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"""Test server lists for consistency"""
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@classmethod
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def setUpClass(cls): |
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"""Initialize kamaki, get (detailed) list of servers"""
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log.info("Getting simple and detailed list of servers")
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conf = Config() |
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conf.set('compute_token', TOKEN)
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cls.client = ComputeClient(conf) |
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cls.servers = cls.client.list_servers() |
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cls.dservers = cls.client.list_servers(detail=True)
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def test_001_list_servers(self): |
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"""Test server list actually returns servers"""
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self.assertGreater(len(self.servers), 0) |
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def test_002_list_servers_detailed(self): |
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"""Test detailed server list is the same length as list"""
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self.assertEqual(len(self.dservers), len(self.servers)) |
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def test_003_same_server_names(self): |
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"""Test detailed and simple flavor list contain same names"""
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names = sorted(map(lambda x: x["name"], self.servers)) |
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dnames = sorted(map(lambda x: x["name"], self.dservers)) |
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self.assertEqual(names, dnames)
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# This class gets replicated into actual TestCases dynamically
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class SpawnServerTestCase(unittest.TestCase): |
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"""Test scenario for server of the specified image"""
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@classmethod
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def setUpClass(cls): |
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"""Initialize a kamaki instance"""
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log.info("Spawning server for image `%s'", cls.imagename)
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conf = Config() |
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conf.set('compute_token', TOKEN)
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cls.client = ComputeClient(conf) |
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cls.cyclades = CycladesClient(conf) |
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def _get_ipv4(self, server): |
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"""Get the public IPv4 of a server from the detailed server info"""
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details = |
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public_addrs = filter(lambda x: x["id"] == "public", |
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server["addresses"]["values"]) |
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self.assertEqual(len(public_addrs), 1) |
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ipv4_addrs = filter(lambda x: x["version"] == 4, |
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public_addrs[0]["values"]) |
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self.assertEqual(len(ipv4_addrs), 1) |
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return ipv4_addrs[0]["addr"] |
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def _get_ipv6(self, server): |
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"""Get the public IPv6 of a server from the detailed server info"""
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public_addrs = filter(lambda x: x["id"] == "public", |
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server["addresses"]["values"]) |
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self.assertEqual(len(public_addrs), 1) |
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ipv6_addrs = filter(lambda x: x["version"] == 6, |
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public_addrs[0]["values"]) |
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self.assertEqual(len(ipv6_addrs), 1) |
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return ipv6_addrs[0]["addr"] |
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def _connect_loginname(self, os): |
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"""Return the login name for connections based on the server OS"""
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if os in ("Ubuntu", "Kubuntu", "Fedora"): |
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return "user" |
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elif os in ("windows", "windows_alpha1"): |
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return "Administrator" |
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else:
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return "root" |
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def _verify_server_status(self, current_status, new_status): |
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"""Verify a server has switched to a specified status"""
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server = self.client.get_server_details(self.serverid) |
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if server["status"] not in (current_status, new_status): |
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return None # Do not raise exception, return so the test fails |
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self.assertEquals(server["status"], new_status) |
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def _get_connected_tcp_socket(self, family, host, port): |
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"""Get a connected socket from the specified family to host:port"""
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sock = None
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for res in \ |
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socket.getaddrinfo(host, port, family, socket.SOCK_STREAM, 0,
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socket.AI_PASSIVE): |
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af, socktype, proto, canonname, sa = res |
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try:
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sock = socket.socket(af, socktype, proto) |
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except socket.error as msg: |
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sock = None
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continue
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try:
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sock.connect(sa) |
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except socket.error as msg: |
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sock.close() |
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sock = None
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continue
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self.assertIsNotNone(sock)
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return sock
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def _ping_once(self, ipv6, ip): |
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"""Test server responds to a single IPv4 or IPv6 ping"""
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cmd = "ping%s -c 2 -w 3 %s" % ("6" if ipv6 else "", ip) |
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ping = subprocess.Popen(cmd, shell=True,
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stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
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(stdout, stderr) = ping.communicate() |
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ret = ping.wait() |
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self.assertEquals(ret, 0) |
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def _get_hostname_over_ssh(self, hostip, username, password): |
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ssh = paramiko.SSHClient() |
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ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) |
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try:
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ssh.connect(hostip, username=username, password=password) |
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except socket.error:
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raise AssertionError |
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stdin, stdout, stderr = ssh.exec_command("hostname")
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lines = stdout.readlines() |
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self.assertEqual(len(lines), 1) |
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return lines[0] |
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def _try_until_timeout_expires(self, warn_timeout, fail_timeout, |
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opmsg, callable, *args, **kwargs):
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if warn_timeout == fail_timeout:
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warn_timeout = fail_timeout + 1
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warn_tmout = time.time() + warn_timeout |
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fail_tmout = time.time() + fail_timeout |
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while True: |
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self.assertLess(time.time(), fail_tmout,
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"operation `%s' timed out" % opmsg)
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if time.time() > warn_tmout:
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log.warning("Server %d: `%s' operation `%s' not done yet",
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self.serverid, self.servername, opmsg) |
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try:
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log.info("%s... " % opmsg)
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return callable(*args, **kwargs) |
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except AssertionError: |
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pass
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time.sleep(self.query_interval)
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def _insist_on_tcp_connection(self, family, host, port): |
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familystr = {socket.AF_INET: "IPv4", socket.AF_INET6: "IPv6", |
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socket.AF_UNSPEC: "Unspecified-IPv4/6"}
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msg = "connect over %s to %s:%s" % \
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(familystr.get(family, "Unknown"), host, port)
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sock = self._try_until_timeout_expires(
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self.action_timeout, self.action_timeout, |
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msg, self._get_connected_tcp_socket,
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family, host, port) |
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return sock
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def _insist_on_status_transition(self, current_status, new_status, |
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fail_timeout, warn_timeout=None):
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msg = "Server %d: `%s', waiting for %s -> %s" % \
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(self.serverid, self.servername, current_status, new_status) |
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if warn_timeout is None: |
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warn_timeout = fail_timeout |
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self._try_until_timeout_expires(warn_timeout, fail_timeout,
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msg, self._verify_server_status,
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current_status, new_status) |
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# Ensure the status is actually the expected one
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server = self.client.get_server_details(self.serverid) |
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self.assertEquals(server["status"], new_status) |
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def _insist_on_ssh_hostname(self, hostip, username, password): |
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msg = "SSH to %s, as %s/%s" % (hostip, username, password)
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hostname = self._try_until_timeout_expires(
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self.action_timeout, self.action_timeout, |
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msg, self._get_hostname_over_ssh,
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hostip, username, password) |
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# The hostname must be of the form 'prefix-id'
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self.assertTrue(hostname.endswith("-%d\n" % self.serverid)) |
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def _skipIf(self, condition, msg): |
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if condition:
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self.skipTest(msg)
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def test_001_submit_create_server(self): |
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"""Test submit create server request"""
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server = self.client.create_server(self.servername, self.flavorid, |
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self.imageid, self.personality) |
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self.assertEqual(server["name"], self.servername) |
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self.assertEqual(server["flavorRef"], self.flavorid) |
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self.assertEqual(server["imageRef"], self.imageid) |
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self.assertEqual(server["status"], "BUILD") |
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# Update class attributes to reflect data on building server
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cls = type(self) |
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cls.serverid = server["id"]
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cls.username = None
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cls.passwd = server["adminPass"]
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def test_002a_server_is_building_in_list(self): |
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"""Test server is in BUILD state, in server list"""
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servers = self.client.list_servers(detail=True) |
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servers = filter(lambda x: x["name"] == self.servername, servers) |
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self.assertEqual(len(servers), 1) |
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server = servers[0]
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self.assertEqual(server["name"], self.servername) |
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self.assertEqual(server["flavorRef"], self.flavorid) |
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self.assertEqual(server["imageRef"], self.imageid) |
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self.assertEqual(server["status"], "BUILD") |
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def test_002b_server_is_building_in_details(self): |
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"""Test server is in BUILD state, in details"""
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server = self.client.get_server_details(self.serverid) |
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self.assertEqual(server["name"], self.servername) |
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self.assertEqual(server["flavorRef"], self.flavorid) |
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self.assertEqual(server["imageRef"], self.imageid) |
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self.assertEqual(server["status"], "BUILD") |
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def test_002c_set_server_metadata(self): |
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image = self.client.get_image_details(self.imageid) |
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os = image["metadata"]["values"]["os"] |
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loginname = image["metadata"]["values"].get("users", None) |
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self.client.update_server_metadata(self.serverid, OS=os) |
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# Determine the username to use for future connections
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# to this host
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cls = type(self) |
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cls.username = loginname |
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if not cls.username: |
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cls.username = self._connect_loginname(os)
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self.assertIsNotNone(cls.username)
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def test_002d_verify_server_metadata(self): |
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"""Test server metadata keys are set based on image metadata"""
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servermeta = self.client.get_server_metadata(self.serverid) |
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imagemeta = self.client.get_image_metadata(self.imageid) |
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self.assertEqual(servermeta["OS"], imagemeta["OS"]) |
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def test_003_server_becomes_active(self): |
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"""Test server becomes ACTIVE"""
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self._insist_on_status_transition("BUILD", "ACTIVE", |
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self.build_fail, self.build_warning) |
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def test_003a_get_server_oob_console(self): |
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"""Test getting OOB server console over VNC
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Implementation of RFB protocol follows
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http://www.realvnc.com/docs/rfbproto.pdf.
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"""
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console = self.cyclades.get_server_console(self.serverid) |
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self.assertEquals(console['type'], "vnc") |
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sock = self._insist_on_tcp_connection(socket.AF_UNSPEC,
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console["host"], console["port"]) |
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# Step 1. ProtocolVersion message (par. 6.1.1)
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version = sock.recv(1024)
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self.assertEquals(version, 'RFB 003.008\n') |
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sock.send(version) |
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# Step 2. Security (par 6.1.2): Only VNC Authentication supported
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sec = sock.recv(1024)
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self.assertEquals(list(sec), ['\x01', '\x02']) |
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# Step 3. Request VNC Authentication (par 6.1.2)
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sock.send('\x02')
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# Step 4. Receive Challenge (par 6.2.2)
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challenge = sock.recv(1024)
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self.assertEquals(len(challenge), 16) |
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# Step 5. DES-Encrypt challenge, use password as key (par 6.2.2)
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response = d3des_generate_response( |
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(console["password"] + '\0' * 8)[:8], challenge) |
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sock.send(response) |
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# Step 6. SecurityResult (par 6.1.3)
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result = sock.recv(4)
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self.assertEquals(list(result), ['\x00', '\x00', '\x00', '\x00']) |
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sock.close() |
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|
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def test_004_server_has_ipv4(self): |
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"""Test active server has a valid IPv4 address"""
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server = self.client.get_server_details(self.serverid) |
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ipv4 = self._get_ipv4(server)
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self.assertEquals(IP(ipv4).version(), 4) |
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|
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def test_005_server_has_ipv6(self): |
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"""Test active server has a valid IPv6 address"""
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server = self.client.get_server_details(self.serverid) |
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ipv6 = self._get_ipv6(server)
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self.assertEquals(IP(ipv6).version(), 6) |
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|
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def test_006_server_responds_to_ping_IPv4(self): |
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"""Test server responds to ping on IPv4 address"""
|
471 |
server = self.client.get_server_details(self.serverid) |
472 |
ip = self._get_ipv4(server)
|
473 |
self._try_until_timeout_expires(self.action_timeout, |
474 |
self.action_timeout,
|
475 |
"PING IPv4 to %s" % ip,
|
476 |
self._ping_once,
|
477 |
False, ip)
|
478 |
|
479 |
def test_007_server_responds_to_ping_IPv6(self): |
480 |
"""Test server responds to ping on IPv6 address"""
|
481 |
server = self.client.get_server_details(self.serverid) |
482 |
ip = self._get_ipv6(server)
|
483 |
self._try_until_timeout_expires(self.action_timeout, |
484 |
self.action_timeout,
|
485 |
"PING IPv6 to %s" % ip,
|
486 |
self._ping_once,
|
487 |
True, ip)
|
488 |
|
489 |
def test_008_submit_shutdown_request(self): |
490 |
"""Test submit request to shutdown server"""
|
491 |
self.cyclades.shutdown_server(self.serverid) |
492 |
|
493 |
def test_009_server_becomes_stopped(self): |
494 |
"""Test server becomes STOPPED"""
|
495 |
self._insist_on_status_transition("ACTIVE", "STOPPED", |
496 |
self.action_timeout,
|
497 |
self.action_timeout)
|
498 |
|
499 |
def test_010_submit_start_request(self): |
500 |
"""Test submit start server request"""
|
501 |
self.cyclades.start_server(self.serverid) |
502 |
|
503 |
def test_011_server_becomes_active(self): |
504 |
"""Test server becomes ACTIVE again"""
|
505 |
self._insist_on_status_transition("STOPPED", "ACTIVE", |
506 |
self.action_timeout,
|
507 |
self.action_timeout)
|
508 |
|
509 |
def test_011a_server_responds_to_ping_IPv4(self): |
510 |
"""Test server OS is actually up and running again"""
|
511 |
self.test_006_server_responds_to_ping_IPv4()
|
512 |
|
513 |
def test_012_ssh_to_server_IPv4(self): |
514 |
"""Test SSH to server public IPv4 works, verify hostname"""
|
515 |
self._skipIf(self.is_windows, "only valid for Linux servers") |
516 |
server = self.client.get_server_details(self.serverid) |
517 |
self._insist_on_ssh_hostname(self._get_ipv4(server), |
518 |
self.username, self.passwd) |
519 |
|
520 |
def test_013_ssh_to_server_IPv6(self): |
521 |
"""Test SSH to server public IPv6 works, verify hostname"""
|
522 |
self._skipIf(self.is_windows, "only valid for Linux servers") |
523 |
server = self.client.get_server_details(self.serverid) |
524 |
self._insist_on_ssh_hostname(self._get_ipv6(server), |
525 |
self.username, self.passwd) |
526 |
|
527 |
def test_014_rdp_to_server_IPv4(self): |
528 |
"Test RDP connection to server public IPv4 works""" |
529 |
self._skipIf(not self.is_windows, "only valid for Windows servers") |
530 |
server = self.client.get_server_details(self.serverid) |
531 |
ipv4 = self._get_ipv4(server)
|
532 |
sock = _insist_on_tcp_connection(socket.AF_INET, ipv4, 3389)
|
533 |
|
534 |
# No actual RDP processing done. We assume the RDP server is there
|
535 |
# if the connection to the RDP port is successful.
|
536 |
# FIXME: Use rdesktop, analyze exit code? see manpage [costasd]
|
537 |
sock.close() |
538 |
|
539 |
def test_015_rdp_to_server_IPv6(self): |
540 |
"Test RDP connection to server public IPv6 works""" |
541 |
self._skipIf(not self.is_windows, "only valid for Windows servers") |
542 |
server = self.client.get_server_details(self.serverid) |
543 |
ipv6 = self._get_ipv6(server)
|
544 |
sock = _get_tcp_connection(socket.AF_INET6, ipv6, 3389)
|
545 |
|
546 |
# No actual RDP processing done. We assume the RDP server is there
|
547 |
# if the connection to the RDP port is successful.
|
548 |
sock.close() |
549 |
|
550 |
def test_016_personality_is_enforced(self): |
551 |
"""Test file injection for personality enforcement"""
|
552 |
self._skipIf(self.is_windows, "only implemented for Linux servers") |
553 |
self.assertTrue(False, "test not implemented, will fail") |
554 |
|
555 |
def test_017_submit_delete_request(self): |
556 |
"""Test submit request to delete server"""
|
557 |
self.client.delete_server(self.serverid) |
558 |
|
559 |
def test_018_server_becomes_deleted(self): |
560 |
"""Test server becomes DELETED"""
|
561 |
self._insist_on_status_transition("ACTIVE", "DELETED", |
562 |
self.action_timeout,
|
563 |
self.action_timeout)
|
564 |
|
565 |
def test_019_server_no_longer_in_server_list(self): |
566 |
"""Test server is no longer in server list"""
|
567 |
servers = self.client.list_servers()
|
568 |
self.assertNotIn(self.serverid, [s["id"] for s in servers]) |
569 |
|
570 |
|
571 |
class TestRunnerProcess(Process): |
572 |
"""A distinct process used to execute part of the tests in parallel"""
|
573 |
def __init__(self, **kw): |
574 |
Process.__init__(self, **kw)
|
575 |
kwargs = kw["kwargs"]
|
576 |
self.testq = kwargs["testq"] |
577 |
self.runner = kwargs["runner"] |
578 |
|
579 |
def run(self): |
580 |
# Make sure this test runner process dies with the parent
|
581 |
# and is not left behind.
|
582 |
#
|
583 |
# WARNING: This uses the prctl(2) call and is
|
584 |
# Linux-specific.
|
585 |
prctl.set_pdeathsig(signal.SIGHUP) |
586 |
|
587 |
while True: |
588 |
log.debug("I am process %d, GETting from queue is %s",
|
589 |
os.getpid(), self.testq)
|
590 |
msg = self.testq.get()
|
591 |
log.debug("Dequeued msg: %s", msg)
|
592 |
|
593 |
if msg == "TEST_RUNNER_TERMINATE": |
594 |
raise SystemExit |
595 |
elif issubclass(msg, unittest.TestCase): |
596 |
# Assemble a TestSuite, and run it
|
597 |
suite = unittest.TestLoader().loadTestsFromTestCase(msg) |
598 |
self.runner.run(suite)
|
599 |
else:
|
600 |
raise Exception("Cannot handle msg: %s" % msg) |
601 |
|
602 |
|
603 |
def _run_cases_in_parallel(cases, fanout=1, runner=None): |
604 |
"""Run instances of TestCase in parallel, in a number of distinct processes
|
605 |
|
606 |
The cases iterable specifies the TestCases to be executed in parallel,
|
607 |
by test runners running in distinct processes.
|
608 |
The fanout parameter specifies the number of processes to spawn,
|
609 |
and defaults to 1.
|
610 |
The runner argument specifies the test runner class to use inside each
|
611 |
runner process.
|
612 |
|
613 |
"""
|
614 |
if runner is None: |
615 |
runner = unittest.TextTestRunner(verbosity=2, failfast=True) |
616 |
|
617 |
# testq: The master process enqueues TestCase objects into this queue,
|
618 |
# test runner processes pick them up for execution, in parallel.
|
619 |
testq = Queue() |
620 |
runners = [] |
621 |
for i in xrange(0, fanout): |
622 |
kwargs = dict(testq=testq, runner=runner)
|
623 |
runners.append(TestRunnerProcess(kwargs=kwargs)) |
624 |
|
625 |
log.info("Spawning %d test runner processes", len(runners)) |
626 |
for p in runners: |
627 |
p.start() |
628 |
log.debug("Spawned %d test runners, PIDs are %s",
|
629 |
len(runners), [p.pid for p in runners]) |
630 |
|
631 |
# Enqueue test cases
|
632 |
map(testq.put, cases)
|
633 |
map(testq.put, ["TEST_RUNNER_TERMINATE"] * len(runners)) |
634 |
|
635 |
log.debug("Joining %d processes", len(runners)) |
636 |
for p in runners: |
637 |
p.join() |
638 |
log.debug("Done joining %d processes", len(runners)) |
639 |
|
640 |
|
641 |
def _spawn_server_test_case(**kwargs): |
642 |
"""Construct a new unit test case class from SpawnServerTestCase"""
|
643 |
|
644 |
name = "SpawnServerTestCase_%d" % kwargs["imageid"] |
645 |
cls = type(name, (SpawnServerTestCase,), kwargs)
|
646 |
|
647 |
# Patch extra parameters into test names by manipulating method docstrings
|
648 |
for (mname, m) in \ |
649 |
inspect.getmembers(cls, lambda x: inspect.ismethod(x)):
|
650 |
if hasattr(m, __doc__): |
651 |
m.__func__.__doc__ = "[%s] %s" % (imagename, m.__doc__)
|
652 |
|
653 |
# Make sure the class can be pickled, by listing it among
|
654 |
# the attributes of __main__. A PicklingError is raised otherwise.
|
655 |
setattr(__main__, name, cls)
|
656 |
return cls
|
657 |
|
658 |
|
659 |
def cleanup_servers(delete_stale=False): |
660 |
|
661 |
conf = Config() |
662 |
conf.set('compute_token', TOKEN)
|
663 |
c = ComputeClient(conf) |
664 |
|
665 |
servers = c.list_servers() |
666 |
stale = [s for s in servers if s["name"].startswith(SNF_TEST_PREFIX)] |
667 |
|
668 |
if len(stale) == 0: |
669 |
return
|
670 |
|
671 |
print >> sys.stderr, "Found these stale servers from previous runs:" |
672 |
print " " + \ |
673 |
"\n ".join(["%d: %s" % (s["id"], s["name"]) for s in stale]) |
674 |
|
675 |
if delete_stale:
|
676 |
print >> sys.stderr, "Deleting %d stale servers:" % len(stale) |
677 |
for server in stale: |
678 |
c.delete_server(server["id"])
|
679 |
print >> sys.stderr, " ...done" |
680 |
else:
|
681 |
print >> sys.stderr, "Use --delete-stale to delete them." |
682 |
|
683 |
|
684 |
def parse_arguments(args): |
685 |
from optparse import OptionParser |
686 |
|
687 |
kw = {} |
688 |
kw["usage"] = "%prog [options]" |
689 |
kw["description"] = \
|
690 |
"%prog runs a number of test scenarios on a " \
|
691 |
"Synnefo deployment."
|
692 |
|
693 |
parser = OptionParser(**kw) |
694 |
parser.disable_interspersed_args() |
695 |
parser.add_option("--api",
|
696 |
action="store", type="string", dest="api", |
697 |
help="The API URI to use to reach the Synnefo API",
|
698 |
default=DEFAULT_API) |
699 |
parser.add_option("--token",
|
700 |
action="store", type="string", dest="token", |
701 |
help="The token to use for authentication to the API")
|
702 |
parser.add_option("--nofailfast",
|
703 |
action="store_true", dest="nofailfast", |
704 |
help="Do not fail immediately if one of the tests " \
|
705 |
"fails (EXPERIMENTAL)",
|
706 |
default=False)
|
707 |
parser.add_option("--action-timeout",
|
708 |
action="store", type="int", dest="action_timeout", |
709 |
metavar="TIMEOUT",
|
710 |
help="Wait SECONDS seconds for a server action to " \
|
711 |
"complete, then the test is considered failed",
|
712 |
default=20)
|
713 |
parser.add_option("--build-warning",
|
714 |
action="store", type="int", dest="build_warning", |
715 |
metavar="TIMEOUT",
|
716 |
help="Warn if TIMEOUT seconds have passed and a " \
|
717 |
"build operation is still pending",
|
718 |
default=600)
|
719 |
parser.add_option("--build-fail",
|
720 |
action="store", type="int", dest="build_fail", |
721 |
metavar="BUILD_TIMEOUT",
|
722 |
help="Fail the test if TIMEOUT seconds have passed " \
|
723 |
"and a build operation is still incomplete",
|
724 |
default=900)
|
725 |
parser.add_option("--query-interval",
|
726 |
action="store", type="int", dest="query_interval", |
727 |
metavar="INTERVAL",
|
728 |
help="Query server status when requests are pending " \
|
729 |
"every INTERVAL seconds",
|
730 |
default=3)
|
731 |
parser.add_option("--fanout",
|
732 |
action="store", type="int", dest="fanout", |
733 |
metavar="COUNT",
|
734 |
help="Spawn up to COUNT child processes to execute " \
|
735 |
"in parallel, essentially have up to COUNT " \
|
736 |
"server build requests outstanding (EXPERIMENTAL)",
|
737 |
default=1)
|
738 |
parser.add_option("--force-flavor",
|
739 |
action="store", type="int", dest="force_flavorid", |
740 |
metavar="FLAVOR ID",
|
741 |
help="Force all server creations to use the specified "\
|
742 |
"FLAVOR ID instead of a randomly chosen one, " \
|
743 |
"useful if disk space is scarce",
|
744 |
default=None)
|
745 |
parser.add_option("--image-id",
|
746 |
action="store", type="string", dest="force_imageid", |
747 |
metavar="IMAGE ID",
|
748 |
help="Test the specified image id, use 'all' to test " \
|
749 |
"all available images (mandatory argument)",
|
750 |
default=None)
|
751 |
parser.add_option("--show-stale",
|
752 |
action="store_true", dest="show_stale", |
753 |
help="Show stale servers from previous runs, whose "\
|
754 |
"name starts with `%s'" % SNF_TEST_PREFIX,
|
755 |
default=False)
|
756 |
parser.add_option("--delete-stale",
|
757 |
action="store_true", dest="delete_stale", |
758 |
help="Delete stale servers from previous runs, whose "\
|
759 |
"name starts with `%s'" % SNF_TEST_PREFIX,
|
760 |
default=False)
|
761 |
|
762 |
# FIXME: Change the default for build-fanout to 10
|
763 |
# FIXME: Allow the user to specify a specific set of Images to test
|
764 |
|
765 |
(opts, args) = parser.parse_args(args) |
766 |
|
767 |
# Verify arguments
|
768 |
if opts.delete_stale:
|
769 |
opts.show_stale = True
|
770 |
|
771 |
if not opts.show_stale: |
772 |
if not opts.force_imageid: |
773 |
print >>sys.stderr, "The --image-id argument is mandatory." |
774 |
parser.print_help() |
775 |
sys.exit(1)
|
776 |
|
777 |
if opts.force_imageid != 'all': |
778 |
try:
|
779 |
opts.force_imageid = int(opts.force_imageid)
|
780 |
except ValueError: |
781 |
print >>sys.stderr, "Invalid value specified for --image-id." \ |
782 |
"Use a numeric id, or `all'."
|
783 |
sys.exit(1)
|
784 |
|
785 |
return (opts, args)
|
786 |
|
787 |
|
788 |
def main(): |
789 |
"""Assemble test cases into a test suite, and run it
|
790 |
|
791 |
IMPORTANT: Tests have dependencies and have to be run in the specified
|
792 |
order inside a single test case. They communicate through attributes of the
|
793 |
corresponding TestCase class (shared fixtures). Distinct subclasses of
|
794 |
TestCase MAY SHARE NO DATA, since they are run in parallel, in distinct
|
795 |
test runner processes.
|
796 |
|
797 |
"""
|
798 |
(opts, args) = parse_arguments(sys.argv[1:])
|
799 |
|
800 |
global API, TOKEN
|
801 |
API = opts.api |
802 |
TOKEN = opts.token |
803 |
|
804 |
# Cleanup stale servers from previous runs
|
805 |
if opts.show_stale:
|
806 |
cleanup_servers(delete_stale=opts.delete_stale) |
807 |
return 0 |
808 |
|
809 |
# Initialize a kamaki instance, get flavors, images
|
810 |
|
811 |
conf = Config() |
812 |
conf.set('compute_token', TOKEN)
|
813 |
c = ComputeClient(conf) |
814 |
|
815 |
DIMAGES = c.list_images(detail=True)
|
816 |
DFLAVORS = c.list_flavors(detail=True)
|
817 |
|
818 |
# FIXME: logging, log, LOG PID, TEST_RUN_ID, arguments
|
819 |
# FIXME: Network testing? Create, destroy, connect, ping, disconnect VMs?
|
820 |
# Run them: FIXME: In parallel, FAILEARLY, catchbreak?
|
821 |
#unittest.main(verbosity=2, catchbreak=True)
|
822 |
|
823 |
runner = unittest.TextTestRunner(verbosity=2, failfast=not opts.nofailfast) |
824 |
# The following cases run sequentially
|
825 |
seq_cases = [UnauthorizedTestCase, FlavorsTestCase, ImagesTestCase] |
826 |
_run_cases_in_parallel(seq_cases, fanout=3, runner=runner)
|
827 |
|
828 |
# The following cases run in parallel
|
829 |
par_cases = [] |
830 |
|
831 |
if opts.force_imageid == 'all': |
832 |
test_images = DIMAGES |
833 |
else:
|
834 |
test_images = filter(lambda x: x["id"] == opts.force_imageid, DIMAGES) |
835 |
|
836 |
for image in test_images: |
837 |
imageid = image["id"]
|
838 |
imagename = image["name"]
|
839 |
if opts.force_flavorid:
|
840 |
flavorid = opts.force_flavorid |
841 |
else:
|
842 |
flavorid = choice([f["id"] for f in DFLAVORS if f["disk"] >= 20]) |
843 |
personality = None # FIXME |
844 |
servername = "%s%s for %s" % (SNF_TEST_PREFIX, TEST_RUN_ID, imagename)
|
845 |
is_windows = imagename.lower().find("windows") >= 0 |
846 |
case = _spawn_server_test_case(imageid=imageid, flavorid=flavorid, |
847 |
imagename=imagename, |
848 |
personality=personality, |
849 |
servername=servername, |
850 |
is_windows=is_windows, |
851 |
action_timeout=opts.action_timeout, |
852 |
build_warning=opts.build_warning, |
853 |
build_fail=opts.build_fail, |
854 |
query_interval=opts.query_interval) |
855 |
par_cases.append(case) |
856 |
|
857 |
_run_cases_in_parallel(par_cases, fanout=opts.fanout, runner=runner) |
858 |
|
859 |
if __name__ == "__main__": |
860 |
sys.exit(main()) |