root / snf-cyclades-app / synnefo / tools / burnin.py @ 77054bf5
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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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import hashlib |
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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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c=ComputeClient(conf) |
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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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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 _file_md5(filename, block_size = 2**20): |
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f = open(filename)
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md5 = hashlib.md5() |
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while True: |
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data = f.read(block_size) |
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if not data: |
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break
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md5.update(data) |
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f.close() |
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return md5.digest()
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def _check_file_through_ssh(self, hostip, username, pavssword, path): |
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msg = "SSH to %s, as %s/%s" % (hostip, username, password)
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try:
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ssh = paramiko.SSHClient() |
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ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) |
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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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transport.connect(username = username, password = password) |
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remotepath = path |
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localpath = '/tmp/'+SNF_TEST_PREFIX+'injection' |
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sftp = paramiko.SFTPClient.from_transport(transport) |
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sftp.get(remotepath, localpath) |
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sftp.close() |
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transport.close() |
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# Check if files are the same
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return _file_md5(localpath) == _file_md5('test.txt') |
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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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|
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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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|
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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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|
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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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|
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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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|
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# Step 3. Request VNC Authentication (par 6.1.2)
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sock.send('\x02')
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477 |
|
478 |
# Step 4. Receive Challenge (par 6.2.2)
|
479 |
challenge = sock.recv(1024)
|
480 |
self.assertEquals(len(challenge), 16) |
481 |
|
482 |
# Step 5. DES-Encrypt challenge, use password as key (par 6.2.2)
|
483 |
response = d3des_generate_response( |
484 |
(console["password"] + '\0' * 8)[:8], challenge) |
485 |
sock.send(response) |
486 |
|
487 |
# Step 6. SecurityResult (par 6.1.3)
|
488 |
result = sock.recv(4)
|
489 |
self.assertEquals(list(result), ['\x00', '\x00', '\x00', '\x00']) |
490 |
sock.close() |
491 |
|
492 |
def test_004_server_has_ipv4(self): |
493 |
"""Test active server has a valid IPv4 address"""
|
494 |
server = self.client.get_server_details(self.serverid) |
495 |
ipv4 = self._get_ipv4(server)
|
496 |
self.assertEquals(IP(ipv4).version(), 4) |
497 |
|
498 |
def test_005_server_has_ipv6(self): |
499 |
"""Test active server has a valid IPv6 address"""
|
500 |
server = self.client.get_server_details(self.serverid) |
501 |
ipv6 = self._get_ipv6(server)
|
502 |
self.assertEquals(IP(ipv6).version(), 6) |
503 |
|
504 |
def test_006_server_responds_to_ping_IPv4(self): |
505 |
"""Test server responds to ping on IPv4 address"""
|
506 |
server = self.client.get_server_details(self.serverid) |
507 |
ip = self._get_ipv4(server)
|
508 |
self._try_until_timeout_expires(self.action_timeout, |
509 |
self.action_timeout,
|
510 |
"PING IPv4 to %s" % ip,
|
511 |
self._ping_once,
|
512 |
False, ip)
|
513 |
|
514 |
def test_007_server_responds_to_ping_IPv6(self): |
515 |
"""Test server responds to ping on IPv6 address"""
|
516 |
server = self.client.get_server_details(self.serverid) |
517 |
ip = self._get_ipv6(server)
|
518 |
self._try_until_timeout_expires(self.action_timeout, |
519 |
self.action_timeout,
|
520 |
"PING IPv6 to %s" % ip,
|
521 |
self._ping_once,
|
522 |
True, ip)
|
523 |
|
524 |
def test_008_submit_shutdown_request(self): |
525 |
"""Test submit request to shutdown server"""
|
526 |
self.cyclades.shutdown_server(self.serverid) |
527 |
|
528 |
def test_009_server_becomes_stopped(self): |
529 |
"""Test server becomes STOPPED"""
|
530 |
self._insist_on_status_transition("ACTIVE", "STOPPED", |
531 |
self.action_timeout,
|
532 |
self.action_timeout)
|
533 |
|
534 |
def test_010_submit_start_request(self): |
535 |
"""Test submit start server request"""
|
536 |
self.cyclades.start_server(self.serverid) |
537 |
|
538 |
def test_011_server_becomes_active(self): |
539 |
"""Test server becomes ACTIVE again"""
|
540 |
self._insist_on_status_transition("STOPPED", "ACTIVE", |
541 |
self.action_timeout,
|
542 |
self.action_timeout)
|
543 |
|
544 |
def test_011a_server_responds_to_ping_IPv4(self): |
545 |
"""Test server OS is actually up and running again"""
|
546 |
self.test_006_server_responds_to_ping_IPv4()
|
547 |
|
548 |
def test_012_ssh_to_server_IPv4(self): |
549 |
"""Test SSH to server public IPv4 works, verify hostname"""
|
550 |
self._skipIf(self.is_windows, "only valid for Linux servers") |
551 |
server = self.client.get_server_details(self.serverid) |
552 |
self._insist_on_ssh_hostname(self._get_ipv4(server), |
553 |
self.username, self.passwd) |
554 |
|
555 |
def test_013_ssh_to_server_IPv6(self): |
556 |
"""Test SSH to server public IPv6 works, verify hostname"""
|
557 |
self._skipIf(self.is_windows, "only valid for Linux servers") |
558 |
server = self.client.get_server_details(self.serverid) |
559 |
self._insist_on_ssh_hostname(self._get_ipv6(server), |
560 |
self.username, self.passwd) |
561 |
|
562 |
def test_014_rdp_to_server_IPv4(self): |
563 |
"Test RDP connection to server public IPv4 works""" |
564 |
self._skipIf(not self.is_windows, "only valid for Windows servers") |
565 |
server = self.client.get_server_details(self.serverid) |
566 |
ipv4 = self._get_ipv4(server)
|
567 |
sock = _insist_on_tcp_connection(socket.AF_INET, ipv4, 3389)
|
568 |
|
569 |
# No actual RDP processing done. We assume the RDP server is there
|
570 |
# if the connection to the RDP port is successful.
|
571 |
# FIXME: Use rdesktop, analyze exit code? see manpage [costasd]
|
572 |
sock.close() |
573 |
|
574 |
def test_015_rdp_to_server_IPv6(self): |
575 |
"Test RDP connection to server public IPv6 works""" |
576 |
self._skipIf(not self.is_windows, "only valid for Windows servers") |
577 |
server = self.client.get_server_details(self.serverid) |
578 |
ipv6 = self._get_ipv6(server)
|
579 |
sock = _get_tcp_connection(socket.AF_INET6, ipv6, 3389)
|
580 |
|
581 |
# No actual RDP processing done. We assume the RDP server is there
|
582 |
# if the connection to the RDP port is successful.
|
583 |
sock.close() |
584 |
|
585 |
def test_016_personality_is_enforced(self): |
586 |
"""Test file injection for personality enforcement"""
|
587 |
self._skipIf(self.is_windows, "only implemented for Linux servers") |
588 |
|
589 |
|
590 |
#Create new server
|
591 |
server = self.client.create_server(self.servername, self.flavorid, |
592 |
self.imageid, self.personality) #/path/to/file |
593 |
self.assertEqual(server["name"], self.servername) |
594 |
self.assertEqual(server["flavorRef"], self.flavorid) |
595 |
self.assertEqual(server["imageRef"], self.imageid) |
596 |
self.assertEqual(server["status"], "BUILD") |
597 |
|
598 |
#Test if is in active state
|
599 |
servers = self.client.list_servers(detail=True) |
600 |
servers = filter(lambda x: x["name"] == self.servername, servers) |
601 |
self.assertEqual(len(servers), 1) |
602 |
|
603 |
#Test if server is building in details
|
604 |
server = self.client.get_server_details(self.serverid) |
605 |
self.assertEqual(server["name"], self.servername) |
606 |
self.assertEqual(server["flavorRef"], self.flavorid) |
607 |
self.assertEqual(server["imageRef"], self.imageid) |
608 |
self.assertEqual(server["status"], "BUILD") |
609 |
|
610 |
#Insist on transition
|
611 |
self._insist_on_status_transition("BUILD", "ACTIVE", |
612 |
self.build_fail, self.build_warning) |
613 |
|
614 |
#Test if file injected exists
|
615 |
equal = self._check_file_through_ssh(self._get_ipv4(server), self.username, self.password) |
616 |
|
617 |
self.assertTrue(equal)
|
618 |
|
619 |
def test_017_submit_delete_request(self): |
620 |
"""Test submit request to delete server"""
|
621 |
self.client.delete_server(self.serverid) |
622 |
|
623 |
def test_018_server_becomes_deleted(self): |
624 |
"""Test server becomes DELETED"""
|
625 |
self._insist_on_status_transition("ACTIVE", "DELETED", |
626 |
self.action_timeout,
|
627 |
self.action_timeout)
|
628 |
|
629 |
def test_019_server_no_longer_in_server_list(self): |
630 |
"""Test server is no longer in server list"""
|
631 |
servers = self.client.list_servers()
|
632 |
self.assertNotIn(self.serverid, [s["id"] for s in servers]) |
633 |
|
634 |
|
635 |
class NetworkTestCase(unittest.TestCase): |
636 |
""" Testing networking in cyclades """
|
637 |
@classmethod
|
638 |
def setUpClass(cls): |
639 |
"Initialize kamaki, get list of current networks"
|
640 |
conf = Config() |
641 |
conf.set('compute_token', TOKEN)
|
642 |
cls.client = CycladesClient(conf) |
643 |
cls.compute = ComputeClient(conf) |
644 |
|
645 |
images = cls.compute.list_images(detail = True)
|
646 |
flavors = cls.compute.list_flavors(detail = True)
|
647 |
imageid = choice([im['id'] for im in images]) |
648 |
flavorid = choice([f["id"] for f in flavors if f["disk"] >= 20]) |
649 |
|
650 |
for image in images: |
651 |
if image['id'] == imageid: |
652 |
imagename = image['name']
|
653 |
|
654 |
servername = "%s%s for %s" % (SNF_TEST_PREFIX, TEST_RUN_ID, imagename)
|
655 |
is_windows = imagename.lower().find("windows") >= 0 |
656 |
setupCase = _spawn_server_test_case(imageid=str(imageid), flavorid=flavorid,
|
657 |
imagename=imagename, |
658 |
personality=None,
|
659 |
servername=servername, |
660 |
is_windows=is_windows, |
661 |
action_timeout=200,
|
662 |
build_warning=1200,
|
663 |
build_fail=500,
|
664 |
query_interval=3)
|
665 |
|
666 |
#Using already implemented tests for serverlist population
|
667 |
suite = unittest.TestSuite() |
668 |
suite.addTest(setupCase('test_001_submit_create_server'))
|
669 |
suite.addTest(setupCase('test_002a_server_is_building_in_list'))
|
670 |
suite.addTest(setupCase('test_002b_server_is_building_in_details'))
|
671 |
suite.addTest(setupCase('test_003_server_becomes_active'))
|
672 |
unittest.TextTestRunner(verbosity=2).run(suite)
|
673 |
|
674 |
def test_001_create_network(self): |
675 |
"""Test submit create network request"""
|
676 |
name = SNF_TEST_PREFIX+TEST_RUN_ID |
677 |
network = self.client.create_network(name)
|
678 |
previous_num = len(self.client.list_networks()) |
679 |
|
680 |
#Test if right name is assigned
|
681 |
self.assertEqual(network['name'], name) |
682 |
|
683 |
# Update class attributes
|
684 |
cls = type(self) |
685 |
cls.networkid = network['id']
|
686 |
networks = self.client.list_networks()
|
687 |
|
688 |
#Test if new network is created
|
689 |
self.assertTrue(len(networks) > previous_num) |
690 |
|
691 |
|
692 |
def test_002_connect_to_network(self): |
693 |
"""Test VM to network connection"""
|
694 |
servers = self.compute.list_servers()
|
695 |
server = choice(servers) |
696 |
self.client.connect_server(server['id'], self.networkid) |
697 |
|
698 |
#Update class attributes
|
699 |
cls = type(self) |
700 |
cls.serverid = server['id']
|
701 |
|
702 |
connected = (self.client.get_network_details(self.networkid)) |
703 |
connections = len(connected['servers']['values']) |
704 |
|
705 |
time.sleep(60)
|
706 |
|
707 |
#FIXME: Insist on new connection
|
708 |
self.assertTrue(connections>=1) |
709 |
|
710 |
|
711 |
def test_003_disconnect_from_network(self): |
712 |
prev_state = (self.client.get_network_details(self.networkid)) |
713 |
prev_conn = len(prev_state['servers']['values']) |
714 |
|
715 |
self.client.disconnect_server(self.serverid, self.networkid) |
716 |
connected = (self.client.get_network_details(self.networkid)) |
717 |
curr_conn = len(connected['servers']['values']) |
718 |
|
719 |
#FIXME: Insist on deleting
|
720 |
self.assertTrue(curr_conn < prev_conn)
|
721 |
|
722 |
def test_004_destroy_network(self): |
723 |
"""Test submit delete network request"""
|
724 |
self.client.delete_network(self.networkid) |
725 |
|
726 |
networks = self.client.list_networks()
|
727 |
self.assertEqual(len(networks),1) |
728 |
|
729 |
|
730 |
class TestRunnerProcess(Process): |
731 |
"""A distinct process used to execute part of the tests in parallel"""
|
732 |
def __init__(self, **kw): |
733 |
Process.__init__(self, **kw)
|
734 |
kwargs = kw["kwargs"]
|
735 |
self.testq = kwargs["testq"] |
736 |
self.runner = kwargs["runner"] |
737 |
|
738 |
def run(self): |
739 |
# Make sure this test runner process dies with the parent
|
740 |
# and is not left behind.
|
741 |
#
|
742 |
# WARNING: This uses the prctl(2) call and is
|
743 |
# Linux-specific.
|
744 |
prctl.set_pdeathsig(signal.SIGHUP) |
745 |
|
746 |
while True: |
747 |
log.debug("I am process %d, GETting from queue is %s",
|
748 |
os.getpid(), self.testq)
|
749 |
msg = self.testq.get()
|
750 |
log.debug("Dequeued msg: %s", msg)
|
751 |
|
752 |
if msg == "TEST_RUNNER_TERMINATE": |
753 |
raise SystemExit |
754 |
elif issubclass(msg, unittest.TestCase): |
755 |
# Assemble a TestSuite, and run it
|
756 |
suite = unittest.TestLoader().loadTestsFromTestCase(msg) |
757 |
self.runner.run(suite)
|
758 |
else:
|
759 |
raise Exception("Cannot handle msg: %s" % msg) |
760 |
|
761 |
|
762 |
|
763 |
def _run_cases_in_parallel(cases, fanout=1, runner=None): |
764 |
"""Run instances of TestCase in parallel, in a number of distinct processes
|
765 |
|
766 |
The cases iterable specifies the TestCases to be executed in parallel,
|
767 |
by test runners running in distinct processes.
|
768 |
The fanout parameter specifies the number of processes to spawn,
|
769 |
and defaults to 1.
|
770 |
The runner argument specifies the test runner class to use inside each
|
771 |
runner process.
|
772 |
|
773 |
"""
|
774 |
if runner is None: |
775 |
runner = unittest.TextTestRunner(verbosity=2, failfast=True) |
776 |
|
777 |
# testq: The master process enqueues TestCase objects into this queue,
|
778 |
# test runner processes pick them up for execution, in parallel.
|
779 |
testq = Queue() |
780 |
runners = [] |
781 |
for i in xrange(0, fanout): |
782 |
kwargs = dict(testq=testq, runner=runner)
|
783 |
runners.append(TestRunnerProcess(kwargs=kwargs)) |
784 |
|
785 |
log.info("Spawning %d test runner processes", len(runners)) |
786 |
for p in runners: |
787 |
p.start() |
788 |
log.debug("Spawned %d test runners, PIDs are %s",
|
789 |
len(runners), [p.pid for p in runners]) |
790 |
|
791 |
# Enqueue test cases
|
792 |
map(testq.put, cases)
|
793 |
map(testq.put, ["TEST_RUNNER_TERMINATE"] * len(runners)) |
794 |
|
795 |
log.debug("Joining %d processes", len(runners)) |
796 |
for p in runners: |
797 |
p.join() |
798 |
log.debug("Done joining %d processes", len(runners)) |
799 |
|
800 |
|
801 |
def _spawn_server_test_case(**kwargs): |
802 |
"""Construct a new unit test case class from SpawnServerTestCase"""
|
803 |
|
804 |
name = "SpawnServerTestCase_%s" % kwargs["imageid"] |
805 |
cls = type(name, (SpawnServerTestCase,), kwargs)
|
806 |
|
807 |
# Patch extra parameters into test names by manipulating method docstrings
|
808 |
for (mname, m) in \ |
809 |
inspect.getmembers(cls, lambda x: inspect.ismethod(x)):
|
810 |
if hasattr(m, __doc__): |
811 |
m.__func__.__doc__ = "[%s] %s" % (imagename, m.__doc__)
|
812 |
|
813 |
# Make sure the class can be pickled, by listing it among
|
814 |
# the attributes of __main__. A PicklingError is raised otherwise.
|
815 |
setattr(__main__, name, cls)
|
816 |
return cls
|
817 |
|
818 |
|
819 |
def cleanup_servers(delete_stale=False): |
820 |
|
821 |
conf = Config() |
822 |
conf.set('compute_token', TOKEN)
|
823 |
c = ComputeClient(conf) |
824 |
|
825 |
servers = c.list_servers() |
826 |
stale = [s for s in servers if s["name"].startswith(SNF_TEST_PREFIX)] |
827 |
|
828 |
if len(stale) == 0: |
829 |
return
|
830 |
|
831 |
print >> sys.stderr, "Found these stale servers from previous runs:" |
832 |
print " " + \ |
833 |
"\n ".join(["%d: %s" % (s["id"], s["name"]) for s in stale]) |
834 |
|
835 |
if delete_stale:
|
836 |
print >> sys.stderr, "Deleting %d stale servers:" % len(stale) |
837 |
for server in stale: |
838 |
c.delete_server(server["id"])
|
839 |
print >> sys.stderr, " ...done" |
840 |
else:
|
841 |
print >> sys.stderr, "Use --delete-stale to delete them." |
842 |
|
843 |
|
844 |
def parse_arguments(args): |
845 |
from optparse import OptionParser |
846 |
|
847 |
kw = {} |
848 |
kw["usage"] = "%prog [options]" |
849 |
kw["description"] = \
|
850 |
"%prog runs a number of test scenarios on a " \
|
851 |
"Synnefo deployment."
|
852 |
|
853 |
parser = OptionParser(**kw) |
854 |
parser.disable_interspersed_args() |
855 |
parser.add_option("--api",
|
856 |
action="store", type="string", dest="api", |
857 |
help="The API URI to use to reach the Synnefo API",
|
858 |
default=DEFAULT_API) |
859 |
parser.add_option("--token",
|
860 |
action="store", type="string", dest="token", |
861 |
help="The token to use for authentication to the API")
|
862 |
parser.add_option("--nofailfast",
|
863 |
action="store_true", dest="nofailfast", |
864 |
help="Do not fail immediately if one of the tests " \
|
865 |
"fails (EXPERIMENTAL)",
|
866 |
default=False)
|
867 |
parser.add_option("--action-timeout",
|
868 |
action="store", type="int", dest="action_timeout", |
869 |
metavar="TIMEOUT",
|
870 |
help="Wait SECONDS seconds for a server action to " \
|
871 |
"complete, then the test is considered failed",
|
872 |
default=100)
|
873 |
parser.add_option("--build-warning",
|
874 |
action="store", type="int", dest="build_warning", |
875 |
metavar="TIMEOUT",
|
876 |
help="Warn if TIMEOUT seconds have passed and a " \
|
877 |
"build operation is still pending",
|
878 |
default=600)
|
879 |
parser.add_option("--build-fail",
|
880 |
action="store", type="int", dest="build_fail", |
881 |
metavar="BUILD_TIMEOUT",
|
882 |
help="Fail the test if TIMEOUT seconds have passed " \
|
883 |
"and a build operation is still incomplete",
|
884 |
default=900)
|
885 |
parser.add_option("--query-interval",
|
886 |
action="store", type="int", dest="query_interval", |
887 |
metavar="INTERVAL",
|
888 |
help="Query server status when requests are pending " \
|
889 |
"every INTERVAL seconds",
|
890 |
default=3)
|
891 |
parser.add_option("--fanout",
|
892 |
action="store", type="int", dest="fanout", |
893 |
metavar="COUNT",
|
894 |
help="Spawn up to COUNT child processes to execute " \
|
895 |
"in parallel, essentially have up to COUNT " \
|
896 |
"server build requests outstanding (EXPERIMENTAL)",
|
897 |
default=1)
|
898 |
parser.add_option("--force-flavor",
|
899 |
action="store", type="int", dest="force_flavorid", |
900 |
metavar="FLAVOR ID",
|
901 |
help="Force all server creations to use the specified "\
|
902 |
"FLAVOR ID instead of a randomly chosen one, " \
|
903 |
"useful if disk space is scarce",
|
904 |
default=None)
|
905 |
parser.add_option("--image-id",
|
906 |
action="store", type="string", dest="force_imageid", |
907 |
metavar="IMAGE ID",
|
908 |
help="Test the specified image id, use 'all' to test " \
|
909 |
"all available images (mandatory argument)",
|
910 |
default=None)
|
911 |
parser.add_option("--show-stale",
|
912 |
action="store_true", dest="show_stale", |
913 |
help="Show stale servers from previous runs, whose "\
|
914 |
"name starts with `%s'" % SNF_TEST_PREFIX,
|
915 |
default=False)
|
916 |
parser.add_option("--delete-stale",
|
917 |
action="store_true", dest="delete_stale", |
918 |
help="Delete stale servers from previous runs, whose "\
|
919 |
"name starts with `%s'" % SNF_TEST_PREFIX,
|
920 |
default=False)
|
921 |
|
922 |
# FIXME: Change the default for build-fanout to 10
|
923 |
# FIXME: Allow the user to specify a specific set of Images to test
|
924 |
|
925 |
(opts, args) = parser.parse_args(args) |
926 |
|
927 |
# Verify arguments
|
928 |
if opts.delete_stale:
|
929 |
opts.show_stale = True
|
930 |
|
931 |
if not opts.show_stale: |
932 |
if not opts.force_imageid: |
933 |
print >>sys.stderr, "The --image-id argument is mandatory." |
934 |
parser.print_help() |
935 |
sys.exit(1)
|
936 |
|
937 |
if opts.force_imageid != 'all': |
938 |
try:
|
939 |
opts.force_imageid = str(opts.force_imageid)
|
940 |
except ValueError: |
941 |
print >>sys.stderr, "Invalid value specified for --image-id." \ |
942 |
"Use a valid id, or `all'."
|
943 |
sys.exit(1)
|
944 |
|
945 |
return (opts, args)
|
946 |
|
947 |
|
948 |
def main(): |
949 |
"""Assemble test cases into a test suite, and run it
|
950 |
|
951 |
IMPORTANT: Tests have dependencies and have to be run in the specified
|
952 |
order inside a single test case. They communicate through attributes of the
|
953 |
corresponding TestCase class (shared fixtures). Distinct subclasses of
|
954 |
TestCase MAY SHARE NO DATA, since they are run in parallel, in distinct
|
955 |
test runner processes.
|
956 |
|
957 |
"""
|
958 |
(opts, args) = parse_arguments(sys.argv[1:])
|
959 |
|
960 |
global API, TOKEN
|
961 |
API = opts.api |
962 |
TOKEN = opts.token |
963 |
|
964 |
# Cleanup stale servers from previous runs
|
965 |
if opts.show_stale:
|
966 |
cleanup_servers(delete_stale=opts.delete_stale) |
967 |
return 0 |
968 |
|
969 |
# Initialize a kamaki instance, get flavors, images
|
970 |
|
971 |
conf = Config() |
972 |
conf.set('compute_token', TOKEN)
|
973 |
c = ComputeClient(conf) |
974 |
|
975 |
DIMAGES = c.list_images(detail=True)
|
976 |
DFLAVORS = c.list_flavors(detail=True)
|
977 |
|
978 |
# FIXME: logging, log, LOG PID, TEST_RUN_ID, arguments
|
979 |
# Run them: FIXME: In parallel, FAILEARLY, catchbreak?
|
980 |
#unittest.main(verbosity=2, catchbreak=True)
|
981 |
|
982 |
if opts.force_imageid == 'all': |
983 |
test_images = DIMAGES |
984 |
else:
|
985 |
test_images = filter(lambda x: x["id"] == opts.force_imageid, DIMAGES) |
986 |
|
987 |
for image in test_images: |
988 |
imageid = str(image["id"]) |
989 |
flavorid = choice([f["id"] for f in DFLAVORS if f["disk"] >= 20]) |
990 |
imagename = image["name"]
|
991 |
personality = None # FIXME |
992 |
servername = "%s%s for %s" % (SNF_TEST_PREFIX, TEST_RUN_ID, imagename)
|
993 |
is_windows = imagename.lower().find("windows") >= 0 |
994 |
|
995 |
ServerTestCase = _spawn_server_test_case(imageid=imageid, flavorid=flavorid, |
996 |
imagename=imagename, |
997 |
personality=personality, |
998 |
servername=servername, |
999 |
is_windows=is_windows, |
1000 |
action_timeout=opts.action_timeout, |
1001 |
build_warning=opts.build_warning, |
1002 |
build_fail=opts.build_fail, |
1003 |
query_interval=opts.query_interval) |
1004 |
|
1005 |
|
1006 |
#Running all the testcases sequentially
|
1007 |
#seq_cases = [UnauthorizedTestCase, FlavorsTestCase, ImagesTestCase, ServerTestCase, NetworkTestCase]
|
1008 |
|
1009 |
seq_cases = [NetworkTestCase] |
1010 |
for case in seq_cases: |
1011 |
suite = unittest.TestLoader().loadTestsFromTestCase(case) |
1012 |
unittest.TextTestRunner(verbosity=2).run(suite)
|
1013 |
|
1014 |
|
1015 |
|
1016 |
# # The Following cases run sequentially
|
1017 |
# seq_cases = [UnauthorizedTestCase, FlavorsTestCase, ImagesTestCase]
|
1018 |
# _run_cases_in_parallel(seq_cases, fanout=3, runner=runner)
|
1019 |
|
1020 |
# # The following cases run in parallel
|
1021 |
# par_cases = []
|
1022 |
|
1023 |
# if opts.force_imageid == 'all':
|
1024 |
# test_images = DIMAGES
|
1025 |
# else:
|
1026 |
# test_images = filter(lambda x: x["id"] == opts.force_imageid, DIMAGES)
|
1027 |
|
1028 |
# for image in test_images:
|
1029 |
# imageid = image["id"]
|
1030 |
# imagename = image["name"]
|
1031 |
# if opts.force_flavorid:
|
1032 |
# flavorid = opts.force_flavorid
|
1033 |
# else:
|
1034 |
# flavorid = choice([f["id"] for f in DFLAVORS if f["disk"] >= 20])
|
1035 |
# personality = None # FIXME
|
1036 |
# servername = "%s%s for %s" % (SNF_TEST_PREFIX, TEST_RUN_ID, imagename)
|
1037 |
# is_windows = imagename.lower().find("windows") >= 0
|
1038 |
# case = _spawn_server_test_case(imageid=str(imageid), flavorid=flavorid,
|
1039 |
# imagename=imagename,
|
1040 |
# personality=personality,
|
1041 |
# servername=servername,
|
1042 |
# is_windows=is_windows,
|
1043 |
# action_timeout=opts.action_timeout,
|
1044 |
# build_warning=opts.build_warning,
|
1045 |
# build_fail=opts.build_fail,
|
1046 |
# query_interval=opts.query_interval)
|
1047 |
# par_cases.append(case)
|
1048 |
|
1049 |
# _run_cases_in_parallel(par_cases, fanout=opts.fanout, runner=runner)
|
1050 |
|
1051 |
if __name__ == "__main__": |
1052 |
sys.exit(main()) |