178 lines
6.3 KiB
Python
178 lines
6.3 KiB
Python
# Copyright (C) 2013, 2015 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301 USA.
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import unittest
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import os
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import logging
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from tests import utils
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from virtinst import Cloner
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ORIG_NAME = "clone-orig"
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CLONE_NAME = "clone-new"
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# Create some files to use as test images
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FILE1 = "/tmp/virtinst-test1.img"
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FILE2 = "/tmp/virtinst-test2.img"
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P1_VOL1 = "/dev/default-pool/testvol1.img"
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P1_VOL2 = "/dev/default-pool/testvol2.img"
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P2_VOL1 = "/dev/cross-pool/testvol1.img"
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P2_VOL2 = "/dev/cross-pool/testvol2.img"
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POOL1 = "/dev/default-pool"
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POOL2 = "/dev/cross-pool"
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DISKPOOL = "/dev/disk-pool"
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local_files = [FILE1, FILE2]
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clonexml_dir = os.path.join(os.getcwd(), "tests/clone-xml")
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conn = utils.open_testdriver()
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class TestClone(unittest.TestCase):
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def setUp(self):
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for f in local_files:
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os.system("touch %s" % f)
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def tearDown(self):
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for f in local_files:
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os.unlink(f)
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def _clone_helper(self, filebase, disks=None, force_list=None,
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skip_list=None, compare=True, useconn=None,
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clone_disks_file=None):
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"""Helper for comparing clone input/output from 2 xml files"""
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infile = os.path.join(clonexml_dir, filebase + "-in.xml")
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in_content = utils.read_file(infile)
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cloneobj = Cloner(useconn or conn)
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cloneobj.original_xml = in_content
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for force in force_list or []:
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cloneobj.force_target = force
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for skip in skip_list or []:
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cloneobj.skip_target = skip
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cloneobj = self._default_clone_values(cloneobj, disks)
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if compare:
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self._clone_compare(cloneobj, filebase,
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clone_disks_file=clone_disks_file)
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self._clone_define(filebase)
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else:
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cloneobj.setup()
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def _default_clone_values(self, cloneobj, disks=None):
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"""Sets default values for the cloned VM."""
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cloneobj.clone_name = "clone-new"
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cloneobj.clone_uuid = "12345678-1234-1234-1234-123456789012"
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cloneobj.clone_macs = ["22:23:45:67:89:00", "22:23:45:67:89:01"]
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if disks is None:
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disks = ["/dev/disk-pool/disk-vol1", "/tmp/clone2.img",
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"/clone3", "/tmp/clone4.img",
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"/tmp/clone5.img", None]
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cloneobj.clone_paths = disks
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return cloneobj
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def _clone_compare(self, cloneobj, outbase, clone_disks_file=None):
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"""Helps compare output from passed clone instance with an xml file"""
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outfile = os.path.join(clonexml_dir, outbase + "-out.xml")
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cloneobj.setup()
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utils.diff_compare(cloneobj.clone_xml, outfile)
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if clone_disks_file:
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xml_clone_disks = ""
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for i in cloneobj.get_clone_disks():
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xml_clone_disks += i.get_vol_install().get_xml_config()
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utils.diff_compare(xml_clone_disks, clone_disks_file)
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def _clone_define(self, filebase):
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"""Take the valid output xml and attempt to define it on the
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connection to ensure we don't get any errors"""
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outfile = os.path.join(clonexml_dir, filebase + "-out.xml")
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outxml = utils.read_file(outfile)
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utils.test_create(conn, outxml)
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def testRemoteNoStorage(self):
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"""Test remote clone where VM has no storage that needs cloning"""
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useconn = utils.open_test_remote()
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for base in ["nostorage", "noclone-storage"] :
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self._clone_helper(base, disks=[], useconn=useconn)
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def testRemoteWithStorage(self):
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"""
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Test remote clone with storage needing cloning. Should fail,
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since libvirt has no storage clone api.
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"""
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useconn = utils.open_test_remote()
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for base in ["general-cfg"] :
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try:
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self._clone_helper(base,
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disks=["%s/1.img" % POOL1,
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"%s/2.img" % POOL1],
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useconn=useconn)
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# We shouldn't succeed, so test fails
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raise AssertionError("Remote clone with storage passed "
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"when it shouldn't.")
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except (ValueError, RuntimeError), e:
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# Exception expected
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logging.debug("Received expected exception: %s", str(e))
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def testCloneStorageManaged(self):
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base = "managed-storage"
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self._clone_helper(base, ["%s/new1.img" % POOL1,
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"%s/new2.img" % DISKPOOL])
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def testCloneStorageCrossPool(self):
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base = "cross-pool"
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useconn = utils.open_test_remote()
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clone_disks_file = os.path.join(clonexml_dir, base + "-disks-out.xml")
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self._clone_helper(base, ["%s/new1.img" % POOL2,
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"%s/new2.img" % POOL1],
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clone_disks_file=clone_disks_file,
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useconn=useconn)
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def testCloneStorageForce(self):
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base = "force"
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self._clone_helper(base,
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disks=["/dev/default-pool/1234.img",
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None, "/clone2.img"],
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force_list=["hda", "fdb", "sdb"])
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def testCloneStorageSkip(self):
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base = "skip"
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self._clone_helper(base,
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disks=["/dev/default-pool/1234.img",
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None, "/tmp/clone2.img"],
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skip_list=["hda", "fdb"])
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def testCloneFullPool(self):
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base = "fullpool"
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try:
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self._clone_helper(base, disks=["/full-pool/test.img"],
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compare=False)
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except Exception:
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return
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raise AssertionError("Expected exception, but none raised.")
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