238 lines
8.4 KiB
Python
238 lines
8.4 KiB
Python
# Copyright (C) 2013, 2014 Red Hat, Inc.
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#
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# This work is licensed under the GNU GPLv2 or later.
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# See the COPYING file in the top-level directory.
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import os
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import tempfile
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import unittest
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import virtinst
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from virtinst import DeviceDisk
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from tests import utils
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def _make_guest(conn=None, os_variant=None):
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if not conn:
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conn = utils.URIs.open_testdriver_cached()
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g = virtinst.Guest(conn)
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g.name = "TestGuest"
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g.currentMemory = int(200 * 1024)
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g.memory = int(400 * 1024)
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if os_variant:
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g.set_os_name(os_variant)
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# File disk
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d = virtinst.DeviceDisk(conn)
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d.path = "/dev/default-pool/new-test-suite.img"
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if d.wants_storage_creation():
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parent_pool = d.get_parent_pool()
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vol_install = virtinst.DeviceDisk.build_vol_install(conn,
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os.path.basename(d.path), parent_pool, .0000001, True)
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d.set_vol_install(vol_install)
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d.validate()
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g.add_device(d)
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# Block disk
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d = virtinst.DeviceDisk(conn)
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d.path = "/dev/disk-pool/diskvol1"
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d.validate()
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g.add_device(d)
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# Network device
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dev = virtinst.DeviceInterface(conn)
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g.add_device(dev)
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return g
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def _make_installer(location=None, conn=None):
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conn = conn or utils.URIs.open_testdriver_cached()
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cdrom = not location and "/dev/null" or None
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inst = virtinst.Installer(conn, location=location, cdrom=cdrom)
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return inst
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class TestXMLMisc(unittest.TestCase):
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"""
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Misc tests for various XML special behavior. These should only aim for
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testing any particularly tricky bits, general XML generation should
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be through virt-install examples in clitest
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"""
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@property
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def conn(self):
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return utils.URIs.open_testdefault_cached()
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def _compare(self, guest, filebase, do_install):
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filename = os.path.join("tests/xmlconfig-xml", filebase + ".xml")
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installer = _make_installer(conn=guest.conn)
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inst_xml, boot_xml = installer.start_install(
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guest, return_xml=True, dry=True)
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if do_install:
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actualXML = inst_xml
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else:
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actualXML = boot_xml
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utils.diff_compare(actualXML, filename)
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utils.test_create(guest.conn, actualXML)
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def testDiskNumbers(self):
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# Various testing our target generation
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self.assertEqual("a", DeviceDisk.num_to_target(1))
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self.assertEqual("b", DeviceDisk.num_to_target(2))
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self.assertEqual("z", DeviceDisk.num_to_target(26))
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self.assertEqual("aa", DeviceDisk.num_to_target(27))
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self.assertEqual("ab", DeviceDisk.num_to_target(28))
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self.assertEqual("az", DeviceDisk.num_to_target(52))
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self.assertEqual("ba", DeviceDisk.num_to_target(53))
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self.assertEqual("zz", DeviceDisk.num_to_target(27 * 26))
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self.assertEqual("aaa", DeviceDisk.num_to_target(27 * 26 + 1))
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self.assertEqual(DeviceDisk.target_to_num("hda"), 0)
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self.assertEqual(DeviceDisk.target_to_num("hdb"), 1)
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self.assertEqual(DeviceDisk.target_to_num("sdz"), 25)
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self.assertEqual(DeviceDisk.target_to_num("sdaa"), 26)
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self.assertEqual(DeviceDisk.target_to_num("vdab"), 27)
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self.assertEqual(DeviceDisk.target_to_num("vdaz"), 51)
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self.assertEqual(DeviceDisk.target_to_num("xvdba"), 52)
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self.assertEqual(DeviceDisk.target_to_num("xvdzz"),
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26 * (25 + 1) + 25)
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self.assertEqual(DeviceDisk.target_to_num("xvdaaa"),
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26 * 26 * 1 + 26 * 1 + 0)
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disk = virtinst.DeviceDisk(self.conn)
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disk.bus = "ide"
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self.assertEqual("hda", disk.generate_target([]))
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self.assertEqual("hdb", disk.generate_target(["hda"]))
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self.assertEqual("hdc", disk.generate_target(["hdb", "sda"]))
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self.assertEqual("hdb", disk.generate_target(["hda", "hdd"]))
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disk.bus = "scsi"
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self.assertEqual("sdb",
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disk.generate_target(["sda", "sdg", "sdi"], 0))
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self.assertEqual("sdh", disk.generate_target(["sda", "sdg"], 1))
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def testQuickTreeinfo(self):
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# Simple sanity test to make sure detect_distro works. test-urls
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# does much more exhaustive testing but it's only run occasionally
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i = _make_installer(
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location="tests/cli-test-xml/fakefedoratree")
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g = _make_guest()
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v = i.detect_distro(g)
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self.assertEqual(v, "fedora17")
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i = _make_installer(
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location="tests/cli-test-xml/fakerhel6tree")
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g = _make_guest()
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v = i.detect_distro(g)
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self.assertEqual(v, "rhel6.0")
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def testCDROMInsert(self):
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# After set_install_defaults, cdrom media should be inserted
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i = _make_installer()
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g = _make_guest()
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i.set_install_defaults(g)
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for disk in g.devices.disk:
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if disk.device == "cdrom" and disk.path == "/dev/null":
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return
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raise AssertionError("Didn't find inserted cdrom media")
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def testCPUTopology(self):
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# Test CPU topology determining
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cpu = virtinst.DomainCpu(self.conn)
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cpu.sockets = "2"
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cpu.set_topology_defaults(6)
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self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [2, 3, 1])
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cpu = virtinst.DomainCpu(self.conn)
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cpu.cores = "4"
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cpu.set_topology_defaults(9)
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self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [2, 4, 1])
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cpu = virtinst.DomainCpu(self.conn)
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cpu.threads = "3"
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cpu.set_topology_defaults(14)
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self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [4, 1, 3])
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cpu = virtinst.DomainCpu(self.conn)
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cpu.sockets = 5
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cpu.cores = 2
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self.assertEqual(cpu.vcpus_from_topology(), 10)
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cpu = virtinst.DomainCpu(self.conn)
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self.assertEqual(cpu.vcpus_from_topology(), 1)
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def test_set_defaults_double(self):
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"""
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Check that a common config has idempotent set_defaults
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"""
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g = _make_guest(conn=utils.URIs.open_kvm(), os_variant="fedora-unknown")
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g.set_defaults(None)
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xml1 = g.get_xml()
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g.set_defaults(None)
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xml2 = g.get_xml()
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self.assertEqual(xml1, xml2)
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def test_guest_osinfo_metadata(self):
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g = _make_guest()
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self.assertEqual(g.osinfo.name, "generic")
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g.set_os_name("fedora17")
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self.assertEqual(g.osinfo.name, "fedora17")
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g = _make_guest()
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g._metadata.libosinfo.os_id = "http://fedoraproject.org/fedora/20" # pylint: disable=protected-access
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self.assertEqual(g.osinfo.name, "fedora20")
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g = _make_guest()
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g._metadata.libosinfo.os_id = "http://example.com/idontexit" # pylint: disable=protected-access
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self.assertEqual(g.osinfo.name, "generic")
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@utils.run_without_testsuite_hacks
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def test_dir_searchable(self):
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# Normally the dir searchable test is skipped in the unittest,
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# but let's contrive an example that should trigger all the code
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# to ensure it isn't horribly broken
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from virtinst import diskbackend
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uid = -1
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username = "fakeuser-zzzz"
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with tempfile.TemporaryDirectory() as tmpdir:
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fixlist = diskbackend.is_path_searchable(tmpdir, uid, username)
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self.assertTrue(bool(fixlist))
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errdict = diskbackend.set_dirs_searchable(fixlist, username)
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self.assertTrue(not bool(errdict))
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import getpass
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fixlist = diskbackend.is_path_searchable(
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os.getcwd(), os.getuid(), getpass.getuser())
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self.assertTrue(not bool(fixlist))
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def test_nonpredicatble_generate(self):
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kvm_uri = utils.URIs.kvm.replace(",predictable", "")
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kvmconn = virtinst.cli.getConnection(kvm_uri)
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testconn = virtinst.cli.getConnection("test:///default")
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testuuid = virtinst.Guest.generate_uuid(self.conn)
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randomuuid = virtinst.Guest.generate_uuid(testconn)
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self.assertTrue(randomuuid != testuuid)
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self.assertTrue(len(randomuuid) == len(testuuid))
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testmac = virtinst.DeviceInterface.generate_mac(self.conn)
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randommac = virtinst.DeviceInterface.generate_mac(testconn)
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qemumac = virtinst.DeviceInterface.generate_mac(kvmconn)
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self.assertTrue(randommac != testmac)
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self.assertTrue(qemumac != testmac)
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self.assertTrue(len(randommac) == len(testmac))
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def test_support_misc(self):
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try:
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self.conn.lookupByName("foobar-idontexist")
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except Exception as e:
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if not self.conn.support.is_libvirt_error_no_domain(e):
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raise
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