Esempio n. 1
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    def test_create_image_resize(self):
        fn = self.mox.CreateMockAnything()
        full_size = self.SIZE * 2
        fn(max_size=full_size, target=self.TEMPLATE_PATH)

        rbd.rbd.RBD_FEATURE_LAYERING = 1

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)

        image = self.image_class(self.INSTANCE, self.NAME)
        self.mox.StubOutWithMock(image, 'check_image_exists')
        image.check_image_exists().AndReturn(False)
        image.check_image_exists().AndReturn(False)
        rbd_name = "%s_%s" % (self.INSTANCE['uuid'], self.NAME)
        cmd = ('rbd', 'import', '--pool', self.POOL, self.TEMPLATE_PATH,
               rbd_name, '--new-format', '--id', self.USER,
               '--conf', self.CONF)
        self.mox.StubOutWithMock(image, 'get_disk_size')
        image.get_disk_size(rbd_name).AndReturn(self.SIZE)
        self.mox.StubOutWithMock(image.driver, 'resize')
        image.driver.resize(rbd_name, full_size)

        self.mox.ReplayAll()

        image.create_image(fn, self.TEMPLATE_PATH, full_size)

        self.assertEqual(fake_processutils.fake_execute_get_log(),
            [' '.join(cmd)])
        self.mox.VerifyAll()
Esempio n. 2
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    def test_prealloc_image(self):
        CONF.set_override("preallocate_images", "space")

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, "exists", lambda _: True)
        self.stubs.Set(os, "access", lambda p, w: True)

        # Call twice to verify testing fallocate is only called once.
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(
            fake_processutils.fake_execute_get_log(),
            [
                "fallocate -n -l 1 %s.fallocate_test" % self.PATH,
                "fallocate -n -l %s %s" % (self.SIZE, self.PATH),
                "fallocate -n -l %s %s" % (self.SIZE, self.PATH),
            ],
        )
Esempio n. 3
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    def test_create_image(self):
        fn = self.mox.CreateMockAnything()
        fn(max_size=None, target=self.TEMPLATE_PATH)

        rbd_utils.rbd.RBD_FEATURE_LAYERING = 1

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)

        image = self.image_class(self.INSTANCE, self.NAME)
        self.mox.StubOutWithMock(image, "check_image_exists")
        image.check_image_exists().AndReturn(False)
        image.check_image_exists().AndReturn(False)
        self.mox.ReplayAll()

        image.create_image(fn, self.TEMPLATE_PATH, None)

        rbd_name = "%s_%s" % (self.INSTANCE["uuid"], self.NAME)
        cmd = (
            "rbd",
            "import",
            "--pool",
            self.POOL,
            self.TEMPLATE_PATH,
            rbd_name,
            "--new-format",
            "--id",
            self.USER,
            "--conf",
            self.CONF,
        )
        self.assertEqual(fake_processutils.fake_execute_get_log(), [" ".join(cmd)])
        self.mox.VerifyAll()
Esempio n. 4
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    def test_prealloc_image(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, 'exists', lambda _: True)

        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 5
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    def test_prealloc_image(self):
        self.flags(preallocate_images="space")
        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, "exists", lambda _: True)
        self.stubs.Set(image, "check_image_exists", lambda: True)

        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 6
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    def test_prealloc_image(self):
        CONF.set_override("preallocate_images", "space")

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        self.mox.StubOutWithMock(imagebackend, "rbd")
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, "exists", lambda _: True)

        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 7
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    def test_prealloc_image_without_write_access(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(image, 'check_image_exists', lambda: True)
        self.stubs.Set(image, '_can_fallocate', lambda: True)
        self.stubs.Set(os.path, 'exists', lambda _: True)
        self.stubs.Set(os, 'access', lambda p, w: False)

        # Testing fallocate is only called when user has write access.
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 8
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    def test_prealloc_image_without_write_access(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(image, 'check_image_exists', lambda: True)
        self.stubs.Set(image, '_can_fallocate', lambda: True)
        self.stubs.Set(os.path, 'exists', lambda _: True)
        self.stubs.Set(os, 'access', lambda p, w: False)

        # Testing fallocate is only called when user has write access.
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 9
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    def test_prealloc_image(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, 'exists', lambda _: True)

        # Call twice to verify testing fallocate is only called once.
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(),
            ['fallocate -n -l 1 %s.fallocate_test' % self.PATH,
             'fallocate -n -l %s %s' % (self.SIZE, self.PATH),
             'fallocate -n -l %s %s' % (self.SIZE, self.PATH)])
Esempio n. 10
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    def test_prealloc_image(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        self.mox.StubOutWithMock(imagebackend, 'rbd')
        self.mox.StubOutWithMock(imagebackend, 'rados')
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        def fake_resize(rbd_name, size):
            return

        self.stubs.Set(os.path, 'exists', lambda _: True)
        self.stubs.Set(image, 'check_image_exists', lambda: True)

        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 11
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    def test_prealloc_image(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        self.mox.StubOutWithMock(imagebackend, 'rbd')
        self.mox.StubOutWithMock(imagebackend, 'rados')
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        def fake_resize(rbd_name, size):
            return

        self.stubs.Set(os.path, 'exists', lambda _: True)
        self.stubs.Set(image, 'check_image_exists', lambda: True)

        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(), [])
Esempio n. 12
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    def test_prealloc_image(self):
        CONF.set_override('preallocate_images', 'space')

        fake_processutils.fake_execute_clear_log()
        fake_processutils.stub_out_processutils_execute(self.stubs)
        image = self.image_class(self.INSTANCE, self.NAME)

        def fake_fetch(target, *args, **kwargs):
            return

        self.stubs.Set(os.path, 'exists', lambda _: True)
        self.stubs.Set(os, 'access', lambda p, w: True)
        self.stubs.Set(imagecache, 'refresh_timestamp', lambda _: None)

        # Call twice to verify testing fallocate is only called once.
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)
        image.cache(fake_fetch, self.TEMPLATE_PATH, self.SIZE)

        self.assertEqual(fake_processutils.fake_execute_get_log(),
            ['fallocate -n -l 1 %s.fallocate_test' % self.PATH,
             'fallocate -n -l %s %s' % (self.SIZE, self.PATH),
             'fallocate -n -l %s %s' % (self.SIZE, self.PATH)])