From 9164b8d224ae6629cdac00248b98fad762bdfc10 Mon Sep 17 00:00:00 2001 From: Soren Hansen Date: Mon, 14 Mar 2011 10:46:26 +0100 Subject: Make utils.execute not overwrite std{in,out,err} args to Popen on retries. Make utils.execute reject unknown kwargs. Add a couple of unit tests for utils.execute. --- nova/tests/test_utils.py | 76 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) (limited to 'nova/tests') diff --git a/nova/tests/test_utils.py b/nova/tests/test_utils.py index 34a407f1a..51cd57c76 100644 --- a/nova/tests/test_utils.py +++ b/nova/tests/test_utils.py @@ -14,11 +14,87 @@ # License for the specific language governing permissions and limitations # under the License. +import os +import tempfile + from nova import test from nova import utils from nova import exception +class ExecuteTestCase(test.TestCase): + def test_retry_on_failure(self): + fd, tmpfilename = tempfile.mkstemp() + _, tmpfilename2 = tempfile.mkstemp() + try: + fp = os.fdopen(fd, 'w+') + fp.write('''#!/bin/sh +# If stdin fails to get passed during one of the runs, make a note. +if ! grep -q foo +then + echo 'failure' > "$1" +fi +# If stdin has failed to get passed during this or a previous run, exit early. +if grep failure "$1" +then + exit 1 +fi +runs="$(cat $1)" +if [ -z "$runs" ] +then + runs=0 +fi +runs=$(($runs + 1)) +echo $runs > "$1" +exit 1 +''') + fp.close() + os.chmod(tmpfilename, 0755) + self.assertRaises(exception.ProcessExecutionError, + utils.execute, + tmpfilename, tmpfilename2, attempts=10, + process_input='foo', + delay_on_retry=False) + fp = open(tmpfilename2, 'r+') + runs = fp.read() + fp.close() + self.assertNotEquals(runs.strip(), 'failure', 'stdin did not ' + 'always get passed ' + 'correctly') + runs = int(runs.strip()) + self.assertEquals(runs, 10, 'Ran %d times instead of 10.' % (runs,)) + finally: + os.unlink(tmpfilename) + os.unlink(tmpfilename2) + + def test_unknown_kwargs_raises_error(self): + self.assertRaises(exception.Error, + utils.execute, + '/bin/true', this_is_not_a_valid_kwarg=True) + + def test_no_retry_on_success(self): + fd, tmpfilename = tempfile.mkstemp() + _, tmpfilename2 = tempfile.mkstemp() + try: + fp = os.fdopen(fd, 'w+') + fp.write('''#!/bin/sh +# If we've already run, bail out. +grep -q foo "$1" && exit 1 +# Mark that we've run before. +echo foo > "$1" +# Check that stdin gets passed correctly. +grep foo +''') + fp.close() + os.chmod(tmpfilename, 0755) + utils.execute(tmpfilename, + tmpfilename2, + process_input='foo', + attempts=2) + finally: + os.unlink(tmpfilename) + os.unlink(tmpfilename2) + class GetFromPathTestCase(test.TestCase): def test_tolerates_nones(self): f = utils.get_from_path -- cgit From a766b4111addad804e47b8be3e6dedb5f80a83c4 Mon Sep 17 00:00:00 2001 From: Monsyne Dragon Date: Thu, 17 Mar 2011 02:20:18 +0000 Subject: added in network qos support for xenserver. Pull qos settings from flavor, use when creating instance. --- nova/tests/db/fakes.py | 30 +++++++++++++++++++++++++----- nova/tests/test_xenapi.py | 8 ++++++++ 2 files changed, 33 insertions(+), 5 deletions(-) (limited to 'nova/tests') diff --git a/nova/tests/db/fakes.py b/nova/tests/db/fakes.py index 5e9a3aa3b..2d25d5fc5 100644 --- a/nova/tests/db/fakes.py +++ b/nova/tests/db/fakes.py @@ -28,13 +28,33 @@ def stub_out_db_instance_api(stubs): """ Stubs out the db API for creating Instances """ INSTANCE_TYPES = { - 'm1.tiny': dict(memory_mb=512, vcpus=1, local_gb=0, flavorid=1), - 'm1.small': dict(memory_mb=2048, vcpus=1, local_gb=20, flavorid=2), + 'm1.tiny': dict(memory_mb=512, + vcpus=1, + local_gb=0, + flavorid=1, + rxtx_cap=1), + 'm1.small': dict(memory_mb=2048, + vcpus=1, + local_gb=20, + flavorid=2, + rxtx_cap=2), 'm1.medium': - dict(memory_mb=4096, vcpus=2, local_gb=40, flavorid=3), - 'm1.large': dict(memory_mb=8192, vcpus=4, local_gb=80, flavorid=4), + dict(memory_mb=4096, + vcpus=2, + local_gb=40, + flavorid=3, + rxtx_cap=3), + 'm1.large': dict(memory_mb=8192, + vcpus=4, + local_gb=80, + flavorid=4, + rxtx_cap=4), 'm1.xlarge': - dict(memory_mb=16384, vcpus=8, local_gb=160, flavorid=5)} + dict(memory_mb=16384, + vcpus=8, + local_gb=160, + flavorid=5, + rxtx_cap=5)} class FakeModel(object): """ Stubs out for model """ diff --git a/nova/tests/test_xenapi.py b/nova/tests/test_xenapi.py index 8b0affd5c..66a973a78 100644 --- a/nova/tests/test_xenapi.py +++ b/nova/tests/test_xenapi.py @@ -361,6 +361,14 @@ class XenAPIVMTestCase(test.TestCase): glance_stubs.FakeGlance.IMAGE_RAMDISK) self.check_vm_params_for_linux_with_external_kernel() + def test_spawn_with_network_qos(self): + self._create_instance() + for vif_ref in xenapi_fake.get_all('VIF'): + vif_rec = xenapi_fake.get_record('VIF', vif_ref) + self.assertEquals(vif_rec['qos_algorithm_type'], 'ratelimit') + self.assertEquals(vif_rec['qos_algorithm_params']['kbps'], + str(4 * 1024)) + def tearDown(self): super(XenAPIVMTestCase, self).tearDown() self.manager.delete_project(self.project) -- cgit From 06c0b81e54adf3fb0635a7cd7679bcdb051e6263 Mon Sep 17 00:00:00 2001 From: Soren Hansen Date: Thu, 17 Mar 2011 21:43:22 +0100 Subject: pep8 --- nova/tests/test_utils.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'nova/tests') diff --git a/nova/tests/test_utils.py b/nova/tests/test_utils.py index 51cd57c76..e08d229b0 100644 --- a/nova/tests/test_utils.py +++ b/nova/tests/test_utils.py @@ -62,7 +62,8 @@ exit 1 'always get passed ' 'correctly') runs = int(runs.strip()) - self.assertEquals(runs, 10, 'Ran %d times instead of 10.' % (runs,)) + self.assertEquals(runs, 10, + 'Ran %d times instead of 10.' % (runs,)) finally: os.unlink(tmpfilename) os.unlink(tmpfilename2) @@ -95,6 +96,7 @@ grep foo os.unlink(tmpfilename) os.unlink(tmpfilename2) + class GetFromPathTestCase(test.TestCase): def test_tolerates_nones(self): f = utils.get_from_path -- cgit