Generalize configuration for controller access.

Add comment about libvirt resize.

Fix stress bug.

Change-Id: Ieb751abd24fb7a5bc4747550c465541ab2fbfc9e

etc/tempest.conf.sample

@@ -21,6 +21,9 @@ build_interval=10
 build_timeout=600
 catalog_type=compute
 create_image_enabled=true
+# For resize to work with libvirt/kvm, one of the following must be true:
+# Single node: allow_resize_to_same_host=True must be set in nova.conf
+# Cluster: the 'nova' user must have scp access between cluster nodes
 resize_available=true
 
 [image]

stress/README.rst

@@ -23,14 +23,15 @@ Environment
 ------------
 This particular framework assumes your working Nova cluster understands Nova 
 API 2.0. The stress tests can read the logs from the cluster. To enable this
-you have to
-provide the private key and user name for ssh to the cluster in the
+you have to provide the hostname to call 'nova-manage' and
+the private key and user name for ssh to the cluster in the
 [stress] section of tempest.conf. You also need to provide the
 value of --logdir in nova.conf:
 
   host_private_key_path=<path to private ssh key>
   host_admin_user=<name of user for ssh command>
   nova_logdir=<value of --logdir in nova.conf>
+  controller=<hostname for calling nova-manage>
 
 The stress test needs the top-level tempest directory to be on PYTHONPATH
 if you are not using nosetests to run.

stress/config.py

@@ -41,3 +41,8 @@ class StressConfig(object):
     def nova_logdir(self):
         """Directory containing log files on the compute nodes"""
         return self.get("nova_logdir", None)
+
+    @property
+    def controller(self):
+        """Controller host"""
+        return self.get("controller", None)

stress/test_servers.py

@@ -57,7 +57,8 @@ class TestCreateVM(test_case.StressTestCase):
             return None
 
         _key_name = kwargs.get('key_name', '')
-        _timeout = int(kwargs.get('timeout', 60))
+        _timeout = int(kwargs.get('timeout',
+                                  manager.config.compute.build_timeout))
         _image_ref = kwargs.get('image_ref', manager.config.compute.image_ref)
         _flavor_ref = kwargs.get('flavor_ref',
                                  manager.config.compute.flavor_ref)
@@ -172,7 +173,7 @@ class TestKillActiveVM(test_case.StressTestCase):
             self._logger.info('no ACTIVE instances to delete')
             return
 
-        _timeout = kwargs.get('timeout', 600)
+        _timeout = kwargs.get('timeout', manager.config.compute.build_timeout)
 
         target = random.choice(active_vms)
         killtarget = target[0]
@@ -240,7 +241,7 @@ class TestKillAnyVM(test_case.StressTestCase):
             self._logger.info('no active instances to delete')
             return
 
-        _timeout = kwargs.get('timeout', 60)
+        _timeout = kwargs.get('timeout', manager.config.compute.build_timeout)
 
         target = random.choice(vms)
         killtarget = target[0]
@@ -276,7 +277,7 @@ class TestUpdateVMName(test_case.StressTestCase):
             self._logger.info('no active instances to update')
             return
 
-        _timeout = kwargs.get('timeout', 600)
+        _timeout = kwargs.get('timeout', manager.config.compute.build_timeout)
 
         target = random.choice(active_vms)
         update_target = target[0]

stress/tests/create_kill.py

@@ -20,13 +20,8 @@ from stress.driver import *
 from tempest import openstack
 
 choice_spec = [
-    BasherAction(TestCreateVM(), 50,
-                 kargs={'timeout': '600',
-                        'image_ref': 2,
-                        'flavor_ref': 1}
-                 ),
-    BasherAction(TestKillActiveVM(), 50,
-                 kargs={'timeout': '600'})
+    BasherAction(TestCreateVM(), 50),
+    BasherAction(TestKillActiveVM(), 50)
 ]
 
 nova = openstack.Manager()

stress/tests/hard_reboots.py

@@ -21,10 +21,9 @@ from stress.driver import *
 from tempest import openstack
 
 choice_spec = [
-    BasherAction(TestCreateVM(), 50,
-                 kargs={'timeout': '600'}),
+    BasherAction(TestCreateVM(), 50),
     BasherAction(TestRebootVM(), 50,
-                 kargs={'type': 'HARD'}),
+                 kargs={'type': 'HARD'})
 ]
 
 nova = openstack.Manager()

stress/utils/util.py

@@ -32,6 +32,7 @@ def scp(keypath, args):
 
 
 def ssh(keypath, user, node, command, check=True):
+    command = 'sudo ' + command
     command = "ssh %s %s@%s %s" % (get_ssh_options(keypath), user,
                                    node, command)
     popenargs = shlex.split(command)

tempest/tests/image/test_images.py

@@ -202,4 +202,4 @@ class ListImagesTest(unittest.TestCase):
         Simple test to see all fixture images returned
         """
         images = self.client.get_images()
-        self.assertEqual(10, len(images) - len(cls.original_images))
+        self.assertEqual(10, len(images) - len(self.original_images))