[Kimchi-devel] [PATCH V4 3/3] VM Edit CPU/Memory: (Backend) Changes mockmodel and tests

Aline Manera alinefm at linux.vnet.ibm.com
Tue Apr 22 13:36:36 UTC 2014


Reviewed-by: Aline Manera <alinefm at linux.vnet.ibm.com>

On 04/16/2014 03:30 PM, Rodrigo Trujillo wrote:
> This patch changes the mockmodel in order to allow update of vm cpu
> and memory. It also implements new tests for the updates and errors.
>
> Signed-off-by: Rodrigo Trujillo <rodrigo.trujillo at linux.vnet.ibm.com>
> ---
>   src/kimchi/mockmodel.py | 27 +++++++++++++++------------
>   tests/test_mockmodel.py |  6 ++++--
>   tests/test_model.py     | 14 ++++++++++----
>   tests/test_rest.py      | 32 +++++++++++++++++++++++++++++---
>   4 files changed, 58 insertions(+), 21 deletions(-)
>
> diff --git a/src/kimchi/mockmodel.py b/src/kimchi/mockmodel.py
> index 8c7d7bb..e602a54 100644
> --- a/src/kimchi/mockmodel.py
> +++ b/src/kimchi/mockmodel.py
> @@ -87,16 +87,16 @@ class MockModel(object):
>       def _static_vm_update(self, dom, params):
>           state = dom.info['state']
>
> -        if 'name' in params:
> -            if state == 'running' or params['name'] in self.vms_get_list():
> -                msg_args = {'name': dom.name, 'new_name': params['name']}
> -                raise InvalidParameter("KCHVM0003E", msg_args)
> -            else:
> -                del self._mock_vms[dom.name]
> -                dom.name = params['name']
> -                self._mock_vms[dom.name] = dom
> -
>           for key, val in params.items():
> +            if key == 'name':
> +                if state == 'running' or params['name'] in self.vms_get_list():
> +                    msg_args = {'name': dom.name, 'new_name': params['name']}
> +                    raise InvalidParameter("KCHVM0003E", msg_args)
> +                else:
> +                    del self._mock_vms[dom.name]
> +                    dom.name = params['name']
> +                    self._mock_vms[dom.name] = dom
> +
>               if key in dom.info:
>                   dom.info[key] = val
>
> @@ -954,6 +954,8 @@ class MockVM(object):
>       def __init__(self, uuid, name, template_info):
>           self.uuid = uuid
>           self.name = name
> +        self.memory = template_info['memory']
> +        self.cpus = template_info['cpus']
>           self.disk_paths = []
>           self.networks = template_info['networks']
>           ifaces = [MockVMIface(net) for net in self.networks]
> @@ -965,11 +967,12 @@ class MockVM(object):
>                    'net_throughput_peak': 100,
>                    'io_throughput': 45,
>                    'io_throughput_peak': 100}
> -        self.info = {'state': 'shutoff',
> +        self.info = {'name': self.name,
> +                     'state': 'shutoff',
>                        'stats': stats,
>                        'uuid': self.uuid,
> -                     'memory': template_info['memory'],
> -                     'cpus': template_info['cpus'],
> +                     'memory': self.memory,
> +                     'cpus': self.cpus,
>                        'icon': None,
>                        'graphics': {'type': 'vnc', 'listen': '0.0.0.0',
>                                     'port': None},
> diff --git a/tests/test_mockmodel.py b/tests/test_mockmodel.py
> index 9e258ce..8dd6a03 100644
> --- a/tests/test_mockmodel.py
> +++ b/tests/test_mockmodel.py
> @@ -134,8 +134,9 @@ class MockModelTests(unittest.TestCase):
>           self.assertEquals(1, len(vms))
>           self.assertEquals(u'test', vms[0])
>
> -        keys = set(('state', 'stats', 'uuid', 'memory', 'cpus', 'screenshot',
> -                    'icon', 'graphics', 'users', 'groups'))
> +        keys = set(('name', 'state', 'stats', 'uuid', 'memory', 'cpus',
> +                    'screenshot', 'icon', 'graphics', 'users', 'groups'))
> +
>           stats_keys = set(('cpu_utilization',
>                             'net_throughput', 'net_throughput_peak',
>                             'io_throughput', 'io_throughput_peak'))
> @@ -143,6 +144,7 @@ class MockModelTests(unittest.TestCase):
>           info = model.vm_lookup(u'test')
>           self.assertEquals(keys, set(info.keys()))
>           self.assertEquals('shutoff', info['state'])
> +        self.assertEquals('test', info['name'])
>           self.assertEquals(1024, info['memory'])
>           self.assertEquals(1, info['cpus'])
>           self.assertEquals('images/icon-vm.png', info['icon'])
> diff --git a/tests/test_model.py b/tests/test_model.py
> index 357d969..eee20f0 100644
> --- a/tests/test_model.py
> +++ b/tests/test_model.py
> @@ -62,14 +62,16 @@ class ModelTests(unittest.TestCase):
>           self.assertEquals(1, len(vms))
>           self.assertEquals('test', vms[0])
>
> -        keys = set(('state', 'stats', 'uuid', 'memory', 'cpus', 'screenshot',
> -                    'icon', 'graphics', 'users', 'groups'))
> +        keys = set(('name', 'state', 'stats', 'uuid', 'memory', 'cpus',
> +                    'screenshot', 'icon', 'graphics', 'users', 'groups'))
> +
>           stats_keys = set(('cpu_utilization',
>                             'net_throughput', 'net_throughput_peak',
>                             'io_throughput', 'io_throughput_peak'))
>           info = inst.vm_lookup('test')
>           self.assertEquals(keys, set(info.keys()))
>           self.assertEquals('running', info['state'])
> +        self.assertEquals('test', info['name'])
>           self.assertEquals(2048, info['memory'])
>           self.assertEquals(2, info['cpus'])
>           self.assertEquals(None, info['icon'])
> @@ -602,13 +604,17 @@ class ModelTests(unittest.TestCase):
>                                 'kimchi-vm1', params)
>
>               inst.vm_poweroff('kimchi-vm1')
> -            params = {'name': u'пeω-∨м'}
>               self.assertRaises(OperationFailed, inst.vm_update,
>                                 'kimchi-vm1', {'name': 'kimchi-vm2'})
> +
> +            params = {'name': u'пeω-∨м', 'cpus': 4, 'memory': 2048}
>               inst.vm_update('kimchi-vm1', params)
> -            self.assertEquals(info['uuid'], inst.vm_lookup(u'пeω-∨м')['uuid'])
>               rollback.prependDefer(self._rollback_wrapper, inst.vm_delete,
>                                     u'пeω-∨м')
> +            self.assertEquals(info['uuid'], inst.vm_lookup(u'пeω-∨м')['uuid'])
> +            info = inst.vm_lookup(u'пeω-∨м')
> +            for key in params.keys():
> +                self.assertEquals(params[key], info[key])
>
>               # change only VM users - groups are not changed (default is empty)
>               users = ['root']
> diff --git a/tests/test_rest.py b/tests/test_rest.py
> index a40ba93..4cba5a4 100644
> --- a/tests/test_rest.py
> +++ b/tests/test_rest.py
> @@ -203,6 +203,14 @@ class RestTests(unittest.TestCase):
>           resp = self.request('/vms/vm-1', req, 'PUT')
>           self.assertEquals(400, resp.status)
>
> +        req = json.dumps({'cpus': 3})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(200, resp.status)
> +
> +        req = json.dumps({'memory': 2048})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(200, resp.status)
> +
>           resp = self.request('/vms/vm-1/poweroff', '{}', 'POST')
>           self.assertEquals(200, resp.status)
>
> @@ -214,15 +222,33 @@ class RestTests(unittest.TestCase):
>           resp = self.request('/vms/vm-1', req, 'PUT')
>           self.assertEquals(400, resp.status)
>
> -        req = json.dumps({'name': 'new-name', 'cpus': 5})
> +        req = json.dumps({'cpus': -2})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(400, resp.status)
> +
> +        req = json.dumps({'cpus': 'four'})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(400, resp.status)
> +
> +        req = json.dumps({'memory': 100})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(400, resp.status)
> +
> +        req = json.dumps({'memory': 'ten gigas'})
> +        resp = self.request('/vms/vm-1', req, 'PUT')
> +        self.assertEquals(400, resp.status)
> +
> +        req = json.dumps({'name': 'new-name', 'cpus': 5, 'UUID': 'notallowed'})
>           resp = self.request('/vms/vm-1', req, 'PUT')
>           self.assertEquals(405, resp.status)
>
> -        req = json.dumps({'name': u'∨м-црdαtеd'})
> +        params = {'name': u'∨м-црdαtеd', 'cpus': 5, 'memory': 4096}
> +        req = json.dumps(params)
>           resp = self.request('/vms/vm-1', req, 'PUT')
>           self.assertEquals(303, resp.status)
>           vm = json.loads(self.request('/vms/∨м-црdαtеd', req).read())
> -        self.assertEquals(u'∨м-црdαtеd', vm['name'])
> +        for key in params.keys():
> +            self.assertEquals(params[key], vm[key])
>
>           # change only VM users - groups are not changed (default is empty)
>           req = json.dumps({'users': ['root']})




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