/
test_common.py
499 lines (432 loc) · 19.5 KB
/
test_common.py
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#
# Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
#
import sys
import gevent.monkey
gevent.monkey.patch_all()
import logging
import tempfile
from pprint import pformat
import coverage
import fixtures
import testtools
from testtools import content, content_type
from flexmock import flexmock, Mock
from webtest import TestApp
import contextlib
from vnc_api.vnc_api import *
import cfgm_common.ifmap.client as ifmap_client
import cfgm_common.ifmap.response as ifmap_response
import kombu
import discoveryclient.client as disc_client
import cfgm_common.zkclient
from cfgm_common.uve.vnc_api.ttypes import VncApiConfigLog, VncApiError
from cfgm_common import imid
from test_utils import *
import bottle
bottle.catchall=False
import inspect
import novaclient
import novaclient.client
import gevent.wsgi
import uuid
def lineno():
"""Returns the current line number in our program."""
return inspect.currentframe().f_back.f_lineno
# end lineno
# import from package for non-api server test or directly from file
sys.path.insert(0, '../../../../build/production/api-lib/vnc_api')
sys.path.insert(0, '../../../../distro/openstack/')
sys.path.append('../../../../build/production/config/api-server/vnc_cfg_api_server')
try:
import vnc_cfg_api_server
if not hasattr(vnc_cfg_api_server, 'main'):
from vnc_cfg_api_server import vnc_cfg_api_server
except ImportError:
vnc_cfg_api_server = 'vnc_cfg_api_server could not be imported'
try:
import to_bgp
except ImportError:
try:
from schema_transformer import to_bgp
except ImportError:
to_bgp = 'to_bgp could not be imported'
try:
import svc_monitor
if not hasattr(svc_monitor, 'main'):
from svc_monitor import svc_monitor
except ImportError:
svc_monitor = 'svc_monitor could not be imported'
try:
import device_manager
if not hasattr(device_manager, 'main'):
from device_manager import device_manager
except ImportError:
device_manager = 'device_manager could not be imported'
def generate_conf_file_contents(conf_sections):
cfg_parser = ConfigParser.RawConfigParser()
for (section, var, val) in conf_sections:
try:
cfg_parser.add_section(section)
except ConfigParser.DuplicateSectionError:
pass
if not var:
continue
if val == '':
cfg_parser.set(section, var, 'empty')
else:
cfg_parser.set(section, var, val)
return cfg_parser
# end generate_conf_file_contents
def generate_logconf_file_contents():
cfg_parser = ConfigParser.RawConfigParser()
cfg_parser.add_section('formatters')
cfg_parser.add_section('formatter_simple')
cfg_parser.set('formatters', 'keys', 'simple')
cfg_parser.set('formatter_simple', 'format', '%(name)s:%(levelname)s: %(message)s')
cfg_parser.add_section('handlers')
cfg_parser.add_section('handler_console')
cfg_parser.add_section('handler_api_server_file')
cfg_parser.set('handlers', 'keys', 'console,api_server_file')
cfg_parser.set('handler_console', 'class', 'StreamHandler')
cfg_parser.set('handler_console', 'level', 'WARN')
cfg_parser.set('handler_console', 'args', '[]')
cfg_parser.set('handler_console', 'formatter', 'simple')
cfg_parser.set('handler_api_server_file', 'class', 'FileHandler')
cfg_parser.set('handler_api_server_file', 'level', 'INFO')
cfg_parser.set('handler_api_server_file', 'formatter', 'simple')
cfg_parser.set('handler_api_server_file', 'args', "('api_server.log',)")
cfg_parser.add_section('loggers')
cfg_parser.add_section('logger_root')
cfg_parser.add_section('logger_FakeWSGIHandler')
cfg_parser.set('loggers', 'keys', 'root,FakeWSGIHandler')
cfg_parser.set('logger_root', 'level', 'WARN')
cfg_parser.set('logger_root', 'handlers', 'console')
cfg_parser.set('logger_FakeWSGIHandler', 'level', 'INFO')
cfg_parser.set('logger_FakeWSGIHandler', 'qualname', 'FakeWSGIHandler')
cfg_parser.set('logger_FakeWSGIHandler', 'handlers', 'api_server_file')
return cfg_parser
# end generate_logconf_file_contents
def launch_api_server(listen_ip, listen_port, http_server_port, admin_port,
conf_sections):
args_str = ""
args_str = args_str + "--listen_ip_addr %s " % (listen_ip)
args_str = args_str + "--listen_port %s " % (listen_port)
args_str = args_str + "--http_server_port %s " % (http_server_port)
args_str = args_str + "--admin_port %s " % (admin_port)
args_str = args_str + "--cassandra_server_list 0.0.0.0:9160 "
args_str = args_str + "--log_local "
args_str = args_str + "--log_file api_server_sandesh.log "
import cgitb
cgitb.enable(format='text')
with tempfile.NamedTemporaryFile() as conf, tempfile.NamedTemporaryFile() as logconf:
cfg_parser = generate_conf_file_contents(conf_sections)
cfg_parser.write(conf)
conf.flush()
cfg_parser = generate_logconf_file_contents()
cfg_parser.write(logconf)
logconf.flush()
args_str = args_str + "--conf_file %s " %(conf.name)
args_str = args_str + "--logging_conf %s " %(logconf.name)
vnc_cfg_api_server.main(args_str)
#end launch_api_server
def launch_svc_monitor(api_server_ip, api_server_port):
args_str = ""
args_str = args_str + "--api_server_ip %s " % (api_server_ip)
args_str = args_str + "--api_server_port %s " % (api_server_port)
args_str = args_str + "--http_server_port %s " % (get_free_port())
args_str = args_str + "--ifmap_username api-server "
args_str = args_str + "--ifmap_password api-server "
args_str = args_str + "--cassandra_server_list 0.0.0.0:9160 "
args_str = args_str + "--log_local "
args_str = args_str + "--log_file svc_monitor.log "
svc_monitor.main(args_str)
# end launch_svc_monitor
def kill_svc_monitor(glet):
glet.kill()
svc_monitor.SvcMonitor.reset()
def kill_schema_transformer(glet):
glet.kill()
to_bgp.transformer.ssrc_task.kill()
to_bgp.transformer.arc_task.kill()
to_bgp.transformer.reset()
def launch_schema_transformer(api_server_ip, api_server_port):
args_str = ""
args_str = args_str + "--api_server_ip %s " % (api_server_ip)
args_str = args_str + "--api_server_port %s " % (api_server_port)
args_str = args_str + "--http_server_port %s " % (get_free_port())
args_str = args_str + "--cassandra_server_list 0.0.0.0:9160 "
args_str = args_str + "--log_local "
args_str = args_str + "--log_file schema_transformer.log "
args_str = args_str + "--trace_file schema_transformer.err "
to_bgp.main(args_str)
# end launch_schema_transformer
def launch_device_manager(api_server_ip, api_server_port):
args_str = ""
args_str = args_str + "--api_server_ip %s " % (api_server_ip)
args_str = args_str + "--api_server_port %s " % (api_server_port)
args_str = args_str + "--http_server_port %s " % (get_free_port())
args_str = args_str + "--cassandra_server_list 0.0.0.0:9160 "
args_str = args_str + "--log_local "
args_str = args_str + "--log_file device_manager.log "
device_manager.main(args_str)
# end launch_device_manager
def setup_extra_flexmock(mocks):
for (cls, method_name, val) in mocks:
kwargs = {method_name: val}
flexmock(cls, **kwargs)
# end setup_extra_flexmock
def setup_common_flexmock():
flexmock(cfgm_common.vnc_cpu_info.CpuInfo, __init__=stub)
flexmock(novaclient.client, Client=FakeNovaClient.initialize)
flexmock(ifmap_client.client, __init__=FakeIfmapClient.initialize,
call=FakeIfmapClient.call,
call_async_result=FakeIfmapClient.call_async_result)
flexmock(pycassa.system_manager.Connection, __init__=stub)
flexmock(pycassa.system_manager.SystemManager, create_keyspace=stub,
create_column_family=stub)
flexmock(pycassa.ConnectionPool, __init__=stub)
flexmock(pycassa.ColumnFamily, __new__=FakeCF)
flexmock(pycassa.util, convert_uuid_to_time=Fake_uuid_to_time)
flexmock(disc_client.DiscoveryClient, __init__=stub)
flexmock(disc_client.DiscoveryClient, publish_obj=stub)
flexmock(kazoo.client.KazooClient, __new__=FakeKazooClient)
flexmock(kazoo.handlers.gevent.SequentialGeventHandler, __init__=stub)
flexmock(kombu.Connection, __new__=FakeKombu.Connection)
flexmock(kombu.Exchange, __new__=FakeKombu.Exchange)
flexmock(kombu.Queue, __new__=FakeKombu.Queue)
flexmock(kombu.Consumer, __new__=FakeKombu.Consumer)
flexmock(kombu.Producer, __new__=FakeKombu.Producer)
flexmock(VncApiConfigLog, __new__=FakeApiConfigLog)
#end setup_common_flexmock
@contextlib.contextmanager
def patch(target_obj, target_method_name, patched):
orig_method = getattr(target_obj, target_method_name)
def patched_wrapper(*args, **kwargs):
return patched(orig_method, *args, **kwargs)
setattr(target_obj, target_method_name, patched_wrapper)
try:
yield
finally:
setattr(target_obj, target_method_name, orig_method)
#end patch
cov_handle = None
class TestCase(testtools.TestCase, fixtures.TestWithFixtures):
_HTTP_HEADERS = {
'Content-type': 'application/json; charset="UTF-8"',
}
def __init__(self, *args, **kwargs):
self._logger = logging.getLogger(__name__)
self._assert_till_max_tries = 30
self._config_knobs = [
('DEFAULTS', '', ''),
]
super(TestCase, self).__init__(*args, **kwargs)
self.addOnException(self._add_detailed_traceback)
def _add_detailed_traceback(self, exc_info):
import cgitb
cgitb.enable(format='text')
from cStringIO import StringIO
tmp_file = StringIO()
cgitb.Hook(format="text", file=tmp_file).handle(exc_info)
tb_str = tmp_file.getvalue()
tmp_file.close()
self.addDetail('detailed-traceback', content.text_content(tb_str))
def _add_detail(self, detail_str):
frame = inspect.stack()[1]
self.addDetail('%s:%s ' %(frame[1],frame[2]), content.text_content(detail_str))
def _add_request_detail(self, op, url, headers=None, query_params=None,
body=None):
request_str = ' URL: ' + pformat(url) + \
' OPER: ' + pformat(op) + \
' Headers: ' + pformat(headers) + \
' Query Params: ' + pformat(query_params) + \
' Body: ' + pformat(body)
self._add_detail('Requesting: ' + request_str)
def _http_get(self, uri, query_params=None):
url = "http://%s:%s%s" % (self._api_server_ip, self._api_server_port, uri)
self._add_request_detail('GET', url, headers=self._HTTP_HEADERS,
query_params=query_params)
response = self._api_server_session.get(url, headers=self._HTTP_HEADERS,
params=query_params)
self._add_detail('Received Response: ' +
pformat(response.status_code) +
pformat(response.text))
return (response.status_code, response.text)
#end _http_get
def _http_post(self, uri, body):
url = "http://%s:%s%s" % (self._api_server_ip, self._api_server_port, uri)
self._add_request_detail('POST', url, headers=self._HTTP_HEADERS, body=body)
response = self._api_server_session.post(url, data=body,
headers=self._HTTP_HEADERS)
self._add_detail('Received Response: ' +
pformat(response.status_code) +
pformat(response.text))
return (response.status_code, response.text)
#end _http_post
def _http_delete(self, uri, body):
url = "http://%s:%s%s" % (self._api_server_ip, self._api_server_port, uri)
self._add_request_detail('DELETE', url, headers=self._HTTP_HEADERS, body=body)
response = self._api_server_session.delete(url, data=body,
headers=self._HTTP_HEADERS)
self._add_detail('Received Response: ' +
pformat(response.status_code) +
pformat(response.text))
return (response.status_code, response.text)
#end _http_delete
def _http_put(self, uri, body):
url = "http://%s:%s%s" % (self._api_server_ip, self._api_server_port, uri)
self._add_request_detail('PUT', url, headers=self._HTTP_HEADERS, body=body)
response = self._api_server_session.put(url, data=body,
headers=self._HTTP_HEADERS)
self._add_detail('Received Response: ' +
pformat(response.status_code) +
pformat(response.text))
return (response.status_code, response.text)
#end _http_put
def _create_test_objects(self, count=1):
ret_objs = []
for i in range(count):
obj_name = self.id() + '-vn-' + str(i)
obj = VirtualNetwork(obj_name)
self._add_detail('creating-object ' + obj_name)
self._vnc_lib.virtual_network_create(obj)
ret_objs.append(obj)
return ret_objs
def _create_test_object(self):
return self._create_test_objects()[0]
def ifmap_has_ident(self, obj=None, id=None):
if obj:
_type = obj.get_type()
_fq_name = obj.get_fq_name()
if id:
_type = self._vnc_lib.id_to_fq_name_type(id)
_fq_name = self._vnc_lib.id_to_fq_name(id)
ifmap_id = imid.get_ifmap_id_from_fq_name(_type, _fq_name)
if ifmap_id in FakeIfmapClient._graph:
return True
return False
def assertTill(self, expr_or_cb, *cb_args, **cb_kwargs):
tries = 0
while True:
if callable(expr_or_cb):
ret = expr_or_cb(*cb_args, **cb_kwargs)
else:
ret = eval(expr_or_cb)
if ret:
break
tries = tries + 1
if tries >= self._assert_till_max_tries:
raise Exception('Max retries')
self._logger.warn('Retrying at ' + str(inspect.stack()[1]))
gevent.sleep(2)
def setUp(self):
super(TestCase, self).setUp()
global cov_handle
if not cov_handle:
cov_handle = coverage.coverage(source=['./'], omit=['.venv/*'])
#cov_handle.start()
cfgm_common.zkclient.LOG_DIR = './'
gevent.wsgi.WSGIServer.handler_class = FakeWSGIHandler
setup_common_flexmock()
self._api_server_ip = socket.gethostbyname(socket.gethostname())
self._api_server_port = get_free_port()
http_server_port = get_free_port()
self._api_admin_port = get_free_port()
self._api_svr_greenlet = gevent.spawn(launch_api_server,
self._api_server_ip, self._api_server_port,
http_server_port, self._api_admin_port,
self._config_knobs)
block_till_port_listened(self._api_server_ip, self._api_server_port)
extra_env = {'HTTP_HOST':'%s%s' %(self._api_server_ip,
self._api_server_port)}
self._api_svr_app = TestApp(bottle.app(), extra_environ=extra_env)
self._vnc_lib = VncApi('u', 'p', api_server_host=self._api_server_ip,
api_server_port=self._api_server_port)
FakeNovaClient.vnc_lib = self._vnc_lib
self._api_server_session = requests.Session()
adapter = requests.adapters.HTTPAdapter()
self._api_server_session.mount("http://", adapter)
self._api_server_session.mount("https://", adapter)
self._api_server = vnc_cfg_api_server.server
self._api_server._sandesh.set_logging_params(level="SYS_DEBUG")
self.addCleanup(self.cleanUp)
# end setUp
def cleanUp(self):
self._api_svr_greenlet.kill()
self._api_server._db_conn._msgbus.shutdown()
FakeKombu.reset()
FakeIfmapClient.reset()
CassandraCFs.reset()
#cov_handle.stop()
#cov_handle.report(file=open('covreport.txt', 'w'))
# end cleanUp
def get_obj_imid(self, obj):
return 'contrail:%s:%s' %(obj._type, obj.get_fq_name_str())
# end get_obj_imid
def create_virtual_network(self, vn_name, vn_subnet):
vn_obj = VirtualNetwork(name=vn_name)
ipam_fq_name = [
'default-domain', 'default-project', 'default-network-ipam']
ipam_obj = self._vnc_lib.network_ipam_read(fq_name=ipam_fq_name)
cidr = vn_subnet.split('/')
pfx = cidr[0]
pfx_len = int(cidr[1])
subnet_info = IpamSubnetType(subnet=SubnetType(pfx, pfx_len))
subnet_data = VnSubnetsType([subnet_info])
vn_obj.add_network_ipam(ipam_obj, subnet_data)
self._vnc_lib.virtual_network_create(vn_obj)
vn_obj.clear_pending_updates()
return vn_obj
# end create_virtual_network
def create_network_policy(self, vn1, vn2, service_list=None, service_mode=None):
addr1 = AddressType(virtual_network=vn1.get_fq_name_str())
addr2 = AddressType(virtual_network=vn2.get_fq_name_str())
port = PortType(-1, 0)
action = "pass"
action_list = ActionListType(simple_action=action)
if service_list:
service_name_list = []
for service in service_list:
sti = [ServiceTemplateInterfaceType(
'left'), ServiceTemplateInterfaceType('right')]
st_prop = ServiceTemplateType(
flavor='medium',
image_name='junk',
ordered_interfaces=True,
service_mode=service_mode, interface_type=sti)
service_template = ServiceTemplate(
name=service + 'template',
service_template_properties=st_prop)
self._vnc_lib.service_template_create(service_template)
scale_out = ServiceScaleOutType()
if service_mode == 'in-network':
if_list = [ServiceInstanceInterfaceType(virtual_network=vn1.get_fq_name_str()),
ServiceInstanceInterfaceType(virtual_network=vn2.get_fq_name_str())]
si_props = ServiceInstanceType(
auto_policy=True, interface_list=if_list,
scale_out=scale_out)
else:
if_list = [ServiceInstanceInterfaceType(),
ServiceInstanceInterfaceType()]
si_props = ServiceInstanceType(interface_list=if_list,
scale_out=scale_out)
service_instance = ServiceInstance(
name=service, service_instance_properties=si_props)
service_instance.add_service_template(service_template)
self._vnc_lib.service_instance_create(service_instance)
service_name_list.append(service_instance.get_fq_name_str())
action_list = ActionListType(apply_service=service_name_list)
action = None
prule = PolicyRuleType(direction="<>", protocol="any",
src_addresses=[addr1], dst_addresses=[addr2],
src_ports=[port], dst_ports=[port],
action_list=action_list)
pentry = PolicyEntriesType([prule])
np = NetworkPolicy(str(uuid.uuid4()), network_policy_entries=pentry)
if service_mode == 'in-network':
return np
self._vnc_lib.network_policy_create(np)
return np
# end create_network_policy
# end TestCase