def test_service_capabilities(self):
zm = zone_manager.ZoneManager()
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, {})
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(1, 1), svc1_b=(2, 2)))
zm.update_service_capabilities("svc1", "host1", dict(a=2, b=3))
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(2, 2), svc1_b=(3, 3)))
zm.update_service_capabilities("svc1", "host2", dict(a=20, b=30))
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(2, 20), svc1_b=(3, 30)))
zm.update_service_capabilities("svc10", "host1", dict(a=99, b=99))
caps = zm.get_zone_capabilities(None)
self.assertEquals(
caps,
dict(svc1_a=(2, 20),
svc1_b=(3, 30),
svc10_a=(99, 99),
svc10_b=(99, 99)))
zm.update_service_capabilities("svc1", "host3", dict(c=5))
caps = zm.get_zone_capabilities(None)
self.assertEquals(
caps,
dict(svc1_a=(2, 20),
svc1_b=(3, 30),
svc1_c=(5, 5),
svc10_a=(99, 99),
svc10_b=(99, 99)))
def test_refresh_from_db_add_and_delete(self):
zm = zone_manager.ZoneManager()
zone_state = zone_manager.ZoneState()
zone_state.update_credentials(
FakeZone(id=1,
api_url='http://foo.com',
username='******',
password='******',
name='child',
weight_offset=2.0,
weight_scale=3.0))
zm.zone_states[1] = zone_state
self.mox.StubOutWithMock(db, 'zone_get_all')
db.zone_get_all(mox.IgnoreArg()).AndReturn([
FakeZone(id=2,
api_url='http://foo.com',
username='******',
password='******',
name='child',
weight_offset=2.0,
weight_scale=3.0),
])
self.assertEquals(len(zm.zone_states), 1)
self.mox.ReplayAll()
zm._refresh_from_db(None)
self.mox.VerifyAll()
self.assertEquals(len(zm.zone_states), 1)
self.assertEquals(zm.zone_states[2].username, 'user2')
def test_get_zone_capabilities_one_host(self):
zm = zone_manager.ZoneManager()
# Service capabilities recent
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(1, 1), svc1_b=(2, 2)))
def __init__(self, scheduler_driver=None, *args, **kwargs):
self.zone_manager = zone_manager.ZoneManager()
if not scheduler_driver:
scheduler_driver = FLAGS.scheduler_driver
self.driver = utils.import_object(scheduler_driver)
self.driver.set_zone_manager(self.zone_manager)
super(SchedulerManager, self).__init__(*args, **kwargs)
def test_get_zone_capabilities_multiple_hosts(self):
zm = zone_manager.ZoneManager()
# Both host service capabilities recent
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc1", "host2", dict(a=3, b=4))
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(1, 3), svc1_b=(2, 4)))
def test_host_service_caps_stale_no_stale_service(self):
zm = zone_manager.ZoneManager()
# services just updated capabilities
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc2", "host1", dict(a=3, b=4))
self.assertFalse(zm.host_service_caps_stale("host1", "svc1"))
self.assertFalse(zm.host_service_caps_stale("host1", "svc2"))
def test_delete_expired_host_services_del_all_hosts(self):
zm = zone_manager.ZoneManager()
# Delete all services in a host
zm.update_service_capabilities("svc2", "host1", dict(a=3, b=4))
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
stale_host_services = {"host1": ["svc1", "svc2"]}
zm.delete_expired_host_services(stale_host_services)
self.assertFalse("host1" in zm.service_states)
def test_ping(self):
zm = zone_manager.ZoneManager()
self.mox.StubOutWithMock(zm, '_refresh_from_db')
self.mox.StubOutWithMock(zm, '_poll_zones')
zm._refresh_from_db(mox.IgnoreArg())
zm._poll_zones(mox.IgnoreArg())
self.mox.ReplayAll()
zm.ping(None)
self.mox.VerifyAll()
def test_get_zone_capabilities_expired_host(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# Service capabilities stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
time_future = utils.utcnow() + datetime.timedelta(seconds=expiry_time)
utils.set_time_override(time_future)
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, {})
utils.clear_time_override()
def test_get_zone_capabilities_multiple_service_per_host(self):
zm = zone_manager.ZoneManager()
# Multiple services per host
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc1", "host2", dict(a=3, b=4))
zm.update_service_capabilities("svc2", "host1", dict(a=5, b=6))
zm.update_service_capabilities("svc2", "host2", dict(a=7, b=8))
caps = zm.get_zone_capabilities(None)
self.assertEquals(
caps,
dict(svc1_a=(1, 3), svc1_b=(2, 4), svc2_a=(5, 7), svc2_b=(6, 8)))
def test_get_zone_capabilities_one_stale_host(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# One host service capabilities become stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc1", "host2", dict(a=3, b=4))
serv_caps = zm.service_states["host1"]["svc1"]
serv_caps["timestamp"] = utils.utcnow() - \
datetime.timedelta(seconds=expiry_time)
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, dict(svc1_a=(3, 3), svc1_b=(4, 4)))
def test_host_service_caps_stale_one_stale_service(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# One service became stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc2", "host1", dict(a=3, b=4))
caps = zm.service_states["host1"]["svc1"]
caps["timestamp"] = utils.utcnow() - \
datetime.timedelta(seconds=expiry_time)
self.assertTrue(zm.host_service_caps_stale("host1", "svc1"))
self.assertFalse(zm.host_service_caps_stale("host1", "svc2"))
def test_host_service_caps_stale_all_stale_services(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# Both services became stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc2", "host1", dict(a=3, b=4))
time_future = utils.utcnow() + datetime.timedelta(seconds=expiry_time)
utils.set_time_override(time_future)
self.assertTrue(zm.host_service_caps_stale("host1", "svc1"))
self.assertTrue(zm.host_service_caps_stale("host1", "svc2"))
utils.clear_time_override()
def test_get_zone_capabilities_all_stale_host_services(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# All the host services become stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc1", "host2", dict(a=3, b=4))
zm.update_service_capabilities("svc2", "host1", dict(a=5, b=6))
zm.update_service_capabilities("svc2", "host2", dict(a=7, b=8))
time_future = utils.utcnow() + datetime.timedelta(seconds=expiry_time)
utils.set_time_override(time_future)
caps = zm.get_zone_capabilities(None)
self.assertEquals(caps, {})
def test_get_zone_capabilities_one_stale_service_per_host(self):
zm = zone_manager.ZoneManager()
expiry_time = (FLAGS.periodic_interval * 3) + 1
# Two host services among four become stale
zm.update_service_capabilities("svc1", "host1", dict(a=1, b=2))
zm.update_service_capabilities("svc1", "host2", dict(a=3, b=4))
zm.update_service_capabilities("svc2", "host1", dict(a=5, b=6))
zm.update_service_capabilities("svc2", "host2", dict(a=7, b=8))
serv_caps_1 = zm.service_states["host1"]["svc2"]
serv_caps_1["timestamp"] = utils.utcnow() - \
datetime.timedelta(seconds=expiry_time)
serv_caps_2 = zm.service_states["host2"]["svc1"]
serv_caps_2["timestamp"] = utils.utcnow() - \
datetime.timedelta(seconds=expiry_time)
caps = zm.get_zone_capabilities(None)
self.assertEquals(
caps,
dict(svc1_a=(1, 1), svc1_b=(2, 2), svc2_a=(7, 7), svc2_b=(8, 8)))
def test_refresh_from_db_new(self):
zm = zone_manager.ZoneManager()
self.mox.StubOutWithMock(db, 'zone_get_all')
db.zone_get_all(mox.IgnoreArg()).AndReturn([
FakeZone(id=1,
api_url='http://foo.com',
username='******',
password='******',
name='child',
weight_offset=0.0,
weight_scale=1.0),
])
self.assertEquals(len(zm.zone_states), 0)
self.mox.ReplayAll()
zm._refresh_from_db(None)
self.mox.VerifyAll()
self.assertEquals(len(zm.zone_states), 1)
self.assertEquals(zm.zone_states[1].username, 'user1')