def set(self, key, value, time=0, min_compress_len=0):
"""Sets the value for a key."""
timeout = 0
if time != 0:
timeout = timeutils.utcnow_ts() + time
self.cache[key] = (timeout, value)
return True
def set(self, key, value, time=0, min_compress_len=0):
"""Sets the value for a key."""
timeout = 0
if time != 0:
timeout = timeutils.utcnow_ts() + time
self.cache[key] = (timeout, value)
return True
def get(self, key):
"""Retrieves the value for a key or None.
This expunges expired keys during each get.
"""
now = timeutils.utcnow_ts()
for k in self.cache.keys():
(timeout, _value) = self.cache[k]
if timeout and now >= timeout:
del self.cache[k]
return self.cache.get(key, (0, None))[1]
def get(self, key):
"""Retrieves the value for a key or None.
This expunges expired keys during each get.
"""
now = timeutils.utcnow_ts()
for k in self.cache.keys():
(timeout, _value) = self.cache[k]
if timeout and now >= timeout:
del self.cache[k]
return self.cache.get(key, (0, None))[1]
def test_service_is_up(self):
serv = self.useFixture(
ServiceFixture(self._host, self._binary, self._topic)).serv
serv.start()
service_ref = db.service_get_by_args(self._ctx,
self._host,
self._binary)
fake_now = 1000
down_time = 15
self.flags(service_down_time=down_time)
self.mox.StubOutWithMock(timeutils, 'utcnow_ts')
self.servicegroup_api = servicegroup.API()
hostkey = str("%s:%s" % (self._topic, self._host))
# Up (equal)
timeutils.utcnow_ts().AndReturn(fake_now)
timeutils.utcnow_ts().AndReturn(fake_now + down_time - 1)
self.mox.ReplayAll()
self.servicegroup_api._driver.mc.set(hostkey,
timeutils.utcnow(),
time=down_time)
result = self.servicegroup_api.service_is_up(service_ref)
self.assertTrue(result)
self.mox.ResetAll()
# Up
timeutils.utcnow_ts().AndReturn(fake_now)
timeutils.utcnow_ts().AndReturn(fake_now + down_time - 2)
self.mox.ReplayAll()
self.servicegroup_api._driver.mc.set(hostkey,
timeutils.utcnow(),
time=down_time)
result = self.servicegroup_api.service_is_up(service_ref)
self.assertTrue(result)
self.mox.ResetAll()
# Down
timeutils.utcnow_ts().AndReturn(fake_now)
timeutils.utcnow_ts().AndReturn(fake_now + down_time)
self.mox.ReplayAll()
self.servicegroup_api._driver.mc.set(hostkey,
timeutils.utcnow(),
time=down_time)
result = self.servicegroup_api.service_is_up(service_ref)
self.assertFalse(result)
self.mox.ResetAll()
# Down
timeutils.utcnow_ts().AndReturn(fake_now)
timeutils.utcnow_ts().AndReturn(fake_now + down_time + 1)
self.mox.ReplayAll()
self.servicegroup_api._driver.mc.set(hostkey,
timeutils.utcnow(),
time=down_time)
result = self.servicegroup_api.service_is_up(service_ref)
self.assertFalse(result)
self.mox.ResetAll()
