def test_stepdown_triggers_refresh(self):
c_find_one = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
c_count = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
# We've started the primary and one secondary
wait_until(lambda: len(c_find_one.secondaries), "discover secondary")
wait_until(lambda: len(c_count.secondaries), "discover secondary")
ha_tools.stepdown_primary()
# Trigger a refresh, both with a cursor and a command.
self.assertRaises(AutoReconnect, c_find_one.test.test.find_one)
self.assertRaises(AutoReconnect, c_count.test.command, 'count')
# Both clients detect the stepdown *AND* re-check the server
# immediately, they don't just mark it Unknown. Wait for the
# immediate refresh to complete - we're not waiting for the
# periodic refresh, which has been disabled
wait_until(lambda: len(c_find_one.secondaries) == 2,
"detect two secondaries")
wait_until(lambda: len(c_count.secondaries) == 2,
"detect two secondaries")
def test_stepdown_triggers_refresh(self):
c_find_one = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
c_count = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
# We've started the primary and one secondary
wait_until(lambda: len(c_find_one.secondaries), "discover secondary")
wait_until(lambda: len(c_count.secondaries), "discover secondary")
ha_tools.stepdown_primary()
# Trigger a refresh, both with a cursor and a command.
self.assertRaises(AutoReconnect, c_find_one.test.test.find_one)
self.assertRaises(AutoReconnect, c_count.test.command, 'count')
# Both clients detect the stepdown *AND* re-check the server
# immediately, they don't just mark it Unknown. Wait for the
# immediate refresh to complete - we're not waiting for the
# periodic refresh, which has been disabled
wait_until(lambda: len(c_find_one.secondaries) == 2,
"detect two secondaries")
wait_until(lambda: len(c_count.secondaries) == 2,
"detect two secondaries")
def test_stepdown_triggers_refresh(self):
c_find_one = yield motor.MotorReplicaSetClient(
self.seed, replicaSet=self.name).open()
# We've started the primary and one secondary
primary = ha_tools.get_primary()
secondary = ha_tools.get_secondaries()[0]
self.assertEqual(one(c_find_one.secondaries),
_partition_node(secondary))
ha_tools.stepdown_primary()
# Make sure the stepdown completes
yield self.pause(1)
# Trigger a refresh
with assert_raises(AutoReconnect):
yield c_find_one.test.test.find_one()
# Wait for the immediate refresh to complete - we're not waiting for
# the periodic refresh, which has been disabled
yield self.pause(1)
# We've detected the stepdown
self.assertTrue(not c_find_one.primary
or primary != _partition_node(c_find_one.primary))
def test_stepdown_triggers_refresh(self):
c_find_one = MongoReplicaSetClient(
self.seed, replicaSet=self.name, use_greenlets=use_greenlets)
# We've started the primary and one secondary
primary = ha_tools.get_primary()
secondary = ha_tools.get_secondaries()[0]
self.assertEqual(
one(c_find_one.secondaries), _partition_node(secondary))
ha_tools.stepdown_primary()
# Make sure the stepdown completes
sleep(1)
# Trigger a refresh
self.assertRaises(AutoReconnect, c_find_one.test.test.find_one)
# Wait for the immediate refresh to complete - we're not waiting for
# the periodic refresh, which has been disabled
sleep(1)
# We've detected the stepdown
self.assertTrue(
not c_find_one.primary
or _partition_node(primary) != c_find_one.primary)
def test_primary_stepdown(self):
c = MongoReplicaSetClient(self.seed,
replicaSet=self.name,
use_greenlets=use_greenlets)
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
ha_tools.stepdown_primary()
# Wait for new primary
patience_seconds = 30
for _ in xrange(patience_seconds):
sleep(1)
rs_state = c._MongoReplicaSetClient__rs_state
if rs_state.writer and rs_state.writer != primary:
if ha_tools.get_primary():
# New primary stepped up
new_primary = _partition_node(ha_tools.get_primary())
self.assertEqual(new_primary, rs_state.writer)
new_secondaries = partition_nodes(
ha_tools.get_secondaries())
self.assertEqual(set(new_secondaries),
rs_state.secondaries)
break
else:
self.fail(
"No new primary after %s seconds. Old primary was %s, current"
" is %s" % (patience_seconds, primary, ha_tools.get_primary()))
def test_stepdown_triggers_refresh(self):
c_find_one = yield motor.MotorReplicaSetClient(
self.seed, replicaSet=self.name).open()
# We've started the primary and one secondary
primary = ha_tools.get_primary()
secondary = ha_tools.get_secondaries()[0]
self.assertEqual(
one(c_find_one.secondaries), _partition_node(secondary))
ha_tools.stepdown_primary()
# Make sure the stepdown completes
yield self.pause(1)
# Trigger a refresh
with assert_raises(AutoReconnect):
yield c_find_one.test.test.find_one()
# Wait for the immediate refresh to complete - we're not waiting for
# the periodic refresh, which has been disabled
yield self.pause(1)
# We've detected the stepdown
self.assertTrue(
not c_find_one.primary
or primary != _partition_node(c_find_one.primary))
def test_stepdown_triggers_refresh(self):
c_find_one = MongoReplicaSetClient(self.seed,
replicaSet=self.name,
use_greenlets=use_greenlets)
# We've started the primary and one secondary
primary = ha_tools.get_primary()
secondary = ha_tools.get_secondaries()[0]
self.assertEqual(one(c_find_one.secondaries),
_partition_node(secondary))
ha_tools.stepdown_primary()
# Make sure the stepdown completes
sleep(1)
# Trigger a refresh
self.assertRaises(AutoReconnect, c_find_one.test.test.find_one)
# Wait for the immediate refresh to complete - we're not waiting for
# the periodic refresh, which has been disabled
sleep(1)
# We've detected the stepdown
self.assertTrue(not c_find_one.primary
or primary != _partition_node(c_find_one.primary))
def test_stepdown_triggers_refresh(self, done):
c_find_one = motor.MotorReplicaSetClient(
self.seed, replicaSet=self.name).open_sync()
# We've started the primary and one secondary
primary = ha_tools.get_primary()
secondary = ha_tools.get_secondaries()[0]
self.assertEqual(
one(c_find_one.secondaries), _partition_node(secondary))
ha_tools.stepdown_primary()
# Make sure the stepdown completes
yield gen.Task(IOLoop.instance().add_timeout, time.time() + 1)
# Trigger a refresh
yield AssertRaises(AutoReconnect, c_find_one.test.test.find_one)
# Wait for the immediate refresh to complete - we're not waiting for
# the periodic refresh, which has been disabled
yield gen.Task(IOLoop.instance().add_timeout, time.time() + 1)
# We've detected the stepdown
self.assertTrue(
not c_find_one.primary
or primary != _partition_node(c_find_one.primary))
done()
def test_last_error(self):
c = MongoClient(self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
wait_until(lambda: c.primary, "discover primary")
wait_until(lambda: c.secondaries, "discover secondary")
ha_tools.stepdown_primary()
db = c.get_database("pymongo_test", write_concern=WriteConcern(w=0))
db.test.insert_one({})
response = db.error()
self.assertTrue('err' in response and 'not master' in response['err'])
wait_until(lambda: len(c.secondaries) == 2, "discover two secondaries")
def test_last_error(self):
c = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
wait_until(lambda: c.primary, "discover primary")
wait_until(lambda: c.secondaries, "discover secondary")
ha_tools.stepdown_primary()
db = c.get_database(
"pymongo_test", write_concern=WriteConcern(w=0))
db.test.insert_one({})
response = db.error()
self.assertTrue('err' in response and 'not master' in response['err'])
wait_until(lambda: len(c.secondaries) == 2, "discover two secondaries")
def test_primary_stepdown(self):
c = motor.MotorReplicaSetClient(self.seed, replicaSet=self.name)
yield c.open()
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
secondaries = c.secondaries.copy()
ha_tools.stepdown_primary()
# Wait for primary to step down, and for MotorReplicaSetClient
# to detect it.
for _ in xrange(30):
if c.primary != primary and secondaries != c.secondaries:
break
yield self.pause(1)
else:
self.fail("New primary not detected")
def test_primary_stepdown(self):
c = motor.MotorReplicaSetClient(self.seed, replicaSet=self.name)
yield c.open()
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
secondaries = c.secondaries.copy()
ha_tools.stepdown_primary()
# Wait for primary to step down, and for MotorReplicaSetClient
# to detect it.
for _ in xrange(30):
if c.primary != primary and secondaries != c.secondaries:
break
yield self.pause(1)
else:
self.fail("New primary not detected")
def test_primary_stepdown(self):
loop = IOLoop.instance()
c = motor.MotorReplicaSetClient(self.seed, replicaSet=self.name)
c
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
secondaries = c.secondaries.copy()
ha_tools.stepdown_primary()
# Wait for primary to step down, and for MotorReplicaSetClient
# to detect it.
for _ in xrange(30):
if c.primary != primary and secondaries != c.secondaries:
break
yield gen.Task(loop.add_timeout, time.time() + 1)
else:
self.fail("New primary not detected")
def test_primary_stepdown(self):
c = MongoClient(self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
wait_until(lambda: c.primary, "discover primary")
wait_until(lambda: len(c.secondaries) == 2, "discover secondaries")
ha_tools.stepdown_primary()
# Wait for new primary.
wait_until(lambda: (ha_tools.get_primary() and c.primary ==
partition_node(ha_tools.get_primary())),
"discover new primary",
timeout=30)
wait_until(lambda: len(c.secondaries) == 2,
"discover new secondaries",
timeout=30)
def test_primary_stepdown(self):
c = MongoClient(
self.seed,
replicaSet=self.name,
serverSelectionTimeoutMS=self.server_selection_timeout)
wait_until(lambda: c.primary, "discover primary")
wait_until(lambda: len(c.secondaries) == 2, "discover secondaries")
ha_tools.stepdown_primary()
# Wait for new primary.
wait_until(lambda:
(ha_tools.get_primary()
and c.primary == partition_node(ha_tools.get_primary())),
"discover new primary",
timeout=30)
wait_until(lambda: len(c.secondaries) == 2,
"discover new secondaries",
timeout=30)
def test_primary_stepdown(self):
c = ReplicaSetConnection(self.seed, replicaSet=self.name, use_greenlets=use_greenlets)
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
secondaries = c.secondaries.copy()
def primary_changed():
for _ in xrange(30):
if c.primary != primary:
return True
sleep(1)
return False
ha_tools.stepdown_primary()
self.assertTrue(primary_changed())
# There can be a delay between finding the primary and updating
# secondaries
sleep(5)
self.assertNotEqual(secondaries, c.secondaries)
def test_primary_stepdown(self):
c = ReplicaSetConnection(
self.seed, replicaSet=self.name, use_greenlets=use_greenlets)
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
secondaries = c.secondaries.copy()
def primary_changed():
for _ in xrange(30):
if c.primary != primary:
return True
sleep(1)
return False
ha_tools.stepdown_primary()
self.assertTrue(primary_changed())
# There can be a delay between finding the primary and updating
# secondaries
sleep(5)
self.assertNotEqual(secondaries, c.secondaries)
def test_primary_stepdown(self):
c = MongoReplicaSetClient(
self.seed, replicaSet=self.name, use_greenlets=use_greenlets)
self.assertTrue(bool(len(c.secondaries)))
primary = c.primary
ha_tools.stepdown_primary()
# Wait for new primary
patience_seconds = 30
for _ in xrange(patience_seconds):
sleep(1)
rs_state = c._MongoReplicaSetClient__rs_state
if rs_state.writer and rs_state.writer != primary:
# New primary stepped up
new_primary = _partition_node(ha_tools.get_primary())
self.assertEqual(new_primary, rs_state.writer)
new_secondaries = partition_nodes(ha_tools.get_secondaries())
self.assertEqual(set(new_secondaries), rs_state.secondaries)
break
else:
self.fail(
"No new primary after %s seconds. Old primary was %s, current"
" is %s" % (patience_seconds, primary, ha_tools.get_primary()))