def test_restart_on_inconsistency(looper, txnPoolNodeSet, tconf, tdir, monkeypatch):
restarted = multiprocessing.Value('i', 0)
def notify_restart():
with restarted.get_lock():
restarted.value = 1
def transform(tool):
nodeControlGeneralMonkeypatching(tool, monkeypatch, tdir, 'teststdout')
monkeypatch.setattr(tool, '_restart', notify_restart)
def check_restart(value):
with restarted.get_lock():
assert restarted.value == value
nct = NodeControlToolExecutor(backup_dir=tdir, backup_target=tdir, transform=transform, config=tconf)
try:
# Trigger inconsistent 3PC state event
txnPoolNodeSet[0].on_inconsistent_3pc_state()
# Ensure we don't restart before timeout
looper.runFor(0.8 * RESTART_TIMEOUT)
check_restart(0)
# Ensure we restart eventually
looper.run(eventually(check_restart, 1, retryWait=1.0))
finally:
nct.stop()
def test_restart_on_inconsistency(looper, txnPoolNodeSet, tdir, monkeypatch):
restarted = multiprocessing.Value('i', 0)
def notify_restart():
with restarted.get_lock():
restarted.value = 1
def transform(tool):
nodeControlGeneralMonkeypatching(tool, monkeypatch, tdir, 'teststdout')
monkeypatch.setattr(tool, '_restart', notify_restart)
def check_restart():
with restarted.get_lock():
assert restarted.value == 1
nct = NodeControlToolExecutor(backup_dir=tdir,
backup_target=tdir,
transform=transform)
try:
txnPoolNodeSet[0].on_inconsistent_3pc_state()
looper.run(eventually(check_restart))
finally:
nct.stop()