def testFDTDWaitingTimeoutWhenCleanup():
"""
Test issues long running job (dd copy) on the background (non-blocking)
and when killing the job, the timeout is set higher than issuing ALARM
signal. It's tested that the ALARM signal was raised, but implemented
as is is in fact ignored. More obvious when the killTimeout is set much
higher.
Implementation of #33 - CleanupProcessesAction - attribute to ignore any
wait-to-finish timeouts
"""
class Handler(object):
def __init__(self, flag, testName):
self.flag = flag
self.testName = testName
def signalHandler(self, signum, frame):
print("test %s signal handler called (sig: %s)" % (self.testName, signum))
# sets flag to check whether some reaction was successfully
# invoked
self.flag = True
c = """
[general]
port = 6700
debug = DEBUG
killCommand = ../wrapper_kill.sh %(pid)s
portRangeFDTServer = 54321,54400
"""
f = getTempFile(c)
inputOption = "--config=%s" % f.name
conf = ConfigFDTD(inputOption.split())
testName = inspect.stack()[0][3]
logger = Logger(name=testName, level=logging.DEBUG)
apMon = None
fdtd = FDTD(conf, apMon, logger)
# need long running job
command = "dd if=/dev/zero of=/dev/null count=100000000 bs=102400"
# set long timeout (will be interrupted sooner by alarm - while
# waiting on kill timeout)
e = Executor("some_id", command, caller=fdtd, blocking=False, killTimeout=2, logger=logger)
try:
e.execute() # command remains is running now
# try killing the command
# since waitTimeout = True, kill will be waiting
cl = CleanupProcessesAction("some_id", timeout=1, waitTimeout=True)
handler = Handler(False, testName)
signal.signal(signal.SIGALRM, handler.signalHandler)
assert handler.flag == False
print("test %s is waiting here ..." % testName)
signal.alarm(1) # raise alarm in timeout seconds
cl.execute(conf=conf, caller=fdtd, apMon=None, logger=logger)
signal.alarm(0) # disable alarm
# but the alarm was called during this waiting (test flag value)
assert handler.flag
finally:
fdtd.shutdown()
fdtd.pyroDaemon.closedown()
def testCleanupProcessesAction():
a = CleanupProcessesAction("some_id", timeout = 45)
assert a.id == "some_id"
assert a.timeout == 45
fdtd = Mock()
r = a.execute(None, fdtd, None)
assert r.status == 0
def testCleanupProcessesAction():
logger = Logger()
a = CleanupProcessesAction("some_id", timeout=4)
assert a.id == "some_id"
assert a.timeout == 4
assert a.waitTimeout
fdtd = Mock()
# wihtout this, it remains in the loop, see
# CleanupProcessesAction.execute()
fdtd.getExecutor().syncFlag = False
r = a.execute(caller=fdtd, logger=logger)
assert r.status == 0
a = CleanupProcessesAction("some_id", timeout=5, waitTimeout=False)
assert a.waitTimeout == False
def testCleanupProcessesAction():
logger = Logger()
a = CleanupProcessesAction("some_id", timeout=4)
assert a.id == "some_id"
assert a.timeout == 4
assert a.waitTimeout
fdtd = Mock()
# wihtout this, it remains in the loop, see
# CleanupProcessesAction.execute()
fdtd.getExecutor().syncFlag = False
r = a.execute(caller=fdtd, logger=logger)
assert r.status == 0
a = CleanupProcessesAction("some_id", timeout=5, waitTimeout=False)
assert a.waitTimeout == False
def testFDTDNotWaitingTimeoutWhenCleanupForced():
"""
Test issues long running job (dd copy) on the background (non-blocking)
and when killing the job, the timeout is set high. But no timeout is
waited and the command is killed immediately. Raising ALARM in 2s never
happens and command shall finish immediately (value of the flag changed
in the signal handler never happens).
Implementation of #33 - CleanupProcessesAction - attribute to ignore any
wait-to-finish timeouts
"""
class Handler:
def __init__(self, flag, testName):
self.flag = flag
self.testName = testName
def signalHandler(self, signum, frame):
print("test %s signal handler called (sig: %s)" %
(self.testName, signum))
# sets flag to check whether some reaction was successfully
# invoked
self.flag = True
c = """
[general]
port = 6700
debug = DEBUG
killCommand = ../wrapper_kill.sh %(pid)s
portRangeFDTServer = 54321,54400
"""
f = getTempFile(c)
inputOption = "--config=%s" % f.name
conf = ConfigFDTD(inputOption.split())
testName = inspect.stack()[0][3]
logger = Logger(name=testName, level=logging.DEBUG)
apMon = None
fdtd = FDTD(conf, apMon, logger)
# need long running job
command = "dd if=/dev/zero of=/dev/null count=100000000 bs=102400"
# set long timeout, shall be killed immediately anyway
e = Executor("some_id",
command,
caller=fdtd,
blocking=False,
killTimeout=100,
logger=logger)
try:
e.execute() # command remains is running now
# try killing the command
# since waitTimeout = False, shall be killed immediately
cl = CleanupProcessesAction("some_id", timeout=1, waitTimeout=False)
handler = Handler(False, testName)
signal.signal(signal.SIGALRM, handler.signalHandler)
assert handler.flag == False
signal.alarm(1) # raise alarm in timeout seconds
# should happen immediately so that ALARM is not raised
cl.execute(conf=conf, caller=fdtd, apMon=None, logger=logger)
signal.alarm(0) # disable alarm
# the alarm shouldn't have been called - value should have
# remained the same
assert handler.flag == False
finally:
fdtd.shutdown()
fdtd.pyroDaemon.closedown()
def testFDTDWaitingTimeoutWhenCleanup():
"""
Test issues long running job (dd copy) on the background (non-blocking)
and when killing the job, the timeout is set higher than issuing ALARM
signal. It's tested that the ALARM signal was raised, but implemented
as is is in fact ignored. More obvious when the killTimeout is set much
higher.
Implementation of #33 - CleanupProcessesAction - attribute to ignore any
wait-to-finish timeouts
"""
class Handler:
def __init__(self, flag, testName):
self.flag = flag
self.testName = testName
def signalHandler(self, signum, frame):
print("test %s signal handler called (sig: %s)" %
(self.testName, signum))
# sets flag to check whether some reaction was successfully
# invoked
self.flag = True
c = """
[general]
port = 6700
debug = DEBUG
killCommand = ../wrapper_kill.sh %(pid)s
portRangeFDTServer = 54321,54400
"""
f = getTempFile(c)
inputOption = "--config=%s" % f.name
conf = ConfigFDTD(inputOption.split())
testName = inspect.stack()[0][3]
logger = Logger(name=testName, level=logging.DEBUG)
apMon = None
fdtd = FDTD(conf, apMon, logger)
# need long running job
command = "dd if=/dev/zero of=/dev/null count=100000000 bs=102400"
# set long timeout (will be interrupted sooner by alarm - while
# waiting on kill timeout)
e = Executor("some_id",
command,
caller=fdtd,
blocking=False,
killTimeout=2,
logger=logger)
try:
e.execute() # command remains is running now
# try killing the command
# since waitTimeout = True, kill will be waiting
cl = CleanupProcessesAction("some_id", timeout=1, waitTimeout=True)
handler = Handler(False, testName)
signal.signal(signal.SIGALRM, handler.signalHandler)
assert handler.flag == False
print "test %s is waiting here ..." % testName
signal.alarm(1) # raise alarm in timeout seconds
cl.execute(conf=conf, caller=fdtd, apMon=None, logger=logger)
signal.alarm(0) # disable alarm
# but the alarm was called during this waiting (test flag value)
assert handler.flag == True
finally:
fdtd.shutdown()
fdtd.pyroDaemon.closedown()
def testFDTDNotWaitingTimeoutWhenCleanupForced():
"""
Test issues long running job (dd copy) on the background (non-blocking)
and when killing the job, the timeout is set high. But no timeout is
waited and the command is killed immediately. Raising ALARM in 2s never
happens and command shall finish immediately (value of the flag changed
in the signal handler never happens).
Implementation of #33 - CleanupProcessesAction - attribute to ignore any
wait-to-finish timeouts
"""
class Handler(object):
def __init__(self, flag, testName):
self.flag = flag
self.testName = testName
def signalHandler(self, signum, frame):
print("test %s signal handler called (sig: %s)" % (self.testName, signum))
# sets flag to check whether some reaction was successfully
# invoked
self.flag = True
c = """
[general]
port = 6700
debug = DEBUG
killCommand = ../wrapper_kill.sh %(pid)s
portRangeFDTServer = 54321,54400
"""
f = getTempFile(c)
inputOption = "--config=%s" % f.name
conf = ConfigFDTD(inputOption.split())
testName = inspect.stack()[0][3]
logger = Logger(name=testName, level=logging.DEBUG)
apMon = None
fdtd = FDTD(conf, apMon, logger)
# need long running job
command = "dd if=/dev/zero of=/dev/null count=100000000 bs=102400"
# set long timeout, shall be killed immediately anyway
e = Executor("some_id", command, caller=fdtd, blocking=False, killTimeout=100, logger=logger)
try:
e.execute() # command remains is running now
# try killing the command
# since waitTimeout = False, shall be killed immediately
cl = CleanupProcessesAction("some_id", timeout=1, waitTimeout=False)
handler = Handler(False, testName)
signal.signal(signal.SIGALRM, handler.signalHandler)
assert handler.flag == False
signal.alarm(1) # raise alarm in timeout seconds
# should happen immediately so that ALARM is not raised
cl.execute(conf=conf, caller=fdtd, apMon=None, logger=logger)
signal.alarm(0) # disable alarm
# the alarm shouldn't have been called - value should have
# remained the same
assert handler.flag == False
finally:
fdtd.shutdown()
fdtd.pyroDaemon.closedown()
