def _send_requests(self):
# Get ip addresses to ping
hosts = self._hosts.values()
# Ping each host
for host in hosts:
if self._requests.has_key(host):
debug("Duplicate host %s ignored" % host, 6)
continue
host.time = time.time()
# create and save a request identifier
packet, cookie = host.make_packet(self._packetsize)
self._requests[cookie] = host
host.next_seq()
try:
if not host.is_v6():
self._sock4.sendto(packet, (host.ip, 0))
else:
self._sock6.sendto(packet, (host.ip, 0, 0, 0))
except Exception, error:
debug("Failed to ping %s [%s]" % (host.ip, error), 5)
sleep(self._delay)
def main(self):
"""
Loops until SIGTERM is caught.
"""
self.db.start()
while self._isrunning:
_logger.debug("Starts pinging....")
self.update_host_list()
elapsedtime = self.pinger.ping()
self.generate_events()
_logger.info(
"%i hosts checked in %03.3f secs. %i hosts "
"currently marked as down.",
len(self.netboxmap),
elapsedtime,
len(self.down),
)
wait = self._looptime - elapsedtime
if wait > 0:
_logger.debug("Sleeping %03.3f secs", wait)
else:
wait = abs(self._looptime + wait)
_logger.warning(
"Check lasted longer than looptime. "
"Delaying next check for %03.3f secs",
wait,
)
sleep(wait)
def _send_requests(self):
# Get ip addresses to ping
hosts = self._hosts.values()
# Ping each host
for host in hosts:
if host in self._requests:
LOGGER.info("Duplicate host %s ignored", host)
continue
host.time = time.time()
# create and save a request identifier
packet, cookie = host.make_packet(self._packetsize)
self._requests[cookie] = host
host.next_seq()
try:
if not host.is_v6():
self._sock4.sendto(packet, (host.ip, 0))
else:
self._sock6.sendto(packet, (host.ip, 0, 0, 0))
except Exception as error:
LOGGER.info("Failed to ping %s [%s]", host.ip, error)
sleep(self._delay)
self._sender_finished = time.time()
def _send_requests(self):
# Get ip addresses to ping
hosts = self._hosts.values()
# Ping each host
for host in hosts:
if self._requests.has_key(host):
debug("Duplicate host %s ignored" % host, 6)
continue
host.time = time.time()
# create and save a request identifier
packet, cookie = host.make_packet(self._packetsize)
self._requests[cookie] = host
host.next_seq()
try:
if not host.is_v6():
self._sock4.sendto(packet, (host.ip, 0))
else:
self._sock6.sendto(packet, (host.ip, 0, 0, 0))
except Exception, error:
debug("Failed to ping %s [%s]" % (host.ip, error), 5)
sleep(self._delay)
def main(self):
"""
Loops until SIGTERM is caught. The looptime is defined
by self._looptime
"""
self.db.start()
while self._isrunning:
start = time.time()
self.get_checkers()
wait = self._looptime - (time.time() - start)
if wait <= 0:
_logger.warning("System clock has drifted backwards, "
"resetting loop delay")
wait = self._looptime
if self._checkers:
pause = wait / (len(self._checkers) * 2)
else:
pause = 0
for checker in self._checkers:
self._runqueue.enq(checker)
sleep(pause)
wait = self._looptime - (time.time() - start)
_logger.debug("Waiting %i seconds.", wait)
if wait <= 0:
_logger.critical(
"Only superman can do this. Humans cannot "
"wait for %i seconds.",
wait,
)
wait %= self._looptime
sleep(wait)
else:
sleep(wait)
def main(self):
"""
Loops until SIGTERM is caught.
"""
self.db.start()
while self._isrunning:
start=time.time()
debug.debug("Starts pinging....", 7)
self.updateHostList()
elapsedtime=self.pinger.ping()
self.generateEvents()
debug.debug("%i hosts checked in %03.3f secs. %i hosts "
"currently marked as down." %
(len(self.netboxmap), elapsedtime, len(self.down)))
wait=self._looptime-elapsedtime
if wait > 0:
debug.debug("Sleeping %03.3f secs" % wait,6)
else:
wait=abs(self._looptime + wait)
debug.debug("Check lasted longer than looptime. "
"Delaying next check for %03.3f secs" % wait,2)
sleep(wait)
def main(self):
"""
Loops until SIGTERM is caught. The looptime is defined
by self._looptime
"""
self.db.start()
while self._isrunning:
start = time.time()
self.get_checkers()
wait = self._looptime - (time.time() - start)
if wait <= 0:
LOGGER.warning("System clock has drifted backwards, "
"resetting loop delay")
wait = self._looptime
if self._checkers:
pause = wait / (len(self._checkers) * 2)
else:
pause = 0
for checker in self._checkers:
self._runqueue.enq(checker)
sleep(pause)
# extensive debugging
dbgthreads = []
for i in gc.get_objects():
if isinstance(i, threading.Thread):
dbgthreads.append(i)
LOGGER.debug("Garbage: %s Objects: %i Threads: %i", gc.garbage,
len(gc.get_objects()), len(dbgthreads))
wait = self._looptime - (time.time() - start)
LOGGER.debug("Waiting %i seconds.", wait)
if wait <= 0:
LOGGER.critical(
"Only superman can do this. Humans cannot "
"wait for %i seconds.", wait)
wait %= self._looptime
sleep(wait)
else:
sleep(wait)
def main(self):
"""
Loops until SIGTERM is caught. The looptime is defined
by self._looptime
"""
self.db.start()
while self._isrunning:
start=time.time()
self.getCheckers()
wait=self._looptime - (time.time() - start)
if wait <= 0:
debug.debug("System clock has drifted backwards, resetting loop delay", 2)
wait = self._looptime
if self._checkers:
pause=wait/(len(self._checkers)*2)
else:
pause=0
for checker in self._checkers:
self._runqueue.enq(checker)
sleep(pause)
# extensive debugging
dbgthreads=[]
for i in gc.get_objects():
if isinstance(i, threading.Thread):
dbgthreads.append(i)
debug.debug("Garbage: %s Objects: %i Threads: %i" % (gc.garbage, len(gc.get_objects()), len(dbgthreads)))
wait=(self._looptime - (time.time() - start))
debug.debug("Waiting %i seconds." % wait)
if wait <= 0:
debug.debug("Only superman can do this. Humans cannot wait for %i seconds." % wait,2)
wait %= self._looptime
sleep(wait)
else:
sleep(wait)
def execute(self):
import random
sleep(random.random() * 10)
return Event.UP, 'OK'
