def __init__(self, list_key=Conf.Q_LIST):
try:
redis_client.ping()
except Exception as e:
logger.exception(e)
raise e
self.sentinel = None
self.stop_event = None
self.start_event = None
self.pid = current_process().pid
self.host = socket.gethostname()
self.list_key = list_key
self.timeout = Conf.TIMEOUT
signal.signal(signal.SIGTERM, self.sig_handler)
signal.signal(signal.SIGINT, self.sig_handler)
def __init__(self, list_key=Conf.Q_LIST):
try:
redis_client.ping()
except Exception as e:
logger.exception(e)
raise e
self.sentinel = None
self.stop_event = None
self.start_event = None
self.pid = current_process().pid
self.host = socket.gethostname()
self.list_key = list_key
self.timeout = Conf.TIMEOUT
signal.signal(signal.SIGTERM, self.sig_handler)
signal.signal(signal.SIGINT, self.sig_handler)
def monitor(run_once=False):
term = Terminal()
r = redis_client
try:
redis_client.ping()
except Exception as e:
print(term.red("Can not connect to Redis server."))
logger.exception(e)
raise e
with term.fullscreen(), term.hidden_cursor(), term.cbreak():
val = None
start_width = int(term.width / 8)
while val not in (u"q", u"Q"):
col_width = int(term.width / 8)
# In case of resize
if col_width != start_width:
print(term.clear)
start_width = col_width
print(term.move(0, 0) + term.black_on_green(term.center(_("Host"), width=col_width - 1)))
print(term.move(0, 1 * col_width) + term.black_on_green(term.center(_("Id"), width=col_width - 1)))
print(term.move(0, 2 * col_width) + term.black_on_green(term.center(_("State"), width=col_width - 1)))
print(term.move(0, 3 * col_width) + term.black_on_green(term.center(_("Pool"), width=col_width - 1)))
print(term.move(0, 4 * col_width) + term.black_on_green(term.center(_("TQ"), width=col_width - 1)))
print(term.move(0, 5 * col_width) + term.black_on_green(term.center(_("RQ"), width=col_width - 1)))
print(term.move(0, 6 * col_width) + term.black_on_green(term.center(_("RC"), width=col_width - 1)))
print(term.move(0, 7 * col_width) + term.black_on_green(term.center(_("Up"), width=col_width - 1)))
i = 2
stats = Stat.get_all(r=r)
print(term.clear_eos())
for stat in stats:
status = stat.status
# color status
if stat.status == Conf.WORKING:
status = term.green(str(Conf.WORKING))
elif stat.status == Conf.STOPPING:
status = term.yellow(str(Conf.STOPPING))
elif stat.status == Conf.STOPPED:
status = term.red(str(Conf.STOPPED))
elif stat.status == Conf.IDLE:
status = str(Conf.IDLE)
# color q's
tasks = stat.task_q_size
if tasks > 0:
tasks = term.cyan(str(tasks))
results = stat.done_q_size
if results > 0:
results = term.cyan(str(results))
# color workers
workers = len(stat.workers)
if workers < Conf.WORKERS:
workers = term.yellow(str(workers))
# format uptime
uptime = (timezone.now() - stat.tob).total_seconds()
hours, remainder = divmod(uptime, 3600)
minutes, seconds = divmod(remainder, 60)
uptime = "%d:%02d:%02d" % (hours, minutes, seconds)
# print to the terminal
print(term.move(i, 0) + term.center(stat.host[: col_width - 1], width=col_width - 1))
print(term.move(i, 1 * col_width) + term.center(stat.cluster_id, width=col_width - 1))
print(term.move(i, 2 * col_width) + term.center(status, width=col_width - 1))
print(term.move(i, 3 * col_width) + term.center(workers, width=col_width - 1))
print(term.move(i, 4 * col_width) + term.center(tasks, width=col_width - 1))
print(term.move(i, 5 * col_width) + term.center(results, width=col_width - 1))
print(term.move(i, 6 * col_width) + term.center(stat.reincarnations, width=col_width - 1))
print(term.move(i, 7 * col_width) + term.center(uptime, width=col_width - 1))
i += 1
# for testing
if run_once:
return Stat.get_all(r=r)
print(term.move(i + 2, 0) + term.center(_("[Press q to quit]")))
val = term.inkey(timeout=1)
def monitor(run_once=False):
term = Terminal()
r = redis_client
try:
redis_client.ping()
except Exception as e:
print(term.red('Can not connect to Redis server.'))
logger.exception(e)
raise e
with term.fullscreen(), term.hidden_cursor(), term.cbreak():
val = None
start_width = int(term.width / 8)
while val not in (
u'q',
u'Q',
):
col_width = int(term.width / 8)
# In case of resize
if col_width != start_width:
print(term.clear)
start_width = col_width
print(
term.move(0, 0) +
term.black_on_green(term.center(_('Host'), width=col_width -
1)))
print(
term.move(0, 1 * col_width) +
term.black_on_green(term.center(_('Id'), width=col_width - 1)))
print(
term.move(0, 2 * col_width) + term.black_on_green(
term.center(_('State'), width=col_width - 1)))
print(
term.move(0, 3 * col_width) +
term.black_on_green(term.center(_('Pool'), width=col_width -
1)))
print(
term.move(0, 4 * col_width) +
term.black_on_green(term.center(_('TQ'), width=col_width - 1)))
print(
term.move(0, 5 * col_width) +
term.black_on_green(term.center(_('RQ'), width=col_width - 1)))
print(
term.move(0, 6 * col_width) +
term.black_on_green(term.center(_('RC'), width=col_width - 1)))
print(
term.move(0, 7 * col_width) +
term.black_on_green(term.center(_('Up'), width=col_width - 1)))
i = 2
stats = Stat.get_all(r=r)
print(term.clear_eos())
for stat in stats:
status = stat.status
# color status
if stat.status == Conf.WORKING:
status = term.green(str(Conf.WORKING))
elif stat.status == Conf.STOPPING:
status = term.yellow(str(Conf.STOPPING))
elif stat.status == Conf.STOPPED:
status = term.red(str(Conf.STOPPED))
elif stat.status == Conf.IDLE:
status = str(Conf.IDLE)
# color q's
tasks = stat.task_q_size
if tasks > 0:
tasks = term.cyan(str(tasks))
results = stat.done_q_size
if results > 0:
results = term.cyan(str(results))
# color workers
workers = len(stat.workers)
if workers < Conf.WORKERS:
workers = term.yellow(str(workers))
# format uptime
uptime = (timezone.now() - stat.tob).total_seconds()
hours, remainder = divmod(uptime, 3600)
minutes, seconds = divmod(remainder, 60)
uptime = '%d:%02d:%02d' % (hours, minutes, seconds)
# print to the terminal
print(
term.move(i, 0) +
term.center(stat.host[:col_width - 1], width=col_width -
1))
print(
term.move(i, 1 * col_width) +
term.center(stat.cluster_id, width=col_width - 1))
print(
term.move(i, 2 * col_width) +
term.center(status, width=col_width - 1))
print(
term.move(i, 3 * col_width) +
term.center(workers, width=col_width - 1))
print(
term.move(i, 4 * col_width) +
term.center(tasks, width=col_width - 1))
print(
term.move(i, 5 * col_width) +
term.center(results, width=col_width - 1))
print(
term.move(i, 6 * col_width) +
term.center(stat.reincarnations, width=col_width - 1))
print(
term.move(i, 7 * col_width) +
term.center(uptime, width=col_width - 1))
i += 1
# for testing
if run_once:
return Stat.get_all(r=r)
print(term.move(i + 2, 0) + term.center(_('[Press q to quit]')))
val = term.inkey(timeout=1)
