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#!/usr/bin/env python2
import zmq, msgpack, time, yaml, socket
ctx = zmq.Context()
sock = ctx.socket(zmq.PUSH)
sock.connect("ipc:///tmp/cstatsd")
with open("config/ports.yaml", "r") as cfile:
config = yaml.safe_load(cfile)
interval = config["interval"]
old_status = {}
while True:
for port, service_name in config["ports"].iteritems():
try:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(0.5)
s.connect(("127.0.0.1", port))
s.close()
up = True
except socket.error, e:
up = False
try:
if up == old_status[port]:
send_notice = False
else:
send_notice = True
initial = False
except KeyError, e:
send_notice = True
initial = True
old_status[port] = up
if send_notice:
if up:
msg_type = "up"
else:
msg_type = "down"
sock.send(msgpack.packb({
"service": "port",
"msg_type": msg_type,
"unit": "%s (%s)" % (service_name, port),
"initial": initial
}))
time.sleep(interval)