import urllib2
import json
import socket

def __run__(params):
    try:
        host = params.get("host", "localhost")
        port = int(params.get("port", "80"))
        application = params.get("application")
    except Exception, e:
        return [2, "CRITICAL - Error: %s" % repr(e)]

    try:
        socket.setdefaulttimeout(5)
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        sock.connect((host, port))
    except socket.error, e:
        return [2, "CRITICAL  - Error: %s" % repr(e)]

    try:
        conn = urllib2.Request("http://%s:%s/operations/heart_beat.json" % (host, port))
        result = urllib2.urlopen(conn)
        data = json.loads(result.read())
        if data["status"] != "ok" :
            return [2, "CRITICAL - %s" % repr(str(data['status']))]
        else:
            return [0, "OK - %s" % application]
    except Exception, e:
        return [2, "CRITICAL - %s" % repr(e)]