#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2014             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software;  you can redistribute it and/or modify it
# under the  terms of the  GNU General Public License  as published by
# the Free Software Foundation in version 2.  check_mk is  distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
# out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
# PARTICULAR PURPOSE. See the  GNU General Public License for more de-
# tails. You should have  received  a copy of the  GNU  General Public
# License along with GNU Make; see the file  COPYING.  If  not,  write
# to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
# Boston, MA 02110-1301 USA.

import os
import sys
import livestatus

try:
    omd_root = os.getenv("OMD_ROOT")
    socket_path = "unix:" + omd_root + "/tmp/run/live"
except:
    sys.stderr.write("This example is indented to run in an OMD site\n")
    sys.stderr.write("Please change socket_path in this example, if you are\n")
    sys.stderr.write("not using OMD.\n")
    sys.exit(1)


sites = {
  "muc" : {
        "socket"     : socket_path,
        "alias"      : "Munich",
  },
  "sitea" : {
        "alias"      : "Augsburg",
        "socket"     : "tcp:sitea:6557",
        "nagios_url" : "/nagios/",
        "timeout"    : 2,
  },
  "siteb" : {
        "alias"      : "Berlin",
        "socket"     : "tcp:siteb:6557",
        "nagios_url" : "/nagios/",
        "timeout"    : 10,
  },
}

c = livestatus.MultiSiteConnection(sites)
c.set_prepend_site(True)
print c.query("GET hosts\nColumns: name state\n")
c.set_prepend_site(False)
print c.query("GET hosts\nColumns: name state\n")

# Beware: When doing stats, you need to aggregate yourself:
print sum(c.query_column("GET hosts\nStats: state >= 0\n"))

# Detect errors:
sites = {
  "muc" : {
        "socket"     : "unix:/var/run/nagios/rw/live",
        "alias"      : "Munich",
  },
  "sitea" : {
        "alias"      : "Augsburg",
        "socket"     : "tcp:sitea:6558", # BROKEN
        "nagios_url" : "/nagios/",
        "timeout"    : 2,
  },
  "siteb" : {
        "alias"      : "Berlin",
        "socket"     : "tcp:siteb:6557",
        "nagios_url" : "/nagios/",
        "timeout"    : 10,
  },
}

c = livestatus.MultiSiteConnection(sites)
for name, state in c.query("GET hosts\nColumns: name state\n"):
    print "%-15s: %d" % (name, state)
print "Dead sites:"
for sitename, info in c.dead_sites().items():
    print "%s: %s" % (sitename, info["exception"])