icinga2/contrib/discover-api.py

147 lines
4.1 KiB
Python
Executable File

#!/usr/bin/env python
# Icinga 2
# Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/)
#
# This program 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; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
import sys
import subprocess
import socket
import urlparse
import requests
import json
from xml.dom.minidom import parse
api_url = "https://localhost:5665/"
api_user = "root"
api_password = "root"
if len(sys.argv) < 2:
print "Syntax: %s <xml-file> [<xml-file> ...]" % (sys.argv[0])
sys.exit(1)
tcp_service_commands = {
'ssh': 'ssh',
'http': 'http',
'smtp': 'smtp',
'ssmtp': 'ssmtp'
}
udp_service_commands = {
'ntp': 'ntp_time',
'snmp': 'snmp-uptime'
}
hosts = {}
def process_host(host_element):
global hosts
status = "down"
for status_element in host_element.getElementsByTagName("status"):
status = status_element.getAttribute("state")
if status != "up":
return
for address_element in host_element.getElementsByTagName("address"):
if not address_element.getAttribute("addrtype") in [ "ipv4", "ipv6" ]:
continue
address = address_element.getAttribute("addr")
break
name = address
for hostname_element in host_element.getElementsByTagName("hostname"):
name = hostname_element.getAttribute("name")
try:
services = hosts[name]["services"]
except:
services = {}
for port_element in host_element.getElementsByTagName("port"):
state = "closed"
for state_element in port_element.getElementsByTagName("state"):
state = state_element.getAttribute("state")
if state != "open":
continue
port = int(port_element.getAttribute("portid"))
protocol = port_element.getAttribute("protocol")
try:
serv = socket.getservbyport(port, protocol)
except:
serv = str(port)
try:
if protocol == "tcp":
command = tcp_service_commands[serv]
elif protocol == "udp":
command = udp_service_commands[serv]
else:
raise "Unknown protocol."
except:
command = protocol
if command == "udp":
continue
services[serv] = { "command": command, "port": port }
hosts[name] = { "name": name, "address": address, "services": services }
def create_host(host):
global api_url, api_user, api_password
req = {
"templates": [ "discovered-host" ],
"attrs": {
"address": host["address"]
}
}
headers = {"Accept": "application/json"}
url = urlparse.urljoin(api_url, "v1/objects/hosts/%s" % (host["name"]))
requests.put(url, headers=headers, auth=(api_user, api_password), data=json.dumps(req), verify=False)
for serv, service in host["services"].iteritems():
req = {
"templates": [ "discovered-service" ],
"attrs": {
"vars.%s_port" % (service["command"]): service["port"],
"check_command": service["command"],
}
}
headers = {"Accept": "application/json"}
url = urlparse.urljoin(api_url, "v1/objects/services/%s!%s" % (host["name"], serv))
requests.put(url, headers=headers, auth=(api_user, api_password), data=json.dumps(req), verify=False)
for arg in sys.argv[1:]:
# Expects XML output from 'nmap -oX'
dom = parse(arg)
for host in dom.getElementsByTagName("host"):
process_host(host)
for host in hosts.values():
create_host(host)