1 #!/usr/bin/python
3 import ConfigParser
4 import base64
5 import optparse
6 import os
7 import re
8 import subprocess
9 import sys
11 try:
12 from hashlib import md5
13 except ImportError:
14 from md5 import md5
16 ##############################################################################
18 from nagixsc import *
20 ##############################################################################
22 parser = optparse.OptionParser()
24 parser.add_option('-c', '', dest='cfgfile', help='Config file')
25 parser.add_option('-d', '--daemon', action='store_true', dest='daemon', help='Daemonize, go to background')
26 parser.add_option('', '--nossl', action='store_true', dest='nossl', help='Disable SSL (overwrites config file)')
28 parser.set_defaults(cfgfile='conf2http.cfg')
30 (options, args) = parser.parse_args()
32 cfgread = ConfigParser.SafeConfigParser()
33 cfgread.optionxform = str # We need case-sensitive options
34 cfg_list = cfgread.read(options.cfgfile)
36 if cfg_list == []:
37 print 'Config file "%s" could not be read!' % options.cfgfile
38 sys.exit(1)
40 config = {}
41 try:
42 config['ip'] = cfgread.get('server', 'ip')
43 config['port'] = cfgread.getint('server', 'port')
44 config['ssl'] = cfgread.getboolean('server', 'ssl')
45 config['cert'] = cfgread.get('server', 'sslcert')
47 config['conf_dir'] = cfgread.get('server', 'conf_dir')
49 except ConfigParser.NoOptionError, e:
50 print 'Config file error: %s ' % e
51 sys.exit(1)
53 users = {}
54 for u in cfgread.options('users'):
55 users[u] = cfgread.get('users', u)
57 ##############################################################################
59 class Conf2HTTPHandler(MyHTTPRequestHandler):
61 def http_error(self, code, output):
62 self.send_response(code)
63 self.send_header('Content-Type', 'text/plain')
64 self.end_headers()
65 self.wfile.write(output)
66 return
69 def do_GET(self):
70 path = self.path.split('/')
72 # Check Basic Auth
73 try:
74 authdata = base64.b64decode(self.headers['Authorization'].split(' ')[1]).split(':')
75 if not users[authdata[0]] == md5(authdata[1]).hexdigest():
76 raise Exception
77 except:
78 self.send_response(401)
79 self.send_header('WWW-Authenticate', 'Basic realm="Nag(ix)SC Pull"')
80 self.send_header('Content-Type', 'text/plain')
81 self.end_headers()
82 self.wfile.write('Sorry! No action without login!')
83 return
86 if len(path) >= 4:
87 service = path[3]
88 else:
89 service = None
91 if len(path) >= 3:
92 host = path[2]
93 else:
94 host = None
96 if len(path) >= 2:
97 configfile = path[1] + '.conf'
98 else:
99 self.http_error(500, 'No config file specified')
100 return
102 if re.search('\.\.', configfile):
103 self.http_error(500, 'Found ".." in config file name')
104 return
105 if not re.search('^[a-zA-Z0-9-_]+.conf$', configfile):
106 self.http_error(500, 'Config file name contains invalid characters')
107 return
109 check_config = read_inifile(os.path.join(config['conf_dir'], configfile))
110 if not check_config:
111 self.http_error(500, 'Could not read config file "%s"' % configfile)
112 return
114 checks = conf2dict(check_config, host, service)
115 if not checks:
116 self.http_error(500, 'No checks executed')
117 return
119 self.send_response(200)
120 self.send_header('Content-Type', 'text/xml')
121 self.end_headers()
122 self.wfile.write(xml_from_dict(checks))
124 return
128 def main():
129 if options.nossl:
130 config['ssl'] = False
132 if config['ssl'] and not os.path.isfile(config['cert']):
133 print 'SSL certificate "%s" not found!' % config['cert']
134 sys.exit(127)
136 if options.daemon:
137 daemonize(pidfile='/var/run/nagixsc_conf2http.pid')
139 server = MyHTTPServer((config['ip'], config['port']), Conf2HTTPHandler, ssl=config['ssl'], sslpemfile=config['cert'])
140 try:
141 server.serve_forever()
142 except:
143 server.socket.close()
145 if __name__ == '__main__':
146 main()