c87959bde20de2e135e1eff24b6dea8e5b3ad25b
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 'ip': '0.0.0.0',
42 'port': '15666',
43 'ssl': False,
44 'sslcert': None,
45 'conf_dir': '',
46 'pidfile': '/var/run/nagixsc_conf2http.pid'
47 }
49 if 'ip' in cfgread.items('server'):
50 config['ip'] = cfgread.get('server', 'ip')
52 if 'port' in cfgread.items('server'):
53 config['port'] = cfgread.get('server', 'port')
54 try:
55 config['port'] = int(config['port'])
56 except ValueError:
57 print 'Port "%s" not an integer!' % config['port']
58 sys.exit(127)
60 if 'ssl' in cfgread.items('server'):
61 try:
62 config['ssl'] = cfgread.getboolean('server', 'ssl')
63 except ValueError:
64 print 'Value for "ssl" ("%s") not boolean!' % config['ssl']
65 sys.exit(127)
67 if config['ssl']:
68 if 'sslcert' in cfgread.items('server'):
69 config['sslcert'] = cfgread.get('server', 'sslcert')
70 else:
71 print 'SSL but no certificate file specified!'
72 sys.exit(127)
74 try:
75 config['conf_dir'] = cfgread.get('server', 'conf_dir')
76 except ConfigParser.NoOptionError:
77 print 'No "conf_dir" specified!'
78 sys.exit(127)
80 if 'pidfile' in cfgread.items('server'):
81 config['pidfile'] = cfgread.get('server', 'pidfile')
84 users = {}
85 for u in cfgread.options('users'):
86 users[u] = cfgread.get('users', u)
88 ##############################################################################
90 class Conf2HTTPHandler(MyHTTPRequestHandler):
92 def http_error(self, code, output):
93 self.send_response(code)
94 self.send_header('Content-Type', 'text/plain')
95 self.end_headers()
96 self.wfile.write(output)
97 return
100 def do_GET(self):
101 path = self.path.split('/')
103 # Check Basic Auth
104 try:
105 authdata = base64.b64decode(self.headers['Authorization'].split(' ')[1]).split(':')
106 if not users[authdata[0]] == md5(authdata[1]).hexdigest():
107 raise Exception
108 except:
109 self.send_response(401)
110 self.send_header('WWW-Authenticate', 'Basic realm="Nag(ix)SC Pull"')
111 self.send_header('Content-Type', 'text/plain')
112 self.end_headers()
113 self.wfile.write('Sorry! No action without login!')
114 return
117 if len(path) >= 4:
118 service = path[3]
119 else:
120 service = None
122 if len(path) >= 3:
123 host = path[2]
124 else:
125 host = None
127 if len(path) >= 2:
128 configfile = path[1] + '.conf'
129 else:
130 self.http_error(500, 'No config file specified')
131 return
133 if re.search('\.\.', configfile):
134 self.http_error(500, 'Found ".." in config file name')
135 return
136 if not re.search('^[a-zA-Z0-9-_]+.conf$', configfile):
137 self.http_error(500, 'Config file name contains invalid characters')
138 return
140 check_config = read_inifile(os.path.join(config['conf_dir'], configfile))
141 if not check_config:
142 self.http_error(500, 'Could not read config file "%s"' % configfile)
143 return
145 checks = conf2dict(check_config, host, service)
146 if not checks:
147 self.http_error(500, 'No checks executed')
148 return
150 self.send_response(200)
151 self.send_header('Content-Type', 'text/xml')
152 self.end_headers()
153 self.wfile.write(xml_from_dict(checks))
155 return
159 def main():
160 if options.nossl:
161 config['ssl'] = False
163 if config['ssl'] and not os.path.isfile(config['sslcert']):
164 print 'SSL certificate "%s" not found!' % config['sslcert']
165 sys.exit(127)
167 if not os.path.isdir(config['conf_dir']):
168 print 'Not a config file directory: "%s"' % config['conf_dir']
169 sys.exit(127)
171 if options.daemon:
172 daemonize(pidfile=config['pidfile'])
174 server = MyHTTPServer((config['ip'], config['port']), Conf2HTTPHandler, ssl=config['ssl'], sslpemfile=config['sslcert'])
175 try:
176 server.serve_forever()
177 except:
178 server.socket.close()
180 if __name__ == '__main__':
181 main()