Rebuild config file parsing, added defaults

[nagixsc.git] / nagixsc_http2nagios.py

diff --git a/nagixsc_http2nagios.py b/nagixsc_http2nagios.py
index 0a709a585b9ea745d5e376c480808ddcbf22d85e..dd05e62e90c554559cf0b0144c94bfa94ccd6635 100755 (executable)
--- a/nagixsc_http2nagios.py
+++ b/nagixsc_http2nagios.py
@@ -37,23 +37,73 @@ if cfg_list == []:
        print 'Config file "%s" could not be read!' % options.cfgfile
        sys.exit(1)
 
-config = {}
+config = {
+                       'ip': '0.0.0.0',
+                       'port': '15666',
+                       'ssl': False,
+                       'sslcert': None,
+                       'conf_dir': '',
+                       'pidfile': '/var/run/nagixsc_conf2http.pid'
+               }
+
+if 'ip' in cfgread.items('server'):
+       config['ip'] = cfgread.get('server', 'ip')
+
+if 'port' in cfgread.items('server'):
+       config['port'] = cfgread.get('server', 'port')
 try:
-       config['ip']   = cfgread.get('server', 'ip')
-       config['port'] = cfgread.getint('server', 'port')
-       config['ssl']  = cfgread.getboolean('server', 'ssl')
-       config['cert'] = cfgread.get('server', 'sslcert')
+       config['port'] = int(config['port'])
+except ValueError:
+       print 'Port "%s" not an integer!' % config['port']
+       sys.exit(127)
 
-       config['max_xml_file_size']  = cfgread.get('server', 'max_xml_file_size')
-       config['checkresultdir'] = cfgread.get('mode_checkresult', 'dir')
+if 'ssl' in cfgread.items('server'):
+       try:
+               config['ssl'] = cfgread.getboolean('server', 'ssl')
+       except ValueError:
+               print 'Value for "ssl" ("%s") not boolean!' % config['ssl']
+               sys.exit(127)
+
+if config['ssl']:
+       if 'sslcert' in cfgread.items('server'):
+               config['sslcert'] = cfgread.get('server', 'sslcert')
+       else:
+               print 'SSL but no certificate file specified!'
+               sys.exit(127)
+
+try:
+       config['mode'] = cfgread.get('server', 'mode')
+except ConfigParser.NoOptionError:
+       print 'No "mode" specified!'
+       sys.exit(127)
+
+if config['mode']=='checkresult':
+       try:
+               config['checkresultdir'] = cfgread.get('mode_checkresult','dir')
+       except ConfigParser.NoOptionError:
+               print 'No "dir" in section "mode_checkresult" specified!'
+               sys.exit(127)
+
+       if os.access(config['checkresultdir'],os.W_OK) == False:
+               print 'Checkresult directory "%s" is not writable!' % config['checkresultdir']
+               sys.exit(1)
+
+elif config['mode']=='passive':
+       try:
+               config['mode_pipe'] = cfgread.get('mode_passive','pipe')
+       except ConfigParser.NoOptionError:
+               print 'No "pipe" in section "mode_passive" specified!'
+               sys.exit(127)
+
+       if os.access(config['pipe'],os.W_OK) == False:
+               print 'Nagios command pipe "%s" is not writable!' % config['pipe']
+               sys.exit(1)
+
+else:
+       print 'Mode "%s" is neither "checkresult" nor "passive"!'
+       sys.exit(127)
 
-except ConfigParser.NoOptionError, e:
-       print 'Config file error: %s ' % e
-       sys.exit(1)
 
-if os.access(config['checkresultdir'],os.W_OK) == False:
-       print 'Checkresult directory "%s" is not writable.' % config['checkresultdir']
-       sys.exit(1)
 
 users = {}
 for u in cfgread.options('users'):
@@ -130,20 +180,21 @@ def main():
        if options.nossl:
                config['ssl'] = False
 
-       if config['ssl'] and not os.path.isfile(config['cert']):
-               print 'SSL certificate "%s" not found!' % config['cert']
+       if config['ssl'] and not os.path.isfile(config['sslcert']):
+               print 'SSL certificate "%s" not found!' % config['sslcert']
                sys.exit(127)
 
        if options.daemon:
-               daemonize(pidfile='/var/run/nagixsc_http2nagios.pid')
+               daemonize(pidfile=config['pidfile'])
+       else:
+               print 'curl -v -u nagixsc:nagixsc -F \'xmlfile=@xml/nagixsc.xml\' http://127.0.0.1:%s/\n\n' % config['port']
 
-       server = MyHTTPServer((config['ip'], config['port']), HTTP2NagiosHandler, ssl=config['ssl'], sslpemfile=config['cert'])
+       server = MyHTTPServer((config['ip'], config['port']), HTTP2NagiosHandler, ssl=config['ssl'], sslpemfile=config['sslcert'])
        try:
                server.serve_forever()
        except:
                server.socket.close()
 
 if __name__ == '__main__':
-       print 'curl -v -u nagixsc:nagixsc -F \'xmlfile=@xml/nagixsc.xml\' http://127.0.0.1:15667/\n\n'
        main()