Source Code for Module qb.backend.child_bootstrapper

 1  #!/bin/env python 
 2  """ 
 3    A Python childHandler bootstrapper 
 4   
 5    Starts a PyCmdExecutor instance, which is a running python interpreter whose stdin/stdout/stderr 
 6    are hooked up to a subprocess.POpen() object that is running in a PyCmdDispatcher somewhere. 
 7  """ 
 8   
 9  #====================================== 
10  #  $Revision: #4 $ 
11  #  $Change: 12472 $ 
12  #====================================== 
13   
14  import sys 
15  from optparse import OptionParser 
16  import os 
17  import logging 
18   
19  apiPath = '%s/api/python' % os.environ.get('QBDIR', 
20                                             {'linux2': '/usr/local/pfx/qube', 
21                                              'darwin': '/Applications/pfx/qube', 
22                                              'win32': 'C:/Program Files/pfx/qube'}[sys.platform]) 
23  sys.path.insert(0, apiPath) 
24  import qb.backend.pythonChildHandler 
25   
26   
27 -def parse_args(): 
28      parser = OptionParser() 
29      parser.set_defaults(debug=False, kind='generic') 
30   
31      parser.add_option('-p', '--port', 
32                          type=int, 
33                          help='port on which a PFXSimpleServer is running') 
34   
35      parser.add_option('-k', '--kind', 
36                          help='short name of the application to be started, used for building the ' 
37                               'python prompt') 
38   
39      parser.add_option('-d', '--debug', 
40                          action='store_true') 
41   
42      (opts, args) = parser.parse_args() 
43   
44      return opts 
45   
46   
47 -def main(opts): 
48   
49      logging.debug('childboot_strapper - port: %s' % opts.port) 
50   
51      executor = qb.backend.pythonChildHandler.PyCmdExecutor(opts.port, promptType=opts.kind, debug=opts.debug) 
52      exit_code = executor.mainloop() 
53   
54      del executor 
55   
56      sys.stdout.write('child_bootstrapper: child process quit, exit code = %s\n' % exit_code) 
57   
58      return exit_code 
59   
60   
61  logging.basicConfig(level=logging.INFO) 
62   
63  opts = parse_args() 
64  exit_code = main(opts) 
65  sys.exit(exit_code) 
66