cmdline/sfi.py

   1 #! /usr/bin/env python
   2
   3 # sfi -- slice-based facility interface
   4
   5 import sys
   6 import os
   7 from optparse import OptionParser
   8
   9 def create_cmd_parser(command):
  10    cmdargs = {"list": "name",
  11               "show": "name",
  12               "delete": "name",
  13               "add": "name record",
  14               "update": "name record",
  15               "nodes": "[name]",
  16               "slices": "",
  17               "resources": "name",
  18               "create": "name rspec",
  19               "delete": "name",
  20               "reset": "name",
  21               "start": "name",
  22               "stop": "name"
  23              }
  24    if command not in cmdargs:
  25       print "Invalid command\n"
  26       print "Commands:list,show,delete,add,update,nodes,slices,resources,create,delete,start,stop,reset"
  27       sys.exit(2)
  28
  29    parser = OptionParser(usage="sfi [sfi_options] %s [options] %s" \
  30       % (command, cmdargs[command]))
  31    if command in ("nodes", "resources"):
  32       parser.add_option("-f", "--format", dest="format",type="choice",
  33            help="output format (dns|ip|hrn|rspec)",default="rspec",
  34            choices=("dns","ip","hrn","rspec"))
  35    elif command in ("list", "show", "delete"):
  36       parser.add_option("-t", "--type", dest="type",type="choice",
  37            help="type filter (user|slice|sa|ma|node|aggregate)",
  38            choices=("user","slice","sa","ma","node","aggregate"))
  39    return parser
  40
  41 def main():
  42    parser = OptionParser(usage="sfi [options] command [command_options] [command_args]",
  43         description="Commands: list,show,delete,add,update,nodes,slices,resources,create,delete,start,stop,reset")
  44    parser.add_option("-r", "--registry", dest="registry",
  45         help="root registry", metavar="URL")
  46    parser.add_option("-s", "--slicemgr", dest="sm",
  47         help="slice manager", metavar="URL")
  48    parser.add_option("-v", "--verbose",
  49         action="store_true", dest="verbose", default=False,
  50         help="verbose mode")
  51    parser.disable_interspersed_args()
  52    (options, args) = parser.parse_args()
  53    command = args[0]
  54    (cmd_opts, cmd_args) = create_cmd_parser(command).parse_args(args[1:])
  55    if options.verbose :
  56       print options.registry,options.sm,options.verbose
  57       print command
  58       if command in ("nodes", "resources"):
  59          print cmd_opts.format
  60       elif command in ("list","show","delete"):
  61          print cmd_opts.type
  62       print cmd_args
  63    return
  64
  65 if __name__=="__main__":
  66    main()