Synnefo » snf-ganeti

#!/usr/bin/python

#

# Copyright (C) 2006, 2007 Google Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

""" Ganeti Remote API master script.

"""

import glob

import optparse

import sys

import os

# we need to import rpc early in order to get our custom reactor,

# instead of the default twisted one; without this, things breaks in a

# not-nice-to-debug way

from ganeti import rpc

from ganeti import constants

from ganeti import utils

from ganeti.rapi import RESTHTTPServer

def ParseOptions():

  """Parse the command line options.

  Returns:

    (options, args) as from OptionParser.parse_args()

  """

  parser = optparse.OptionParser(description="Ganeti Remote API",

                    usage="%prog [-d] [-p port]",

                    version="%%prog (ganeti) %s" %

                                 constants.RAPI_VERSION)

  parser.add_option("-d", "--debug", dest="debug",

                    help="Enable some debug messages",

                    default=False, action="store_true")

  parser.add_option("-p", "--port", dest="port",

                    help="Port to run API (%s default)." %

                                 constants.RAPI_PORT,

                    default=constants.RAPI_PORT, type="int")

  parser.add_option("-S", "--https", dest="ssl",

                    help="Secure HTTP protocol with SSL",

                    default=False, action="store_true")

  parser.add_option("-K", "--ssl-key", dest="ssl_key",

                    help="SSL key",

                    default=None, type="string")

  parser.add_option("-C", "--ssl-cert", dest="ssl_cert",

                    help="SSL certificate",

                    default=None, type="string")

  parser.add_option("-f", "--foreground", dest="fork",

                    help="Don't detach from the current terminal",

                    default=True, action="store_false")

  options, args = parser.parse_args()

  if len(args) != 0:

    print >> sys.stderr, "Usage: %s [-d] [-p port]" % sys.argv[0]

    sys.exit(1)

  if options.ssl and not (options.ssl_cert and options.ssl_key):

    print >> sys.stderr, ("For secure mode please provide "

                         "--ssl-key and --ssl-cert arguments")

    sys.exit(1)

  return options, args

def main():

  """Main function.

  """

  options, args = ParseOptions()

  if options.fork:

    utils.Daemonize(logfile=constants.LOG_RAPISERVER)

  RESTHTTPServer.start(options)

  sys.exit(0)

if __name__ == '__main__':

  main()