upload-update.py 5.46 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97
#!/usr/bin/python
# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2012 Vifib SARL and Contributors.
# All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly advised to contract a Free Software
# Service Company
#
# 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 3
# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################

import ConfigParser
import datetime
from slapos.networkcachehelper import helper_upload_network_cached_from_file
from optparse import OptionParser, Option
import sys
import time


class Parser(OptionParser):
  """
  Parse all arguments.
  """
  def __init__(self, usage=None, version=None):
    """
    Initialize all options possibles.
    """
    OptionParser.__init__(self, usage=usage, version=version,
                      option_list=[
        Option("--upgrade-file",
               default='/etc/slapos-cache/slapos-upgrade',
               help="File use as reference to upgrade."),
        Option("-u","--upgrade",
               default=False,
               action="store_true",
               help="If selected will update tomorrow."),
        Option("-r","--reboot",
               default=False,
               action="store_true",
               help="If selected will reboot tomorrow."),
        Option("-n", "--dry-run",
               help="Simulate the execution steps",
               default=False,
               action="store_true"),
        ])


  def check_args(self):
    """
    Check arguments
    """
    (options, args) = self.parse_args()
    return options



# Utility fonction to get yes/no answers
def get_yes_no (prompt):
  while True:
    answer=raw_input( prompt + " [y,n]: " )
    if answer.upper() in [ 'Y','YES' ]: return True
    if answer.upper() in [ 'N', 'NO' ]: return False



def upload_network_cached_from_file(path, networkcache_options):
  """
  Creates uploads repository to cache.
  """
  print 'Uploading update'
  # XXX create a file descriptor from string. (simplest way: create tmpfile and write)

  metadata_dict = {
    # XXX: we set date from client side. It can be potentially dangerous
    # as it can be badly configured.
    'timestamp':time.time(),
  }
  try:
Cédric de Saint Martin's avatar
Cédric de Saint Martin committed
98
    if helper_upload_network_cached_from_file(
99 100 101 102 103 104 105 106 107 108 109 110
      path=path,
      directory_key='slapos-upgrade',
      metadata_dict=metadata_dict,
      # Then we give a lot of not interesting things
      dir_url=networkcache_options.get('upload-dir-url'),
      cache_url=networkcache_options.get('upload-cache-url'),
      signature_private_key_file=networkcache_options.get(
        'signature_private_key_file'),
      shacache_cert_file=networkcache_options.get('shacache-cert-file'),
      shacache_key_file=networkcache_options.get('shacache-key-file'),
      shadir_cert_file=networkcache_options.get('shadir-cert-file'),
      shadir_key_file=networkcache_options.get('shadir-key-file'),
Cédric de Saint Martin's avatar
Cédric de Saint Martin committed
111 112
    ):
      print 'Uploaded update file to cache.'
113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171
  except Exception:
    print 'Unable to upload to cache:\n%s.' % traceback.format_exc()

def save_current_state(current_state,config):
  """
  Will save ConfigParser to config file
  """
  file = open(config.upgrade_file,"w")
  current_state.write(file)
  file.close()

# Class containing all parameters needed for configuration
class Config:
  def setConfig(self, option_dict):
    """
    Set options given by parameters.
    """
    # Set options parameters
    for option, value in option_dict.__dict__.items():
      setattr(self, option, value)

    self.today = datetime.date.today()
    self.tomorrow = self.today + datetime.timedelta(days=1)


def new_upgrade (config):
  upgrade_info = ConfigParser.RawConfigParser()
  upgrade_info.read(config.upgrade_file)
  if config.reboot :
    upgrade_info.set('system','reboot',config.tomorrow)
  if config.upgrade :
    upgrade_info.set('system','upgrade',config.tomorrow)
  save_current_state(upgrade_info,config)  
  print " You will update this :"
  print open(config.upgrade_file,'r').read()
  if not get_yes_no("Do you want to continue? "):
    sys.exit(0)

  networkcache_info = ConfigParser.RawConfigParser()
  networkcache_info.read('/etc/slapos-cache/slapos.cfg')
  networkcache_info_dict = dict(networkcache_info.items('networkcache'))
  if not config.dry_run:
    upload_network_cached_from_file(config.upgrade_file,networkcache_info_dict)



def main():
  """Upload file to update computer and slapos"""
  usage = "usage: [options] "
  # Parse arguments
  config = Config()
  config.setConfig(Parser(usage=usage).check_args())
  new_upgrade(config)
  sys.exit()



if __name__ == '__main__':
  main ()