modules/opnfv/utils/Credentials.py

   1 #!/usr/bin/env python
   2
   3 # Copyright (c) 2016 Orange and others.
   4 #
   5 # All rights reserved. This program and the accompanying materials
   6 # are made available under the terms of the Apache License, Version 2.0
   7 # which accompanies this distribution, and is available at
   8 # http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Usage example:
  11 #   from opnfv.utils.Credentials import Credentials as credentials
  12 #   credentials("fuel", "10.20.0.2", "root", "r00tme").fetch('./openrc')
  13 #
  14
  15 import os
  16
  17 import opnfv.installer_adapters.InstallerHandler as ins_handler
  18 import opnfv.utils.Connection as con
  19 import opnfv.utils.OPNFVLogger as logger
  20
  21
  22 class Credentials(object):
  23
  24     def __init__(self, installer, ip, user, password=None):
  25         self.installer = installer
  26         self.ip = ip
  27         self.logger = logger.Logger("Credentials", level="DEBUG").getLogger()
  28         self.connection = con.Connection()
  29
  30         if self.__check_installer_name(self.installer) != os.EX_OK:
  31             self.logger.error("Installer %s not supported!" % self.installer)
  32             return os.EX_CONFIG
  33         else:
  34             self.logger.debug("Installer %s supported." % self.installer)
  35
  36         if self.connection.verify_connectivity(self.ip) != os.EX_OK:
  37             self.logger.error("Installer %s not reachable!" % self.ip)
  38             return os.EX_UNAVAILABLE
  39         else:
  40             self.logger.debug("IP %s is reachable!" % self.ip)
  41
  42         self.logger.debug(
  43             "Trying to stablish ssh connection to %s ..." % self.ip)
  44         self.handler = ins_handler.InstallerHandler(installer,
  45                                                     ip,
  46                                                     user,
  47                                                     password)
  48
  49     def __check_installer_name(self, installer):
  50         if installer not in ("apex", "compass", "daisy", "fuel", "joid"):
  51             return os.EX_CONFIG
  52         else:
  53             return os.EX_OK
  54
  55     def __check_path(self, path):
  56         try:
  57             with open(path, 'a'):
  58                 os.utime(path, None)
  59             return os.EX_OK
  60         except IOError as e:
  61             self.logger.error(e)
  62             return os.EX_IOERR
  63
  64     def __fetch_creds_apex(self, target_path):
  65         # TODO
  66         pass
  67
  68     def __fetch_creds_compass(self, target_path):
  69         # TODO
  70         pass
  71
  72     def __fetch_creds_daisy(self, target_path):
  73         # TODO
  74         pass
  75
  76     def __fetch_creds_fuel(self, target_path):
  77         creds_file = '/root/openrc'
  78         try:
  79             self.handler.get_file_from_controller(creds_file, target_path)
  80         except Exception as e:
  81             self.logger.error(
  82                 "Cannot get %s from controller. %e" % (creds_file, e))
  83         pass
  84
  85     def __fetch_creds_joid(self, target_path):
  86         # TODO
  87         pass
  88
  89     def fetch(self, target_path):
  90         if self.__check_path(target_path) != os.EX_OK:
  91             self.logger.error(
  92                 "Target path %s does not exist!" % target_path)
  93             return os.EX_IOERR
  94         else:
  95             self.logger.debug("Target path correct.")
  96
  97         self.logger.info("Fetching credentials from the deployment...")
  98         if self.installer == "apex":
  99             self.__fetch_creds_apex(target_path)
 100         elif self.installer == "compass":
 101             self.__fetch_creds_compass(target_path)
 102         elif self.installer == "daisy":
 103             self.__fetch_creds_daisy(target_path)
 104         elif self.installer == "fuel":
 105             self.__fetch_creds_fuel(target_path)
 106         elif self.installer == "joid":
 107             self.__fetch_creds_joid(target_path)