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 (note: Fuel actually uses key-based auth, not user/pass):
  11 #   from opnfv.utils.Credentials import Credentials as credentials
  12 #   credentials("fuel", "10.20.0.2", "user", "password").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         # TODO
  78         pass
  79
  80     def __fetch_creds_joid(self, target_path):
  81         # TODO
  82         pass
  83
  84     def fetch(self, target_path):
  85         if self.__check_path(target_path) != os.EX_OK:
  86             self.logger.error(
  87                 "Target path %s does not exist!" % target_path)
  88             return os.EX_IOERR
  89         else:
  90             self.logger.debug("Target path correct.")
  91
  92         self.logger.info("Fetching credentials from the deployment...")
  93         if self.installer == "apex":
  94             self.__fetch_creds_apex(target_path)
  95         elif self.installer == "compass":
  96             self.__fetch_creds_compass(target_path)
  97         elif self.installer == "daisy":
  98             self.__fetch_creds_daisy(target_path)
  99         elif self.installer == "fuel":
 100             self.__fetch_creds_fuel(target_path)
 101         elif self.installer == "joid":
 102             self.__fetch_creds_joid(target_path)