yardstick/benchmark/scenarios/lib/create_keypair.py

   1 ##############################################################################
   2 # Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9
  10 from __future__ import print_function
  11 from __future__ import absolute_import
  12
  13 import logging
  14 import paramiko
  15
  16 from yardstick.benchmark.scenarios import base
  17 import yardstick.common.openstack_utils as op_utils
  18
  19 LOG = logging.getLogger(__name__)
  20
  21
  22 class CreateKeypair(base.Scenario):
  23     """Create an OpenStack keypair"""
  24
  25     __scenario_type__ = "CreateKeypair"
  26
  27     def __init__(self, scenario_cfg, context_cfg):
  28         self.scenario_cfg = scenario_cfg
  29         self.context_cfg = context_cfg
  30         self.options = self.scenario_cfg['options']
  31
  32         self.key_name = self.options.get("key_name", "yardstick_key")
  33         self.key_filename = self.options.get("key_path", "/tmp/yardstick_key")
  34
  35         self.setup_done = False
  36
  37     def setup(self):
  38         """scenario setup"""
  39
  40         self.setup_done = True
  41
  42     def run(self, result):
  43         """execute the test"""
  44
  45         if not self.setup_done:
  46             self.setup()
  47
  48         rsa_key = paramiko.RSAKey.generate(bits=2048, progress_func=None)
  49         rsa_key.write_private_key_file(self.key_filename)
  50         print("Writing %s ..." % self.key_filename)
  51         with open(self.key_filename + ".pub", "w") as pubkey_file:
  52             pubkey_file.write(
  53                 "%s %s\n" % (rsa_key.get_name(), rsa_key.get_base64()))
  54         del rsa_key
  55
  56         keypair = op_utils.create_keypair(self.key_name,
  57                                           self.key_filename + ".pub")
  58
  59         if keypair:
  60             LOG.info("Create keypair successful!")
  61         else:
  62             LOG.info("Create keypair failed!")
  63         try:
  64             keys = self.scenario_cfg.get('output', '').split()
  65         except KeyError:
  66             pass
  67         else:
  68             values = [keypair.id]
  69             return self._push_to_outputs(keys, values)