yardstick/benchmark/scenarios/availability/operation/operation_general.py

   1 ##############################################################################
   2 # Copyright (c) 2016 Juan Qiu and others
   3 # juan_ qiu@tongji.edu.cn
   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 from __future__ import absolute_import
  10 import logging
  11
  12 from yardstick.benchmark.scenarios.availability.operation.baseoperation \
  13     import \
  14     BaseOperation
  15
  16 import yardstick.ssh as ssh
  17 from yardstick.benchmark.scenarios.availability.util \
  18     import buildshellparams, execute_shell_command, \
  19     read_stdout_item, build_shell_command
  20
  21 LOG = logging.getLogger(__name__)
  22
  23
  24 class GeneralOperaion(BaseOperation):
  25
  26     __operation__type__ = "general-operation"
  27
  28     def setup(self):
  29         LOG.debug("config:%s context:%s", self._config, self._context)
  30         host = self._context.get(self._config.get('host', None), None)
  31
  32         self.connection = None
  33         if host:
  34             self.connection = ssh.SSH.from_node(
  35                 host, defaults={"user": "root"})
  36             self.connection.wait(timeout=600)
  37             LOG.debug("ssh host success!")
  38
  39         self.key = self._config['key']
  40         self.operation_key = self._config['operation_key']
  41
  42         if "action_parameter" in self._config:
  43             self.actionParameter_config = self._config['action_parameter']
  44
  45         if "rollback_parameter" in self._config:
  46             rollbackParameter = self._config['rollback_parameter']
  47             str = buildshellparams(
  48                 rollbackParameter, True if self.connection else False)
  49             l = list(item for item in rollbackParameter.values())
  50             self.rollback_param = str.format(*l)
  51
  52         self.operation_cfgs = BaseOperation.operation_cfgs.get(
  53             self.operation_key)
  54         self.action_script = self.get_script_fullpath(
  55             self.operation_cfgs['action_script'])
  56         self.rollback_script = self.get_script_fullpath(
  57             self.operation_cfgs['rollback_script'])
  58
  59     def run(self):
  60         if "action_parameter" in self._config:
  61             self.action_param = \
  62                 build_shell_command(
  63                     self.actionParameter_config,
  64                     True if self.connection else False,
  65                     self.intermediate_variables)
  66             if self.connection:
  67                 with open(self.action_script, "r") as stdin_file:
  68                     exit_status, stdout, stderr = self.connection.execute(
  69                         "sudo {}".format(self.action_param),
  70                         stdin=stdin_file)
  71             else:
  72                 exit_status, stdout = \
  73                     execute_shell_command(
  74                         "/bin/bash {0} {1}".format(
  75                             self.action_script, self.action_param))
  76         else:
  77             if self.connection:
  78                 with open(self.action_script, "r") as stdin_file:
  79                     exit_status, stdout, stderr = self.connection.execute(
  80                         "sudo /bin/sh -s ",
  81                         stdin=stdin_file)
  82             else:
  83                 exit_status, stdout = execute_shell_command(
  84                     "/bin/bash {0}".format(self.action_script))
  85
  86         if exit_status == 0:
  87             LOG.debug("success,the operation's output is: %s", stdout)
  88             if "return_parameter" in self._config:
  89                 returnParameter = self._config['return_parameter']
  90                 for key, item in returnParameter.items():
  91                     value = read_stdout_item(stdout, key)
  92                     LOG.debug("intermediate variables %s: %s", item, value)
  93                     self.intermediate_variables[item] = value
  94         else:
  95             LOG.error(
  96                 "the operation's error, stdout:%s, stderr:%s",
  97                 stdout, stderr)
  98
  99     def rollback(self):
 100         if "rollback_parameter" in self._config:
 101             if self.connection:
 102                 with open(self.rollback_script, "r") as stdin_file:
 103                     exit_status, stdout, stderr = self.connection.execute(
 104                         "sudo {}".format(self.rollback_param),
 105                         stdin=stdin_file)
 106             else:
 107                 exit_status, stdout = \
 108                     execute_shell_command(
 109                         "/bin/bash {0} {1}".format(
 110                             self.rollback_script, self.rollback_param))
 111         else:
 112             if self.connection:
 113                 with open(self.rollback_script, "r") as stdin_file:
 114                     exit_status, stdout, stderr = self.connection.execute(
 115                         "sudo /bin/sh -s ",
 116                         stdin=stdin_file)
 117             else:
 118                 exit_status, stdout = execute_shell_command(
 119                     "/bin/bash {0}".format(self.rollback_script))