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
98
99
|
##############################################################################
# Copyright (c) 2016 Juan Qiu and others
# juan_ qiu@tongji.edu.cn
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from __future__ import absolute_import
import logging
import yardstick.ssh as ssh
from yardstick.benchmark.scenarios.availability import util
from yardstick.benchmark.scenarios.availability.attacker.baseattacker import \
BaseAttacker
LOG = logging.getLogger(__name__)
class GeneralAttacker(BaseAttacker):
__attacker_type__ = 'general-attacker'
def setup(self):
LOG.debug("config:%s context:%s", self._config, self._context)
host = self._context.get(self._config['host'], None)
ip = host.get("ip", None)
user = host.get("user", "root")
ssh_port = host.get("ssh_port", ssh.DEFAULT_PORT)
key_filename = host.get("key_filename", "~/.ssh/id_rsa")
self.connection = ssh.SSH(user, ip, key_filename=key_filename,
port=ssh_port)
self.connection.wait(timeout=600)
LOG.debug("ssh host success!")
self.key = self._config['key']
self.attack_key = self._config['attack_key']
if "action_parameter" in self._config:
actionParameter = self._config['action_parameter']
str = util.buildshellparams(actionParameter)
LOG.debug("inject parameter is: %s", actionParameter)
LOG.debug("inject parameter values are: %s",
list(actionParameter.values()))
l = list(actionParameter.values())
self.action_param = str.format(*l)
if "rollback_parameter" in self._config:
rollbackParameter = self._config['rollback_parameter']
str = util.buildshellparams(rollbackParameter)
LOG.debug("recover parameter is: %s", rollbackParameter)
LOG.debug("recover parameter values are: %s",
list(rollbackParameter.values()))
l = list(rollbackParameter.values())
self.rollback_param = str.format(*l)
self.fault_cfg = BaseAttacker.attacker_cfgs.get(self.attack_key)
self.inject_script = self.get_script_fullpath(
self.fault_cfg['inject_script'])
self.recovery_script = self.get_script_fullpath(
self.fault_cfg['recovery_script'])
def inject_fault(self):
LOG.debug("%s starting inject!", self.key)
LOG.debug("the inject_script path:%s", self.inject_script)
if "action_parameter" in self._config:
LOG.debug("the shell command is: %s", self.action_param)
with open(self.inject_script, "r") as stdin_file:
exit_status, stdout, stderr = self.connection.execute(
self.action_param,
stdin=stdin_file)
else:
with open(self.inject_script, "r") as stdin_file:
exit_status, stdout, stderr = self.connection.execute(
"/bin/bash -s ",
stdin=stdin_file)
LOG.debug("the inject_fault's exit status is: %s", exit_status)
if exit_status == 0:
LOG.debug("success,the inject_fault's output is: %s", stdout)
else:
LOG.error(
"the inject_fault's error, stdout:%s, stderr:%s",
stdout, stderr)
def recover(self):
if "rollback_parameter" in self._config:
LOG.debug("the shell command is: %s", self.rollback_param)
with open(self.recovery_script, "r") as stdin_file:
exit_status, stdout, stderr = self.connection.execute(
self.rollback_param,
stdin=stdin_file)
else:
with open(self.recovery_script, "r") as stdin_file:
exit_status, stdout, stderr = self.connection.execute(
"/bin/bash -s ",
stdin=stdin_file)
|
