-
Notifications
You must be signed in to change notification settings - Fork 0
/
random_inject.py
240 lines (184 loc) · 8.61 KB
/
random_inject.py
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
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
#!/usr/bin/env python
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import time
import argparse
from datetime import datetime
import itertools
import logging
import shutil
import json
import random
from collections import namedtuple
import ansible.constants as C
from ansible.executor.task_queue_manager import TaskQueueManager
from ansible.module_utils.common.collections import ImmutableDict
from ansible.inventory.manager import InventoryManager
from ansible.parsing.dataloader import DataLoader
from ansible.playbook.play import Play
from ansible.plugins.callback import CallbackBase
from ansible.vars.manager import VariableManager
from ansible import context
from tcnetempy.TcNetem import TcNetem
from tcnetempy.Fault import *
from tcnetempy.Event import FaultEvent
from tcnetempy.StressNg import StressNg
from tcnetempy.utils import get_interfaces, calculate_time
# Create a callback plugin so we can capture the output
class ResultsCollectorJSONCallback(CallbackBase):
"""A sample callback plugin used for performing an action as results come in.
If you want to collect all results into a single object for processing at
the end of the execution, look into utilizing the ``json`` callback plugin
or writing your own custom callback plugin.
"""
def __init__(self, *args, **kwargs):
super(ResultsCollectorJSONCallback, self).__init__(*args, **kwargs)
self.host_ok = {}
self.host_unreachable = {}
self.host_failed = {}
def v2_runner_on_unreachable(self, result):
host = result._host
self.host_unreachable[host.get_name()] = result
def v2_runner_on_ok(self, result, *args, **kwargs):
"""Print a json representation of the result.
Also, store the result in an instance attribute for retrieval later
"""
host = result._host
self.host_ok[host.get_name()] = result
print(json.dumps({host.name: result._result}, indent=4))
def v2_runner_on_failed(self, result, *args, **kwargs):
host = result._host
self.host_failed[host.get_name()] = result
DEFAULT_LOG_PATH = "../logs"
# Fault Injection Campaign
def get_args():
parser = argparse.ArgumentParser(description='Process args for retrieving arguments')
# log file
parser.add_argument('-l', "--log", help="log file", default=None, type=str)
parser.add_argument("--log_dir", help="log directory", default=DEFAULT_LOG_PATH, type=str)
# schedule
parser.add_argument("-pmin", "--padding_min", help="padding_time (second)", type=int)
parser.add_argument("-pmax", "--padding_max", type=int)
parser.add_argument("-d", "--duation", help="fault injection duation (second)", required=True, type=int)
# parser.add_argument("-dmin", "--duation_min", help="fault injection duation (second)", type=int)
# parser.add_argument("-dmax", "--duation_max", type=int)
parser.add_argument("--dry", action="store_true", help="dry run")
parser.add_argument("--interface_num", help="number of interfaces", type=int, )
parser.add_argument("-g", "--group", type=str)
parser.add_argument("-H", "--hosts", type=str)
parser.add_argument("-i", "--inventory", required=True, type=str)
# parser.add_argument("-m", "--mode", required=True)
return parser.parse_args()
# CPU_FAULTS = reversed(["2", "4", "8", "16", "32"])
# MEMORY_FAULTS = reversed([1, 2, 4, 6, 8])
# DISK_FAULTS = reversed([1, 2, 4, 8, 16])
# NETWORK_FAULTS = [(1000, 0), (1000, 25), (1000, 50), (0, 25), (0, 50)]
CPU_FAULTS = reversed(["16", "32"])
MEMORY_FAULTS = reversed([6, 8])
DISK_FAULTS = reversed([8, 16])
NETWORK_FAULTS = [(3000, 50)]
if __name__ == "__main__":
args = get_args()
args.mode = "random"
if args.log is None:
os.makedirs(DEFAULT_LOG_PATH, exist_ok=True)
args.log = f"{args.log_dir}/{args.mode}_{datetime.now().strftime('%Y-%m-%d-%H:%M:%S')}.log"
print("log file: ", args.log)
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
handlers=[
logging.FileHandler(args.log),
logging.StreamHandler()
])
context.CLIARGS = ImmutableDict(connection='smart', module_path=['/to/mymodules', '/usr/share/ansible'], forks=10, become=True,
become_method="sudo", become_user="root", check=False, diff=False, verbosity=0)
loader = DataLoader()
passwords = dict(vault_pass='secret')
results_callback = ResultsCollectorJSONCallback()
inventory = InventoryManager(loader=loader, sources = [args.inventory, ])
variable_manager = VariableManager(loader=loader, inventory=inventory)
if args.group:
host_list = inventory.get_groups_dict()[args.group]
elif args.hosts:
host_list = args.hosts.split(",")
else:
raise Exception
print("host_list:", host_list)
stressNg = StressNg()
devices = get_interfaces()
devices = [ device for device in devices if device != "lo" and not device.startswith("v") and not device.startswith("b")]
if args.interface_num:
devices = devices[:args.interface_num]
# logging.info(f"Devices: {devices}")
print(f"Devices: {devices}")
network_commands = [TcNetem(interface=device, faults=[
Delay(time=f"{fault_values[0]}ms", jitter="20ms"),
Loss(rate=f"{fault_values[1]}%", correlation="25%"),
]).build_campaign_command(args.duation) for device in devices for fault_values in NETWORK_FAULTS]
all_commands = []
all_commands.extend(network_commands)
all_commands.extend([stressNg.cpu(fault, args.duation) for fault in CPU_FAULTS])
all_commands.extend([stressNg.memory(vm=fault, vm_bytes="1G", vm_hang=args.duation, timeout=args.duation) for fault in MEMORY_FAULTS])
all_commands.extend([stressNg.disk(io=fault, hdd=fault, timeout=args.duation) for fault in DISK_FAULTS])
print(all_commands)
if args.dry:
exit(0)
while True:
tqm = TaskQueueManager(
inventory=inventory,
variable_manager=variable_manager,
loader=loader,
passwords=passwords,
stdout_callback=results_callback, # Use our custom callback instead of the ``default`` callback plugin, which prints to stdout
)
# choose a command randomly
command = all_commands[random.randint(0, len(all_commands) -1)]
play_source = dict(
name="Ansible Play",
hosts=host_list,
gather_facts='no',
tasks=[
# dict(action=dict(module='shell', args='ls'), register='shell_out'),
# dict(action=dict(module='debug', args=dict(msg='{{shell_out.stdout}}'))),
# dict(action=dict(module='command', args=dict(cmd='/usr/bin/uptime'))),
dict(
action=dict(module='command',
args=dict(
cmd= command,
chdir="/root"
),
), register="shell_out"
),
# dict(
# action=dict(module='debug', args=dict(msg='{{shell_out.stdout}}'))
# )
],
# become="true",
# become_user="root"
)
print(play_source)
logging.info(f"Start_fault_injection, {host_list}, {command}")
play = Play().load(play_source, variable_manager=variable_manager, loader=loader)
# Actually run it
try:
result = tqm.run(play) # most interesting data for a play is actually sent to the callback's methods
except Exception as e:
print(e)
finally:
# we always need to cleanup child procs and the structures we use to communicate with them
tqm.cleanup()
if loader:
loader.cleanup_all_tmp_files()
# Remove ansible tmpdir
shutil.rmtree(C.DEFAULT_LOCAL_TMP, True)
print("UP ***********")
for host, result in results_callback.host_ok.items():
print('{0} >>> {1}'.format(host, result._result['stdout']))
print("FAILED *******")
for host, result in results_callback.host_failed.items():
print('{0} >>> {1}'.format(host, result._result['msg']))
print("DOWN *********")
for host, result in results_callback.host_unreachable.items():
print('{0} >>> {1}'.format(host, result._result['msg']))
time.sleep(random.randint(args.padding_min, args.padding_max))