CCPP/attack.py

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Python
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2025-04-20 20:55:06 +08:00
import argparse
import numpy as np
import os
import time
import torch
from attacker import Attacker
def attack_process(opt):
try:
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
# device = 'cpu'
print(device)
#device = 'cuda' if torch.cuda.is_available() else 'cpu'
# os.makedirs('result_%s_%d_%s/%s/figures%s' % (str(opt.magnitude_factor), opt.topk,
# opt.model, opt.run_tag,opt.gpu), exist_ok=True)
os.makedirs('result_%s_%s/%s/figures%s' % (str(opt.magnitude_factor),
opt.model, opt.run_tag, opt.gpu), exist_ok=True)
data_path = 'data/' + opt.run_tag + '/' + opt.run_tag + '_attack'+opt.gpu+'.txt'
test_data = np.loadtxt(data_path)
size = test_data.shape[0]-1
idx_array = np.arange(size)
attacker = Attacker(run_tag=opt.run_tag, e=opt.e,
model_type=opt.model, cuda=opt.cuda, normalize=opt.normalize, device=device, gpu=opt.gpu, classes=opt.classes)
# record of the running time
start_time = time.time()
# count the number of the successful instances, mse,iterations,queries
success_cnt = 0
right_cnt = 0
total_mse = 0
total_iterations = 0
total_quries = 0
for idx in idx_array:
print('###Start %s : generating adversarial example of the %d sample ###' % (opt.run_tag, idx))
ori_ts, attack_ts, info = attacker.attack(sample_idx=idx, target_class=opt.target_class,
factor=opt.magnitude_factor, max_iteration=opt.maxitr,
popsize=opt.popsize,device=device)
# only save the successful adversarial example
if info[-1] == 'Success':
success_cnt = success_cnt + 1
total_iterations += info[-2]
total_mse += info[-3]
total_quries += info[-4]
file0 = open('result_' + str(opt.magnitude_factor) + '_' + opt.model
+ '/' + opt.run_tag + '/ori_time_series' + str(opt.gpu) + '.txt', 'a+')
file0.write('%d %d ' % (idx, info[3]))
for i in ori_ts:
file0.write('%.4f ' % i)
file0.write('\n')
file0.close()
file = open('result_' + str(opt.magnitude_factor) + '_' + opt.model
+ '/' + opt.run_tag + '/attack_time_series' + str(opt.gpu) + '.txt', 'a+')
file.write('%d %d ' % (idx, info[3]))
for i in attack_ts:
file.write('%.4f ' % i)
file.write('\n')
file.close()
if info[-1] != 'WrongSample':
right_cnt += 1
# Save the returned information, whether the attack was successful or not
file = open('result_' + str(opt.magnitude_factor) + '_' + opt.model
+ '/' + opt.run_tag + '/information' + opt.gpu + '.txt', 'a+')
file.write('%d ' % idx)
for i in info:
if isinstance(i, int):
file.write('%d ' % i)
elif isinstance(i, float):
file.write('%.4f ' % i)
else:
file.write(str(i) + ' ')
file.write('\n')
file.close()
endtime = time.time()
total = endtime - start_time
# print useful information
print('Running time: %.4f ' % total)
print('Correctly-classified samples: %d' % right_cnt)
print('Successful samples: %d' % success_cnt)
print('Success rate%.2f%%' % (success_cnt / right_cnt * 100))
print('Misclassification rate%.2f%%' % (success_cnt / size * 100))
print('ANI: %.2f' % (total_iterations / success_cnt))
print('MSE: %.4f' % (total_mse / success_cnt))
print('Mean queries%.2f\n' % (total_quries / success_cnt))
# save the useful information
file = open('result_' + str(opt.magnitude_factor) + '_' + opt.model
+ '/' + opt.run_tag + '/information' + opt.gpu + '.txt', 'a+')
file.write('Running time:%.4f\n' % total)
file.write('Correctly-classified samples: %d' % right_cnt)
file.write('Successful samples:%d\n' % success_cnt)
file.write('Success rate%.2f%%' % (success_cnt / right_cnt * 100))
file.write('Misclassification rate%.2f%%\n' % (success_cnt / size * 100))
file.write('ANI:%.2f\n' % (total_iterations / success_cnt))
file.write('MSE:%.4f\n' % (total_mse / success_cnt))
file.write('Mean queries%.2f\n' % (total_quries / success_cnt))
file.close()
return True
except Exception as e:
import traceback
print("失败:" + str(e))
print(traceback.format_exc())
return False