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311 lines (255 loc) · 11 KB
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import pygame
import sys
import time
import os
import json
import numpy as np
from pygame.locals import *
# Инициализация Pygame
pygame.init()
# Константы
SCREEN_WIDTH, SCREEN_HEIGHT = 800, 600
BG_COLOR = (240, 240, 240)
RECORD_COLOR = (255, 200, 200)
VERIFY_COLOR = (200, 255, 200)
TEXT_COLOR = (50, 50, 50)
PATH_COLOR = (70, 130, 180)
CLICK_COLOR = (220, 60, 60)
FONT_SIZE = 24
PASSWORD_FILE = "mouse_password.json"
RECORD_TIME = 4 # время записи пароля в секундах
# Настройка окна
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption("Mouse Password Authentication")
font = pygame.font.SysFont(None, FONT_SIZE)
clock = pygame.time.Clock()
class MousePassword:
def __init__(self):
self.reset()
self.reference = None
self.load_password()
def reset(self):
self.events = []
self.recording = False
self.verifying = False
self.start_time = 0
self.message = ""
self.message_color = TEXT_COLOR
def start_recording(self):
self.reset()
self.recording = True
self.start_time = time.time()
self.message = "Записывайте пароль в течение 7 секунд"
def start_verification(self):
if not self.reference:
self.message = "Сначала запишите пароль!"
return
self.reset()
self.verifying = True
self.start_time = time.time()
self.message = "Повторите пароль в течение 7 секунд"
def record_event(self, event_type, pos):
if not (self.recording or self.verifying):
return
current_time = time.time() - self.start_time
if current_time >= RECORD_TIME:
self.finish_input()
return
# Фильтрация микро-движений
if event_type == "move" and self.events:
last_pos = self.events[-1]["pos"]
distance = ((pos[0] - last_pos[0])**2 + (pos[1] - last_pos[1])**2)**0.5
if distance < 2: # игнорировать микро-движения
return
self.events.append({
"type": event_type,
"pos": pos,
"time": current_time
})
def finish_input(self):
if not self.events:
self.message = "Пароль не введен!"
self.recording = False
self.verifying = False
return
normalized = self.normalize_events(self.events)
if self.recording:
self.reference = normalized
self.save_password()
self.message = "Пароль успешно сохранен!"
self.recording = False
elif self.verifying:
similarity = self.compare_events(self.reference, normalized)
threshold = 0.85 # порог совпадения
if similarity >= threshold:
self.message = f"✅ Пароль верный! Сходство: {similarity:.2f}"
self.message_color = (0, 150, 0)
else:
self.message = f"❌ Пароль неверный! Сходство: {similarity:.2f}"
self.message_color = (180, 0, 0)
self.verifying = False
def normalize_events(self, events):
"""Нормализация событий для сравнения"""
if not events:
return []
# Вычисление границ
x_coords = [e["pos"][0] for e in events]
y_coords = [e["pos"][1] for e in events]
min_x, max_x = min(x_coords), max(x_coords)
min_y, max_y = min(y_coords), max(y_coords)
# Масштаб для нормализации
width = max(1, max_x - min_x)
height = max(1, max_y - min_y)
scale = max(width, height)
# Нормализация координат и времени
normalized = []
for event in events:
norm_x = (event["pos"][0] - min_x) / scale
norm_y = (event["pos"][1] - min_y) / scale
norm_time = event["time"] / RECORD_TIME
normalized.append({
"type": event["type"],
"pos": (norm_x, norm_y),
"time": norm_time
})
return normalized
def compare_events(self, ref_events, input_events):
"""Сравнение двух последовательностей событий"""
# Весовые коэффициенты для разных аспектов
POSITION_WEIGHT = 0.6
TIME_WEIGHT = 0.3
SEQUENCE_WEIGHT = 0.1
# Проверка количества кликов
ref_clicks = [e for e in ref_events if e["type"] == "click"]
input_clicks = [e for e in input_events if e["type"] == "click"]
if len(ref_clicks) != len(input_clicks):
return 0.0 # разное количество кликов
# Сравнение позиций и времени
position_score = 0
time_score = 0
sequence_score = 0
min_length = min(len(ref_events), len(input_events))
for i in range(min_length):
# Сравнение позиций
ref_pos = ref_events[i]["pos"]
in_pos = input_events[i]["pos"]
dx = ref_pos[0] - in_pos[0]
dy = ref_pos[1] - in_pos[1]
position_score += 1 - min(1, (dx**2 + dy**2)**0.5)
# Сравнение времени
time_diff = abs(ref_events[i]["time"] - input_events[i]["time"])
time_score += 1 - min(1, time_diff)
# Нормализация оценок
position_score /= min_length
time_score /= min_length
# Сравнение последовательности событий
sequence_score = sum(
1 for i in range(min_length)
if ref_events[i]["type"] == input_events[i]["type"]
) / min_length
# Итоговое сходство
similarity = (
position_score * POSITION_WEIGHT +
time_score * TIME_WEIGHT +
sequence_score * SEQUENCE_WEIGHT
)
return similarity
def save_password(self):
"""Сохранение пароля в файл"""
if not self.reference:
return
try:
with open(PASSWORD_FILE, 'w') as f:
json.dump(self.reference, f)
except Exception as e:
print(f"Ошибка сохранения пароля: {e}")
def load_password(self):
"""Загрузка пароля из файла"""
if not os.path.exists(PASSWORD_FILE):
return
try:
with open(PASSWORD_FILE, 'r') as f:
self.reference = json.load(f)
except Exception as e:
print(f"Ошибка загрузки пароля: {e}")
# Создаем объект для работы с паролем
password_manager = MousePassword()
# Основной цикл
running = True
last_pos = None
while running:
current_time = time.time()
screen.fill(BG_COLOR)
# Обработка событий
for event in pygame.event.get():
if event.type == QUIT:
running = False
elif event.type == KEYDOWN:
if event.key == K_r:
password_manager.start_recording()
elif event.key == K_v:
password_manager.start_verification()
elif event.key == K_c:
password_manager.reset()
password_manager.message = "Пароль сброшен"
elif event.key == K_ESCAPE:
running = False
elif event.type == MOUSEMOTION:
if password_manager.recording or password_manager.verifying:
password_manager.record_event("move", event.pos)
last_pos = event.pos
elif event.type == MOUSEBUTTONDOWN:
if password_manager.recording or password_manager.verifying:
password_manager.record_event("click", event.pos)
last_pos = event.pos
# Проверка таймаута ввода
if (password_manager.recording or password_manager.verifying):
elapsed = current_time - password_manager.start_time
if elapsed >= RECORD_TIME:
password_manager.finish_input()
# Отрисовка интерфейса
if password_manager.recording:
screen.fill(RECORD_COLOR)
elif password_manager.verifying:
screen.fill(VERIFY_COLOR)
# Отрисовка пути ввода
if password_manager.events:
points = [e["pos"] for e in password_manager.events]
if len(points) > 1:
pygame.draw.lines(screen, PATH_COLOR, False, points, 2)
# Отрисовка кликов
for event in password_manager.events:
if event["type"] == "click":
pygame.draw.circle(screen, CLICK_COLOR, event["pos"], 10, 2)
# Отображение времени ввода
if password_manager.recording or password_manager.verifying:
elapsed = current_time - password_manager.start_time
time_left = max(0, RECORD_TIME - elapsed)
time_text = font.render(f"Осталось: {time_left:.1f} сек", True, TEXT_COLOR)
screen.blit(time_text, (20, 20))
# Отображение инструкций
help_text = [
"Управление:",
"R - Записать новый пароль",
"V - Проверить пароль",
"C - Сбросить",
"ESC - Выход",
"",
"Инструкция:",
"1. Нажмите R и создайте пароль мышью (7 сек)",
"2. Нажмите V и повторите пароль для проверки",
"3. Клики мыши учитываются как часть пароля"
]
for i, text in enumerate(help_text):
text_surface = font.render(text, True, TEXT_COLOR)
screen.blit(text_surface, (20, 60 + i * 30))
# Отображение статуса
status_text = font.render(password_manager.message, True, password_manager.message_color)
screen.blit(status_text, (SCREEN_WIDTH // 2 - status_text.get_width() // 2, SCREEN_HEIGHT - 50))
if password_manager.reference:
status = font.render("Пароль сохранен в системе", True, (0, 100, 0))
screen.blit(status, (SCREEN_WIDTH - status.get_width() - 20, 20))
pygame.display.flip()
clock.tick(60)
pygame.quit()
sys.exit()