blacklist_ips = {"85.234.12.1"}
def parse_log_line(line: str) -> dict:
parts = line.split()
try:
return {
"ip": parts[0],
"user": None if parts[2] == "-" else parts[2],
"method": parts[5].strip('"'),
"path": parts[6],
"status_code": int(parts[-1])
}
except (ValueError, IndexError):
return None
def is_suspicious(log_dict: dict, blacklist: set) -> bool:
if log_dict["ip"] in blacklist:
return True
if log_dict["status_code"] in (401, 403):
return True
if log_dict["path"].startswith("/admin"):
return True
return False
def count_failed_logins(logs_list: list) -> dict:
result = {}
for log in logs_list:
if log["status_code"] == 401:
ip = log["ip"]
result[ip] = result.get(ip, 0) + 1
return result
test_line = '192.168.1.10 - - [10/Oct/2023:13:55:36] "GET /index.html HTTP/1.1" 401'
result = parse_log_line(test_line)
all_logs = []
with open("network_log.txt", "r", encoding="utf-8") as f:
for line in f:
line = line.strip()
print("СЫРАЯ СТРОКА", line)
if not line:
continue
parsed = parse_log_line(line)
if parsed is None:
print("СЫРАЯ СТРОКА", line)
continue
all_logs.append(parsed)
with open("suspicious_report.txt", "w", encoding="utf-8") as f:
for log in all_logs:
if is_suspicious(log, blacklist_ips):
message = f"[ВНИМАНИЕ] IP: {log['ip']} | Путь: {log['path']} | Код: {log['status_code']}\n"
f.write(message)
failed_logins = count_failed_logins(all_logs)
for ip, count in failed_logins.items():
print(f"IP {ip}: {count} неудачных попыток входа")
print(all_logs)