# 使? ping3 庫進?Ping測試
import ping3

# 創(chuàng)建Ping對象
pinger = ping3.Ping()

# Ping主機并獲取延遲（如果主機可達）
host = "example.com"
response_time = pinger.ping(host)
if response_time is not None:
	print(f"{host} 可達，延遲為 {response_time} 毫秒")
else:
	print(f"{host} 不可達")

# 使? socket 庫檢查端?狀態(tài)
import socket

# 檢查端?是否開放
def is_port_open(host, port):
	sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
	sock.settimeout(1)
	result = sock.connect_ex((host, port))
	sock.close()
	return result == 0

host = "example.com"
port = 80
if is_port_open(host, port):
	print(f"端? {port} 開放")
else:
	print(f"端? {port} 未開放")

#!/usr/bin/env python3  
import sys  
import subprocess  
  
def check_ssh(host, port):  
    try:  
        result = subprocess.run(['ssh', f'{host}:{port}', 'echo', 'OK'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)  
        if result.stdout == b'OK\n':  
            return 0  # 正常狀態(tài)  
        else:  
            return 2  # 警告狀態(tài)  
    except Exception as e:  
        return 3  # 未知狀態(tài)  
  
if __name__ == '__main__':  
    host = sys.argv[1]  # 獲取主機名或IP地址  
    port = int(sys.argv[2])  # 獲取端口號  
    status = check_ssh(host, port)  
    if status == 0:  
        print('SSH服務正常')  
    elif status == 2:  
        print('SSH服務警告')  
    else:  
        print('SSH服務未知')

define host {  
    host_name           my_server  
    alias               My Server  
    address             192.168.1.100  
    check_command        check-host-alive  
    check_period         24x7  
    retry_interval       10  
    max_check_attempts    10  
}  
  
define service {  
    service_description   SSH Service  
    host_name             my_server  
    check_command         check_ssh!12345  # 替換為實際的主機名或IP地址和端口號  
    check_period          24x7  
    retry_interval         5  
    max_check_attempts     3  
}

import pyshark

# 捕獲?絡流量
cap = pyshark.LiveCapture(interface='eth0')

# 分析數據包
for packet in cap.sniff_continuously():
	print(packet)

import pcapy  
from dpkt import ethhdr, ip, tcp  
  
# 打開網絡接口進行監(jiān)聽  
dev = pcapy.findalldevs()[0]  # 通常使用第一個可用的網絡接口  
cap = pcapy.open_live(dev, 65536, 1, 0)  # 65536是緩沖區(qū)大小，1表示只捕獲進入的數據包，0表示不進行混雜模式  
  
try:  
    while True:  
        (header, payload) = cap.next()  # 讀取數據包  
        if header is None:  
            break  
        eth = ethhdr(header)  # 解析以太網頭  
        if eth.type == 0x800:  # 判斷是否為IP數據包  
            ip_packet = ip.ip(header[14:])  # 解析IP頭  
            if ip_packet.p == 0x11:  # 判斷是否為TCP數據包  
                tcp_packet = tcp.tcp(payload)  # 解析TCP頭  
                print(f"Source IP: {ip_packet.src}, Destination IP: {ip_packet.dst}, Source Port: {tcp_packet.sport}, Destination Port: {tcp_packet.dport}")  
except KeyboardInterrupt:  
    pass  # 可以通過Ctrl+C退出程序  
finally:  
    cap.close()  # 關閉捕獲接口

## 壓縮?件：
import zipfile

# 創(chuàng)建?個ZIP?件并添加?件
with zipfile.ZipFile('example.zip', 'w') as zipf:
	zipf.write('file1.txt')
	zipf.write('file2.txt')
 
 
## 解壓?件：
import zipfile

# 解壓ZIP?件
with zipfile.ZipFile('example.zip', 'r') as zipf:
	zipf.extractall('extracted_files/')
 
 
## 列出ZIP?件中的?件：
import zipfile

# 列出ZIP?件中的?件
with zipfile.ZipFile('example.zip', 'r') as zipf:
	file_list = zipf.namelist()
	print(file_list)

# 壓縮?件：
import rarfile

# 創(chuàng)建?個RAR?件并添加?件
with rarfile.RarFile('example.rar', 'w') as rar:
	rar.write('file1.txt')
	rar.write('file2.txt')


# 解壓?件：
import rarfile

# 解壓RAR?件
with rarfile.RarFile('example.rar', 'r') as rar:
	rar.extractall('extracted_files/')
 
 
# 列出RAR?件中的?件：
import rarfile

# 列出RAR?件中的?件
with rarfile.RarFile('example.rar', 'r') as rar:
	file_list = rar.namelist()
	print(file_list)

# 從 tar.gz 文件中刪除一個文件
with tarfile.open('example.tar.gz', 'r:gz') as tar:  
    for member in tar.getmembers():  
        if member.name == 'file_to_add.txt':  
            tar.remove(member)  
            break  
    tar.write("new_example.tar.gz", members=tar.getmembers())

# 創(chuàng)建時為其設置密碼：
with zipfile.ZipFile('example_password_protected.zip', 'w', zipfile.ZIP_DEFLATED) as zf:  
    zf.setpassword(b'my_password'.encode('utf-8'))  # 設置密碼為 "my_password"  
    zf.write('file_to_add.txt')