脚本如下

import requests
import smtplib
from email.mime.text import MIMEText

# 设置要监控的URL列表
URLS = [
    'http://www.example.com',
    'http://www.example.org',
    # 添加更多需要监控的URL
]

# 设置允许的HTTP状态码
ALLOWED_STATUS_CODES = [200, 301, 302]

# 设置发送邮件的参数
SENDER = 'your_email@example.com'
RECIPIENT = 'recipient@example.com'
SMTP_SERVER = 'smtp.example.com'
SMTP_PORT = 587
SMTP_USERNAME = 'your_username'
SMTP_PASSWORD = 'your_password'

def send_alert_email(url, status_code):
    """发送HTTP状态码警报邮件"""
    subject = 'Web服务器HTTP状态码警报'
    body = f'URL: {url}\n'
    body += f'HTTP状态码: {status_code}\n'
    body += '请立即检查并处理!'
    msg = MIMEText(body)
    msg['Subject'] = subject
    msg['From'] = SENDER
    msg['To'] = RECIPIENT

    with smtplib.SMTP(SMTP_SERVER, SMTP_PORT) as server:
        server.starttls()
        server.login(SMTP_USERNAME, SMTP_PASSWORD)
        server.send_message(msg)

def monitor_urls():
    """监控Web服务器的HTTP响应状态码"""
    for url in URLS:
        try:
            response = requests.get(url)
            status_code = response.status_code
            if status_code not in ALLOWED_STATUS_CODES:
                send_alert_email(url, status_code)
        except requests.RequestException as e:
            print(f'无法访问 {url}: {e}')

if __name__ == '__main__':
    monitor_urls()