家庭服务器IPV6搭建无限邮箱系统指南

qq邮箱操作
// 邮箱配置信息
// 注意：使用QQ邮箱需要先开启IMAP服务并获取授权码
// 设置方法：登录QQ邮箱 -> 设置 -> 账户 -> 开启IMAP/SMTP服务 -> 生成授权码

服务器操作
fetchmail 同步QQ邮箱
nginx搭建web显示本地同步过来的邮箱

ssh端浏览邮箱
通过python脚本实现其他用户登录可浏览邮件

腾讯云
dns转给cloudflare

cloudflare
信件全局转发到QQ
AAAA解析到物理机IPV6

演示站点 fengche.site
博客 xoxome.online

下面是ssh端服务器脚本

#!/usr/bin/env python3
# -*- coding: utf-8 -*-import os
import sys
import email
import email.header
import email.utils
import datetime
import subprocess
import tempfile# 邮件目录
MAIL_DIR = "/home/y/Maildir/INBOX/new/new"def clear_screen():"""清屏"""os.system("clear")def decode_header(header):"""解码邮件头部信息"""if not header:return "未知"decoded_header = email.header.decode_header(header)result = ""for text, charset in decoded_header:if isinstance(text, bytes):try:if charset:result += text.decode(charset)else:result += text.decode("utf-8", "replace")except:result += text.decode("utf-8", "replace")else:result += textreturn resultdef get_email_info(mail_file):"""获取邮件信息"""with open(mail_file, "rb") as f:msg = email.message_from_binary_file(f)from_addr = decode_header(msg.get("From", "未知"))to_addr = decode_header(msg.get("To", "未知"))subject = decode_header(msg.get("Subject", "未知"))date_str = msg.get("Date", "")try:date = email.utils.parsedate_to_datetime(date_str)date_formatted = date.strftime("%Y-%m-%d %H:%M:%S")except:date_formatted = date_strreturn {"from": from_addr,"to": to_addr,"subject": subject,"date": date_formatted}def html_to_text(html_content):"""将HTML转换为可读文本"""# 使用临时文件保存HTML内容with tempfile.NamedTemporaryFile(suffix='.html', delete=False) as f:f.write(html_content.encode('utf-8'))temp_filename = f.nametry:# 尝试使用w3m将HTML转换为文本 try:result = subprocess.run(['w3m', '-dump', temp_filename], capture_output=True, text=True, check=True)text = result.stdoutexcept (subprocess.SubprocessError, FileNotFoundError):# 如果w3m不可用，尝试使用lynxtry:result = subprocess.run(['lynx', '-dump', '-force_html', temp_filename],capture_output=True, text=True, check=True)text = result.stdoutexcept (subprocess.SubprocessError, FileNotFoundError):# 如果lynx也不可用，使用简单的HTML标签移除text = html_content# 移除常见HTML标签tags_to_remove = ['<html>', '</html>', '<body>', '</body>', '<head>', '</head>','<script>', '</script>', '<style>', '</style>']for tag in tags_to_remove:text = text.replace(tag, '')# 将<br>和<p>替换为换行符text = text.replace('<br>', '\n').replace('<p>', '\n').replace('</p>', '\n')# 移除其他HTML标签in_tag = Falseresult = ""for char in text:if char == '<':in_tag = Trueelif char == '>':in_tag = Falseelif not in_tag:result += chartext = resultreturn textfinally:# 清理临时文件try:os.unlink(temp_filename)except:passdef extract_email_content(mail_file):"""提取邮件内容"""with open(mail_file, "rb") as f:msg = email.message_from_binary_file(f)content = ""html_content = ""if msg.is_multipart():for part in msg.walk():content_type = part.get_content_type()content_disposition = part.get("Content-Disposition", "")# 忽略附件if "attachment" in content_disposition:continue# 获取文本内容if content_type == "text/plain" and not content:payload = part.get_payload(decode=True)if payload:charset = part.get_content_charset()try:if charset:content += payload.decode(charset)else:content += payload.decode("utf-8", "replace")except:content += payload.decode("utf-8", "replace")# 获取HTML内容elif content_type == "text/html" and not html_content:payload = part.get_payload(decode=True)if payload:charset = part.get_content_charset()try:if charset:html_content += payload.decode(charset)else:html_content += payload.decode("utf-8", "replace")except:html_content += payload.decode("utf-8", "replace")else:# 非多部分邮件content_type = msg.get_content_type()payload = msg.get_payload(decode=True)if payload:charset = msg.get_content_charset()try:decoded = payload.decode(charset if charset else "utf-8", "replace")if content_type == "text/plain":content = decodedelif content_type == "text/html":html_content = decodedexcept:content = payload.decode("utf-8", "replace")# 如果有HTML内容但没有纯文本内容，转换HTML为文本if html_content and not content:content = html_to_text(html_content)# 如果没有任何内容if not content and not html_content:content = "【无法解析的邮件内容】"return content, html_contentdef list_emails():"""列出邮件"""clear_screen()print("欢迎使用邮件查看系统")print("=======================")print()if not os.path.isdir(MAIL_DIR):print("邮件目录不存在: " + MAIL_DIR)input("按Enter键退出...")sys.exit(1)mail_files = []try:# 获取所有邮件文件，按修改时间排序mail_files = sorted([f for f in os.listdir(MAIL_DIR) if os.path.isfile(os.path.join(MAIL_DIR, f))],key=lambda x: os.path.getmtime(os.path.join(MAIL_DIR, x)),reverse=True)except Exception as e:print("读取邮件目录出错: " + str(e))input("按Enter键退出...")sys.exit(1)if not mail_files:print("没有新邮件")print("按Enter键同步邮件，按q退出:")choice = input().strip()if choice.lower() != "q":sync_mail()return list_emails()  # 重新加载邮件列表else:sys.exit(0)print("找到 " + str(len(mail_files)) + " 封新邮件:")print()# 显示最多5封邮件displayed_files = []for i, mail_file in enumerate(mail_files[:5]):full_path = os.path.join(MAIL_DIR, mail_file)try:info = get_email_info(full_path)displayed_files.append(mail_file)print(str(i+1) + ") " + mail_file)print("   从: " + info["from"])print("   主题: " + info["subject"])print("   日期: " + info["date"])print()except Exception as e:print("读取邮件 " + mail_file + " 出错: " + str(e))print()return displayed_filesdef sync_mail():"""同步邮件"""clear_screen()print("正在使用y用户权限同步邮件...")try:# 使用sudo以y用户身份运行fetchmailresult = subprocess.run(['sudo', '-u', 'y', 'fetchmail', '-v'], capture_output=True, text=True)output = result.stdouterror = result.stderrif output:print(output)if error:print()print()# 检查是否成功同步了新邮件if "reading message" in (output or "") or "messages" in (output or ""):print("成功同步了新邮件！")else:print("没有新邮件或同步失败。")except Exception as e:print("同步邮件出错: " + str(e))print()input("按Enter键继续...")def view_email(mail_file):"""查看邮件内容"""clear_screen()full_path = os.path.join(MAIL_DIR, mail_file)try:# 获取邮件信息info = get_email_info(full_path)print("邮件: " + mail_file)print("=======================")print("从: " + info["from"])print("收件人: " + info["to"])print("主题: " + info["subject"])print("日期: " + info["date"])print("=======================")print()# 提取邮件内容text_content, html_content = extract_email_content(full_path)if html_content:print("邮件内容 (转换自HTML):")print("=======================")print(text_content)print("=======================")print()print("选项: 1) 返回邮件列表 2) 查看原始HTML 3) 同步邮件 [1-3]:")view_choice = input().strip()if view_choice == "2":# 使用临时文件显示HTMLwith tempfile.NamedTemporaryFile(suffix='.html', delete=False) as f:f.write(html_content.encode('utf-8'))temp_filename = f.nametry:# 尝试使用不同的HTML查看器browsers = [['w3m', temp_filename],['lynx', temp_filename],['less', temp_filename]]for browser in browsers:try:subprocess.run(browser)breakexcept (subprocess.SubprocessError, FileNotFoundError):continuefinally:os.unlink(temp_filename)elif view_choice == "3":sync_mail()else:print("邮件内容:")print("=======================")print(text_content)print("=======================")print()print("选项: 1) 返回邮件列表 2) 同步邮件 [1-2]:")view_choice = input().strip()if view_choice == "2":sync_mail()return Trueexcept Exception as e:print("查看邮件出错: " + str(e))print()input("按Enter键返回...")return Falsedef main():"""主函数"""while True:displayed_files = list_emails()print("输入邮件编号查看内容，按Enter查看最新邮件，按s同步邮件，按q退出:")choice = input().strip()if choice.lower() == "q":print("谢谢使用，再见！")breakelif choice.lower() == "s":sync_mail()continuemail_to_view = Noneif not choice or choice == "1":# 查看最新邮件if displayed_files:mail_to_view = displayed_files[0]elif choice.isdigit():# 查看选定邮件idx = int(choice) - 1if 0 <= idx < len(displayed_files):mail_to_view = displayed_files[idx]else:print("无效选择!")input("按Enter键继续...")continueelse:print("无效选择!")input("按Enter键继续...")continueif mail_to_view:view_email(mail_to_view)if __name__ == "__main__":# 检查并安装必要的HTML渲染工具try:for pkg in ['w3m', 'lynx']:try:subprocess.run(['which', pkg], check=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)breakexcept:passexcept:passtry:main()except KeyboardInterrupt:print("\n程序已退出")sys.exit(0)except Exception as e:print("程序发生错误: " + str(e))input("按Enter键退出...")sys.exit(1)