首次提交：初始化项目
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265
010-中间件/003-navigation/generator.py
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265
010-中间件/003-navigation/generator.py
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#!/usr/bin/env python3
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import re
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import json
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import time
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from datetime import datetime
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from pathlib import Path
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# 服务图标映射
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SERVICE_ICONS = {
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'longhorn': '💾',
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'grafana': '📊',
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'prometheus': '📈',
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'alertmanager': '🔔',
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's3': '🗄️',
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'console': '🎛️',
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'minio': '🗄️',
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'dh': '🏠',
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'test': '🧪',
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'default': '🌐'
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}
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# 服务描述映射
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SERVICE_DESCRIPTIONS = {
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'longhorn': '分布式块存储管理',
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'grafana': '监控数据可视化',
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'prometheus': '指标监控系统',
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'alertmanager': '告警管理系统',
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's3': '对象存储 API',
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'console': 'MinIO 管理控制台',
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'minio': 'MinIO 对象存储',
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'dh': '服务导航页面',
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'test': '测试服务',
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'default': 'K3s 服务'
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}
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def parse_caddyfile(caddyfile_path):
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"""解析 Caddyfile 并提取域名"""
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services = []
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try:
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with open(caddyfile_path, 'r', encoding='utf-8') as f:
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content = f.read()
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# 匹配域名配置块 (domain.com {)
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pattern = r'([a-zA-Z0-9.-]+\.u6\.net3w\.com)\s*\{'
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matches = re.findall(pattern, content)
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for domain in matches:
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# 提取子域名前缀
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subdomain = domain.split('.')[0]
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# 获取图标和描述
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icon = SERVICE_ICONS.get(subdomain, SERVICE_ICONS['default'])
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description = SERVICE_DESCRIPTIONS.get(subdomain, SERVICE_DESCRIPTIONS['default'])
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# 生成服务名称
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name = subdomain.capitalize()
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if subdomain == 's3':
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name = 'MinIO S3'
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elif subdomain == 'console':
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name = 'MinIO Console'
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elif subdomain == 'dh':
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name = '导航页面'
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services.append({
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'name': name,
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'icon': icon,
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'url': f'https://{domain}',
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'description': description
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})
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# 排序：导航页面放最后
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services.sort(key=lambda x: (x['name'] == '导航页面', x['name']))
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except Exception as e:
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print(f"Error parsing Caddyfile: {e}")
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return services
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def generate_html(services):
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"""生成 HTML 页面"""
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services_html = '\n'.join([
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f'''
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<a href="{service['url']}" class="service-card" target="_blank">
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<div class="service-icon">{service['icon']}</div>
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<div class="service-name">{service['name']}</div>
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<div class="service-url">{service['url']}</div>
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<div class="service-description">{service['description']}</div>
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</a>
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'''
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for service in services
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])
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html_template = f'''<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>K3s 服务导航</title>
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<style>
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* {{
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}}
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body {{
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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min-height: 100vh;
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padding: 20px;
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}}
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.container {{
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max-width: 1200px;
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margin: 0 auto;
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}}
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header {{
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text-align: center;
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color: white;
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margin-bottom: 40px;
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padding: 40px 20px;
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}}
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h1 {{
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font-size: 3em;
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margin-bottom: 10px;
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text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
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}}
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.subtitle {{
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font-size: 1.2em;
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opacity: 0.9;
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}}
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.services-grid {{
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
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gap: 20px;
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margin-bottom: 40px;
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}}
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.service-card {{
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background: white;
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border-radius: 12px;
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padding: 25px;
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box-shadow: 0 10px 30px rgba(0,0,0,0.2);
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transition: transform 0.3s ease, box-shadow 0.3s ease;
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text-decoration: none;
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color: inherit;
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display: block;
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}}
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.service-card:hover {{
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transform: translateY(-5px);
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box-shadow: 0 15px 40px rgba(0,0,0,0.3);
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}}
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.service-icon {{
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font-size: 3em;
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margin-bottom: 15px;
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}}
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.service-name {{
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font-size: 1.5em;
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font-weight: bold;
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margin-bottom: 10px;
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color: #333;
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}}
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.service-url {{
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color: #667eea;
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font-size: 0.9em;
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word-break: break-all;
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}}
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.service-description {{
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color: #666;
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margin-top: 10px;
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font-size: 0.9em;
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}}
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footer {{
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text-align: center;
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color: white;
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padding: 20px;
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opacity: 0.8;
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}}
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.update-time {{
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background: rgba(255,255,255,0.2);
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padding: 10px 20px;
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border-radius: 20px;
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display: inline-block;
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margin-top: 20px;
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}}
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.stats {{
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background: rgba(255,255,255,0.1);
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padding: 15px;
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border-radius: 10px;
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margin-top: 20px;
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}}
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</style>
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</head>
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<body>
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<div class="container">
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<header>
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<h1>🚀 K3s 服务导航</h1>
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<p class="subtitle">快速访问您的所有服务</p>
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</header>
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<div class="services-grid">
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{services_html}
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</div>
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<footer>
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<div class="stats">
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共 {len(services)} 个服务
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</div>
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<div class="update-time">
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最后更新: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}
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</div>
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</footer>
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</div>
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</body>
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</html>
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'''
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return html_template
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def main():
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caddyfile_path = '/etc/caddy/Caddyfile'
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output_path = '/usr/share/nginx/html/index.html'
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print(f"Navigation page generator started at {datetime.now()}")
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print(f"Caddyfile path: {caddyfile_path}")
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print(f"Output path: {output_path}")
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while True:
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try:
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# 解析 Caddyfile
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services = parse_caddyfile(caddyfile_path)
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print(f"Found {len(services)} services")
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# 生成 HTML
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html = generate_html(services)
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# 写入文件
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Path(output_path).parent.mkdir(parents=True, exist_ok=True)
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with open(output_path, 'w', encoding='utf-8') as f:
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f.write(html)
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print(f"Updated navigation page at {datetime.now()}")
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except Exception as e:
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print(f"Error: {e}")
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# 每 5 分钟更新一次
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time.sleep(300)
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if __name__ == '__main__':
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main()
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