559 lines
17 KiB
Go
559 lines
17 KiB
Go
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package admin
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import (
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"computer-network/logger"
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"encoding/json"
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"fmt"
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"html"
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"net"
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"strings"
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"sync"
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)
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type AdminHandler struct {
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mu sync.RWMutex
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}
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func NewAdminHandler() *AdminHandler {
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return &AdminHandler{}
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}
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func (h *AdminHandler) ClearLogs() *HTTPResponse {
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h.mu.Lock()
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defer h.mu.Unlock()
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logger.ClearLogs()
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jsonData, _ := json.Marshal(map[string]interface{}{
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"success": true,
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"message": "Logs cleared successfully",
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})
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return &HTTPResponse{
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StatusCode: "200 OK",
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ContentType: "application/json",
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Body: string(jsonData),
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}
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}
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func (h *AdminHandler) GetIndexPage() *HTTPResponse {
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html := `<!DOCTYPE html>
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<html>
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<head>
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<title>Web Server Admin Console</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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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: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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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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background: white;
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border-radius: 15px;
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box-shadow: 0 10px 40px rgba(0,0,0,0.2);
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overflow: hidden;
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}
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.header {
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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padding: 30px;
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}
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.header h1 {
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font-size: 28px;
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margin-bottom: 5px;
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}
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.header p {
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opacity: 0.9;
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font-size: 14px;
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}
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.content {
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padding: 30px;
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}
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.status-card {
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background: #f8f9fa;
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border-radius: 10px;
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padding: 20px;
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margin-bottom: 30px;
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
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gap: 20px;
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}
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.status-item {
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background: white;
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padding: 20px;
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border-radius: 8px;
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box-shadow: 0 2px 8px rgba(0,0,0,0.1);
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}
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.status-item h3 {
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color: #666;
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font-size: 12px;
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text-transform: uppercase;
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margin-bottom: 10px;
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}
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.status-item .value {
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color: #333;
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font-size: 24px;
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font-weight: bold;
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}
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.status-item .value.running {
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color: #27ae60;
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}
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.status-item .value.stopped {
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color: #e74c3c;
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}
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.controls {
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display: flex;
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gap: 15px;
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margin-bottom: 30px;
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}
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button {
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flex: 1;
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padding: 12px 24px;
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font-size: 14px;
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border: none;
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border-radius: 8px;
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cursor: pointer;
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font-weight: 600;
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transition: transform 0.2s, box-shadow 0.2s;
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}
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button:hover {
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transform: translateY(-2px);
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box-shadow: 0 4px 12px rgba(0,0,0,0.15);
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}
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button:active {
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transform: translateY(0);
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}
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.btn-status {
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background: #27ae60;
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color: white;
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}
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.btn-logs {
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background: #3498db;
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color: white;
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}
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.btn-clear {
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background: #e74c3c;
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color: white;
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}
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.btn-refresh {
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background: #f39c12;
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color: white;
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}
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button:disabled {
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opacity: 0.5;
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cursor: not-allowed;
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transform: none;
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}
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.logs-section {
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background: #000;
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border-radius: 8px;
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padding: 0;
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overflow: hidden;
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}
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.logs-section h2 {
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color: #333;
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text-transform: uppercase;
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font-size: 18px;
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margin-bottom: 15px;
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}
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.log-container {
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background: white;
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border-radius: 8px;
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padding: 20px;
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max-height: 400px;
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overflow-y: auto;
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}
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.log-entry {
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padding: 8px 0;
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border-bottom: 1px solid #eee;
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font-family: 'Courier New', monospace;
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font-size: 12px;
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color: #333;
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}
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.log-entry:last-child {
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border-bottom: none;
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}
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.log-entry .timestamp {
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color: #667eea;
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font-weight: bold;
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margin-right: 8px;
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}
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.log-entry .ip {
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color: #764ba2;
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margin-right: 8px;
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}
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.log-entry .method {
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font-weight: bold;
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margin-right: 5px;
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}
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.log-entry .url {
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color: #333;
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margin-right: 5px;
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}
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.log-entry .status {
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margin-right: 5px;
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}
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.log-entry .status-200 {
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color: #27ae60;
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}
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.log-entry .status-404 {
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color: #e74c3c;
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}
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.log-entry .status-501 {
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color: #f39c12;
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}
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.log-entry .duration {
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color: #999;
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}
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.empty-logs {
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text-align: center;
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color: #999;
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padding: 40px;
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font-style: italic;
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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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<div class="header">
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<h1>Web服务器管理控制台</h1>
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<p>管理和监控您的Web服务器</p>
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</div>
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<div class="content">
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<div class="status-card">
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<div class="status-item">
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<h3>服务器状态</h3>
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<div class="value running" id="server-status">加载中...</div>
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</div>
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<div class="status-item">
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<h3>监听端口</h3>
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<div class="value" id="server-port">加载中...</div>
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</div>
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<div class="status-item">
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<h3>总请求数</h3>
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<div class="value" id="total-requests">0</div>
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</div>
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<div class="status-item">
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<h3>管理端口</h3>
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<div class="value">9001</div>
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</div>
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</div>
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<div class="controls">
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<button class="btn-status" id="status-toggle" onclick="refreshStatus()">刷新状态</button>
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<button class="btn-logs" onclick="window.location.href='/logs'">查看全部日志</button>
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<button class="btn-clear" onclick="clearLogs()">清空日志</button>
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<button class="btn-refresh" onclick="refreshLogs()">刷新日志</button>
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</div>
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<div class="logs-section">
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<h2>最近访问日志</h2>
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<div class="log-container">
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<div class="empty-logs">加载日志中...</div>
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</div>
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</div>
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</div>
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</div>
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<script>
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function refreshLogs() {
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fetch('/api/logs')
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.then(response => response.json())
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.then(data => {
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const container = document.querySelector('.log-container');
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if (data.logs && data.logs.length > 0) {
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container.innerHTML = data.logs.map(log => {
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const date = new Date(log.timestamp);
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const timestamp = date.toLocaleString('zh-CN', {
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year: 'numeric',
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month: '2-digit',
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day: '2-digit',
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit'
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});
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const duration = log.duration / 1000000;
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return '<div class="log-entry">' +
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'<span class="timestamp">[' + timestamp + ']</span>' +
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'<span class="ip">' + log.client_ip + '</span>' +
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'<span class="method">' + log.method + '</span>' +
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'<span class="url">' + log.url + '</span>' +
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'<span class="status status-' + log.status_code + '">' + log.status_code + '</span>' +
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'<span class="duration">' + duration.toFixed(2) + 'ms</span>' +
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'</div>';
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}).join('');
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document.getElementById('total-requests').textContent = data.logs.length;
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const logs = container.querySelectorAll('.log-entry');
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if (logs.length > 10) {
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for (let i = 0; i < logs.length - 10; i++) {
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logs[i].style.display = 'none';
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}
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}
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} else {
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container.innerHTML = '<div class="empty-logs">暂无访问日志</div>';
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}
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})
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.catch(error => {
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console.error('Error fetching logs:', error);
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document.querySelector('.log-container').innerHTML = '<div class="empty-logs">加载日志失败</div>';
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});
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}
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function clearLogs() {
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fetch('/api/logs', {
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method: 'DELETE'
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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refreshLogs();
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alert('日志清空成功！');
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} else {
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alert('清空日志失败：' + (data.error || '未知错误'));
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}
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})
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.catch(error => {
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console.error('Error clearing logs:', error);
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alert('清空日志时出错');
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});
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}
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function refreshStatus() {
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fetch('/api/status')
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.then(response => response.json())
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.then(data => {
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const statusEl = document.getElementById('server-status');
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statusEl.textContent = data.running ? '运行中' : '已停止';
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statusEl.className = 'value ' + (data.running ? 'running' : 'stopped');
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document.getElementById('server-port').textContent = data.port;
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})
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.catch(error => {
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console.error('Error fetching status:', error);
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document.getElementById('server-status').textContent = '未知';
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document.getElementById('server-status').className = 'value stopped';
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});
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}
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refreshLogs();
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refreshStatus();
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setInterval(refreshLogs, 5000);
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setInterval(refreshStatus, 5000);
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</script>
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</body>
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</html>`
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|||
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return &HTTPResponse{
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|||
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StatusCode: "200 OK",
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ContentType: "text/html; charset=utf-8",
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Body: html,
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}
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|||
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}
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|||
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|
|||
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func (h *AdminHandler) GetLogsPage() *HTTPResponse {
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|||
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logs := logger.GetLogs()
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|
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var logEntries []string
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if len(logs) == 0 {
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logEntries = append(logEntries, `<div class="empty-logs">暂无访问日志</div>`)
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} else {
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for i := len(logs) - 1; i >= 0; i-- {
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log := logs[i]
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date := log.Timestamp.Format("2006-01-02 15:04:05")
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duration := log.Duration.Milliseconds()
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statusClass := fmt.Sprintf("status-%d", log.StatusCode)
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logEntry := fmt.Sprintf(`<div class="log-entry">
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<span class="timestamp">[%s]</span>
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|
|
<span class="ip">%s</span>
|
|||
|
|
<span class="method">%s</span>
|
|||
|
|
<span class="url">%s</span>
|
|||
|
|
<span class="status %s">%d</span>
|
|||
|
|
<span class="duration">%dms</span>
|
|||
|
|
</div>`,
|
|||
|
|
date, log.ClientIP, log.Method, html.EscapeString(log.URL), statusClass, log.StatusCode, duration)
|
|||
|
|
logEntries = append(logEntries, logEntry)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
html := fmt.Sprintf(`<!DOCTYPE html>
|
|||
|
|
<html>
|
|||
|
|
<head>
|
|||
|
|
<title>访问日志 - Web服务器管理</title>
|
|||
|
|
<meta charset="utf-8">
|
|||
|
|
<meta name="viewport" content="width=device-width, initial-scale=1">
|
|||
|
|
<style>
|
|||
|
|
* { margin: 0; padding: 0; box-sizing: border-box; }
|
|||
|
|
body {
|
|||
|
|
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
|
|||
|
|
background: linear-gradient(135deg, #667eea 0%%, #764ba2 100%%);
|
|||
|
|
padding: 20px;
|
|||
|
|
}
|
|||
|
|
.container {
|
|||
|
|
max-width: 1400px;
|
|||
|
|
margin: 0 auto;
|
|||
|
|
background: white;
|
|||
|
|
border-radius: 15px;
|
|||
|
|
box-shadow: 0 10px 40px rgba(0,0,0,0.2);
|
|||
|
|
overflow: hidden;
|
|||
|
|
}
|
|||
|
|
.header {
|
|||
|
|
background: linear-gradient(135deg, #667eea 0%%, #764ba2 100%%);
|
|||
|
|
color: white;
|
|||
|
|
padding: 30px;
|
|||
|
|
display: flex;
|
|||
|
|
justify-content: space-between;
|
|||
|
|
align-items: center;
|
|||
|
|
}
|
|||
|
|
.header h1 { font-size: 24px; }
|
|||
|
|
.back-btn {
|
|||
|
|
background: white;
|
|||
|
|
color: #667eea;
|
|||
|
|
border: none;
|
|||
|
|
padding: 10px 20px;
|
|||
|
|
border-radius: 6px;
|
|||
|
|
cursor: pointer;
|
|||
|
|
font-weight: 600;
|
|||
|
|
text-decoration: none;
|
|||
|
|
}
|
|||
|
|
.content { padding: 30px; }
|
|||
|
|
.log-container {
|
|||
|
|
background: #f8f9fa;
|
|||
|
|
border-radius: 8px;
|
|||
|
|
padding: 20px;
|
|||
|
|
max-height: 600px;
|
|||
|
|
overflow-y: auto;
|
|||
|
|
}
|
|||
|
|
.log-entry {
|
|||
|
|
padding: 10px 0;
|
|||
|
|
border-bottom: 1px solid #dee2e6;
|
|||
|
|
font-family: 'Courier New', monospace;
|
|||
|
|
font-size: 13px;
|
|||
|
|
color: #333;
|
|||
|
|
}
|
|||
|
|
.log-entry:last-child { border-bottom: none; }
|
|||
|
|
.log-entry .timestamp { color: #667eea; font-weight: bold; margin-right: 10px; }
|
|||
|
|
.log-entry .ip { color: #764ba2; margin-right: 10px; }
|
|||
|
|
.log-entry .method { font-weight: bold; margin-right: 5px; }
|
|||
|
|
.log-entry .url { color: #333; margin-right: 10px; }
|
|||
|
|
.log-entry .status { margin-right: 10px; font-weight: bold; }
|
|||
|
|
.log-entry .status-200 { color: #27ae60; }
|
|||
|
|
.log-entry .status-404 { color: #e74c3c; }
|
|||
|
|
.log-entry .status-501 { color: #f39c12; }
|
|||
|
|
.log-entry .duration { color: #999; }
|
|||
|
|
.empty-logs {
|
|||
|
|
text-align: center;
|
|||
|
|
color: #999;
|
|||
|
|
padding: 40px;
|
|||
|
|
font-style: italic;
|
|||
|
|
}
|
|||
|
|
</style>
|
|||
|
|
</head>
|
|||
|
|
<body>
|
|||
|
|
<div class="container">
|
|||
|
|
<div class="header">
|
|||
|
|
<h1>访问日志（总计：%d）</h1>
|
|||
|
|
<a href="/" class="back-btn">← 返回管理面板</a>
|
|||
|
|
</div>
|
|||
|
|
<div class="content">
|
|||
|
|
<div class="log-container">%s</div>
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
</body>
|
|||
|
|
</html>`, len(logs), strings.Join(logEntries, ""))
|
|||
|
|
|
|||
|
|
return &HTTPResponse{
|
|||
|
|
StatusCode: "200 OK",
|
|||
|
|
ContentType: "text/html; charset=utf-8",
|
|||
|
|
Body: html,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
type LogEntryJSON struct {
|
|||
|
|
ClientIP string `json:"client_ip"`
|
|||
|
|
Method string `json:"method"`
|
|||
|
|
URL string `json:"url"`
|
|||
|
|
HTTPVersion string `json:"http_version"`
|
|||
|
|
StatusCode int `json:"status_code"`
|
|||
|
|
Duration int64 `json:"duration"`
|
|||
|
|
Timestamp string `json:"timestamp"`
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
func (h *AdminHandler) GetLogsJSON() *HTTPResponse {
|
|||
|
|
h.mu.RLock()
|
|||
|
|
defer h.mu.RUnlock()
|
|||
|
|
|
|||
|
|
logs := logger.GetLogs()
|
|||
|
|
jsonLogs := make([]LogEntryJSON, len(logs))
|
|||
|
|
|
|||
|
|
for i, log := range logs {
|
|||
|
|
jsonLogs[i] = LogEntryJSON{
|
|||
|
|
ClientIP: log.ClientIP,
|
|||
|
|
Method: log.Method,
|
|||
|
|
URL: log.URL,
|
|||
|
|
HTTPVersion: log.HTTPVersion,
|
|||
|
|
StatusCode: log.StatusCode,
|
|||
|
|
Duration: log.Duration.Nanoseconds(),
|
|||
|
|
Timestamp: log.Timestamp.Format("2006-01-02T15:04:05Z07:00"),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
jsonData, _ := json.Marshal(map[string]interface{}{
|
|||
|
|
"logs": jsonLogs,
|
|||
|
|
"count": len(logs),
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
return &HTTPResponse{
|
|||
|
|
StatusCode: "200 OK",
|
|||
|
|
ContentType: "application/json",
|
|||
|
|
Body: string(jsonData),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
func (h *AdminHandler) GetStatusJSON() *HTTPResponse {
|
|||
|
|
h.mu.RLock()
|
|||
|
|
defer h.mu.RUnlock()
|
|||
|
|
|
|||
|
|
jsonData, _ := json.Marshal(map[string]interface{}{
|
|||
|
|
"running": true,
|
|||
|
|
"port": 8080,
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
return &HTTPResponse{
|
|||
|
|
StatusCode: "200 OK",
|
|||
|
|
ContentType: "application/json",
|
|||
|
|
Body: string(jsonData),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
type HTTPResponse struct {
|
|||
|
|
StatusCode string
|
|||
|
|
ContentType string
|
|||
|
|
Body string
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
func (r *HTTPResponse) Build() []byte {
|
|||
|
|
var builder strings.Builder
|
|||
|
|
|
|||
|
|
builder.WriteString(fmt.Sprintf("HTTP/1.1 %s\r\n", r.StatusCode))
|
|||
|
|
builder.WriteString(fmt.Sprintf("Content-Type: %s\r\n", r.ContentType))
|
|||
|
|
builder.WriteString(fmt.Sprintf("Content-Length: %d\r\n", len(r.Body)))
|
|||
|
|
builder.WriteString("\r\n")
|
|||
|
|
builder.WriteString(r.Body)
|
|||
|
|
|
|||
|
|
return []byte(builder.String())
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
func SendResponse(conn net.Conn, response *HTTPResponse) error {
|
|||
|
|
data := response.Build()
|
|||
|
|
_, err := conn.Write(data)
|
|||
|
|
return err
|
|||
|
|
}
|