feat: WebShell真实SSH终端 + 移除日志能力菜单

frontend/src/components/layout/Sidebar.tsx

@@ -90,7 +90,6 @@ const menuItems: MenuItem[] = [
     children: [
       { id: 'metrics', name: '指标监控', icon: Cpu, path: '/metrics' },
       { id: 'alert-center', name: '告警中心', icon: Bell, path: '/alert-center' },
-      { id: 'logs-monitor', name: '日志能力', icon: FileCode, path: '/logs-monitor' },
       { id: 'trace', name: '链路追踪', icon: GitBranch, path: '/trace' },
       { id: 'grafana', name: '监控大屏', icon: Monitor, path: '/grafana' },
       { id: 'agent-alerts', name: 'Agent告警', icon: AlertTriangle, path: '/agent-alerts' },
@@ -106,6 +105,7 @@ const menuItems: MenuItem[] = [
       { id: 'cronjobs', name: '定时任务', icon: PlayCircle, path: '/cronjobs' },
       { id: 'scripts', name: '脚本库', icon: FileCode, path: '/scripts' },
       { id: 'ansible', name: 'Ansible', icon: FileTerminal, path: '/ansible' },
+      { id: 'sql-audit', name: 'SQL审计', icon: Shield, path: '/sql-audit' },
     ],
   },
   {

frontend/src/components/server/ServerManager.tsx

@@ -48,6 +48,7 @@ import {
 import { serverApi } from '@/services/api';
 import type { Server as ServerType } from '@/types';
 import { CloudServerImport } from './CloudServerImport';
+import { TerminalDialog } from './TerminalDialog';
 import { ExcelServerImport } from './ExcelServerImport';
 import { ServerForm, EMPTY_FORM, type ServerFormData } from './ServerForm';
 
@@ -67,6 +68,15 @@ export function ServerManager() {
   const [formSaving, setFormSaving] = useState(false);
   const [detailsOpen, setDetailsOpen] = useState(false);
 
+  // 终端 Dialog 状态
+  const [terminalOpen, setTerminalOpen] = useState(false);
+  const [terminalServer, setTerminalServer] = useState<{ id: number; name: string; ip: string } | null>(null);
+
+  const openTerminal = (server: any) => {
+    setTerminalServer({ id: server.id, name: server.hostname, ip: server.ip });
+    setTerminalOpen(true);
+  };
+
   const loadData = async () => {
     try {
       setLoading(true);
@@ -558,7 +568,7 @@ export function ServerManager() {
                         </TableCell>
                         <TableCell className="text-right">
                           <div className="flex items-center justify-end gap-1">
-                            <Button variant="ghost" size="icon" className="h-8 w-8 text-[var(--dg-text-secondary)] hover:text-[var(--dg-blue)]">
+                            <Button variant="ghost" size="icon" className="h-8 w-8 text-[var(--dg-text-secondary)] hover:text-[var(--dg-blue)]" onClick={() => openTerminal(server)}>
                               <Terminal className="h-4 w-4" />
                             </Button>
                             <DropdownMenu>
@@ -577,9 +587,9 @@ export function ServerManager() {
                                   <Edit className="h-4 w-4 mr-2" />
                                   编辑
                                 </DropdownMenuItem>
-                                <DropdownMenuItem className="text-[var(--dg-text-secondary)] focus:bg-[var(--dg-bg-hover)] focus:text-[var(--dg-text-primary)] cursor-pointer">
+                                <DropdownMenuItem className="text-[var(--dg-text-secondary)] focus:bg-[var(--dg-bg-hover)] focus:text-[var(--dg-text-primary)] cursor-pointer" onClick={() => openTerminal(server)}>
                                   <Terminal className="h-4 w-4 mr-2" />
-                                  WebShell
+                                  终端
                                 </DropdownMenuItem>
                                 <DropdownMenuSeparator className="bg-[var(--dg-border)]" />
                                 <DropdownMenuItem className="text-[var(--dg-text-secondary)] focus:bg-[var(--dg-bg-hover)] focus:text-[var(--dg-text-primary)] cursor-pointer">
@@ -635,6 +645,15 @@ export function ServerManager() {
           loadData();
         }}
       />
+
+      {/* 终端 Dialog */}
+      <TerminalDialog
+        open={terminalOpen}
+        onOpenChange={setTerminalOpen}
+        serverId={terminalServer?.id ?? null}
+        serverName={terminalServer?.name ?? ''}
+        serverIp={terminalServer?.ip ?? ''}
+      />
     </div>
   );
 }

frontend/src/components/server/TerminalDialog.tsx

@@ -0,0 +1,188 @@
+import { useState, useRef, useEffect } from 'react';
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogTitle,
+} from '@/components/ui/dialog';
+import { Terminal as XTerm } from 'xterm';
+import { FitAddon } from 'xterm-addon-fit';
+import 'xterm/css/xterm.css';
+import { Maximize2, Minimize2, X } from 'lucide-react';
+import { cn } from '@/lib/utils';
+
+interface TerminalDialogProps {
+  open: boolean;
+  onOpenChange: (open: boolean) => void;
+  serverId: number | null;
+  serverName: string;
+  serverIp: string;
+}
+
+/**
+ * 终端 Dialog — WebSocket SSH 终端 // Logan.Li
+ * 打开时自动连接，关闭时自动断开
+ */
+export function TerminalDialog({
+  open,
+  onOpenChange,
+  serverId,
+  serverName,
+  serverIp,
+}: TerminalDialogProps) {
+  const containerRef = useRef<HTMLDivElement>(null);
+  const termRef = useRef<XTerm | null>(null);
+  const wsRef = useRef<WebSocket | null>(null);
+  const fitRef = useRef<FitAddon | null>(null);
+  const [connected, setConnected] = useState(false);
+  const [fullscreen, setFullscreen] = useState(false);
+
+  // 连接终端
+  useEffect(() => {
+    if (!open || !serverId) return;
+
+    // 创建终端
+    const term = new XTerm({
+      cursorBlink: true,
+      fontSize: 13,
+      fontFamily: 'Menlo, Monaco, "Courier New", monospace',
+      allowProposedApi: true,
+      theme: {
+        background: '#0a0e14',
+        foreground: '#d6d6d6',
+        cursor: '#d6d6d6',
+        selectionBackground: 'rgba(255,255,255,0.2)',
+      },
+    });
+    const fit = new FitAddon();
+    term.loadAddon(fit);
+    termRef.current = term;
+    fitRef.current = fit;
+
+    // WebSocket 连接
+    const proto = location.protocol === 'https:' ? 'wss' : 'ws';
+    const wsUrl = `${proto}://${location.host}/ws/terminal?id=${serverId}&cols=80&rows=24`;
+    const ws = new WebSocket(wsUrl);
+    wsRef.current = ws;
+
+    term.onData((data) => {
+      if (ws.readyState === WebSocket.OPEN) {
+        ws.send(JSON.stringify({ status: 0, data }));
+      }
+    });
+
+    ws.onmessage = (event) => {
+      try {
+        const msg = JSON.parse(event.data);
+        if (msg.status === 0 && typeof msg.data === 'string') {
+          term.write(msg.data);
+        }
+      } catch {
+        term.write(typeof event.data === 'string' ? event.data : '');
+      }
+    };
+
+    ws.onopen = () => {
+      setConnected(true);
+      // 挂载终端到容器
+      if (containerRef.current) {
+        term.open(containerRef.current);
+        requestAnimationFrame(() => {
+          try {
+            fit.fit();
+            term.focus();
+          } catch { /* noop */ }
+        });
+      }
+    };
+
+    ws.onclose = () => {
+      setConnected(false);
+      term.write('\r\n\x1b[31m[连接已关闭]\x1b[0m\r\n');
+    };
+
+    ws.onerror = () => {
+      term.write('\r\n\x1b[31m[连接发生错误]\x1b[0m\r\n');
+    };
+
+    // resize 监听
+    const handleResize = () => {
+      if (fitRef.current && termRef.current) {
+        try {
+          fit.fit();
+          const { cols, rows } = termRef.current;
+          if (ws.readyState === WebSocket.OPEN) {
+            ws.send(JSON.stringify({ status: 1, cols, rows }));
+          }
+        } catch { /* noop */ }
+      }
+    };
+    window.addEventListener('resize', handleResize);
+
+    return () => {
+      window.removeEventListener('resize', handleResize);
+      try {
+        ws.close();
+        term.dispose();
+      } catch { /* noop */ }
+      termRef.current = null;
+      wsRef.current = null;
+      setConnected(false);
+    };
+  }, [open, serverId]);
+
+  // fullscreen 切换时重新 fit
+  useEffect(() => {
+    if (open && fitRef.current) {
+      requestAnimationFrame(() => {
+        try {
+          fitRef.current?.fit();
+          termRef.current?.focus();
+        } catch { /* noop */ }
+      });
+    }
+  }, [fullscreen, open]);
+
+  return (
+    <Dialog open={open} onOpenChange={onOpenChange}>
+      <DialogContent
+        className={cn(
+          'bg-[var(--dg-bg-secondary)] border-[var(--dg-border)] p-0 gap-0',
+          fullscreen && '!max-w-none !w-screen !h-screen !rounded-none !translate-x-0 !translate-y-0 !left-0 !top-0'
+        )}
+        style={fullscreen ? { maxWidth: '100vw', width: '100vw', height: '100vh' } : { maxWidth: '900px', width: '90vw' }}
+      >
+        <DialogTitle className="sr-only">终端 - {serverName}</DialogTitle>
+        <DialogDescription className="sr-only">SSH 终端连接</DialogDescription>
+        {/* 终端头部 */}
+        <div className="flex items-center justify-between px-4 py-2 border-b border-[var(--dg-border)]">
+          <div className="flex items-center gap-2 text-sm">
+            <div className={cn('w-2 h-2 rounded-full', connected ? 'bg-emerald-400' : 'bg-red-400')} />
+            <span className="text-[var(--dg-text-primary)] font-medium">{serverName}</span>
+            <span className="text-[var(--dg-text-muted)]">({serverIp})</span>
+          </div>
+          <div className="flex items-center gap-1">
+            <button
+              onClick={() => setFullscreen(!fullscreen)}
+              className="p-1.5 rounded hover:bg-[var(--dg-bg-hover)] text-[var(--dg-text-secondary)]"
+            >
+              {fullscreen ? <Minimize2 className="h-4 w-4" /> : <Maximize2 className="h-4 w-4" />}
+            </button>
+            <button
+              onClick={() => onOpenChange(false)}
+              className="p-1.5 rounded hover:bg-[var(--dg-bg-hover)] text-[var(--dg-text-secondary)]"
+            >
+              <X className="h-4 w-4" />
+            </button>
+          </div>
+        </div>
+        {/* 终端容器 */}
+        <div
+          ref={containerRef}
+          className="bg-[#0a0e14]"
+          style={{ height: fullscreen ? 'calc(100vh - 49px)' : '480px' }}
+        />
+      </DialogContent>
+    </Dialog>
+  );
+}