feat: enforce auth gate across linux lab

.gitignore

@@ -5,3 +5,7 @@ __pycache__/
 
 # OpenClaw interactive edit backups
 *.interactive.backup.*
+
+# Runtime logs
+server.out.log
+server.err.log

index.html

@@ -342,12 +342,166 @@
       font-size: 15px;
       line-height: 1.6;
     }
+    .auth-card {
+      padding: 18px;
+      border-radius: 18px;
+      border: 1px solid var(--line);
+      background: rgba(255,255,255,0.18);
+      display: flex;
+      flex-direction: column;
+      gap: 12px;
+    }
+    .auth-card .auth-header {
+      display: flex;
+      justify-content: space-between;
+      align-items: center;
+      gap: 10px;
+    }
+    .auth-card form {
+      display: flex;
+      flex-direction: column;
+      gap: 8px;
+    }
+    .auth-card input {
+      border: 1px solid var(--line);
+      border-radius: 12px;
+      padding: 10px 12px;
+      background: transparent;
+      color: var(--text);
+    }
+    .auth-status {
+      font-size: 13px;
+      font-weight: 700;
+      color: var(--accent);
+    }
+    .stage-map {
+      padding: 18px;
+      border-radius: 20px;
+      border: 1px solid var(--line);
+      background: rgba(255,255,255,0.2);
+      display: grid;
+      gap: 12px;
+    }
+    .stage-map .stage-step {
+      display: flex;
+      align-items: center;
+      gap: 12px;
+    }
+    .stage-map .stage-step::before {
+      content: "";
+      width: 28px;
+      height: 28px;
+      border-radius: 50%;
+      background: var(--soft);
+      border: 2px solid var(--brand);
+      flex-shrink: 0;
+    }
+    .category-grid {
+      display: grid;
+      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+      gap: 10px;
+      margin-top: 12px;
+    }
+    .category-card {
+      padding: 14px;
+      border-radius: 16px;
+      border: 1px solid var(--line);
+      background: rgba(255,255,255,0.2);
+    }
+    .category-card em {
+      font-size: 12px;
+      color: var(--muted);
+    }
+    .progress-track {
+      display: flex;
+      gap: 12px;
+      overflow-x: auto;
+      margin-top: 10px;
+    }
+    .progress-pill {
+      flex: 0 0 auto;
+      padding: 10px 16px;
+      border-radius: 999px;
+      border: 1px solid var(--line);
+      background: rgba(255,255,255,0.25);
+      font-size: 13px;
+      color: var(--text);
+      min-width: 160px;
+    }
     .variant-list {
       display: flex;
       flex-direction: column;
       gap: 8px;
       margin-top: 12px;
     }
+    .auth-gate {
+      position: fixed;
+      inset: 0;
+      background: rgba(0, 0, 0, 0.65);
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      padding: 20px;
+      z-index: 100;
+    }
+    .auth-gate.hidden {
+      opacity: 0;
+      pointer-events: none;
+    }
+    .auth-gate-card {
+      width: min(520px, 100%);
+      border-radius: 24px;
+      border: 1px solid var(--line);
+      background: var(--panel);
+      padding: 30px;
+      text-align: center;
+      box-shadow: var(--shadow);
+    }
+    .auth-gate-card h2 {
+      margin: 0 0 10px;
+      font-size: 28px;
+    }
+    .auth-gate-card p {
+      margin: 0 0 18px;
+      color: var(--muted);
+      line-height: 1.7;
+    }
+    .auth-gate-card form {
+      display: flex;
+      flex-direction: column;
+      gap: 10px;
+      margin-bottom: 14px;
+    }
+    .auth-gate-card input {
+      border-radius: 12px;
+      border: 1px solid var(--line);
+      padding: 12px 14px;
+      background: transparent;
+      color: var(--text);
+      font-size: 14px;
+    }
+    .auth-gate-card button {
+      border: 0;
+      border-radius: 14px;
+      padding: 12px 18px;
+      font-weight: 700;
+      background: linear-gradient(135deg, var(--brand), #37a1ff);
+      color: #fff;
+      cursor: pointer;
+      font-size: 14px;
+    }
+    .overview-nav {
+      display: grid;
+      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
+      gap: 12px;
+      margin-bottom: 16px;
+    }
+    .overview-nav .nav-card {
+      padding: 16px;
+      border-radius: 18px;
+      border: 1px solid var(--line);
+      background: rgba(255, 255, 255, 0.18);
+    }
     .variant {
       padding: 10px 12px;
       border-radius: 14px;
@@ -400,6 +554,7 @@
         <button class="btn-ghost" type="button" id="languageBtn">EN</button>
         <button class="btn-soft" type="button" id="resetBtn" onclick="resetSandbox()">Reset sandbox</button>
         <a class="btn-ghost" id="privacyLink" href="/privacy" target="_blank" rel="noreferrer">Privacy</a>
+        <button class="btn-ghost" type="button" id="logoutBtn" style="display:none;">退出登录</button>
       </div>
     </header>
 
@@ -448,9 +603,30 @@
           </div>
           <div class="diagnostic" id="diagnosticNote" style="margin-top: 12px;">Checking course and sandbox alignment...</div>
         </section>
+
       </aside>
 
       <main class="main">
+        <section class="card overview-nav" id="overviewNav">
+          <article class="nav-card">
+            <div class="eyebrow" id="navEyebrow">总览菜单</div>
+            <h3 id="navTitle">课程总览</h3>
+            <p class="muted" id="navText">按模块、阶段或练习快速跳转，不再只能上一课下一课。</p>
+            <div class="mini-stats">
+              <div class="mini-stat"><span id="navStageCountLabel">已设置阶段</span><strong id="navStageCount">0</strong></div>
+              <div class="mini-stat"><span id="navExerciseCountLabel">练习总数</span><strong id="navExerciseCount">0</strong></div>
+            </div>
+            <div class="results" id="navLessonResults"><div class="empty" id="navLessonEmpty">登录后即可选择模块导航。</div></div>
+          </article>
+          <article class="nav-card">
+            <div class="eyebrow" id="navStageEyebrow">阶段地图</div>
+            <div id="navStageMap"></div>
+          </article>
+          <article class="nav-card">
+            <div class="eyebrow" id="navCategoryEyebrow">命令分类</div>
+            <div id="navCategoryGrid"></div>
+          </article>
+        </section>
         <section class="hero card">
           <div class="hero-head">
             <div>
@@ -482,6 +658,21 @@
           <div class="mastery-note" id="masteryNote">Master a lesson after you can explain the command, predict the output, and connect it to a real operations step.</div>
         </section>
 
+        <section class="detail card">
+          <div class="eyebrow" id="stageMapEyebrow">Stage map</div>
+          <h2 id="stageMapTitle">阶段路线清单</h2>
+          <p class="muted" id="stageMapText">按阶段划分的学习路线，帮你把命令练习串联成一条完整的运维路径。</p>
+          <div class="stage-map" id="stageMap"></div>
+          <div class="progress-track" id="progressTrack"></div>
+        </section>
+
+        <section class="detail card">
+          <div class="eyebrow" id="categoryEyebrow">Command categories</div>
+          <h2 id="categoryTitle">命令家族可视化</h2>
+          <p class="muted" id="categoryText">了解各类命令在当前课程中的分布，以及建议的学习顺序。</p>
+          <div class="category-grid" id="categoryGrid"></div>
+        </section>
+
         <section class="detail card">
           <div class="eyebrow" id="stagesEyebrow">Learning stages</div>
           <h2 id="stagesTitle" style="margin: 8px 0 0;">System route from Linux basics to operations habits</h2>
@@ -1221,6 +1412,7 @@
       document.getElementById('practiceText').textContent = text.practiceText;
       document.getElementById('prevBtn').textContent = text.prevBtn;
       document.getElementById('nextBtn').textContent = text.nextBtn;
+      renderAuthControls();
 
       if (!state.overview) {
         document.getElementById('courseTitle').textContent = text.courseTitle;
@@ -1248,12 +1440,18 @@
       }
     }
 
+    const persistedAuth = JSON.parse(localStorage.getItem('linux_lab_auth') || '{}');
     const state = {
       overview: null,
       lesson: null,
       language: localStorage.getItem('linux_lab_language') || 'zh',
       theme: localStorage.getItem('linux_lab_theme') || 'light',
-      progress: JSON.parse(localStorage.getItem('linux_lab_progress') || '{}')
+      progress: JSON.parse(localStorage.getItem('linux_lab_progress') || '{}'),
+      auth: {
+        loggedIn: persistedAuth.loggedIn || false,
+        user: persistedAuth.user || '',
+        token: persistedAuth.token || ''
+      }
     };
 
     document.addEventListener('DOMContentLoaded', async () => {
@@ -1261,6 +1459,7 @@
       renderStaticText();
       document.getElementById('themeBtn').addEventListener('click', () => setTheme(state.theme === 'light' ? 'dark' : 'light'));
       document.getElementById('languageBtn').addEventListener('click', () => setLanguage(state.language === 'zh' ? 'en' : 'zh'));
+      document.getElementById('logoutBtn').addEventListener('click', logoutLab);
       document.getElementById('searchInput').addEventListener('keydown', (event) => {
         if (event.key === 'Enter') runSearch();
       });
@@ -1271,7 +1470,12 @@
         if (state.lesson?.next_lesson) openLesson(state.lesson.next_lesson.id);
       });
       document.getElementById('masteryBtn').addEventListener('click', toggleMastery);
-      await loadOverview();
+      if (state.auth.loggedIn) {
+        hideAuthGate();
+        await loadOverview();
+      } else {
+        showAuthGate();
+      }
     });
 
     function saveProgress() {
@@ -1301,8 +1505,59 @@
       renderLesson();
     }
 
+    function persistAuth() {
+      localStorage.setItem('linux_lab_auth', JSON.stringify(state.auth));
+    }
+
+    function renderAuthControls() {
+      const zh = state.language === 'zh';
+      const logoutBtn = document.getElementById('logoutBtn');
+      logoutBtn.style.display = state.auth.loggedIn ? 'inline-flex' : 'none';
+      logoutBtn.textContent = zh ? '退出登录' : 'Log out';
+
+      document.getElementById('navEyebrow').textContent = zh ? '总览菜单' : 'Overview menu';
+      document.getElementById('navTitle').textContent = zh ? '课程总览' : 'Course overview';
+      document.getElementById('navText').textContent = zh ? '按模块、阶段或练习快速跳转，不再只能上一课下一课。' : 'Jump by module, stage, or exercise instead of relying only on previous and next.';
+      document.getElementById('navStageCountLabel').textContent = zh ? '已设置阶段' : 'Mapped stages';
+      document.getElementById('navExerciseCountLabel').textContent = zh ? '练习总数' : 'Exercises';
+      document.getElementById('navLessonEmpty').textContent = zh ? '登录后即可选择模块导航。' : 'Sign in to unlock module navigation.';
+      document.getElementById('navStageEyebrow').textContent = zh ? '阶段地图' : 'Stage map';
+      document.getElementById('navCategoryEyebrow').textContent = zh ? '命令分类' : 'Command categories';
+      document.getElementById('stageMapEyebrow').textContent = zh ? '阶段地图' : 'Stage map';
+      document.getElementById('stageMapTitle').textContent = zh ? '阶段路线清单' : 'Stage route checklist';
+      document.getElementById('stageMapText').textContent = zh ? '按阶段划分的学习路线，帮你把命令练习串联成一条完整的运维路径。' : 'Study by stages so commands connect into a complete operations path.';
+      document.getElementById('categoryEyebrow').textContent = zh ? '命令分类' : 'Command categories';
+      document.getElementById('categoryTitle').textContent = zh ? '命令家族可视化' : 'Command family map';
+      document.getElementById('categoryText').textContent = zh ? '了解各类命令在当前课程中的分布，以及建议的学习顺序。' : 'See how command families are distributed and which order makes sense.';
+      document.getElementById('gateTitle').textContent = zh ? '请先登录' : 'Sign in first';
+      document.getElementById('gateDescription').textContent = zh ? '登录后解锁课程总览、阶段地图、命令分类和练习仪表盘。' : 'Sign in to unlock the overview, stage map, command categories, and practice dashboard.';
+      document.getElementById('gateUser').setAttribute('placeholder', zh ? '用户名' : 'Username');
+      document.getElementById('gatePassword').setAttribute('placeholder', zh ? '密码' : 'Password');
+      document.getElementById('gateSubmit').textContent = zh ? '登录并进入总览' : 'Login and enter overview';
+      if (!state.auth.loggedIn) {
+        document.getElementById('gateMessage').textContent = zh ? '将自动保存进度与阶段状态，方便继续学习。' : 'Progress and stage state will be saved automatically so you can resume later.';
+      }
+    }
+
+    async function apiFetch(path, options = {}) {
+      const headers = new Headers(options.headers || {});
+      if (state.auth.token) {
+        headers.set('Authorization', `Bearer ${state.auth.token}`);
+        headers.set('X-Token', state.auth.token);
+      }
+      return fetch(path, Object.assign({}, options, { headers }));
+    }
+
+    function showAuthGate() {
+      document.getElementById('authGate').classList.remove('hidden');
+    }
+
+    function hideAuthGate() {
+      document.getElementById('authGate').classList.add('hidden');
+    }
+
     async function loadOverview() {
-      const response = await fetch('/api/overview');
+      const response = await apiFetch('/api/overview');
       state.overview = await response.json();
       renderOverview();
       const firstLesson = state.overview.modules?.[0]?.lessons?.[0];
@@ -1333,6 +1588,7 @@
       renderModules();
       renderStageGrid();
       renderModuleSummaryGrid();
+      renderVisualModules();
     }
 
     function renderRuntime(runtime) {
@@ -1421,7 +1677,7 @@
     }
 
     async function openLesson(lessonId, focusExerciseId = '') {
-      const response = await fetch('/api/lesson?id=' + encodeURIComponent(lessonId));
+      const response = await apiFetch('/api/lesson?id=' + encodeURIComponent(lessonId));
       const payload = await response.json();
       state.lesson = payload.lesson;
       renderModules();
@@ -1601,11 +1857,11 @@
       feedback.className = 'feedback';
       feedback.textContent = '';
       try {
-        const runResponse = await fetch('/api/run?cmd=' + encodeURIComponent(cmd));
+        const runResponse = await apiFetch('/api/run?cmd=' + encodeURIComponent(cmd));
         const runData = await runResponse.json();
         output.textContent = `$ ${cmd}\n\n${runData.output || runData.message || text.noOutput}`;
         renderRuntime({ cwd: runData.cwd || '/', user: state.overview?.runtime?.user || 'sandbox_user' });
-        const checkResponse = await fetch('/api/check?exercise_id=' + encodeURIComponent(exerciseId) + '&last_cmd=' + encodeURIComponent(cmd) + '&output=' + encodeURIComponent(runData.output || ''));
+        const checkResponse = await apiFetch('/api/check?exercise_id=' + encodeURIComponent(exerciseId) + '&last_cmd=' + encodeURIComponent(cmd) + '&output=' + encodeURIComponent(runData.output || ''));
         const checkData = await checkResponse.json();
         feedback.className = 'feedback show ' + (checkData.success ? 'success' : 'warn');
         feedback.textContent = checkData.message + (checkData.next_suggestion ? '\n' + checkData.next_suggestion : '');
@@ -1618,7 +1874,7 @@
 
     async function resetSandbox() {
       const text = uiText();
-      await fetch('/api/reset', { method: 'POST' });
+      await apiFetch('/api/reset', { method: 'POST' });
       renderRuntime({ cwd: '/', user: 'sandbox_user' });
       alert(text.sandboxResetComplete);
     }
@@ -1633,7 +1889,7 @@
       }
       container.innerHTML = `<div class="empty">${escapeHtml(text.searchLoading)}</div>`;
       try {
-        const response = await fetch('/api/course/search?q=' + encodeURIComponent(query));
+        const response = await apiFetch('/api/course/search?q=' + encodeURIComponent(query));
         const payload = await response.json();
         const results = payload.results || [];
         if (!results.length) {
@@ -1658,19 +1914,174 @@
       document.getElementById('themeBtn').textContent = theme === 'light' ? uiText().themeToDark : uiText().themeToLight;
     }
 
+    const COMMAND_CATEGORY_META = [
+      { id: "navigation", title: "导航", description: "帮你定位在系统中的上下文、目录和状态。" },
+      { id: "filesystem", title: "文件系统", description: "读写/移动/备份关键资产的安全操作。" },
+      { id: "text", title: "文本处理", description: "过滤日志、提取字段、整理数据。" },
+      { id: "observation", title: "观测", description: "实时洞察服务、进程、资源使用。" },
+      { id: "service", title: "服务控制", description: "管理 systemd 单元、日志和守护进程。" },
+      { id: "network", title: "网络", description: "检查连接、响应、DNS 及路由。" },
+    ];
+
     function escapeHtml(value) {
       return String(value)
-        .replaceAll('&', '&amp;')
+        .replaceAll("&", "&amp;")
-        .replaceAll('<', '&lt;')
+        .replaceAll("<", "&lt;")
-        .replaceAll('>', '&gt;')
+        .replaceAll(">", "&gt;")
-        .replaceAll('"', '&quot;')
+        .replaceAll('"', "&quot;")
-        .replaceAll("'", '&#39;');
+        .replaceAll("'", "&#39;");
     }
 
+    function renderStageTimeline() {
+      const map = document.getElementById("stageMap");
+      const modules = (state.overview?.modules || []).slice(0, 5);
+      if (!modules.length) {
+        map.innerHTML = "<div class='empty'>尚无阶段数据</div>";
+        return;
+      }
+      map.innerHTML = modules.map((module, index) => `
+        <div class="stage-step">
+          <strong>${index + 1}. ${escapeHtml(localizedModuleTitle(module))}</strong>
+          <span class="muted">${(module.lesson_count || 0)} lessons · ${(module.exercise_count || 0)} exercises</span>
+        </div>
+      `).join("");
+      const track = document.getElementById("progressTrack");
+      const completion = completionRate();
+      track.innerHTML = modules.map((module, index) => {
+        const masteredLessons = (module.lessons || []).filter((lesson) => isMastered(lesson.id)).length;
+        const totalLessons = module.lesson_count || (module.lessons || []).length;
+        const percent = totalLessons ? Math.round((masteredLessons / totalLessons) * 100) : 0;
+        return `<span class="progress-pill">${escapeHtml(localizedModuleTitle(module))}: ${percent}%</span>`;
+      }).join("");
+      const navStageMap = document.getElementById("navStageMap");
+      const navStageCount = document.getElementById("navStageCount");
+      if (navStageMap) {
+        navStageMap.innerHTML = modules.map((module, index) => `
+          <div class="stage-step">
+            <strong>${index + 1}. ${escapeHtml(localizedModuleTitle(module))}</strong>
+            <span class="muted">${(module.lesson_count || 0)} lessons</span>
+          </div>
+        `).join("");
+      }
+      if (navStageCount) {
+        navStageCount.textContent = modules.length;
+      }
+    }
+
+    function renderCategoryGrid() {
+      const container = document.getElementById("categoryGrid");
+      const commandSet = new Set(state.overview?.commands || []);
+      const counts = {};
+      commandSet.forEach((cmd) => {
+        for (const category of COMMAND_CATEGORY_META) {
+          if (!counts[category.title]) {
+            counts[category.title] = 0;
+          }
+          const family = category.id;
+          const supported = window.COMMAND_FAMILIES?.[family] || [];
+          if (supported.includes(cmd)) {
+            counts[category.title]++;
+          }
+        }
+      });
+      container.innerHTML = COMMAND_CATEGORY_META.map((category) => `
+        <article class="category-card">
+          <h4>${escapeHtml(category.title)}</h4>
+          <p>${escapeHtml(category.description)}</p>
+          <p style="margin-top: 8px; font-size: 13px;">课程命令：${counts[category.title] || 0}</p>
+        </article>
+      `).join("");
+    }
+
+    function renderNavLessons() {
+      const container = document.getElementById("navLessonResults");
+      const modules = state.overview?.modules || [];
+      const exerciseCount = modules.reduce((sum, module) => sum + (module.exercise_count || 0), 0);
+      const lessonCountEl = document.getElementById("navLessonCount");
+      const exerciseCountEl = document.getElementById("navExerciseCount");
+      if (lessonCountEl) {
+        lessonCountEl.textContent = modules.length;
+      }
+      if (exerciseCountEl) {
+        exerciseCountEl.textContent = exerciseCount;
+      }
+      if (!modules.length) {
+        container.innerHTML = `<div class="empty">${escapeHtml(uiText().noModulesFound)}</div>`;
+        return;
+      }
+      container.innerHTML = modules.map((module) => `
+        <button class="result" type="button" onclick="openLesson('${(module.lessons || [])[0]?.id || ''}')">
+          <strong>${escapeHtml(localizedModuleTitle(module))}</strong>
+          <span class="muted">${(module.lesson_count || 0)} lessons · ${(module.exercise_count || 0)} exercises</span>
+        </button>
+      `).join("");
+    }
+
+    async function loginToLab(event) {
+      event.preventDefault();
+      const zh = state.language === 'zh';
+      const username = document.getElementById("gateUser").value.trim();
+      const password = document.getElementById("gatePassword").value.trim();
+      const messageNode = document.getElementById("gateMessage");
+      if (!username || !password) {
+        messageNode.textContent = zh ? "请输入用户名和密码" : "Please enter a username and password.";
+        return;
+      }
+      try {
+        const response = await fetch("/api/login", {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({ username, password }),
+        });
+        const payload = await response.json();
+        if (payload.success) {
+          state.auth = { loggedIn: true, user: username, token: payload.token };
+          persistAuth();
+          hideAuthGate();
+          messageNode.textContent = payload.message || (zh ? "登录成功" : "Login succeeded.");
+          renderAuthControls();
+          await loadOverview();
+          return;
+        }
+        messageNode.textContent = payload.error || (zh ? "登录失败" : "Login failed.");
+      } catch (error) {
+        messageNode.textContent = zh ? "网络异常，请稍后再试" : "Network error. Please try again later.";
+      }
+    }
+
+    function logoutLab() {
+      const zh = state.language === 'zh';
+      state.auth = { loggedIn: false, user: "", token: "" };
+      persistAuth();
+      showAuthGate();
+      renderAuthControls();
+      document.getElementById("gateMessage").textContent = zh ? "已退出，重新登录即可继续。" : "Logged out. Sign in again to continue.";
+    }
+
+    function renderVisualModules() {
+      renderStageTimeline();
+      renderCategoryGrid();
+      renderNavLessons();
+    }
+
+    document.getElementById("gateLoginForm").addEventListener("submit", loginToLab);
+
     window.openLesson = openLesson;
     window.runExercise = runExercise;
     window.runSearch = runSearch;
     window.resetSandbox = resetSandbox;
   </script>
+  <div class="auth-gate" id="authGate">
+    <div class="auth-gate-card">
+      <h2 id="gateTitle">请先登录</h2>
+      <p id="gateDescription">登录后解锁课程总览、阶段地图、命令分类和练习仪表盘。</p>
+      <form id="gateLoginForm">
+        <input id="gateUser" type="text" placeholder="用户名" required />
+        <input id="gatePassword" type="password" placeholder="密码" required />
+        <button type="submit" id="gateSubmit">登录并进入总览</button>
+      </form>
+      <p id="gateMessage" class="muted">将自动保存进度与阶段状态，方便继续学习。</p>
+    </div>
+  </div>
 </body>
 </html>

server.py

@@ -26,15 +26,11 @@ PUBLIC_GET_PATHS = {
     "/",
     "/privacy",
     "/privacy.html",
-    "/api/course",
-    "/api/course/search",
-    "/api/diagnostics",
     "/api/health",
-    "/api/lesson",
-    "/api/overview",
 }
 PUBLIC_POST_PATHS = {
     "/api/login",
+    "/api/logout",
 }
 SAFE_REMOTE_HOST = "xiaoxiaoluohao.indevs.in"
 
@@ -1009,8 +1005,6 @@ class LinuxLearningHandler(http.server.BaseHTTPRequestHandler):
         return False
 
     def check_auth(self, auth_header: str, token: str) -> bool:
-        if self.client_address[0] == "127.0.0.1":
-            return True
         if token == "safe_linux_2026":
             return True
         if auth_header.startswith("Bearer ") and auth_header[7:] == "safe_linux_2026":
@@ -1020,10 +1014,9 @@ class LinuxLearningHandler(http.server.BaseHTTPRequestHandler):
     def require_auth_if_needed(self, path: str, method: str) -> bool:
         if self.is_public_path(path, method):
             return True
-        host = self.headers.get("Host", "")
         auth_header = self.headers.get("Authorization", "")
         token = self.headers.get("X-Token", "")
-        if SAFE_REMOTE_HOST in host and not self.check_auth(auth_header, token):
+        if not self.check_auth(auth_header, token):
             self.send_json({"error": "Authentication required"}, 401)
             return False
         return True