Volcano-Engine-TTS-UI/health.html

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>TTS 服务监控</title>
    <script src="https://unpkg.com/vue@3/dist/vue.global.prod.js"></script>
    <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
    <style>
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            min-height: 100vh; color: #e0e0e0; padding: 20px;
        }
        #app { max-width: 1200px; margin: 0 auto; }
        .header { text-align: center; margin-bottom: 30px; }
        .header h1 {
            font-size: 2em;
            background: linear-gradient(90deg, #00d4ff, #7b2ff7);
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
            margin-bottom: 10px;
        }
        .header .version { color: #888; font-size: 0.9em; }
        .actions { display: flex; justify-content: center; gap: 12px; margin-top: 15px; flex-wrap: wrap; }
        .btn {
            background: linear-gradient(90deg, #00d4ff, #7b2ff7);
            border: none; color: white; padding: 10px 24px; border-radius: 8px;
            cursor: pointer; font-size: 14px; text-decoration: none;
            transition: opacity 0.3s; display: inline-block;
        }
        .btn:hover { opacity: 0.9; }
        .btn:disabled { opacity: 0.5; cursor: not-allowed; }
        .btn.secondary {
            background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
        }
        .grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px; margin-bottom: 20px;
        }
        .card {
            background: rgba(255,255,255,0.05); border-radius: 16px; padding: 24px;
            backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1);
        }
        .card-title {
            font-size: 14px; color: #888; text-transform: uppercase; letter-spacing: 1px;
            margin-bottom: 16px; display: flex; align-items: center; gap: 8px;
        }
        .card-title .dot { width: 8px; height: 8px; border-radius: 50%; background: #00d4ff; }
        .card-title .dot.error { background: #ff4757; }
        .stat-value {
            font-size: 2em; font-weight: bold;
            background: linear-gradient(90deg, #00d4ff, #7b2ff7);
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
        }
        .stat-label { color: #888; font-size: 14px; margin-top: 5px; }
        .info-row {
            display: flex; justify-content: space-between;
            padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .info-row:last-child { border-bottom: none; }
        .info-label { color: #888; }
        .info-value { color: #fff; font-family: 'Monaco', 'Menlo', monospace; }
        .info-value.success { color: #2ed573; }
        .info-value.error { color: #ff4757; }
        .memory-stat { display: flex; justify-content: space-around; text-align: center; }
        .memory-stat .value { font-size: 1.2em; font-weight: bold; color: #00d4ff; }
        .memory-stat .label { font-size: 12px; color: #888; margin-top: 4px; }
        .error-box {
            background: rgba(255,71,87,0.1); border: 1px solid rgba(255,71,87,0.3);
            border-radius: 12px; padding: 20px; color: #ff4757; text-align: center;
        }
        .loading { text-align: center; padding: 40px; color: #888; }
        .metrics-frame {
            width: 100%; height: 600px; border: 1px solid rgba(255,255,255,0.1);
            border-radius: 12px; background: #0e0e1a; margin-top: 20px;
        }
    </style>
</head>
<body>
    <div id="app">
        <div class="header">
            <h1>TTS 服务监控</h1>
            <div class="version">{{ healthData.service || 'Loading...' }} - {{ healthData.version || '' }}</div>
            <div class="actions">
                <button class="btn" @click="fetchHealth(true)" :disabled="loading">
                    {{ loading ? '刷新中...' : '刷新状态' }}
                </button>
                <a class="btn secondary" href="/metrics" target="_blank">查看 Prometheus 指标</a>
            </div>
        </div>

        <div v-if="error" class="error-box">{{ error }}</div>

        <div v-if="healthData.status">
            <div class="grid">
                <div class="card">
                    <div class="card-title">
                        <span class="dot" :class="{ error: healthData.status !== 'ok' }"></span>
                        服务状态
                    </div>
                    <div class="stat-value">{{ healthData.status === 'ok' ? '正常运行' : '配置错误' }}</div>
                    <div class="stat-label">运行时长: {{ formatUptime(healthData.uptime) }}</div>
                </div>

                <div class="card">
                    <div class="card-title"><span class="dot"></span>配置状态</div>
                    <div class="info-row">
                        <span class="info-label">环境变量</span>
                        <span class="info-value" :class="healthData.config_status?.all_required_vars_set ? 'success' : 'error'">
                            {{ healthData.config_status?.all_required_vars_set ? '已配置' : '未配置' }}
                        </span>
                    </div>
                    <div class="info-row">
                        <span class="info-label">启动时间</span>
                        <span class="info-value">{{ healthData.start_time || '-' }}</span>
                    </div>
                    <div class="info-row">
                        <span class="info-label">详细指标</span>
                        <a class="info-value" href="/metrics" target="_blank" style="color:#00d4ff">/metrics</a>
                    </div>
                </div>

                <div class="card">
                    <div class="card-title"><span class="dot"></span>内存使用</div>
                    <div class="memory-stat">
                        <div>
                            <div class="value">{{ formatBytes(healthData.memory?.heap_alloc) }}</div>
                            <div class="label">Heap Alloc</div>
                        </div>
                        <div>
                            <div class="value">{{ formatBytes(healthData.memory?.heap_inuse) }}</div>
                            <div class="label">Heap Inuse</div>
                        </div>
                        <div>
                            <div class="value">{{ healthData.memory?.goroutines || 0 }}</div>
                            <div class="label">Goroutines</div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="card">
                <div class="card-title"><span class="dot"></span>指标预览 (Prometheus 文本格式)</div>
                <iframe class="metrics-frame" src="/metrics"></iframe>
            </div>
        </div>

        <div v-if="loading && !healthData.status" class="loading">加载中...</div>
    </div>

    <script>
        const { createApp, ref, onMounted } = Vue;

        createApp({
            setup() {
                const healthData = ref({});
                const loading = ref(false);
                const error = ref(null);

                const deepUpdate = (target, source) => {
                    for (const key of Object.keys(source)) {
                        if (source[key] && typeof source[key] === 'object' && !Array.isArray(source[key])) {
                            if (!target[key]) target[key] = {};
                            deepUpdate(target[key], source[key]);
                        } else {
                            target[key] = source[key];
                        }
                    }
                };

                const fetchHealth = async (showLoading = false) => {
                    if (showLoading) loading.value = true;
                    try {
                        const response = await axios.get('/health');
                        deepUpdate(healthData.value, response.data);
                        error.value = null;
                    } catch (e) {
                        if (e.response && e.response.data) {
                            deepUpdate(healthData.value, e.response.data);
                            if (e.response.status === 503) {
                                error.value = '服务配置异常，请检查环境变量配置';
                            } else {
                                error.value = '服务异常: ' + (e.message || '未知错误');
                            }
                        } else {
                            error.value = '无法获取服务状态: ' + (e.message || '未知错误');
                        }
                    } finally {
                        loading.value = false;
                    }
                };

                const formatBytes = (bytes) => {
                    if (!bytes) return '0 B';
                    const k = 1024;
                    const sizes = ['B', 'KB', 'MB', 'GB'];
                    const i = Math.floor(Math.log(bytes) / Math.log(k));
                    return (bytes / Math.pow(k, i)).toFixed(1) + ' ' + sizes[i];
                };

                const formatUptime = (seconds) => {
                    if (!seconds) return '-';
                    const s = parseInt(seconds);
                    const d = Math.floor(s / 86400);
                    const h = Math.floor((s % 86400) / 3600);
                    const m = Math.floor((s % 3600) / 60);
                    if (d > 0) return `${d}天 ${h}小时`;
                    if (h > 0) return `${h}小时 ${m}分钟`;
                    return `${m}分钟`;
                };

                onMounted(() => {
                    fetchHealth(true);
                    setInterval(() => fetchHealth(false), 10000);
                });

                return { healthData, loading, error, fetchHealth, formatBytes, formatUptime };
            }
        }).mount('#app');
    </script>
</body>
</html>