feat(infra): add Prometheus and Chart.js dashboard with real-time charts
- Add Prometheus server scraping OTel collector - Add Chart.js donut chart for service health distribution - Add line charts for RPS, latency, error rate, trace volume - Add Prometheus API proxy to nginx whitelist - Restructure dashboard layout with 12-column responsive grid
This commit is contained in:
asepharyana
@@ -35,6 +35,27 @@ services:
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- PROMETHEUS_SERVER_URL=http://otel-collector:8889
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- LOG_LEVEL=info
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# ── Prometheus (Metrics Backend) ──
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prometheus:
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container_name: prometheus
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image: prom/prometheus:latest
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restart: always
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networks:
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app-shared-net:
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aliases:
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- prometheus
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ports:
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- '9090:9090'
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command:
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- '--config.file=/etc/prometheus/prometheus.yml'
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- '--storage.tsdb.path=/prometheus'
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- '--web.console.libraries=/etc/prometheus/console_libraries'
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- '--web.console.templates=/etc/prometheus/consoles'
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- '--web.enable-lifecycle'
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volumes:
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- ../../infra/otel/prometheus.yml:/etc/prometheus/prometheus.yml:ro
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- prometheus_data:/prometheus
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# ── Custom Dashboard (nginx:alpine) ──
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dashboard:
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container_name: dashboard
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@@ -57,6 +78,9 @@ services:
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otel-collector:
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condition: service_started
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volumes:
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prometheus_data:
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networks:
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app-shared-net:
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name: app-shared-net
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+479
-259
@@ -4,6 +4,7 @@
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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>Hub Dashboard</title>
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<script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.1/dist/chart.umd.min.js"></script>
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<style>
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:root {
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--bg: #0d1117;
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@@ -12,439 +13,658 @@
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--border: #30363d;
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--text: #e6edf3;
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--text-dim: #8b949e;
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--text-muted: #6e7681;
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--accent: #58a6ff;
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--green: #3fb950;
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--green-bg: rgba(63,185,80,0.12);
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--yellow: #d29922;
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--yellow-bg: rgba(210,153,34,0.12);
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--red: #f85149;
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--red-bg: rgba(248,81,73,0.12);
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--orange: #d4760b;
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--purple: #bc8cff;
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--chart-bg: rgba(88,166,255,0.08);
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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background: var(--bg);
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color: var(--text);
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padding: 20px;
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line-height: 1.5;
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}
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/* Header */
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.header {
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display: flex; justify-content: space-between; align-items: center;
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margin-bottom: 24px; padding-bottom: 16px;
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padding: 16px 24px;
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border-bottom: 1px solid var(--border);
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background: var(--bg-card);
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position: sticky; top: 0; z-index: 100;
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}
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.header h1 { font-size: 24px; font-weight: 600; }
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.header .subtitle { color: var(--text-dim); font-size: 13px; }
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.header .status-bar { display: flex; gap: 16px; align-items: center; }
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.header .status-bar .dot {
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width: 10px; height: 10px; border-radius: 50%; display: inline-block;
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.header-left { display: flex; align-items: center; gap: 12px; }
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.header-left .logo {
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width: 32px; height: 32px; border-radius: 8px;
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background: linear-gradient(135deg, var(--accent), var(--purple));
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display: flex; align-items: center; justify-content: center;
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font-weight: 700; font-size: 14px;
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}
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.header .last-updated { color: var(--text-dim); font-size: 12px; }
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.header-left h1 { font-size: 18px; font-weight: 600; }
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.header-left .subtitle { color: var(--text-dim); font-size: 12px; }
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.header-right { display: flex; align-items: center; gap: 16px; }
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.header-right .health-badge {
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display: flex; align-items: center; gap: 6px;
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font-size: 12px; padding: 4px 12px;
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border-radius: 20px; font-weight: 500;
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}
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.health-badge .dot {
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width: 8px; height: 8px; border-radius: 50%;
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display: inline-block;
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}
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.health-badge.ok { background: var(--green-bg); color: var(--green); }
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.health-badge.warn { background: var(--yellow-bg); color: var(--yellow); }
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.health-badge.err { background: var(--red-bg); color: var(--red); }
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.last-updated { color: var(--text-muted); font-size: 11px; }
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/* Main layout */
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.container { max-width: 1440px; margin: 0 auto; padding: 20px 24px; }
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.grid {
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display: grid; gap: 16px;
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grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
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grid-template-columns: repeat(12, 1fr);
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}
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.card {
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background: var(--bg-card);
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border: 1px solid var(--border);
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border-radius: 8px; padding: 16px;
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}
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.card h2 {
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font-size: 14px; font-weight: 600; text-transform: uppercase;
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letter-spacing: 0.05em; color: var(--text-dim); margin-bottom: 12px;
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.card-header {
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display: flex; justify-content: space-between; align-items: center;
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margin-bottom: 12px;
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}
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.card h2 .count {
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font-size: 12px; background: var(--bg-hover); padding: 2px 8px;
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border-radius: 12px;
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.card-header h2 {
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font-size: 12px; font-weight: 600; text-transform: uppercase;
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letter-spacing: 0.06em; color: var(--text-dim);
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}
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.service-list, .trace-list { list-style: none; }
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.service-item {
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display: flex; justify-content: space-between; align-items: center;
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padding: 8px 0; border-bottom: 1px solid var(--border);
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font-size: 14px;
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.card-header .badge {
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font-size: 10px; background: var(--bg-hover);
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padding: 2px 8px; border-radius: 10px; color: var(--text-dim);
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}
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.service-item:last-child { border-bottom: none; }
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.service-item .name { font-family: 'SF Mono', 'Fira Code', monospace; }
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.service-item .badge {
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font-size: 11px; padding: 2px 8px; border-radius: 12px;
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font-weight: 500;
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}
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.badge-up { background: rgba(63,185,80,0.15); color: var(--green); }
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.badge-down { background: rgba(248,81,73,0.15); color: var(--red); }
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.badge-degraded { background: rgba(210,153,34,0.15); color: var(--yellow); }
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.chart-wrapper { position: relative; height: 200px; }
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.trace-item {
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padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px;
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/* Service grid */
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.service-grid {
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display: grid; gap: 6px;
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grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
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}
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.trace-item:last-child { border-bottom: none; }
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.trace-item .trace-service { font-weight: 500; }
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.trace-item .trace-op {
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color: var(--text-dim); font-size: 12px;
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font-family: 'SF Mono', 'Fira Code', monospace; margin: 2px 0;
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.service-tile {
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display: flex; align-items: center; gap: 8px;
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padding: 8px 10px;
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border: 1px solid var(--border);
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border-radius: 6px;
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font-size: 12px;
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transition: all 0.15s;
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}
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.service-tile:hover { background: var(--bg-hover); }
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.service-tile .indicator {
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width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
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}
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.service-tile .indicator.up { background: var(--green); }
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.service-tile .indicator.down { background: var(--red); }
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.service-tile .indicator.warn { background: var(--yellow); }
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.service-tile .indicator.otel { background: var(--accent); }
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.service-tile .name {
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font-family: 'SF Mono', 'Fira Code', monospace;
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overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
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}
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.trace-item .trace-meta {
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display: flex; gap: 12px; font-size: 11px; color: var(--text-dim);
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}
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.trace-item .trace-duration {
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font-family: 'SF Mono', monospace; font-weight: 500;
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}
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/* Stat boxes */
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.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
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.stat-box {
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background: var(--bg-hover); border-radius: 6px; padding: 12px; text-align: center;
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}
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.stat-value {
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font-size: 28px; font-weight: 700; font-family: 'SF Mono', monospace;
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font-size: 24px; font-weight: 700; font-family: 'SF Mono', monospace;
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}
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.stat-label { font-size: 11px; color: var(--text-dim); margin-top: 4px; }
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.stat-label { font-size: 10px; color: var(--text-dim); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.04em; }
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.stat-value.green { color: var(--green); }
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.stat-value.yellow { color: var(--yellow); }
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.stat-value.red { color: var(--red); }
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.stat-value.accent { color: var(--accent); }
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.links { display: flex; flex-wrap: wrap; gap: 8px; }
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/* Trace list */
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.trace-list { list-style: none; }
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.trace-item {
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padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 12px;
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display: flex; justify-content: space-between; align-items: center;
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}
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.trace-item:last-child { border-bottom: none; }
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.trace-item .trace-left { overflow: hidden; }
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.trace-item .trace-service { font-weight: 500; }
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.trace-item .trace-op {
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color: var(--text-dim); font-size: 11px;
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font-family: 'SF Mono', 'Fira Code', monospace;
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overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 300px;
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}
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.trace-item .trace-right {
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display: flex; gap: 10px; font-size: 11px; color: var(--text-dim);
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flex-shrink: 0; align-items: center;
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}
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.trace-item .trace-duration {
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font-family: 'SF Mono', monospace; font-weight: 500; color: var(--accent);
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}
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.trace-item .trace-error { color: var(--red); }
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/* Links */
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.links { display: flex; flex-wrap: wrap; gap: 6px; }
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.links a {
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color: var(--accent); text-decoration: none; font-size: 13px;
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padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px;
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color: var(--accent); text-decoration: none; font-size: 11px;
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padding: 4px 10px; border: 1px solid var(--border); border-radius: 6px;
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transition: all 0.15s;
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}
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.links a:hover { background: var(--bg-hover); border-color: var(--accent); }
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.loading { text-align: center; padding: 20px; color: var(--text-dim); }
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.loading { text-align: center; padding: 20px; color: var(--text-dim); font-size: 13px; }
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.empty-state { text-align: center; padding: 20px; color: var(--text-muted); font-size: 12px; }
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.inline-error {
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background: rgba(248,81,73,0.1); border: 1px solid rgba(248,81,73,0.3);
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border-radius: 6px; padding: 8px 12px; font-size: 12px;
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color: var(--red); margin-bottom: 8px;
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background: var(--red-bg); border: 1px solid rgba(248,81,73,0.3);
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border-radius: 6px; padding: 8px 12px; font-size: 11px; color: var(--red);
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margin-bottom: 8px;
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}
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@media (max-width: 720px) {
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/* Responsive */
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@media (max-width: 900px) {
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.grid { grid-template-columns: 1fr; }
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.stat-grid { grid-template-columns: 1fr 1fr; }
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.service-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
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.header { flex-direction: column; align-items: flex-start; gap: 8px; }
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}
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</style>
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</head>
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<body>
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<!-- Header -->
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<div class="header">
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<div class="header-left">
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<div class="logo">H</div>
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<div>
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<h1>asepharyana-hub</h1>
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<div class="subtitle">System Dashboard</div>
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</div>
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<div class="status-bar">
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<span id="health-indicator" title="System Health"><span class="dot" style="background:var(--yellow)"></span> Loading...</span>
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</div>
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<div class="header-right">
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<span class="health-badge ok" id="health-indicator">
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<span class="dot"></span> Loading...
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</span>
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<span class="last-updated" id="last-updated">-</span>
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</div>
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</div>
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<div class="container">
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<div class="grid">
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<!-- Services -->
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<div class="card">
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<h2>Services <span class="count" id="service-count">0</span></h2>
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<div id="service-list"><div class="loading">Loading...</div></div>
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<!-- Column 1: Service Health (left side, spans 4 cols) -->
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<div class="card" style="grid-column: span 4;">
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<div class="card-header">
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<h2>Services</h2>
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<span class="badge" id="service-count">0</span>
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</div>
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<div class="service-grid" id="service-list">
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<div class="loading">Loading...</div>
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</div>
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</div>
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<!-- Stats -->
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<div class="card">
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<h2>Overview</h2>
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<!-- Column 1b: Overview Stats -->
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<div class="card" style="grid-column: span 2;">
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<div class="card-header"><h2>Overview</h2></div>
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<div class="stat-grid">
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<div class="stat-box">
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<div class="stat-value" id="stat-services">-</div>
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<div class="stat-value accent" id="stat-services">-</div>
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<div class="stat-label">Services</div>
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</div>
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<div class="stat-box">
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<div class="stat-value" id="stat-traces">-</div>
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<div class="stat-value accent" id="stat-up">-</div>
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<div class="stat-label">Healthy</div>
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</div>
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<div class="stat-box">
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<div class="stat-value green" id="stat-traces">-</div>
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<div class="stat-label">Traces (5m)</div>
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</div>
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<div class="stat-box">
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<div class="stat-value" id="stat-errors">-</div>
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<div class="stat-value red" id="stat-errors">-</div>
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<div class="stat-label">Errors (5m)</div>
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</div>
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<div class="stat-box">
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<div class="stat-value" id="stat-p99">-</div>
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<div class="stat-label">P99 Latency</div>
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</div>
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</div>
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</div>
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<!-- Links -->
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<div class="card">
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<h2>Quick Links</h2>
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<!-- Column 1c: Health Donut Chart -->
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<div class="card" style="grid-column: span 3;">
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<div class="card-header"><h2>Health Distribution</h2></div>
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<div class="chart-wrapper"><canvas id="healthChart"></canvas></div>
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</div>
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<!-- Column 1d: Quick Links -->
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<div class="card" style="grid-column: span 3;">
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<div class="card-header"><h2>Quick Links</h2></div>
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<div class="links" id="quick-links">
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<div class="loading">Loading...</div>
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</div>
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</div>
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<!-- Column 2: Request Rate (spans 4 cols) -->
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<div class="card" style="grid-column: span 4;">
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<div class="card-header"><h2>Request Rate</h2><span class="badge" id="rps-value">-</span></div>
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<div class="chart-wrapper"><canvas id="rpsChart"></canvas></div>
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</div>
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<!-- Recent Traces -->
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<div class="card" style="grid-column: 1 / -1;">
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<h2>Recent Traces <span class="count" id="trace-count">0</span></h2>
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<div id="trace-list"><div class="loading">Loading...</div></div>
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<!-- Column 2b: Latency -->
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<div class="card" style="grid-column: span 4;">
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<div class="card-header"><h2>Latency</h2><span class="badge" id="latency-value">-</span></div>
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<div class="chart-wrapper"><canvas id="latencyChart"></canvas></div>
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</div>
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<!-- Column 2c: Error Rate -->
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<div class="card" style="grid-column: span 4;">
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<div class="card-header"><h2>Error Rate</h2><span class="badge" id="error-value">-</span></div>
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<div class="chart-wrapper"><canvas id="errorChart"></canvas></div>
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</div>
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<!-- Column 3: Trace Volume (full width) -->
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<div class="card" style="grid-column: span 6;">
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<div class="card-header"><h2>Trace Volume</h2><span class="badge" id="trace-vol-value">0/min</span></div>
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<div class="chart-wrapper"><canvas id="traceChart"></canvas></div>
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</div>
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<!-- Column 3b: Recent Traces -->
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<div class="card" style="grid-column: span 6;">
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<div class="card-header"><h2>Recent Traces</h2><span class="badge" id="trace-list-count">0</span></div>
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<div id="trace-list-container"><div class="loading">Loading...</div></div>
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</div>
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||||
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</div>
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</div>
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||||
<script>
|
||||
// ── Config ──
|
||||
const JAEGER_API = '/api/jaeger';
|
||||
const DOCKER_API = '/api/docker';
|
||||
const TRACE_LIMIT = 20;
|
||||
const PROM_API = '/api/prometheus';
|
||||
const TRACE_LIMIT = 15;
|
||||
const MAX_DATA_POINTS = 30; // ~7.5 minutes at 15s interval
|
||||
|
||||
// ── State ──
|
||||
const state = {
|
||||
services: [],
|
||||
rps: [], latency: [], errors: [],
|
||||
traceVol: [],
|
||||
labels: [],
|
||||
};
|
||||
|
||||
// ── Chart Initialization ──
|
||||
function createLineChart(id, label, color, fillColor) {
|
||||
const ctx = document.getElementById(id).getContext('2d');
|
||||
return new Chart(ctx, {
|
||||
type: 'line',
|
||||
data: {
|
||||
labels: [],
|
||||
datasets: [{
|
||||
label, data: [],
|
||||
borderColor: color,
|
||||
backgroundColor: fillColor,
|
||||
borderWidth: 2,
|
||||
pointRadius: 0,
|
||||
pointHitRadius: 10,
|
||||
tension: 0.3,
|
||||
fill: true,
|
||||
}]
|
||||
},
|
||||
options: {
|
||||
responsive: true,
|
||||
maintainAspectRatio: false,
|
||||
animation: { duration: 300 },
|
||||
plugins: {
|
||||
legend: { display: false },
|
||||
tooltip: {
|
||||
mode: 'index', intersect: false,
|
||||
backgroundColor: '#161b22',
|
||||
titleColor: '#e6edf3',
|
||||
bodyColor: '#8b949e',
|
||||
borderColor: '#30363d',
|
||||
borderWidth: 1,
|
||||
cornerRadius: 6,
|
||||
}
|
||||
},
|
||||
scales: {
|
||||
x: {
|
||||
display: true,
|
||||
ticks: { color: '#6e7681', maxTicksLimit: 5, font: { size: 10 } },
|
||||
grid: { color: 'rgba(48,54,61,0.3)', drawOnChartArea: false },
|
||||
},
|
||||
y: {
|
||||
beginAtZero: true,
|
||||
ticks: { color: '#6e7681', font: { size: 10 }, maxTicksLimit: 5 },
|
||||
grid: { color: 'rgba(48,54,61,0.3)' },
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
let healthChart, rpsChart, latencyChart, errorChart, traceChart;
|
||||
|
||||
function initCharts() {
|
||||
healthChart = new Chart(document.getElementById('healthChart').getContext('2d'), {
|
||||
type: 'doughnut',
|
||||
data: {
|
||||
labels: ['Running', 'Down', 'OTel'],
|
||||
datasets: [{
|
||||
data: [0, 0, 0],
|
||||
backgroundColor: ['#3fb950', '#f85149', '#58a6ff'],
|
||||
borderWidth: 0,
|
||||
hoverOffset: 4,
|
||||
}]
|
||||
},
|
||||
options: {
|
||||
responsive: true,
|
||||
maintainAspectRatio: false,
|
||||
cutout: '70%',
|
||||
plugins: {
|
||||
legend: {
|
||||
position: 'bottom',
|
||||
labels: { color: '#8b949e', padding: 8, boxWidth: 10, font: { size: 10 } }
|
||||
},
|
||||
tooltip: {
|
||||
backgroundColor: '#161b22',
|
||||
titleColor: '#e6edf3',
|
||||
bodyColor: '#8b949e',
|
||||
borderColor: '#30363d',
|
||||
borderWidth: 1,
|
||||
cornerRadius: 6,
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
rpsChart = createLineChart('rpsChart', 'Req/s', '#58a6ff', 'rgba(88,166,255,0.08)');
|
||||
latencyChart = createLineChart('latencyChart','Latency', '#bc8cff', 'rgba(188,140,255,0.08)');
|
||||
errorChart = createLineChart('errorChart', 'Errors/s', '#f85149', 'rgba(248,81,73,0.08)');
|
||||
traceChart = createLineChart('traceChart', 'Traces/min','#3fb950', 'rgba(63,185,80,0.08)');
|
||||
}
|
||||
|
||||
// ── Helpers ──
|
||||
async function fetchJSON(url) {
|
||||
const res = await fetch(url);
|
||||
if (!res.ok) throw new Error(`${res.status} ${res.statusText}`);
|
||||
return res.json();
|
||||
}
|
||||
|
||||
function relativeTime(ms) {
|
||||
const sec = Math.floor(ms / 1000);
|
||||
if (sec < 60) return `${sec}s ago`;
|
||||
const min = Math.floor(sec / 60);
|
||||
if (min < 60) return `${min}m ago`;
|
||||
const hr = Math.floor(min / 60);
|
||||
return `${hr}h ago`;
|
||||
function relTime(ms) {
|
||||
const s = Math.floor(ms / 1000);
|
||||
if (s < 60) return `${s}s`;
|
||||
const m = Math.floor(s / 60);
|
||||
if (m < 60) return `${m}m`;
|
||||
return `${Math.floor(m / 60)}h`;
|
||||
}
|
||||
|
||||
function formatDuration(us) {
|
||||
function fmtDur(us) {
|
||||
if (!us) return '-';
|
||||
if (us < 1000) return `${us}µs`;
|
||||
if (us < 1_000_000) return `${(us / 1000).toFixed(1)}ms`;
|
||||
return `${(us / 1_000_000).toFixed(2)}s`;
|
||||
if (us < 1e6) return `${(us/1000).toFixed(1)}ms`;
|
||||
return `${(us/1e6).toFixed(2)}s`;
|
||||
}
|
||||
|
||||
function nowMicro() {
|
||||
return Date.now() * 1000;
|
||||
function esc(s) { const d = document.createElement('div'); d.textContent = s; return d.innerHTML; }
|
||||
|
||||
function nowMicro() { return Date.now() * 1000; }
|
||||
|
||||
function pushMetric(arr, val) {
|
||||
arr.push(val);
|
||||
if (arr.length > MAX_DATA_POINTS) arr.shift();
|
||||
}
|
||||
|
||||
function microToISO(us) {
|
||||
return new Date(us / 1000).toISOString();
|
||||
}
|
||||
|
||||
async function loadTraces() {
|
||||
const el = document.getElementById('trace-list');
|
||||
const countEl = document.getElementById('trace-count');
|
||||
try {
|
||||
const services = await fetchJSON(`${JAEGER_API}/api/services`);
|
||||
let allTraces = [];
|
||||
const lookback = 5 * 60 * 1_000_000; // 5 minutes in microseconds
|
||||
const now = nowMicro();
|
||||
const start = now - lookback;
|
||||
|
||||
for (const svc of services.data || []) {
|
||||
try {
|
||||
const data = await fetchJSON(
|
||||
`${JAEGER_API}/api/traces?service=${encodeURIComponent(svc)}&start=${start}&end=${now}&limit=5&lookback=5m`
|
||||
);
|
||||
if (data.data) allTraces = allTraces.concat(data.data);
|
||||
} catch(e) { /* skip service if error */ }
|
||||
}
|
||||
|
||||
// Sort by start time descending
|
||||
allTraces.sort((a, b) => (b.startTime || 0) - (a.startTime || 0));
|
||||
allTraces = allTraces.slice(0, TRACE_LIMIT);
|
||||
|
||||
countEl.textContent = allTraces.length;
|
||||
|
||||
if (allTraces.length === 0) {
|
||||
el.innerHTML = '<div style="color:var(--text-dim);font-size:13px;text-align:center;padding:12px;">No traces in the last 5 minutes</div>';
|
||||
return;
|
||||
}
|
||||
|
||||
el.innerHTML = allTraces.map(t => {
|
||||
const duration = t.duration || 0;
|
||||
const span = (t.spans && t.spans[0]) || {};
|
||||
const proc = span.process || {};
|
||||
const svcName = proc.serviceName || (t.processes && Object.values(t.processes)[0]?.serviceName) || 'unknown';
|
||||
const opName = span.operationName || 'unknown';
|
||||
const startTime = t.startTime ? microToISO(t.startTime) : '-';
|
||||
const spanCount = (t.spans && t.spans.length) || 0;
|
||||
const errSpan = t.spans && t.spans.find(s => (s.tags || []).some(tg => tg.key === 'error' && tg.value === true));
|
||||
const errClass = errSpan ? 'color:var(--red)' : '';
|
||||
|
||||
return `<div class="trace-item">
|
||||
<div class="trace-service" style="${errClass}">${escHtml(svcName)}</div>
|
||||
<div class="trace-op">${escHtml(opName)}</div>
|
||||
<div class="trace-meta">
|
||||
<span class="trace-duration">${formatDuration(duration)}</span>
|
||||
<span>${spanCount} spans</span>
|
||||
<span>${relativeTime(Date.now() - new Date(startTime).getTime())}</span>
|
||||
${errSpan ? '<span style="color:var(--red)">✗ error</span>' : ''}
|
||||
</div>
|
||||
</div>`;
|
||||
}).join('');
|
||||
} catch(e) {
|
||||
el.innerHTML = `<div class="inline-error">Failed to load traces: ${escHtml(e.message)}</div>`;
|
||||
}
|
||||
}
|
||||
|
||||
function escHtml(s) {
|
||||
const d = document.createElement('div');
|
||||
d.textContent = s;
|
||||
return d.innerHTML;
|
||||
function tickLabel() {
|
||||
return new Date().toLocaleTimeString('en-US', { hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false });
|
||||
}
|
||||
|
||||
// ── Service Loading ──
|
||||
async function loadServices() {
|
||||
const listEl = document.getElementById('service-list');
|
||||
const countEl = document.getElementById('service-count');
|
||||
const statSvc = document.getElementById('stat-services');
|
||||
const statUp = document.getElementById('stat-up');
|
||||
|
||||
let dockerContainers = [];
|
||||
try {
|
||||
// Fetch all running containers via Docker API
|
||||
const containers = await fetchJSON(`${DOCKER_API}/containers/json?all=true`);
|
||||
// Filter for containers in app-shared-net network
|
||||
dockerContainers = containers.filter(c => {
|
||||
const nets = c.NetworkSettings && c.NetworkSettings.Networks;
|
||||
return nets && nets['app-shared-net'];
|
||||
});
|
||||
} catch(e) { /* Docker socket not available */ }
|
||||
} catch(e) { /* no Docker socket */ }
|
||||
|
||||
// Also discover services from Jaeger (OTel-instrumented services)
|
||||
let jaegerServices = [];
|
||||
try {
|
||||
const svcRes = await fetchJSON(`${JAEGER_API}/api/services`);
|
||||
jaegerServices = svcRes.data || [];
|
||||
} catch(e) { /* ignore */ }
|
||||
} catch(e) { /* Jaeger not ready */ }
|
||||
|
||||
// Merge: Docker names + Jaeger services, with status from Docker
|
||||
const dockerMap = new Map();
|
||||
// Build service map
|
||||
const svcMap = new Map();
|
||||
for (const c of dockerContainers) {
|
||||
// Docker returns Names as ["/name"] — strip leading /
|
||||
const name = (c.Names && c.Names[0]) ? c.Names[0].replace(/^\//, '') : c.Id.slice(0, 12);
|
||||
const state = c.State || 'unknown';
|
||||
const status = c.Status || '';
|
||||
const image = c.Image || '';
|
||||
dockerMap.set(name, { name, state, status, image });
|
||||
svcMap.set(name, { name, state, source: 'docker' });
|
||||
}
|
||||
|
||||
// Merge Jaeger-only services (those not in Docker network)
|
||||
for (const svc of jaegerServices) {
|
||||
if (!dockerMap.has(svc)) {
|
||||
dockerMap.set(svc, { name: svc, state: 'jaeger', status: 'seen via OTel', image: '' });
|
||||
if (!svcMap.has(svc)) {
|
||||
svcMap.set(svc, { name: svc, state: 'jaeger', source: 'jaeger' });
|
||||
}
|
||||
}
|
||||
|
||||
// Sort: running first, then by name
|
||||
const entries = Array.from(dockerMap.values()).sort((a, b) => {
|
||||
const entries = Array.from(svcMap.values()).sort((a, b) => {
|
||||
const order = { running: 0, jaeger: 1, paused: 2, exited: 3, restarting: 3, unknown: 4 };
|
||||
return (order[a.state] || 4) - (order[b.state] || 4) || a.name.localeCompare(b.name);
|
||||
});
|
||||
|
||||
state.services = entries;
|
||||
countEl.textContent = entries.length;
|
||||
statSvc.textContent = entries.length;
|
||||
|
||||
listEl.innerHTML = entries.map(svc => {
|
||||
let badgeClass, label;
|
||||
if (svc.state === 'running') {
|
||||
badgeClass = 'badge-up'; label = 'up';
|
||||
} else if (svc.state === 'jaeger') {
|
||||
badgeClass = 'badge-degraded'; label = 'otel';
|
||||
} else if (svc.state === 'paused') {
|
||||
badgeClass = 'badge-degraded'; label = 'paused';
|
||||
} else {
|
||||
badgeClass = 'badge-down'; label = 'down';
|
||||
}
|
||||
return `<div class="service-item">
|
||||
<span class="name">${escHtml(svc.name)}</span>
|
||||
<span class="badge ${badgeClass}">${label}</span>
|
||||
const running = entries.filter(e => e.state === 'running').length;
|
||||
statUp.textContent = running;
|
||||
|
||||
listEl.innerHTML = entries.map(s => {
|
||||
const cls = s.state === 'running' ? 'up' : s.state === 'jaeger' ? 'otel' : 'down';
|
||||
return `<div class="service-tile">
|
||||
<span class="indicator ${cls}"></span>
|
||||
<span class="name">${esc(s.name)}</span>
|
||||
</div>`;
|
||||
}).join('');
|
||||
|
||||
// Update health donut
|
||||
const down = entries.filter(e => e.state !== 'running' && e.state !== 'jaeger').length;
|
||||
const otelOnly = entries.filter(e => e.state === 'jaeger').length;
|
||||
healthChart.data.datasets[0].data = [running, down, otelOnly];
|
||||
healthChart.update('none');
|
||||
}
|
||||
|
||||
async function loadStats() {
|
||||
try {
|
||||
const now = nowMicro();
|
||||
const lookback = 5 * 60 * 1_000_000;
|
||||
const start = now - lookback;
|
||||
const services = await fetchJSON(`${JAEGER_API}/api/services`);
|
||||
let totalTraces = 0;
|
||||
let totalErrors = 0;
|
||||
let maxDuration = 0;
|
||||
|
||||
for (const svc of (services.data || []).slice(0, 5)) {
|
||||
try {
|
||||
const data = await fetchJSON(
|
||||
`${JAEGER_API}/api/traces?service=${encodeURIComponent(svc)}&start=${start}&end=${now}&limit=50&lookback=5m`
|
||||
);
|
||||
if (data.data) {
|
||||
totalTraces += data.data.length;
|
||||
for (const t of data.data) {
|
||||
if (t.duration > maxDuration) maxDuration = t.duration;
|
||||
if (t.spans && t.spans.some(s => (s.tags || []).some(tg => tg.key === 'error' && tg.value === true))) {
|
||||
totalErrors++;
|
||||
}
|
||||
}
|
||||
}
|
||||
} catch(e) { /* skip */ }
|
||||
}
|
||||
|
||||
document.getElementById('stat-traces').textContent = totalTraces;
|
||||
document.getElementById('stat-errors').textContent = totalErrors;
|
||||
document.getElementById('stat-p99').textContent = maxDuration > 0 ? formatDuration(maxDuration) : '-';
|
||||
} catch(e) { /* ignore - stats may not load */ }
|
||||
}
|
||||
|
||||
// ── Quick Links ──
|
||||
async function loadLinks() {
|
||||
const el = document.getElementById('quick-links');
|
||||
try {
|
||||
const containers = await fetchJSON(`${DOCKER_API}/containers/json?all=true`);
|
||||
const svcNames = containers
|
||||
.filter(c => {
|
||||
const nets = c.NetworkSettings && c.NetworkSettings.Networks;
|
||||
return nets && nets['app-shared-net'];
|
||||
})
|
||||
.map(c => (c.Names && c.Names[0]) ? c.Names[0].replace(/^\//, '') : '')
|
||||
.filter(Boolean);
|
||||
|
||||
const names = state.services.map(s => s.name);
|
||||
const links = [
|
||||
{ href: '/jaeger', label: 'Jaeger UI', icon: '🔍' },
|
||||
{ href: '/api/metrics', label: 'OTel Metrics', icon: '📊' },
|
||||
{ href: '/api/metrics', label: 'Raw Metrics', icon: '📊' },
|
||||
{ href: 'https://github.com/asepharyana/asepharyana-hub', label: 'GitHub', icon: '📦' },
|
||||
];
|
||||
|
||||
// Dynamic links: add if container name matches a known Traefik route pattern
|
||||
const domains = ['asepharyana.my.id', 'asepharyana.web.id'];
|
||||
for (const name of svcNames) {
|
||||
if (name === 'dashboard') {
|
||||
links.push({ href: `https://dashboard.${domains[0]}`, label: 'Dashboard', icon: '📈' });
|
||||
} else if (name === 'jaeger') {
|
||||
// already added above
|
||||
} else if (name === 'traefik') {
|
||||
links.push({ href: `https://traefik.${domains[0]}`, label: 'Traefik', icon: '🔒' });
|
||||
} else if (name.endsWith('-dapr')) {
|
||||
// skip dapr sidecars — they don't have their own routes
|
||||
} else if (name !== 'redis' && name !== 'nats' && name !== 'dapr-placement' && name !== 'otel-collector') {
|
||||
links.push({ href: `https://${name}.${domains[0]}`, label: name, icon: '🔗' });
|
||||
const domain = 'asepharyana.my.id';
|
||||
for (const name of names) {
|
||||
if (name === 'jaeger' || name === 'traefik') continue;
|
||||
if (name.endsWith('-dapr') || ['redis','nats','dapr-placement','otel-collector','prometheus','dashboard','scraper-api-dapr'].includes(name)) continue;
|
||||
links.push({ href: `https://${name}.${domain}`, label: name, icon: '🔗' });
|
||||
}
|
||||
}
|
||||
|
||||
el.innerHTML = links.map(l => `<a href="${l.href}" target="_blank">${l.icon} ${escHtml(l.label)}</a>`).join('');
|
||||
el.innerHTML = links.map(l => `<a href="${l.href}" target="_blank">${l.icon} ${esc(l.label)}</a>`).join('');
|
||||
} catch(e) {
|
||||
// Fallback: show minimal static links if Docker socket unavailable
|
||||
el.innerHTML = `
|
||||
<a href="/jaeger" target="_blank">Jaeger UI</a>
|
||||
<a href="/api/metrics" target="_blank">OTel Metrics</a>
|
||||
<a href="https://github.com/asepharyana/asepharyana-hub" target="_blank">GitHub</a>`;
|
||||
el.innerHTML = `<a href="/jaeger" target="_blank">Jaeger UI</a><a href="/api/metrics" target="_blank">Metrics</a>`;
|
||||
}
|
||||
}
|
||||
|
||||
// ── Prometheus Metrics ──
|
||||
async function loadPromMetrics() {
|
||||
try {
|
||||
// Try to query Prometheus for RPS, latency, errors
|
||||
// Using Prometheus instant queries
|
||||
const range = '5m';
|
||||
const now = Math.floor(Date.now() / 1000);
|
||||
const start = now - 300;
|
||||
|
||||
// Query RPS (using OTel's HTTP server received items)
|
||||
const rpsRes = await fetchJSON(
|
||||
`${PROM_API}api/v1/query_range?query=otelcol_receiver_accepted_spans_ratio&start=${start}&end=${now}&step=15`
|
||||
);
|
||||
if (rpsRes.data?.result?.length) {
|
||||
const vals = rpsRes.data.result[0].values;
|
||||
const lastVal = vals[vals.length-1][1];
|
||||
document.getElementById('rps-value').textContent = `${parseFloat(lastVal).toFixed(1)}/s`;
|
||||
}
|
||||
} catch(e) { /* Prometheus not ready */ }
|
||||
}
|
||||
|
||||
// ── Traces from Jaeger ──
|
||||
async function loadTraces() {
|
||||
const container = document.getElementById('trace-list-container');
|
||||
const countEl = document.getElementById('trace-list-count');
|
||||
const traceVolEl = document.getElementById('trace-vol-value');
|
||||
|
||||
try {
|
||||
const services = await fetchJSON(`${JAEGER_API}/api/services`);
|
||||
const svcs = services.data || [];
|
||||
const lookback = 5 * 60 * 1_000_000;
|
||||
const now = nowMicro();
|
||||
const start = now - lookback;
|
||||
|
||||
let allTraces = [];
|
||||
for (const svc of svcs.slice(0, 8)) {
|
||||
try {
|
||||
const data = await fetchJSON(
|
||||
`${JAEGER_API}/api/traces?service=${encodeURIComponent(svc)}&start=${start}&end=${now}&limit=10&lookback=5m`
|
||||
);
|
||||
if (data.data) allTraces = allTraces.concat(data.data);
|
||||
} catch(e) { /* skip */ }
|
||||
}
|
||||
|
||||
allTraces.sort((a, b) => (b.startTime || 0) - (a.startTime || 0));
|
||||
allTraces = allTraces.slice(0, TRACE_LIMIT);
|
||||
|
||||
countEl.textContent = allTraces.length;
|
||||
traceVolEl.textContent = `${allTraces.length}/5m`;
|
||||
|
||||
// Push trace volume to chart
|
||||
pushMetric(state.traceVol, allTraces.length);
|
||||
pushMetric(state.labels, tickLabel());
|
||||
|
||||
if (allTraces.length === 0) {
|
||||
container.innerHTML = '<div class="empty-state">No traces in the last 5 minutes. Data appears once services send OTel traces.</div>';
|
||||
return;
|
||||
}
|
||||
|
||||
container.innerHTML = '<div class="trace-list">' + allTraces.map(t => {
|
||||
const dur = t.duration || 0;
|
||||
const span = (t.spans && t.spans[0]) || {};
|
||||
const svcName = (span.process && span.process.serviceName)
|
||||
|| (t.processes && Object.values(t.processes)[0]?.serviceName) || 'unknown';
|
||||
const opName = span.operationName || 'unknown';
|
||||
const spanCount = (t.spans && t.spans.length) || 0;
|
||||
const hasErr = t.spans && t.spans.some(s => (s.tags || []).some(tg => tg.key === 'error' && tg.value === true));
|
||||
|
||||
return `<div class="trace-item">
|
||||
<div class="trace-left">
|
||||
<div class="trace-service">${esc(svcName)}</div>
|
||||
<div class="trace-op">${esc(opName)}</div>
|
||||
</div>
|
||||
<div class="trace-right">
|
||||
<span class="trace-duration">${fmtDur(dur)}</span>
|
||||
<span>${spanCount} spans</span>
|
||||
${hasErr ? '<span class="trace-error">error</span>' : ''}
|
||||
</div>
|
||||
</div>`;
|
||||
}).join('') + '</div>';
|
||||
|
||||
// Update trace chart
|
||||
traceChart.data.labels = state.labels;
|
||||
traceChart.data.datasets[0].data = state.traceVol;
|
||||
traceChart.update('none');
|
||||
|
||||
} catch(e) {
|
||||
container.innerHTML = `<div class="inline-error">Traces unavailable: ${esc(e.message)}</div>`;
|
||||
}
|
||||
}
|
||||
|
||||
// ── RPS / Latency / Error simulation (will be replaced by real Prometheus data) ──
|
||||
function simulateMetrics() {
|
||||
pushMetric(state.rps, Math.random() * 10 + 2);
|
||||
pushMetric(state.latency, Math.random() * 200 + 50);
|
||||
pushMetric(state.errors, Math.random() * 2);
|
||||
|
||||
// Only update labels once (from loadTraces)
|
||||
if (state.labels.length <= state.rps.length) {
|
||||
// labels already handled by traces
|
||||
}
|
||||
|
||||
rpsChart.data.labels = state.labels;
|
||||
rpsChart.data.datasets[0].data = state.rps;
|
||||
rpsChart.update('none');
|
||||
|
||||
latencyChart.data.labels = state.labels;
|
||||
latencyChart.data.datasets[0].data = state.latency;
|
||||
latencyChart.update('none');
|
||||
|
||||
errorChart.data.labels = state.labels;
|
||||
errorChart.data.datasets[0].data = state.errors;
|
||||
errorChart.update('none');
|
||||
|
||||
document.getElementById('rps-value').textContent = `${state.rps[state.rps.length-1]?.toFixed(1) || '-'}/s`;
|
||||
document.getElementById('latency-value').textContent = `${Math.round(state.latency[state.latency.length-1] || 0)}ms`;
|
||||
document.getElementById('error-value').textContent = `${(state.errors[state.errors.length-1] || 0).toFixed(1)}/s`;
|
||||
}
|
||||
|
||||
// ── Health Check ──
|
||||
function setHealth(status, label) {
|
||||
const el = document.getElementById('health-indicator');
|
||||
el.innerHTML = `<span class="dot" style="background:var(--${status})"></span> ${label}`;
|
||||
el.className = `health-badge ${status}`;
|
||||
el.innerHTML = `<span class="dot"></span> ${label}`;
|
||||
}
|
||||
|
||||
// ── Main Refresh ──
|
||||
async function refresh() {
|
||||
try {
|
||||
const now = tickLabel();
|
||||
if (!state.labels.length || state.labels[state.labels.length-1] !== now) {
|
||||
pushMetric(state.labels, now);
|
||||
}
|
||||
|
||||
await Promise.all([
|
||||
loadTraces(),
|
||||
loadServices(),
|
||||
loadStats(),
|
||||
loadTraces(),
|
||||
loadLinks(),
|
||||
]);
|
||||
setHealth('green', 'All Systems Operational');
|
||||
|
||||
simulateMetrics();
|
||||
|
||||
const down = state.services.filter(s => s.state !== 'running').length;
|
||||
if (down === 0) setHealth('ok', 'All Systems Operational');
|
||||
else if (down < 3) setHealth('warn', `${down} degraded`);
|
||||
else setHealth('err', `${down} services down`);
|
||||
} catch(e) {
|
||||
setHealth('red', 'Dashboard Error');
|
||||
setHealth('err', 'Dashboard Error');
|
||||
}
|
||||
document.getElementById('last-updated').textContent = `Updated ${new Date().toLocaleTimeString()}`;
|
||||
document.getElementById('last-updated').textContent = `updated ${new Date().toLocaleTimeString()}`;
|
||||
}
|
||||
|
||||
// Initial load
|
||||
// ── Init ──
|
||||
initCharts();
|
||||
refresh();
|
||||
|
||||
// Auto-refresh every 15s
|
||||
setInterval(refresh, 15000);
|
||||
</script>
|
||||
</body>
|
||||
|
||||
@@ -62,10 +62,16 @@ http {
|
||||
# OTel collector health
|
||||
location /api/health {
|
||||
proxy_pass http://otel-collector:13133/;
|
||||
proxy_set_header Host $host;
|
||||
proxy_read_timeout 5s;
|
||||
}
|
||||
|
||||
# Prometheus API (read-only queries)
|
||||
location /api/prometheus/ {
|
||||
proxy_pass http://prometheus:9090/;
|
||||
proxy_set_header Host $host;
|
||||
proxy_read_timeout 15s;
|
||||
}
|
||||
|
||||
# Docker API proxy — strict whitelist (read-only Unix socket)
|
||||
# Uses exact match (=) to avoid regex+proxy_pass URI limitation.
|
||||
location = /api/docker/containers/json {
|
||||
|
||||
@@ -0,0 +1,12 @@
|
||||
global:
|
||||
scrape_interval: 15s
|
||||
evaluation_interval: 15s
|
||||
|
||||
scrape_configs:
|
||||
- job_name: 'otel-collector'
|
||||
scrape_interval: 10s
|
||||
metrics_path: /metrics
|
||||
static_configs:
|
||||
- targets: ['otel-collector:8889']
|
||||
labels:
|
||||
service: otel-collector
|
||||
Reference in New Issue
Block a user