Infra API

.gitignore

@@ -1 +1,2 @@
 .env
+node_modules

infra-api/Dockerfile

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+FROM node:18-alpine
+WORKDIR /app
+COPY . .
+RUN npm install
+CMD ["node", "server.js"]

infra-api/docker-compose.yml

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+version: '3.8'
+
+services:
+  infra-api:
+    image: node:18
+    container_name: infra-api
+    working_dir: /app
+    volumes:
+      - ./:/app
+      - /var/run/docker.sock:/var/run/docker.sock
+    command: >
+      sh -c "npm install && node server.js"
+    ports:
+      - "8686:8686"
+    restart: unless-stopped
+    environment:
+      - NODE_ENV=production
+    network_mode: ${USE_HOST_NETWORK}

infra-api/package.json

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+{
+  "dependencies": {
+    "dockerode": "^4.0.6",
+    "express": "^5.1.0"
+  }
+}

infra-api/routes/domains.js

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+const express = require('express');
+const router = express.Router();
+const { getContainerData } = require('../utils/dockerInspector');
+const os = require('os');
+
+router.get('/', async (req, res) => {
+  try {
+    const containers = await getContainerData();
+    const hostInterfaces = os.networkInterfaces();
+    const ip =
+      hostInterfaces.en0?.find(i => i.family === 'IPv4')?.address ||
+      hostInterfaces.eth0?.find(i => i.family === 'IPv4')?.address ||
+      '127.0.0.1';
+
+    const rows = containers
+      .map(c => {
+        const [host, container] = c.name.split('-', 2);
+        if (!host || !container) return null;
+
+        const safeContainer = container.replace(/_/g, '');
+        const safeHost = host.replace(/_/g, '');
+        const hasPorts = c.ports && c.ports.length > 0;
+        const url = hasPorts ? `${ip}:${c.ports[0]}` : null;
+        const domain = `${safeContainer}.${safeHost}.bray.io`;
+
+        if (!url) return null;
+
+        return {
+          name: safeContainer,
+          url,
+          domain,
+        };
+      })
+      .filter(Boolean);
+
+    // Create a pretty text table
+    const header = `NAME                | URL                    | DOMAIN`;
+    const divider = `--------------------|------------------------|-----------------------------`;
+    const lines = rows.map(row =>
+      `${row.name.padEnd(20)}| ${row.url.padEnd(24)}| ${row.domain}`
+    );
+
+    const output = [header, divider, ...lines].join('\n');
+
+    res.setHeader('Content-Type', 'text/plain');
+    res.send(output);
+  } catch (err) {
+    console.error('Error building domain list:', err);
+    res.status(500).send('Failed to generate domain mappings');
+  }
+});
+
+module.exports = router;

infra-api/server.js

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+const express = require('express');
+const os = require('os');
+const { getContainerData } = require('./utils/dockerInspector');
+
+const app = express();
+const PORT = process.env.PORT || 8686;
+const hostname = os.hostname().toLowerCase(); // used in domain mapping
+
+// Endpoint to list all containers and their info
+app.get('/containers', async (req, res) => {
+  try {
+    const containers = await getContainerData();
+    res.setHeader('Content-Type', 'application/json');
+    res.send(JSON.stringify(containers, null, 2)); // Pretty print JSON
+  } catch (err) {
+    console.error('Error fetching containers:', err);
+    res.status(500).send('Internal Server Error');
+  }
+});
+
+const domainRoutes = require('./routes/domains');
+app.use('/domains', domainRoutes);
+
+// Start server
+app.listen(8686, '0.0.0.0', () => {
+  console.log('Infra API listening at http://localhost:8686');
+});

infra-api/utils/dockerInspector.js

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+const Docker = require('dockerode');
+const os = require('os');
+
+const docker = new Docker();
+
+// Helper to detect the host IP (e.g. 192.168.x.x)
+function getHostIP() {
+  const interfaces = os.networkInterfaces();
+  for (const iface of Object.values(interfaces)) {
+    for (const net of iface) {
+      if (net.family === 'IPv4' && !net.internal && net.address.startsWith('192.')) {
+        return net.address;
+      }
+    }
+  }
+  return 'localhost'; // Fallback
+}
+
+async function getContainerData() {
+  const containers = await docker.listContainers({ all: true });
+  const hostname = os.hostname();
+  const hostIp = getHostIP();
+
+  const output = [];
+
+  for (const containerInfo of containers) {
+    const container = docker.getContainer(containerInfo.Id);
+    const inspect = await container.inspect();
+
+    const rawName = inspect.Name || containerInfo.Names?.[0] || '';
+    const name = rawName.replace(/^\//, '');
+
+    const networks = inspect.NetworkSettings.Networks || {};
+    let staticIP = null;
+
+    // Try to find a meaningful internal Docker-assigned static IP
+    for (const netName in networks) {
+      const ip = networks[netName].IPAddress;
+      if (ip && (ip.startsWith('192.') || ip.startsWith('10.'))) {
+        staticIP = ip;
+        break;
+      }
+    }
+
+    const rawPorts = Object.values(inspect.NetworkSettings.Ports || {})
+      .flat()
+      .filter(Boolean);
+    const ports = rawPorts.map(p => p.HostPort);
+
+    // Prefer static IP if available, fallback to host IP
+    let url = '(none)';
+    if (ports.length > 0) {
+      const accessIP = staticIP || hostIp;
+      url = `http://${accessIP}:${ports[0]}`;
+    }
+
+    output.push({
+      name,
+      ip: staticIP || 'N/A',
+      ports,
+      hostname,
+      url,
+    });
+  }
+
+  return output;
+}
+
+module.exports = { getContainerData };

pi/configs/promtail/positions.yaml

@@ -1,9 +1,10 @@
 positions:
+  /var/log/acroUpdaterTools.log: "16567"
   /var/log/alf.log: "0"
   /var/log/fsck_apfs.log: "23880"
   /var/log/fsck_apfs_error.log: "676"
   /var/log/fsck_hfs.log: "4044"
-  /var/log/install.log: "3800109"
+  /var/log/install.log: "3856377"
   /var/log/shutdown_monitor.log: "1971"
-  /var/log/system.log: "6132"
-  /var/log/wifi.log: "1107090"
+  /var/log/system.log: "6579"
+  /var/log/wifi.log: "1164834"

ubuntu-1/configs/promtail/positions.yaml

@@ -1,9 +1,10 @@
 positions:
+  /var/log/acroUpdaterTools.log: "16567"
   /var/log/alf.log: "0"
   /var/log/fsck_apfs.log: "23880"
   /var/log/fsck_apfs_error.log: "676"
   /var/log/fsck_hfs.log: "4044"
-  /var/log/install.log: "3800109"
+  /var/log/install.log: "3856377"
   /var/log/shutdown_monitor.log: "1971"
-  /var/log/system.log: "6132"
-  /var/log/wifi.log: "1107090"
+  /var/log/system.log: "6579"
+  /var/log/wifi.log: "1164834"