Agent+MultiServer

agent/src/routes/portainer.js

@@ -0,0 +1,80 @@
+const express = require('express');
+const { checkImageUpdate } = require('../services/registryService');
+
+function extractTag(imageName) {
+  const parts = imageName.split(':');
+  return parts.length > 1 ? parts[parts.length - 1] : 'latest';
+}
+
+function pickPortainerContainer(containers) {
+  return containers.find((container) => {
+    const labels = container.Labels || {};
+    if (labels['io.portainer.container']) return true;
+    const image = container.Image || '';
+    return /portainer/i.test(image);
+  });
+}
+
+async function getPortainerVersionInfo(docker) {
+  const containers = await docker.listContainers({ all: true });
+  const portainer = pickPortainerContainer(containers);
+  if (!portainer) {
+    return null;
+  }
+
+  const imageName = portainer.Image;
+  const tag = extractTag(imageName);
+  let version = null;
+  let localDigest = null;
+  let remoteDigest = null;
+  let updateAvailable = false;
+
+  try {
+    const inspect = await docker.getImage(imageName).inspect();
+    const labels = inspect?.Config?.Labels || {};
+    version = labels['org.opencontainers.image.version'] || labels.version || tag;
+    const repoDigests = inspect?.RepoDigests || [];
+    localDigest = repoDigests.length ? repoDigests[0].split('@')[1] || repoDigests[0] : null;
+  } catch {
+    version = tag;
+    localDigest = null;
+  }
+
+  try {
+    const info = await checkImageUpdate(docker, imageName);
+    remoteDigest = info.remoteDigest;
+    localDigest = info.localDigest || localDigest;
+    updateAvailable = info.updateAvailable;
+  } catch {
+    remoteDigest = null;
+    updateAvailable = false;
+  }
+
+  return {
+    containerId: portainer.Id,
+    image: imageName,
+    tag,
+    version,
+    localDigest,
+    remoteDigest,
+    updateAvailable
+  };
+}
+
+module.exports = function portainerVersionRoutes(docker) {
+  const router = express.Router();
+
+  router.get('/portainer/version', async (req, res, next) => {
+    try {
+      const info = await getPortainerVersionInfo(docker);
+      if (!info) {
+        return res.status(404).json({ error: 'Portainer container not found' });
+      }
+      res.json(info);
+    } catch (err) {
+      next(err);
+    }
+  });
+
+  return router;
+};