v1.1: Add CIDR subnet filtering and Agent filter in Devices page

test_countries3.js

@@ -0,0 +1,30 @@
+const mongoose = require('mongoose');
+mongoose.connect('mongodb://backone_inspect:backone_inspect@mongodb.prod.proit.id:27017/backone_inspect_0').then(async () => {
+  const db = mongoose.connection.db;
+  const raw = await db.collection('countrystats').aggregate([
+    { $match: { agent_uuid: 'F6-2V-DT-8A' } },
+    { $group: {
+        _id: '$country_name',
+        download: { $sum: '$download' },
+        upload: { $sum: '$upload' }
+    }},
+    { $sort: { download: -1 } },
+    { $limit: 200 }
+  ]).toArray();
+  const valid = raw.filter(r => r.download > 0 || r.upload > 0);
+  console.log(valid.length, 'valid countries for Kantor in CountryStat');
+
+  const flows = await db.collection('flows').aggregate([
+    { $match: { agent_uuid: 'F6-2V-DT-8A', country_name: { $ne: null } } },
+    { $group: {
+        _id: '$country_name',
+        download: { $sum: '$download' },
+        upload: { $sum: '$upload' }
+    }},
+    { $sort: { download: -1 } },
+    { $limit: 200 }
+  ]).toArray();
+  const validFlows = flows.filter(r => r.download > 0 || r.upload > 0);
+  console.log(validFlows.length, 'valid countries for Kantor in Flow');
+  mongoose.disconnect();
+});