ADD: channel list in lndhub console

controllers/website.js

@@ -4,16 +4,59 @@ let fs = require('fs');
 let mustache = require('mustache');
 let lightning = require('../lightning');
 
-router.get('/', function(req, res) {
+let lightningGetInfo = {};
-  let html = fs.readFileSync('./templates/index.html').toString('utf8');
+let lightningListChannels = {};
+function updateLightning() {
   lightning.getInfo({}, function(err, info) {
     if (err) {
       console.error('lnd failure');
       process.exit(3);
     }
-    res.setHeader('Content-Type', 'text/html');
+    lightningGetInfo = info;
-    return res.status(200).send(mustache.render(html, info));
   });
+
+  lightning.listChannels({}, function(err, response) {
+    if (err) {
+      console.error('lnd failure');
+      process.exit(3);
+    }
+    lightningListChannels = response;
+    let channels = [];
+    for (let channel of lightningListChannels.channels) {
+      let divider = 524287;
+      let ascii_length1 = channel.local_balance / divider;
+      let ascii_length2 = channel.remote_balance / divider;
+      channel.ascii = '[';
+      channel.ascii += '-'.repeat(Math.round(ascii_length1));
+      channel.ascii += '/' + '-'.repeat(Math.round(ascii_length2));
+      channel.ascii += ']';
+      channel.capacity_btc = channel.capacity / 100000000;
+      channel.name = pubkey2name[channel.remote_pubkey];
+      channels.push(channel);
+    }
+    lightningListChannels.channels = channels;
+  });
+}
+updateLightning();
+setInterval(updateLightning, 60000);
+
+const pubkey2name = {
+  '03e50492eab4107a773141bb419e107bda3de3d55652e6e1a41225f06a0bbf2d56': 'yalls.org',
+  '0232e20e7b68b9b673fb25f48322b151a93186bffe4550045040673797ceca43cf': 'zigzag.io',
+  '02df5ffe895c778e10f7742a6c5b8a0cefbe9465df58b92fadeb883752c8107c8f': 'blockstream store',
+  '030c3f19d742ca294a55c00376b3b355c3c90d61c6b6b39554dbc7ac19b141c14f': 'bitrefill.com',
+  '03864ef025fde8fb587d989186ce6a4a186895ee44a926bfc370e2c366597a3f8f': 'ACINQ',
+  '03abf6f44c355dec0d5aa155bdbdd6e0c8fefe318eff402de65c6eb2e1be55dc3e': 'OpenNode',
+};
+
+router.get('/', function(req, res) {
+  if (!lightningGetInfo) {
+    console.error('lnd failure');
+    process.exit(3);
+  }
+  res.setHeader('Content-Type', 'text/html');
+  let html = fs.readFileSync('./templates/index.html').toString('utf8');
+  return res.status(200).send(mustache.render(html, Object.assign({}, lightningGetInfo, lightningListChannels)));
 });
 
 router.get('/about', function(req, res) {

templates/index.html

@@ -44,6 +44,19 @@
             {{#uris}}
             <pre class="line">{{.}}</pre>
             {{/uris}}
+            <pre class="line"> </pre>
+            <pre class="line"><span class="dyer-white">Channels:</span></pre>
+
+            <table>
+            {{#channels}}
+                <tr>
+                    <td><pre class="line">{{ascii}}</pre></td>
+                    <td><pre class="line">{{capacity_btc}} BTC  </pre></td>
+                    <td><pre class="line"><a href="https://1ml.com/node/{{remote_pubkey}}" target="_blank">{{remote_pubkey}}</a> {{name}}  </pre></td>
+                </tr>
+            {{/channels}}
+            </table>
+
             <pre class="line"> </pre>
             <pre class="line"><span class="dyer-white">num_active_channels:</span></pre>
             <pre class="line">{{num_active_channels}}</pre>