Added buildCanary.js function.

env.json

@@ -15,5 +15,9 @@
     },
     "DISCORD_LOGIN_TOKEN": {
       "description": "The login token of the bot."
+    },
+    "CANARY_WEBHOOK_URL": {
+      "required": false,
+      "description": "The URL for the webhook to trigger canary builds."
     }
   }

src/commands/buildCanary.js

@@ -0,0 +1,24 @@
+const request = require('request');
+const logger = require('../logging.js');
+
+exports.roles = ['Admins', 'Moderators'];
+exports.command = function (message) {
+  // Read the URL endpoint from config.
+  var webhookUrl = process.env.CANARY_WEBHOOK_URL;
+  if (!webhookUrl) {
+    message.channel.sendMessage('Failed to start the canary build due to a missing Webhook URL.');
+    return;
+  }
+
+  // Send a POST request to the URL endpoint to trigger the build.
+  request.post({ url: webhookUrl, json: true, body: {
+    "ref": "refs/heads/master"
+  }}, function (error, response, body) {
+    if (!error && response.statusCode == 200) {
+      message.channel.sendMessage(`Canary build has been started.`);
+    } else {
+      logger.error(error);
+      message.channel.sendMessage(`Failed to start the canary build due to an error.`);
+    }
+  });
+};