mqtt stuff added

node_modules/mqtt/lib/connect/tls.js

@@ -0,0 +1,41 @@
+'use strict'
+var tls = require('tls')
+
+function buildBuilder (mqttClient, opts) {
+  var connection
+  opts.port = opts.port || 8883
+  opts.host = opts.hostname || opts.host || 'localhost'
+
+  opts.rejectUnauthorized = opts.rejectUnauthorized !== false
+
+  delete opts.path
+
+  connection = tls.connect(opts)
+  /* eslint no-use-before-define: [2, "nofunc"] */
+  connection.on('secureConnect', function () {
+    if (opts.rejectUnauthorized && !connection.authorized) {
+      connection.emit('error', new Error('TLS not authorized'))
+    } else {
+      connection.removeListener('error', handleTLSerrors)
+    }
+  })
+
+  function handleTLSerrors (err) {
+    // How can I get verify this error is a tls error?
+    if (opts.rejectUnauthorized) {
+      mqttClient.emit('error', err)
+    }
+
+    // close this connection to match the behaviour of net
+    // otherwise all we get is an error from the connection
+    // and close event doesn't fire. This is a work around
+    // to enable the reconnect code to work the same as with
+    // net.createConnection
+    connection.end()
+  }
+
+  connection.on('error', handleTLSerrors)
+  return connection
+}
+
+module.exports = buildBuilder