Add connect methods to libraries.

lib/kafka.js

@@ -5,6 +5,10 @@ import { KAFKA, KAFKA_PRODUCER } from 'lib/db';
 
 const log = debug('umami:kafka');
 
+let kafka;
+let producer;
+const enabled = Boolean(process.env.KAFKA_URL && process.env.KAFKA_BROKER);
+
 function getClient() {
   const { username, password } = new URL(process.env.KAFKA_URL);
   const brokers = process.env.KAFKA_BROKER.split(',');
@@ -61,7 +65,7 @@ function getDateFormat(date) {
 }
 
 async function sendMessage(params, topic) {
-  await getKafka();
+  await connect();
 
   await producer.send({
     topic,
@@ -74,7 +78,7 @@ async function sendMessage(params, topic) {
   });
 }
 
-async function getKafka() {
+async function connect() {
   if (!kafka) {
     kafka = process.env.KAFKA_URL && process.env.KAFKA_BROKER && (global[KAFKA] || getClient());
 
@@ -86,14 +90,12 @@ async function getKafka() {
   return kafka;
 }
 
-// Initialization
-let kafka;
-let producer;
-
 export default {
+  enabled,
   client: kafka,
   producer,
   log,
+  connect,
   getDateFormat,
   sendMessage,
 };