update kafka client config

scripts/check-env.js

@@ -23,12 +23,5 @@ if (!process.env.SKIP_DB_CHECK && !process.env.DATABASE_TYPE) {
 }
 
 if (process.env.CLOUD_MODE) {
-  checkMissing([
-    'CLOUD_URL',
-    'KAFKA_BROKER',
-    'KAFKA_URL',
-    'REDIS_URL',
-    'KAFKA_SASL_MECHANISM',
-    'KAFKA_SSL',
-  ]);
+  checkMissing(['CLOUD_URL', 'KAFKA_BROKER', 'KAFKA_URL', 'REDIS_URL', 'KAFKA_SASL_MECHANISM']);
 }

src/lib/kafka.ts

@@ -12,13 +12,14 @@ 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(',');
-  const sslEnabled = process.env.KAFKA_SSL.toLowerCase() === 'true';
   const mechanism = process.env.KAFKA_SASL_MECHANISM as 'plain' | 'scram-sha-256' | 'scram-sha-512';
 
   const ssl: { ssl?: tls.ConnectionOptions | boolean; sasl?: SASLOptions } =
     username && password
       ? {
-          ssl: sslEnabled,
+          ssl: {
+            rejectUnauthorized: false,
+          },
           sasl: {
             mechanism,
             username,