[GitHub] [pinot] snleee commented on a diff in pull request #10308: Add the support of Apache Pulsar for StreamGithubEventsCommand

["snleee (via GitHub)" <gi...@apache.org>]

snleee commented on code in PR #10308:
URL: https://github.com/apache/pinot/pull/10308#discussion_r1113252014


##########
pinot-plugins/pinot-stream-ingestion/pinot-pulsar/src/main/java/org/apache/pinot/plugin/stream/pulsar/server/PulsarDataProducer.java:
##########
@@ -0,0 +1,95 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.pinot.plugin.stream.pulsar.server;
+
+import com.google.common.base.Preconditions;
+import java.util.Base64;
+import java.util.Properties;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.pinot.spi.stream.StreamDataProducer;
+import org.apache.pulsar.client.api.AuthenticationFactory;
+import org.apache.pulsar.client.api.ClientBuilder;
+import org.apache.pulsar.client.api.Producer;
+import org.apache.pulsar.client.api.PulsarClient;
+import org.apache.pulsar.client.api.PulsarClientException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+public class PulsarDataProducer implements StreamDataProducer {
+
+  private static final Logger LOGGER = LoggerFactory.getLogger(PulsarDataProducer.class);
+
+  public static final String BROKER_SERVICE_URL = "brokerServiceUrl";
+  public static final String TOKEN = "token";
+
+  private PulsarClient _pulsarClient;
+
+  public PulsarDataProducer() {
+  }
+
+  @Override
+  public void init(Properties props) {
+    String brokerServiceUrl = props.getProperty(BROKER_SERVICE_URL);
+    Preconditions.checkNotNull(brokerServiceUrl, "broker service url must be configured.");
+
+    ClientBuilder clientBuilder = PulsarClient.builder().serviceUrl(brokerServiceUrl);
+
+    String token = props.getProperty(TOKEN);
+    if (StringUtils.isNotEmpty(token)) {
+      try {
+        _pulsarClient = clientBuilder.authentication(AuthenticationFactory.token(token)).build();
+      } catch (PulsarClientException e) {
+        throw new IllegalArgumentException("Failed to create pulsar client");
+      }
+    }
+  }
+
+  @Override
+  public void produce(String topic, byte[] payload) {
+    try {
+      Producer<byte[]> producer = _pulsarClient.newProducer().topic(topic).create();

Review Comment:
   Pulsar takes `topic` as an input when creating a producer. We can probably add the client cache. This is currently mainly added for publishing events for github events data. I will add the TODO comment and will address this.



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