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Apache_Kafka_Cluster_3-Nodes_Ubuntu 22.04_Server

java 8 or higher

RAM size Minimum 1 GB

Node1. ip 192.168.100.62

Node2. ip 192.168.100.79

Node3. ip 192.168.100.80

 sudo apt update  
 sudo apt install default-jdk 
 java --version 
 wget https://archive.apache.org/dist/kafka/3.2.0/kafka_2.13-3.2.0.tgz
 tar xzf kafka_2.13-3.2.0.tgz 
 sudo mv kafka_2.13-3.2.0 /usr/local/kafka

sudo nano /etc/systemd/system/zookeeper.service
[Unit]
Description=Apache Zookeeper server
Documentation=http://zookeeper.apache.org
Requires=network.target remote-fs.target
After=network.target remote-fs.target

[Service]
Type=simple
ExecStart=/usr/local/kafka/bin/zookeeper-server-start.sh /usr/local/kafka/config/zookeeper.properties
ExecStop=/usr/local/kafka/bin/zookeeper-server-stop.sh
Restart=on-abnormal

[Install]
WantedBy=multi-user.target

sudo nano /etc/systemd/system/kafka.service
[Unit]
Description=Apache Kafka Server
Documentation=http://kafka.apache.org/documentation.html
Requires=zookeeper.service

[Service]
Type=simple
Environment="JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64"
ExecStart=/usr/local/kafka/bin/kafka-server-start.sh /usr/local/kafka/config/server.properties
ExecStop=/usr/local/kafka/bin/kafka-server-stop.sh

[Install]
WantedBy=multi-user.target

Service Checking Command

sudo systemctl daemon-reload 
sudo systemctl start zookeeper 
sudo systemctl start kafka 
sudo systemctl status zookeeper 
sudo systemctl status kafka

Node_2 ip 192.168.100.79

broder-2***Producer

 /usr/local/kafka/config
 nano server.properties

broker.id=2
listeners=PLAINTEXT://192.168.100.79:9093
log.dirs=/tmp/kafka-logs-2
zookeeper.connect=192.168.100.62:2181,192.168.100.79:2181,192.168.100.80:2181

nano producer.properties
bootstrap.servers=192.168.100.62:9092

nano consumer.properties
bootstrap.servers=192.168.100.62:9092

Node_3 ip 192.168.100.80

 /usr/local/kafka/config
 nano server.properties
broker.id=3
listeners=PLAINTEXT://192.168.201.80:9092
log.dirs=/tmp/kafka-logs-3
zookeeper.connect=192.168.100.62:2181,192.168.100.79:2181,192.168.100.80:2181
nano producer.properties
bootstrap.servers=192.168.100.62:9092
nano consumer.properties
bootstrap.servers=192.168.100.62:9092

Node_1 ip 192.168.100.62

 /usr/local/kafka/config
 cat server.properties
 broker.id=1
 listeners=PLAINTEXT://192.168.100.62:9092
 log.dirs=/tmp/kafka-logs-1
 zookeeper.connect=192.168.100.62:2181,192.168.100.79:2181,192.168.100.80:2181

Testing

Node_1 ip 192.168.100.62

bin/kafka-topics.sh --create --topic my-topic --bootstrap-server 192.168.201.62:9092 --replication-factor 1 --partitions 3

Node_2 ip 192.168.100.79---===Producer

bin/kafka-console-producer.sh --broker-list 192.168.201.62:9092 --topic my-topic

Node_3 ip 192.168.100.80----===Comsumer

 bin/kafka-console-consumer.sh --bootstrap-server 192.168.201.62:9092 --topic my-topic --from-beginning

Reverse message

Node_2

 bin/kafka-console-producer.sh --broker-list 192.168.201.62:9092 --topic my-topic | bin/kafka-console-consumer.sh --bootstrap-server 192.168.201.62:9092 --topic my-topic --from-beginning

Node_3

 bin/kafka-console-producer.sh --broker-list 192.168.201.62:9092 --topic my-topic | bin/kafka-console-consumer.sh --bootstrap-server 192.168.201.62:9092 --topic my-topic --from-beginning