Update README.md

README.md

 # Kafka
 
+Commands :
+Run these commands  from root folder .
+Run zookeeper:
+.\bin\windows\zookeeper-server-start.bat .\config\zookeeper.properties
+
+Run Kafka server
+.\bin\windows\kafka-server-start.bat .\config\server.properties
+
+Create a topic:
+.\bin\windows\kafka-topics.bat --create --topic first_topic --bootstrap-server localhost:9092
+
+Run Producer:
+.\bin\windows\kafka-console-producer.bat --topic first_topic --bootstrap-server localhost:9092
+-
+Run Consumer:
+.\bin\windows\kafka-console-consumer.bat --topic third --from-beginning --bootstrap-server localhost:9092
+
+Check all topis:
+.\bin\windows\kafka-topics.bat --zookeeper localhost:2181 --list
+
+
+mvn clean install -DskipTests
+cd src/main/resources/docker
+docker-compose -f kafka-docker-compose.yml up -d (to run kafka and zookeeper servers)
+docker-compose -f kafka-docker-compose.yml ps (to know about the status)
+docker exec it name bash (to go particular specific point)
+
+kafka-console-producer --bootstrap-server localhost:9092 --topic topic_name stock-live
+kafka-console-consumer --bootstrap-server localhost:9092 --topic adult stock-live
+
+
+docker run -p 61616:61616 -p 8161:8161 rmohr/activemq
+
+
+
+
+Docker :
+   To fix environment compatibility errors we can setup docker files
+   and we can compose docker container if we want more than one container
+   
+
+version: '2'
+
+services:
+  zookeeper:
+    image: docker.io/bitnami/zookeeper:3-debian-10
+    ports:
+      - '2181:2181'
+    volumes:
+      - 'zookeeper_data:/bitnami'
+    environment:
+      - ALLOW_ANONYMOUS_LOGIN=yes
+  kafka:
+    image: docker.io/bitnami/kafka:2-debian-10
+    hostname: localhost
+    ports:
+      - '9092:9092'
+    volumes:
+      - 'kafka_data:/bitnami'
+    environment:
+      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
+      - ALLOW_PLAINTEXT_LISTENER=yes
+    depends_on:
+      - zookeeper
+volumes:
+  zookeeper_data:
+    driver: local
+  kafka_data:
+    driver: local
+
+kafka-producer:
+    container_name: kafka-producer
+    image: docker.io/bitnami/kafka:2-debian-10
+    build:
+     context:
+    working_dir: /kafka
+    entrypoint: /bin/bash
+    stdin_open: true
+    tty: true
+
+
+create docker-image for springboot:
+------------------------------
+docker build -f dockerFileName -t customeImageName .
+docker images (to see what all images are there)
+