HeartBeat

serviceName : "HeartBeat"

serviceNumber : 3

serviceType : support

Appendix

to set timer using redis db and data along with it, data conatins callback queue name. once timerHits, this service will send stored data to callback queue name

Authors

• Md Husain Thekiya
  • [email protected]
  • https://github.com/MdHusainThekiya/
  • https://www.linkedin.com/in/md-husain-thekiya/

Production Setup

use below docker-compose.yml

version: '3'
services:
  redis:
    image: redis:7.2.2-alpine
    container_name: redis
    ports:
      - 6379:6379
    environment:
      - TZ=Asia/Kolkata

  rabbitmq:
    image: rabbitmq:3.12-management
    container_name: rabbitmq
    ports:
      - 5672:5672
      - 15672:15672

  heartbeat:
    image: mdhusainthekiya/heartbeat:v2.0.2
    container_name: heartbeat
    ports:
      - 4001:4001
    depends_on:
      - redis
      - rabbitmq
    env_file:
      - ./heartBeat/.env
    environment:
      - TZ=Asia/Kolkata

./heartBeat/.env contails following

# -- SERVICE CONFIG -- #
SERVICE_NAME=heartBeat

# -- KAFKA CONFIG (removed from v2.0.0 onwards) -- #
KAFKA_BROKERS="kafka1:9092,kafka2:9092,kafka3:9092"
KAFKA_TOPIC_NAME=test_topic
KAFKA_GROUP_ID=test_group
KAFKA_OTHER_TOPICS_NAME=<this optional env>"anotherTopic1,anotherTopic2,anotherTopic3"

# -- RABBITMQ CONFIG (available from v2.0.0 onwards) -- #
RABBIT_MQ_URL = "amqp://rabbitmq:5672"
RABBIT_MQ_QUEUE_NAME = "heartBeat"

# -- REDIS CONFIG -- #
REDIS_HOST=redis
REDIS_PORT=6379
REDIS_PASSWORD=
REDIS_DATABASE=0

# -- HEARTBEAT CONFIG -- #
HEARTBEAT_TIME_IN_SEC=5

# -- DAILY TASK QUEUE NAME -- #
RABBIT_MQ_CRON_QUEUE_NAME=apiServer

Local Environment Setup

0. required go to be installed (recommened 1.19 and available at current path)
1. required rabbitMQ installed (recommened 3.12, and available at "amqp://rabbitmq:5672")
2. required redis connection (example : localhost:6379)
3. run following commands

1. Clone project

git clone https://github.com/MdHusainThekiya/heartBeat.git

cd heartBeat

2. create environment variables

To run this project, you will need to add the following environment variables to your .env file

refer sampleEnv.txt

cp sampleEnv.txt .env
vim .env

modify .env as per your values and execute below commands

go mod tidy
bash ./build.sh
go run heartBeat_binary