Building Containers Using Docker Compose for Golang Application & MySql Database — Learning Golang

image from google.com

INTRODUCTION

To learn more about what Docker Compose is, please click here for more information.

CREATING DOCKER-COMPOSE.YML

Now, we will create a new file named docker-compose.yml as shown in the image below. This file contains the configuration of the web service and the database.

GO SQL CONNECTION

Before we run, don’t forget to change the SQL connection configuration in the connection.go file according to the Docker Compose configuration earlier.

sqlConn,err := sql.Open("mysql", "user:password@tcp(godockerDB)/dev_apps")

“MYSQL_USER:MYSQL_PASSWORD@tcp(CONTAINER_NAME)/MYSQL_DATABASE”

RUN DOCKER COMPOSE

Next, run the following command to run Docker Compose.

docker-compose up

SETUP SESSION CONEECTION MYSQL