Using Docker

Sample codes to understand how to containerize applications and use docker and docker compose.

• more info

Requirements

• Docker
• Docker-Compose

Try out

Build and run docker image locally

• Navigate to image directory

cd image

• Build image

docker build -t <image_name> .

• List images

docker images

• Run container

docker run -d -p <host_port>:<container_port> <image_name>

• List containers

docker ps -a

Build and push docker image to dockerhub

• Docker Login

docker login

• Navigate to image directory

cd image

• Add image version

echo '0.0.1' > VERSION

./release.sh <registry> <image_name>

• Run container

docker pull <registry>/<image_name>
docker run -d -p <host_port>:<container_port> <registry>/<image_name>

Run docker-compose

• Navigate to compose directory

cd compose

• Build and run containers using docker-compose

docker-compose -f docker-compose.yaml up -d

• Stop containers

docker-compose -f docker-compose.yaml down

• List containers

docker ps -a