Docker Cheat Sheet

## Docker Version and Info
docker -v
docker info

## List Images
docker images

## List Containers (running, all)
docker container ls
docker container ls --all
docker ps
docker ps -a

## Run a New Container
docker run <image-name>
docker run --name <name> <image-name>
docker run -p <outer-port>:<inner-port> <image-name>
docker run -d -p <outer-port>:<inner-port> <image-name>

## Start a Container
docker start <name>

## Stop a Container
docker stop <name>

## Remove a Container
docker rm <container-id>
docker rm -f <container-id>

## Remove an Image
docker rmi <image-name>

## Remove All Stopped Containers
docker container prune

## Remove All Unused Images
docker image prune -a

## Connect to Docker via Bash
docker exec -it <name> bash

Install Docker
yum install docker

Start Docker Deamon
systemctl start docker

Create a Postgres Container
docker run -d --name my-postgres -p 5432:5432 -e POSTGRES_PASSWORD=postgres postgres

Create a Keycloak Server
docker run -d --name my-keycloak -e KEYCLOAK_USER=keyadmin -e KEYCLOAK_PASSWORD=keypass -p 7000:8080 jboss/keycloak 

Create a Konga Admin GUI
docker run -d --name my-konga -p 1337:1337 -e "TOKEN_SECRET=somerandomstring" -e "DB_ADAPTER=postgres" -e "DB_HOST=kong-database" -e "DB_PORT=5432" -e "DB_USER=kong" -e "DB_PASSWORD=kong" -e "DB_DATABASE=konga" -e "NODE_ENV=development" --net=kong-net pantsel/konga

Create a Docker Network
docker network create --driver bridge kong-net

Connecting a Docker Container to a Network
docker network connect kong-net kong-database

Docker Compose Pull
docker-compose pull && docker-compose down && docker-compose up -d