Basic docker example, using mongo image and a example app
- List images
docker images
Or
docker image ls
- Download image
docker pull [image]
Or
// specific tag
docker pull [image]:(tag)
- Delete downloaded image
If there is a container created from an image that we want to remove, it will not work.
docker image rm [image]
- List containers
docker ps
Or
docker container ls
Or
// -a flag will show stopped containers
docker container ls -a
- Create container
docker create [image]
Important params:
--name [name] // it will set the desired name to container. If not specified, docker will assign a random name.
-p[host_port]:[container_port] // it will map host port to container port.
--network [network_name] // it will connect container to specified docker network.
-e [ENV_NAME]=[value] // it will set environment variable. Some images needs environment variables, read image the docs.
- Delete container
docker container rm [container_name]
- Start container
docker start [container_name]
- Delete container
docker stop [container_name]
Networks are necesary to connect multiple containers.
- List networks
docker network ls
- Create network
docker network create [name]
- Delete network
docker network rm [name]
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