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==== Information ==== | ==== Information ==== | ||
<code> | <code> | ||
docker info | docker info | ||
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==== Check Version of client and server ==== | ==== Check Version of client and server ==== | ||
<code> | <code> | ||
docker version | docker version | ||
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==== Search images (usually from hub.docker.com) ==== | ==== Search images (usually from hub.docker.com) ==== | ||
<code> | <code> | ||
docker search ''image'' | docker search ''image'' | ||
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==== Get images you want to run ==== | ==== Get images you want to run ==== | ||
<code> | <code> | ||
docker pull ''image'' | docker pull ''image'' | ||
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==== Show the images ==== | ==== Show the images ==== | ||
<code> | <code> | ||
docker image | docker image | ||
</code> <br> | </code> <br> | ||
==== Run an image in a container ==== | ==== Run an image in a container ==== | ||
<code> | <code> | ||
docker run ''image'' | docker run ''image'' | ||
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==== Stop the container ==== | ==== Stop the container ==== | ||
<code> | <code> | ||
docker stop ''image'' | docker stop ''image'' | ||
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==== Start the container ==== | ==== Start the container ==== | ||
<code> | <code> | ||
docker stop ''image'' | docker stop ''image'' | ||
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==== Remove the image ==== | ==== Remove the image ==== | ||
<code> | <code> | ||
docker rm ''image'' | docker rm ''image'' | ||
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==== Open the bash shell ==== | ==== Open the bash shell ==== | ||
<code> | <code> | ||
docker exec -it ''image'' /bin bash | docker exec -it ''image'' /bin bash | ||
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==== Search Hello World Image ==== | ==== Search Hello World Image ==== | ||
<code> | <code> | ||
docker search ''image'' | docker search ''image'' | ||
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==== Pull Hello World ==== | ==== Pull Hello World ==== | ||
<code> | <code> | ||
docker pull hello-world | docker pull hello-world | ||
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==== Run hello-world ==== | ==== Run hello-world ==== | ||
<code> | <code> | ||
docker run hello-world | docker run hello-world | ||
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==== Stop Hello World ==== | ==== Stop Hello World ==== | ||
<code> | <code> | ||
docker stop hello-world | docker stop hello-world | ||
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==== Get rid of Hello World ==== | ==== Get rid of Hello World ==== | ||
<code> | <code> | ||
docker rm hello-world | docker rm hello-world | ||
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==== Run httpd webserver ==== | ==== Run httpd webserver ==== | ||
<code> | <code> | ||
docker pull httpd | docker pull httpd | ||
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==== Run http and expose it to the outside world ==== | ==== Run http and expose it to the outside world ==== | ||
<code> | <code> | ||
docker run -p 80:80 --name web01 -d httpd | docker run -p 80:80 --name web01 -d httpd | ||
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==== Show running containers ==== | ==== Show running containers ==== | ||
<code> | <code> | ||
docker ps | docker ps | ||
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==== Get stuff from the webserver ==== | ==== Get stuff from the webserver ==== | ||
<code> | <code> | ||
curl localhost | curl localhost | ||
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==== Stop the container ==== | ==== Stop the container ==== | ||
<code> | <code> | ||
docker stop web01 | docker stop web01 | ||
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==== Remove the container ==== | ==== Remove the container ==== | ||
<code> | <code> | ||
docker rm web01 | docker rm web01 | ||
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==== Expose a folder to the container method 1 ==== | ==== Expose a folder to the container method 1 ==== | ||
<code> | <code> | ||
docker volume create data | docker volume create data | ||
Revision as of 20:22, 24 April 2020
Docker First Steps
Installation
apt-get install -y apt-transport-https ca-certificates surl software-properties-common
If needed import the docker repo
apt-get update
Install Docker
apt-get install docker-ce
Useful commands
Information
docker info
Check Version of client and server
docker version
Search images (usually from hub.docker.com)
docker search image
Get images you want to run
docker pull image
Show the images
docker image
Run an image in a container
docker run image
Stop the container
docker stop image
Start the container
docker stop image
Remove the image
docker rm image
Interaction with the Container
Open the bash shell
docker exec -it image /bin bash
Hello world example
Search Hello World Image
docker search image
Pull Hello World
docker pull hello-world
<c/ode>
Run hello-world
docker run hello-world
Stop Hello World
docker stop hello-world
Get rid of Hello World
docker rm hello-world
HTTPD Example
Run httpd webserver
docker pull httpd
docker run httpd
Run http and expose it to the outside world
docker run -p 80:80 --name web01 -d httpd
Show running containers
docker ps
Get stuff from the webserver
curl localhost
Stop the container
docker stop web01
Remove the container
docker rm web01
Docker Adding Persistance Storage
This provides the local data to run in the container, for instance the data for the website
Expose a folder to the container method 1
docker volume create data
docker run -v /var/www/html:/var/www/ httpd
Expose a folder to the container method 2
docker run -d v /var/www/html:/var/www/ httpd
docker
docker
docker
docker
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