Notes: Docker 1st steps

docker-notes.txt

https://docs.docker.com/get-started/part2/#publish-the-image

https://hub.docker.com/r/alexcheng/magento/~/dockerfile/
https://github.com/alexcheng1982/dockerfiles/blob/master/apache-php7/Dockerfile

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preparing windows 10 host drives to use with docker containers easily.
My directory structure:

# win10 host
//storing all docker projects
C:\Users\<User>\Development\docker-projects
//to shares as docker volmues with containers for persistent data
C:\Users\<User>\Development\docker-data

# easy access from WSL (Ubuntu)
/var/opt/docker-data -> /c/Users/<User>/Development/docker-data
/var/opt/docker-projects -> /c/Users/<User>/Development/docker-projects

# using volume in docker-compose.yml
services:
  web:
    volumes:
	  - /c/Users/<User>/Development/docker-data/www-data:/var/lib/mysql/data

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# run docker container detached
docker run -d -p 4000:80 ljay/apache2-php7:latest

# mysql server
docker run --name some-mysql -e MYSQL_ROOT_PASSWORD=123456 -d amazon-mysql5:latest -p 3306:3306

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create new docker image and push to repo
$ docker build -t apache2-php7 .
$ docker tag apache2-php7 ljay/apache2-php7:latest
$ docker push ljay/apache2-php7:latest

run container
$ docker run -d apache2-php7 [options]

connect connect to running docker container
$ docker exec -i -t 665b4a1e17b6 /bin/bash

############################
# How to remove <none> images after building
# https://forums.docker.com/t/how-to-remove-none-images-after-building/7050
$ docker rmi $(docker images -f "dangling=true" -q)