Udemy docker images and volume

[root@node2 dockerfile-sample1]# mkdir dockerfile-sample2
[root@node2 dockerfile-sample1]# cd dockerfile-sample2/
[root@node2 dockerfile-sample1]# ll -lrth
[root@node2 dockerfile-sample1]# vim Dockerfile
[root@node2 dockerfile-sample1]# vim index.html
[root@node2 dockerfile-sample1]# docker image build -t nginx-with-html .
[root@node2 dockerfile-sample1]# docker container run -p 80:80 --rm nginx-with-html

vim Dockerfile
FROM nginx:latest
WORKDIR /usr/share/nginx/html
COPY index.html index.html


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[root@node2 ~]# docker container run -d --name mysql -e MYSQL_ALLOW_EMPTY_PASSWORD=True mysql
[root@node2 ~]# docker container inspect mysql
[root@node2 ~]# docker volume ls
[root@node2 ~]# docker container run -d --name mysql2 -e MYSQL_ALLOW_EMPTY_PASSWORD=True -v mysql-db:/var/lib/mysql mysql
[root@node2 ~]# docker volume ls
DRIVER              VOLUME NAME
local               ac6eef37956b3d3db63f0ac8d8f7ff3a4b4ac140467d37dac4304e3d1113bbf1
local               mysql-db

[root@node2 ~]# docker volume inspect mysql-db
[
    {
        "CreatedAt": "2019-12-21T09:12:26-05:00",
        "Driver": "local",
        "Labels": null,
        "Mountpoint": "/var/lib/docker/volumes/mysql-db/_data",
        "Name": "mysql-db",
        "Options": null,
        "Scope": "local"
    }
]
[root@node2 ~]#
[root@node2 ~]# docker container inspect mysql2
[root@node2 ~]# docker volume create ravi
ravi
[root@node2 ~]# docker volume ls
DRIVER              VOLUME NAME
local               ac6eef37956b3d3db63f0ac8d8f7ff3a4b4ac140467d37dac4304e3d1113bbf1
local               mysql-db
local               ravi
[root@node2 ~]#

[root@node2 dockerfile-sample2]# docker container run -d --name nginx -p 80:80 -v $(pwd):/usr/share/nginx/html nginx
[root@node2 ~]# docker container run -d --name psql -v psql:/var/lib/postgresql/data postgres:9.6.1
[root@node2 ~]# docker container logs psql
[root@node2 ~]# docker container stop psql
[root@node2 ~]# docker container run -d --name psql2 -v psql:/var/lib/postgresql/data postgres:9.6.2
[root@node2 ~]# docker container logs psql2
[root@node2 ~]# docker run -p 80:4000 -v $(pwd):/site bretfirsher/jekyll-serve