Docker commands.txt

docker info
docker search centos
docker run -it centos bin/bash
docker commit -m "What did you do to the image" -a "Author Name" container-id repository/new_image_name
docker commit -m "added maria nd git" -a "pandian" e8e285951825 dockerpandian/centos-mariadb:v1
docker images
docker login -u dockerpandian

docker exec -it <CONTAINER ID > bin/bash



docker build -t dir_containing_dockerfile .  # Create image using this directory's Dockerfile
docker run -p 4000:80 container_name # Run "friendlyname" mapping port 4000 to 80
docker run -d -p 4000:80 friendlyname         # Same thing, but in detached mode
docker ps                                 # See a list of all running containers
docker stop <hash>                     # Gracefully stop the specified container
docker ps -a           # See a list of all containers, even the ones not running
docker kill <hash>                   # Force shutdown of the specified container
docker rm <hash>              # Remove the specified container from this machine
docker rm $(docker ps -a -q)           # Remove all containers from this machine
docker images -a                               # Show all images on this machine
docker rmi <imagename>            # Remove the specified image from this machine
docker rmi $(docker images -q)             # Remove all images from this machine
docker login             # Log in this CLI session using your Docker credentials
docker tag <imageID> username/repository:tag  # Tag <image> for upload to registry
docker push username/repository:tag            # Upload tagged image to registry
docker run username/repository:tag                   # Run image from a registry

docker inspect <container-id>

docker export loving_morse > mybuild4.tar 

docker import mybuild4.tar mybuild:importv5

docker login --username=dockerpandian

# This is Dockerfile first batch
FROM centos:6

LABEL maintainer="SLA"

RUN yum update -y && yum install -y httpd net-tools
RUN mkdir -p /run/httpd
RUN rm -rf /run/http/* /tmp/httpd/*

CMD echo "Remember to check your container IP Address"

ENV ENVIROMENT="devops batch"

EXPOSE 80

ENTRYPOINT apachectl ".DFOREGROUND"

:wq

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docker build -t devopsclass:v3

docker run -d --name web1 --rm devopsclass:v3

docker ps

docker run -d --rm --name testweb1 devopsclass:v3
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# This is Dockerfile batch
ARG TAGVERSION=6
FROM centos:${TAGVERSION}

LABEL maintainer="SLA"

RUN yum update -y && \
    yum install -y httpd net-tools && \
    mkdir -p /run/httpd && \
    rm -rf /run/http/* /tmp/httpd/*
	
COPY index.html /var/www/html/

ENV ENVIROMENT="devops batch"

VOLUME /mymount

EXPOSE 80

ENTRYPOINT ls -al / | wc -l

:wq

echo "This is our Docker Image HTML index file" > index.html

docker build -t mybuild:v4 .

docker run mybuild:v4
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docker ps -a --no-trunc

docker image history mybuild:v4

cd /var/lib/docker
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docker export loving_morse > mybuild4.tar 

docker import mybuild4.tar mybuild:importv5