Docker commands cheetsheet

Most frequently used commands in docker

To view running containers

sudo docker ps   

To view the stopped and running containers

sudo docker ps -a 

To view all the docker images

sudo docker images 

To start the docker container

sudo docker start [container ID]  

To stop the container

sudo docker stop [container ID] 

To run tomcat image 

sudo docker run -d -p 8081:8080 tomcat:8.0   

[-d for detached mode, -p to sepcify the ports, -P to automatically assign the port]

To go inside the running container 

sudo docker exec -i -t [container ID] /bin/bash  

[-i to connect to the STDIN of the container, -t for pseudo terminal]

To view the container details

sudo docker inspect [container ID] 

To copy a file from host to the container

sudo docker cp file-web.war [container ID]:/usr/local/webapps  

To build an image from the dockerfile

sudo docker build -t imageName  

To commit a docker image

sudo docker commit [containerID]  [imageName]:[tag]  

To kill a docker container

sudo docker kill [containerID]