docker cheatsheet.md

#
# Docker
#

docker start <container_name>               # start particular container
docker start -i <container_name>            # start particular container in interactive mode
docker stop <container_name>                # stop particular container
docker ps                                   # display all running containers
docker ps -a                                # display all existing containers (stopped)
docker exec -it <container_name> /bin/bash  # join to the container via bash
docker rm <container_name>                  # remove particular container
docker rmi <image_name>                     # remove particular image
docker pull <image_name>                    # download particular image from the remote repository (NC Artifactory, dockerhub, etc)
 
# Display on-line information regarding system usage (CPU,RAM,IO) per container   
docker stats $(docker ps | awk '{if(NR>1) print $NF}') 

# Remove all images by pattern
docker images | grep <part_of_image_name> | awk '{print $1}' | xargs docker rmi

# Remove unused images
$ sudo docker images
$ sudo docker rmi $(sudo docker images --filter "dangling=true" -q --no-trunc)

# Remove all containers by image
docker ps -a | awk '{ print $1,$2 }' | grep <image_name> | awk '{print $1 }' | xargs -I {} docker rm --force {}

# Remove all containers
docker rm $(docker ps -a -q) --force

# Remove volumes
$ sudo docker volume rm $(sudo docker volume ls -qf dangling=true)
$ sudo docker volume ls -qf dangling=true | xargs -r sudo docker volume rm

# Remove networks
$ sudo docker network ls  
$ sudo docker network ls | grep "bridge"   
$ sudo docker network rm $(sudo docker network ls | grep "bridge" | awk '/ / { print $1 }')



#
# Docker-compose
# 

# Create a new environment based on <compose.yml> file. Output will be redirected to terminal.
docker-compose -f <compose.yml> up        

# Create a new environment based on <compose.yml> file. Container will start in background.
docker-compose -f <compose.yml> up -d     

# Stop/remove/create and start particular container (volumes won't be affected) 
docker-compose -f <compose.yml> rm --force -s <service_name> && docker-compose -f <compose.yml> up -d