Docker

Docker for Debian
https://docs.docker.com/engine/install/debian/

sudo apt-get update
sudo apt install ca-certificates curl gnupg

sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg
echo "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] \
  https://download.docker.com/linux/debian "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt update
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

Docker for Ubuntu
https://docs.docker.com/engine/install/ubuntu/

sudo apt install ca-certificates curl gnupg lsb-release

sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] \
  https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt update
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin

https://docs.docker.com/engine/install/linux-postinstall/

If specific user(s) need to have a permission:

## Adding the current user to the docker group
#sudo gpasswd -a $(whoami) docker
sudo usermod -aG docker $USER

## Adding other user(s) to the docker group (as needed)
sudo vigr
================================
docker:x:999:[user(s)]
================================

## Change group of docker.sock (as needed)
#sudo chgrp docker /var/run/docker.sock
#sudo service docker restart

## Activate the new group settings (as needed)
#newgrp docker

## Restart the virtual machine for changes to take effect
sudo reboot

docker ps

docker pull hello-world
docker inspect hello-world:latest
#docker run hello-world
docker run --rm hello-world
/var/lib/docker/overlay2/e61636addbfe0b209c05884fed3e1507ba97f6fd52f6f99860f52a2f636f8abc/diff/hello
docker images
docker ps
docker ps -a
docker rm 1048e687431c
#docker rm -f 1048
docker rmi hello-world
#docker rmi -f hello-world

mkdir minimum
cd minimum
ldd /bin/sh
cp /bin/sh .
cp /lib/x86_64-linux-gnu/libc.so.6 .
cp /lib64/ld-linux-x86-64.so.2 .
cat << EOF > Dockerfile
FROM scratch
COPY ./sh /bin/sh
COPY ./libc.so.6 /lib/x86_64-linux-gnu/libc.so.6
COPY ./ld-linux-x86-64.so.2 /lib64/ld-linux-x86-64.so.2
CMD ['/bin/sh']
EOF
docker build -t minimum .
docker images
docker run -it minimum

mkdir shell
cd shell
ldd /bin/sh
cp /bin/sh .
cp /lib/x86_64-linux-gnu/libc.so.6 .
cp /lib64/ld-linux-x86-64.so.2 .
cat << EOF > hello.sh
#!/bin/sh
echo "Hello World!"
EOF
chmod 755 hello.sh
cat << EOF > Dockerfile
FROM scratch
COPY ./sh /bin/sh
COPY ./libc.so.6 /lib/x86_64-linux-gnu/libc.so.6
COPY ./ld-linux-x86-64.so.2 /lib64/ld-linux-x86-64.so.2
COPY ./hello.sh /
CMD ['/hello.sh']
EOF
docker build -t shell .
docker images
docker run --rm shell

mkdir python
cd python
cat << EOF > hello.py
#!/usr/bin/env python
print("Hello World!")
EOF
chmod 755 hello.py
cat << EOF > Dockerfile
FROM python:3.10-slim
COPY ./hello.py /hello.py
CMD ["/hello.py"]
EOF
docker build -t python .
docker images
docker run --rm python

mkdir python_compose
cd python_compose
mkdir opt
cat << EOF > ./opt/hello.py
#!/usr/bin/env python
print("Hello World!")
EOF
chmod 755 ./opt/hello.py
cat << EOF > Dockerfile
FROM python:3.10-slim
USER root
RUN apt-get update
ENV LANG C
RUN apt-get install -y vim less
RUN pip install --upgrade pip
RUN pip install --upgrade setuptools
RUN python -m pip install jupyterlab
EOF
cat << EOF > docker-compose.yml
version: '1.0'
services: 
  sample: 
    restart: always
    build: .
    container_name: sample
    tty: true
    working_dir: '/'
    volumes: 
      - ./opt:/opt/shared
EOF
docker compose up -d --build
docker images
docker ps -a
#docker run -it python_compose_sample /bin/sh
#docker exec -it python_compose_sample /bin/sh
docker compose exec sample sh
cd /opt/shared
ls
exit
docker compose down
docker compose up -d
docker compose down
docker run -v $PWD/opt:/opt/shared -w /opt/shared -it --rm -p 6789:8888 python_compose_sample jupyter-lab --ip 0.0.0.0 --allow-root -b localhost

Connect to Jupyter
http://192.168.123.123:6789/

docker save python -o python.tar
#docker save python -o python.tar.gz

docker load -i python.tar
#docker load -i python.tar.gz
docker images
docker run --rm python

docker ps -a
docker commit c21a9e610538 python:modified

docker logs python

docker ps -all
docker cp b2ccb5822a24:/tmp/sample.txt ./

docker ps -all
docker attach d01d705bb1b8

docker system df

TYPE            TOTAL     ACTIVE    SIZE      RECLAIMABLE
Images          1         0         8.498GB   8.498GB (100%)
Containers      0         0         0B        0B
Local Volumes   0         0         0B        0B
Build Cache     53        0         20.6kB    20.6kB

docker builder prune

Remove docker image(s) first before cleaning up all related build caches

docker run -v /mnt:/mnt [image] [command]

https://docs.docker.com/engine/reference/commandline/tag/
https://serverfault.com/questions/703344/how-to-remove-an-image-tag-in-docker-without-removing-the-image-itself

## Add Tag
docker tag xilinx/vitis-ai:3.5.0 xilinx/vitis-ai:latest

## Remove Tag
docker rmi xilinx/vitis-ai:latest

[Ctrl-p][Ctrl-q]

https://stackoverflow.com/questions/31297616/what-is-the-authoritative-list-of-docker-run-exit-codes
https://komodor.com/learn/exit-codes-in-containers-and-kubernetes-the-complete-guide/

• Exit Code 137: Container was immediately terminated by the operating system via SIGKILL signal

Docker
https://www.docker.com/

Docker Hub
https://hub.docker.com/

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