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Docker (edit)

Revision as of 09:26, 22 August 2025

4,512 bytes added ,  22 August
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→‎Use this docker compose to run the project locally
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= Install =
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=Install=
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<source lang="bash">sudo apt-get remove docker docker-engine docker.io
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[https://docs.docker.com/install/linux/docker-ce/ubuntu/ Docker-CE]<br />
 +
[https://docs.docker.com/compose/install/ Docker-compose]<br />
 +
 
 +
<source lang="bash">sudo apt-get remove docker docker-engine docker.io
 
sudo apt-get update
 
sudo apt-get update
 
sudo apt-get install    apt-transport-https    ca-certificates    curl    software-properties-common
 
sudo apt-get install    apt-transport-https    ca-certificates    curl    software-properties-common
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### old: curl -sSL https://get.docker.com/ | sh</source>
 
### old: curl -sSL https://get.docker.com/ | sh</source>
    +
==Docker Swarm==
 +
<source lang="bash">docker swarm init --advertise-addr=<IP-ADDRESS-OF-MANAGER>
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docker network create -d overlay nginx-proxy
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docker pull postgres:10.6 && docker pull redis:3.2-alpine && docker pull jwilder/nginx-proxy</source>
 
   
 
   
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== Examples ==
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==Examples==
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docker pull python:2.7
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<source lang="bash">docker pull python:2.7
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docker run -i -t python:2.7
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docker run -i -t python:2.7
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docker docker run -i -t python:2.7 bash
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docker run -t -d -p 127.0.0.1:9980:9980 -e 'domain=owncloud\\.rra\\.lan' --restart always --cap-add MKNOD collabora/code
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docker ps -a
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docker docker run -i -t python:2.7 bash
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docker pull linuxkonsult/kali-metasploit
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docker ps -a
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docker search kali
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docker pull linuxkonsult/kali-metasploit
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docker run -ti -v "/home/rafa/LocalPath:/ContainerPath" git.rra.lan:4443/docker/pilaf_testrunner/converter:latest /bin/bash  # mounts local path folder on docker container
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docker search kali
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docker run -ti -v "/home/rafa/LocalPath:/ContainerPath" git.rra.lan:4443/docker/pilaf_testrunner/converter:latest /bin/bash  # mounts local path folder on docker container
   −
  docker images
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# Run container with name and volumes
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docker run -i -t linuxkonsult/kali-metasploit bash
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docker run -t -d -p 0.0.0.0:9980:9980 -e "server_name=owncloud\\.rra\\.lan" -v "/etc/collabora/certs:/etc/loolwsd/certs" -e "domain=owncloud\\.rra\\.lan" --restart always --cap-add MKNOD --name collabora  collabora/code
 +
 
 +
# View logs
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docker logs -f collabora
 +
 
 +
docker images
 +
docker run -i -t linuxkonsult/kali-metasploit bash
 
   
 
   
−
# Remove all containers
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# Remove all containers
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docker rm $(docker ps -aq)   
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docker kill $(docker ps -q) && docker rm $(docker ps -aq)   
 
   
 
   
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# Remove one image
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# Remove one image
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docker rmi ae024c7584a3
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docker rmi ae024c7584a3
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#  Remove incompletely built images:
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#  Remove incompletely built images:
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docker images | grep -v IMAGE\ ID | awk '{print "docker rmi " $3;}'
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docker images | grep -v IMAGE\ ID | awk '{print "docker rmi " $3;}'</source>
   −
= Restart stopped container with diferent command =
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==Docker container root shell==
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<syntaxhighlight lang="bash">
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docker exec -u 0 -it cranky_neumann /bin/bash
 +
</syntaxhighlight>
 +
 
 +
=Restart stopped container with diferent command=
 
Find your stopped container id
 
Find your stopped container id
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docker ps -a
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<source lang="bash">docker ps -a</source>
 
Commit the stopped container:
 
Commit the stopped container:
 
This command saves modified container state into a new image user/test_image
 
This command saves modified container state into a new image user/test_image
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docker commit $CONTAINER_ID user/test_image
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<source lang="bash">docker commit $CONTAINER_ID user/test_image</source>
 
Start/run with a different entry point:
 
Start/run with a different entry point:
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docker run -ti --entrypoint=sh user/test_image
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<source lang="bash">docker run -ti --entrypoint=sh user/test_image</source>
   −
== Restart exited container ==
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==Restart exited container==
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docker start  `docker ps -q -l` # restart it in the background
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<source lang="bash">docker start  `docker ps -q -l` # restart it in the background
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docker attach `docker ps -q -l` # reattach the terminal & stdin
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docker attach `docker ps -q -l` # reattach the terminal & stdin</source>
   −
== Create & Publish image ==
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==Create & Publish image==
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mkdir rpi_python
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<source lang="bash">mkdir rpi_python
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nano rpi_python/Dockerfile
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nano rpi_python/Dockerfile</source>
   −
Docekerfile
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==Docekerfile==
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<nowiki># Pull base image
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<source lang="dockerfile"># Pull base image
 
FROM resin/rpi-raspbian:wheezy
 
FROM resin/rpi-raspbian:wheezy
 
MAINTAINER Dieter Reuter <dieter@hypriot.com>
 
MAINTAINER Dieter Reuter <dieter@hypriot.com>
−
 
+
 
 
# Install dependencies
 
# Install dependencies
 
RUN apt-get update && apt-get install -y \
 
RUN apt-get update && apt-get install -y \
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     --no-install-recommends && \
 
     --no-install-recommends && \
 
     rm -rf /var/lib/apt/lists/*
 
     rm -rf /var/lib/apt/lists/*
−
 
+
 
 
# Define working directory
 
# Define working directory
 
WORKDIR /data
 
WORKDIR /data
 +
 
 +
# Define default command
 +
CMD ["bash"]</source>
 +
 +
<source lang="bash">docker build -t DOCKER_HUB_USERNAME/rpi_python:0.0.1 .
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# Or with multiple tags
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docker build -t DOCKER_HUB_USERNAME/rpi_python:0.0.1 -t DOCKER_HUB_USERNAME/rpi_python:latest .
 +
# List images
 +
docker images
 +
# Test image
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docker run -rm -it DOCKER_HUB_USERNAME/rpi_python:0.0.1
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# Login
 +
docker login
 +
docker push DOCKER_HUB_USERNAME/rpi_python:0.0.1</source>
 +
 +
===Pull Modify Commit===
 +
<source lang="bash">sudo docker pull ubuntu
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sudo docker run ubuntu apt-get install -y ping</source>
 +
 +
Then get the container id using this command:
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<source lang="bash">sudo docker ps -l</source>
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Commit changes to the container:
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<source lang="bash">sudo docker commit <container_id> iman/ping</source>
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Then run the container:
 +
<source lang="bash">sudo docker run iman/ping ping www.google.com</source>
 +
 +
==Docker mirror==
 +
<syntaxhighlight lang="bash">
 +
#!/bin/bash
 +
 +
# PULL
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docker login gitrra.dyndns.org:4443
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docker login git.rra.lan:4443
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 +
FROM=gitrra.dyndns.org:4443/rra/pdgrt/deployment/
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TO=git.rra.lan:4443/pdgrt_2.0_mirror/deployment/
   −
# Define default command
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REPOS="pdgrt-central-frontend pdgrt-proxy-frontend pdgrt-node-frontend pdgrt-proxy-backend/django pdgrt-proxy-backend/nginx pdgrt-node-backend/django pdgrt-node-backend/nginx pdgrt-central-backend/django pdgrt-central-backend/nginx"
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CMD ["bash"]</nowiki>
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 +
 
 +
for repo in ${REPOS}; do
 +
    docker pull ${FROM}${repo}
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    docker tag ${FROM}${repo} ${TO}${repo}
 +
    docker push ${TO}${repo}
 +
done
 +
 
 +
</syntaxhighlight>
 +
 
 +
==Run command on running container==
 +
<syntaxhighlight lang="bash">
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docker exec -ti es01 /bin/bash
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</syntaxhighlight>
 +
 
 +
==Dockerfile reference==
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https://docs.docker.com/engine/reference/builder/
 +
 
 +
==Docker custom registry==
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<code>docker run --rm -v test-volume:/contents registry.roqs.basf.net/base-images/alpine ls /</code>
 +
 
 +
<br />
 +
 
 +
==Docker-compose==
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===Use this docker compose to run the project locally===
 +
 
 +
*To start all services:
 +
 
 +
  <code>docker-compose up --build --remove-orphans --detach</code>
 +
 
 +
*To restart only one service:
 +
 
 +
  <code>docker-compose up --build --remove-orphans --detach &lt;service_name&gt;</code>
 +
 
 +
*To stop one service:
 +
 
 +
  <code>docker-compose stop &lt;service_name&gt;</code>
 +
 
 +
*To stop all services:
 +
 
 +
  <code>docker-compose down</code>
 +
 
 +
*To view logs of a service:
   −
docker build -t DOCKER_HUB_USERNAME/rpi_python:0.0.1 .
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  <code>docker-compose logs -f &lt;service_name&gt;</code>
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# Or with multiple tags
  −
docker build -t DOCKER_HUB_USERNAME/rpi_python:0.0.1 -t DOCKER_HUB_USERNAME/rpi_python:latest .
  −
# List images
  −
docker images
  −
# Test image
  −
docker run -rm -it DOCKER_HUB_USERNAME/rpi_python:0.0.1
  −
# Login
  −
docker login
  −
docker push DOCKER_HUB_USERNAME/rpi_python:0.0.1
     −
=== Pull Modify Commit ===
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*To view logs of all services:
   −
<nowiki>210
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  <code>docker-compose logs -f</code>
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down vote
  −
accepted
  −
     −
You need to commit the changes you make to the container and then run it. Try this:
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=== docker-compose.yml example for multiple services ===
 +
<syntaxhighlight lang="yaml">
   −
sudo docker pull ubuntu
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version: '3.8'
   −
sudo docker run ubuntu apt-get install -y ping
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services:
 +
  postgres:
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    image: postgres:14.13
 +
    environment:
 +
      POSTGRES_DB: mydatabase
 +
      POSTGRES_USER: myuser
 +
      POSTGRES_PASSWORD: mypassword
 +
    volumes:
 +
      - postgres_data:/var/lib/postgresql/data
 +
    ports:
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      - "5432:5432"
   −
Then get the container id using this command:
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  redis:
 +
    image: redis:latest
 +
    ports:
 +
      - "6379:6379"
   −
sudo docker ps -l
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  celery:
 +
    build:
 +
        context: .
 +
        dockerfile: Dockerfile
 +
    environment:
 +
      DJANGO_SETTINGS_MODULE: app.settings
 +
      REDIS_HOST: redis
 +
      DB_HOST: postgres
 +
      DB_PORT: 5432
 +
      DB_NAME: mydatabase
 +
      DB_USER: myuser
 +
      DB_PASSWORD: mypassword
   −
Commit changes to the container:
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    volumes:
 +
      - .:/app
 +
      - ./media:/app/media
 +
    working_dir: /app
 +
    command: celery -A app worker --loglevel=info
 +
    depends_on:
 +
      - postgres
 +
      - redis
   −
sudo docker commit <container_id> iman/ping
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  flower:
 +
    build:
 +
        context: .
 +
        dockerfile: Dockerfile
 +
    environment:
 +
      DJANGO_SETTINGS_MODULE: app.settings
 +
      DB_HOST: postgres
 +
      DB_NAME: mydatabase
 +
      DB_USER: myuser
 +
      DB_PASSWORD: mypassword
 +
      REDIS_HOST: redis
 +
    volumes:
 +
      - .:/app
 +
      - ./media:/app/media
 +
    working_dir: /app
 +
    command: celery -A app flower --loglevel=info --basic-auth=admin:admin
 +
    depends_on:
 +
      - postgres
 +
      - redis
 +
    ports:
 +
      - "5555:5555"
   −
Then run the container:
+
  django:
 +
    build:
 +
      context: .
 +
      dockerfile: Dockerfile
 +
    environment:
 +
      DJANGO_SETTINGS_MODULE: app.settings
 +
      REDIS_HOST: redis
 +
      DB_HOST: postgres
 +
      DB_PORT: 5432
 +
      DB_NAME: mydatabase
 +
      DB_USER: myuser
 +
      DB_PASSWORD: mypassword
 +
    volumes:
 +
      - .:/app
 +
      - ./media:/app/media
 +
    working_dir: /app
 +
    command: python3 manage.py runserver 0.0.0.0:8000
 +
    depends_on:
 +
      - postgres
 +
      - redis
 +
    ports:
 +
      - "8000:8000"
   −
sudo docker run iman/ping ping www.google.com</nowiki>
+
volumes:
 +
  postgres_data:
 +
    driver: local
   −
== Dockerfile reference ==
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</syntaxhighlight><br />
−
https://docs.docker.com/engine/reference/builder/
 
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