# docker intro [TOC] ## instalació de docker https://docs.docker.com/engine/install/ubuntu/ ### eliminar "restes" d'instal·lacions anteriors ``` sudo apt-get remove docker docker-engine docker.io containerd runc ``` ### instal·lar docker [i el plugin compose] ``` sudo apt-get update sudo apt-get install \ ca-certificates \ curl \ gnupg \ lsb-release sudo mkdir -p /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-get update sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin ``` ### validació ``` docker ps sudo docker ps sudo usermod -aG docker $(whoami) # exit the session and start a new one / newgrp docker docker docker ps docker ps -a docker image ls sudo docker run hello-world docker image ls docker run docker/whalesay cowsay moooooola ``` ## treball amb docker ### consultar les imatges (cicle de vida) ### executar containers (cicle de vida) ### fer accessibles els serveis a l'exterior ## referencies interessants [labs pràctics] https://dockerlabs.collabnix.com/ [teoria] https://container.training/intro-selfpaced.yml.html#1
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