:: descargar, instalar y ejecutar la imágen del hola mundo docker run hello-world :: Si esta es la primera vez, deberíais de poder ver el mensaje :: Unable to find image 'hello-world:latest' locally :: latest: Pulling from library/hello-world :: 1b930d010525: Pull complete :: Digest: sha256:4fe721ccc2e8dc7362278a29dc660d833570ec2682f4e4194f4ee23e415e1064 :: Status: Downloaded newer image for hello-world:latest :: :: Hello from Docker! :: This message shows that your installation appears to be working correctly. :: :: To generate this message, Docker took the following steps: :: 1. The Docker client contacted the Docker daemon. :: 2. The Docker daemon pulled the "hello-world" image from the Docker Hub. :: (amd64) :: 3. The Docker daemon created a new container from that image which runs the :: executable that produces the output you are currently reading. :: 4. The Docker daemon streamed that output to the Docker client, which sent it :: to your terminal. :: :: To try something more ambitious, you can run an Ubuntu container with: :: $ docker run -it ubuntu bash :: :: Share images, automate workflows, and more with a free Docker ID: :: https://hub.docker.com/ :: :: For more examples and ideas, visit: :: https://docs.docker.com/get-started/ :: El susodicho mensaje se podría traducir como: :: :: Hola desde Docker! :: Este mensaje muestra que su instalación parece estar funcionando crrectamente. :: :: Para generar este mensaje, Docker realizó los siguientes pasos: :: 1. El cliente de Docker contactó a Docker daemon. :: 2. El Docker daemon obtubo la imágen "hello-world" desde Docker Hub. :: (amd64) :: 3. El Docker daemon creó un nuevo contenedor a partir de esa imagen con la cual ejecuta el :: ejecutable que produce la salida que estás leyendo. :: 4. El Docker daemon transmitió dicha salida el cliente Docker, el cual :: la envió a tu terminal. :: :: Para intentar algo más ambicioso, puede correr un contenedor Ubuntu mediante: :: $ docker run -it ubuntu bash :: :: Comparte imágenes, automatice flujos y más con un Docker ID gratuito: :: https://hub.docker.com/ :: ahora veamos las imágenes que se están ejecutando actualmente docker ps :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: veamos las imágenes que hemos ejecutado previamente docker ps -a :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: 4a76281f9c53 hello-world "/hello" 2 minutes ago Exited (0) 2 minutes ago :: happy_poincare :: la parte del nombre se genera automáticamente, así que probablemente sea diferente para vos :: eliminemos nuestra imagen previamente generada docker rm happy_poincare :: verifiquemos si realmente fue borrada docker ps -a :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: especifiquemos un nombre personalizado para el contenedor docker run --name test_container hello-world :: Hello from Docker! :: This message shows that your installation appears to be working correctly. :: :: To generate this message, Docker took the following steps: :: 1. The Docker client contacted the Docker daemon. :: 2. The Docker daemon pulled the "hello-world" image from the Docker Hub. :: (amd64) :: 3. The Docker daemon created a new container from that image which runs the :: executable that produces the output you are currently reading. :: 4. The Docker daemon streamed that output to the Docker client, which sent it :: to your terminal. :: :: To try something more ambitious, you can run an Ubuntu container with: :: $ docker run -it ubuntu bash :: :: Share images, automate workflows, and more with a free Docker ID: :: https://hub.docker.com/ :: :: For more examples and ideas, visit: :: https://docs.docker.com/get-started/ docker ps -a :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: d345fe1a4f41 hello-world "/hello" About a minute ago Exited (0) About a minute ago :: test_container :: tal como podeis ver el nombre es el que especificamos :: obtener los registros de un contenedor nombrado docker logs test_container :: Hello from Docker! :: This message shows that your installation appears to be working correctly. :: :: To generate this message, Docker took the following steps: :: 1. The Docker client contacted the Docker daemon. :: 2. The Docker daemon pulled the "hello-world" image from the Docker Hub. :: (amd64) :: 3. The Docker daemon created a new container from that image which runs the :: executable that produces the output you are currently reading. :: 4. The Docker daemon streamed that output to the Docker client, which sent it :: to your terminal. :: :: To try something more ambitious, you can run an Ubuntu container with: :: $ docker run -it ubuntu bash :: :: Share images, automate workflows, and more with a free Docker ID: :: https://hub.docker.com/ :: :: For more examples and ideas, visit: :: https://docs.docker.com/get-started/ docker rm test_container docker run ubuntu :: Unable to find image 'ubuntu:latest' locally :: latest: Pulling from library/ubuntu :: 2746a4a261c9: Pull complete :: 4c1d20cdee96: Pull complete 0d3160e1d0de: Pull complete c8e37668deea: Pull complete Digest: sha256:250cc6f3f3ffc5cdaa9d8f4946ac79821aafb4d3afc93928f0de9336eba21aa4 :: Status: Downloaded newer image for ubuntu:latest docker ps -a :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: c19e9e5b000a ubuntu "/bin/bash" 5 seconds ago Exited (0) 4 seconds ago :: relaxed_nobel :: ejecutando un contenedor en modo interactivo docker run -it ubuntu :: root@e2cac48323d2:/# uname :: Linux :: root@e2cac48323d2:/# exit :: exit docker rm relaxed_nobel docker ps -a :: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS :: NAMES :: e2cac48323d2 ubuntu "/bin/bash" 2 minutes ago Exited (0) About a minute ago :: nifty_goldwasser docker rm nifty_goldwasser