Move instructions to the end.
parent
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commit
2a30225bf8
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@ -103,64 +103,6 @@ else
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echo "* The container will be built using the existing docker image $library_image"
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fi
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cat <<END
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How to use the image:
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# docker options:
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# -i: is interactive (attach STDIN).
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# -d: is daemon mode.
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sudo docker image ls
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# ^ See what images are installed (one image can be used for many containers).
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sudo docker rmi $library_image
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# ^ Remove a docker image (This is necessary after updating the unversioned Docker image to avoid cached RUN commands from doing nothing when the script after RUN changes).
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sudo docker image prune
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# ^ Prune unused images (For this to do anything, first delete containers using the image).
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sudo docker ps -a
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# ^ List containers and show NAMES (The name is necessary for certain subcommands such as exec which operate on a running container).
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sudo docker start $container_name
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# ^ Start a container. This will merely run $run_all_build_commands_script again since that is the container's main process.
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sudo docker attach $container_name
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# ^ attach the current terminal to a running container.
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sudo docker run $container_name
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# ^ "run" is merely a combination of "create" and "start"
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sudo docker -w $contained_repo exec $container_name ls -l $contained_repos
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# ^ Execute a command in a running container (exec shows an error if the container isn't running).
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# This will not work if the run/start command that started the container isn't a command that keeps it open (runs indefinitely)!
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# That is because the Dockerfile ENTRYPOINT (or if customized on a per-container basis, the "docker run" command) specifies the entry point (permanently) for the container.
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# If you need a container that has changes after $run_all_build_commands_script runs or runs a different command, you must use the "commit" subcommand to create a new image.
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# w: working directory
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sudo docker stop $container_name
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# ^ Stop a container by name (See <https://www.tecmint.com/name-docker-containers/>)
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# You must use the container name (as determined using the "ps" subcommand), not the image name.
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sudo docker container run -it $library_image /bin/bash
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# ^ Run an interactive terminal (Type 'exit' to exit)
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# (based on <https://phoenixnap.com/kb/docker-run-command-with-examples>)
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sudo docker commit $container_Id $server_finetest_image
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sudo docker container run --name tmp_test_im -it $server_finetest_image /bin/bash
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# ^ Transform the container into an image and inspect the internals manually
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# (based on <https://www.thorsten-hans.com/how-to-run-commands-in-stopped-docker-containers/>).
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# Then: sudo docker rm --force tmp_test_im
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sudo docker attach $container_name
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# ^ Attach your current terminal to a running container (See
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# <https://docs.docker.com/engine/reference/commandline/attach/>).
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sudo docker rm --force $container_name
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# ^ Delete a container by its name.
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# --force: kill and delete running containers as well.
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END
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# sudo docker container run -d --name $library_image unzip xvf $contained_arc -C $contained_repos
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container_Id=`sudo docker ps -aqf "name=$container_name"`
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# ^ ONLY works with container_name not library_image
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@ -272,6 +214,66 @@ echo
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# fi
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# ^ Build the server as a separate step instead (see further up)
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cat <<END
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How to use the image:
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# docker options:
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# -i: is interactive (attach STDIN).
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# -d: is daemon mode.
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sudo docker image ls
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# ^ See what images are installed (one image can be used for many containers).
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sudo docker rmi $library_image
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# ^ Remove a docker image (This is necessary after updating the unversioned Docker image to avoid cached RUN commands from doing nothing when the script after RUN changes).
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sudo docker image prune
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# ^ Prune unused images (For this to do anything, first delete containers using the image).
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sudo docker ps -a
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# ^ List containers and show NAMES (The name is necessary for certain subcommands such as exec which operate on a running container).
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sudo docker start $container_name
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# ^ Start a container. This will merely run $run_all_build_commands_script again since that is the container's main process.
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sudo docker attach $container_name
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# ^ attach the current terminal to a running container.
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sudo docker run $container_name
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# ^ "run" is merely a combination of "create" and "start"
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sudo docker -w $contained_repo exec $container_name ls -l $contained_repos
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# ^ Execute a command in a running container (exec shows an error if the container isn't running).
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# This will not work if the run/start command that started the container isn't a command that keeps it open (runs indefinitely)!
|
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# That is because the Dockerfile ENTRYPOINT (or if customized on a per-container basis, the "docker run" command) specifies the entry point (permanently) for the container.
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# If you need a container that has changes after $run_all_build_commands_script runs or runs a different command, you must use the "commit" subcommand to create a new image.
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# w: working directory
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sudo docker stop $container_name
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# ^ Stop a container by name (See <https://www.tecmint.com/name-docker-containers/>)
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# You must use the container name (as determined using the "ps" subcommand), not the image name.
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sudo docker container run -it $library_image /bin/bash
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# ^ Run an interactive terminal (Type 'exit' to exit)
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# (based on <https://phoenixnap.com/kb/docker-run-command-with-examples>)
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sudo docker commit $container_Id $server_finetest_image
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sudo docker container run --name tmp_test_im -it $server_finetest_image /bin/bash
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# ^ Transform the container into an image and inspect the internals manually
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# (based on <https://www.thorsten-hans.com/how-to-run-commands-in-stopped-docker-containers/>).
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# Then: sudo docker rm --force tmp_test_im
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sudo docker attach $container_name
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# ^ Attach your current terminal to a running container (See
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# <https://docs.docker.com/engine/reference/commandline/attach/>).
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sudo docker rm --force $container_name
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# ^ Delete a container by its name.
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# --force: kill and delete running containers as well.
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END
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# How to use docker-compose (See <https://docs.docker.com/compose/>):
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# "1. Define your app’s environment with a Dockerfile so it can be reproduced anywhere."
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# "2. Define the services that make up your app in docker-compose.yml so they can be run together in an isolated environment."
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