Run shell script in dockerfile

Run shell script in dockerfile. Docker does not support variables in command invoked via exec form. I do the final parts of this through a bash script called run-all. 04 VOLUME /scripts CMD /scripts/run_netcat_webserver. This will copy the script to the container and will run it as part of the ENTRYPOINT using the arguments from CMD. You will also need the rootfs. sh CMD [&quot;sayhello. If it is needed to execute a SHELL script for a service in a Kubernetes pod, kubectl command can be used to trigger the script Dec 26, 2023 · The `docker run` command can only run a single command inside a container, but a bash script can run multiple commands or a shell script. /myscript. ps1 . sh" 32 minutes ago Exited (0) 32 minutes ago pub_sub So this means my container is not running. If your script is being run by the sh shell, but you want bash, the proper solution is either to have the sh process invoke bash as a one-off, e. For more information about RUN, see Dockerfile reference for the RUN instruction. This is a dirty hack, not a solution. tar. Jul 29, 2021 · If you need to run a shell script in Dockerfile If you’re going to run bash scripts in a Docker container, ensure that you add the necessary arguments in the scripts. Dec 6, 2017 · Not sure this will solves your problem, but its worth check my repo'sDockerfile. Aug 24, 2022 · RUN /Script. sh RUN chmod 777 /usr/local/bin/shell. args: VER: ${VERSION} We substitute image build arg VER with environment variable VERSION. sh / COPY log-agent. Running a container. inline-code]SHELL[. To execute the script directly use the exec array form instead: RUN ["/Script. # Existing part of Dockerfile goes here COPY my-script. sh EXPOSE 80 # Default command CMD ["/bin/bash"] provision. Nov 29, 2016 · Create a script to run, something like: #!/usr/bin/env expect set timeout 10 spawn some_program_that_requires_interaction. Mar 18, 2024 · If this is the case, we can create a shell script that contains all the necessary logic, and copy it to the container’s filesystem. Then the rest of the Dockerfile should look like the following: RUN pip install {{MODULES}} CMD ["python", {{FILENAME}}] I'm using FROM nginx:1. One common use case for RUN instructions in Debian-based images is to install software using apt-get. New Linux users find it a bit challenging to understand the instructions of Dockerfile. sh file from current directory. run-all. I also don't see the output-redirect log files being created in the container. Related. If it was important for your application to print the contents of that file before running the main thing the container does, you could write an entrypoint script like #!/bin/sh cat /myfile. May 26, 2016 · RUN is used WHEN BUILDING the image. Dockerfile: FROM centos:6. sh should be done with RUN instructions in the Dockerfile anyway? PS: Incidentally, standard_init_linux. Thanks in Advance :) Feb 8, 2019 · In Dockerfile I have defined an entrypoint:. so that your configuration will be dynamic as per environments. You’ll notice this time, the Dockerfile uses environment variables and shown using ENV. I have the following simple start. sh&quot Apr 27, 2017 · Step 5/5 : RUN chmod +x /tmp/script. If things get very complex, then it may be better to use a dedicated script to make better use of shell syntax/features. Apr 25, 2024 · Running an Interactive Shell in a Docker Container. Installing or using sudo in Dockerfile useless. sh #OR RUN /path/to/test. sql files to /docker-entrypoint-initdb. && \ yum clean all. Example: Apr 24, 2022 · Place the Dockerfile and the script in the same directory. Use the custom shell script for running the application specific service(s) inside ENTRYPOINT in the Dockerfile. In order to do this with a Dockerfile, though, we need a program which will conditionally run docker build and then docker run the resulting image. Jun 9, 2021 · In the Bash script, write a program that creates a file named Dockerfile. sh The Dockerfile reads FROM alpine COPY sayhello. 0. sh Then, when you run the container, you specify what directory will be mounted as /scripts. Mar 20, 2023 · # exec form RUN ["<executable>", "<param 1>", "<param 2>"] # shell form RUN <command> The difference between the exec and shell form is in how the RUN instruction is executed. 0. You need to call the shell explicitly: RUN bash -c 'nvm install 0. According to the documentation, the exec form is the preferred form. Also when your specify a command to be run with docker it would not run the CMD command that you had defined while building the Dockerfile. I have to invoke a shell script that takes command line arguments through a docker container. Something like allowing the container to ssh to the host and run the script is the answer. ├── Dockerfile └── sayhello. If you are using windows, you must change script. sh May 23, 2020 · The above dockerfile defines a build argument named VER, which is default to latest. RUN sh my_expect_script While creating auto deployment process, sometime it is needed that you will have to run bash shell script on Entrypoint or at starting point of container. Jul 22, 2015 · Besides the comments on your question that already pointed out a few things about Docker best practices you could anyway start a background process from within your start. Since you can only run one thing (an entrypoint), if you want to do more things than that, you have to use a script like this to do some things before forking off the actual command you wanted to run (in this case, npm start). docker run my-image You could build your application (huru) for the target architecture in MacOS and then copy it into the docker image. py . These are the two differences: The exec form is parsed as a JSON array, which means that you must use double-quotes (“) around words not single-quotes (‘). sh sayhello. sql. Aug 2, 2019 · After small diving into your problem I think you miss one step, run chmod +x test. sh looks like this: service supervisor start service nginx start And I start it inside of my Dockerfile as follows: I have a dockerfile and the last command is. Now, running each of these commands by hand is certainly doable, but sometimes it’s nice to use a script. g. Docker Compose Aug 20, 2020 · Secondly I think that build openvino image, create container from that, connect it and initiliaze variables by running script manually in container. Sep 2, 2017 · Your problem is that you are trying to run a script in a new container and that container then exists. Oct 10, 2020 · However, I would like to run both shell script as well as java program on entrypoint. sh run" This will run your startup script and then start your tomcat server, and it won't exit the container. jar ENV PROFILE_ENV=${PROFILE} EXPOSE 8080 COPY entrypoint. sh command before running actual script, because it might not be executable in container environment. The while true loop then runs indefinitely, printing the values of arg1, arg2, and arg3 in each iteration with a one-second delay between each iteration. Jan 28, 2019 · Rather than write a complex shell command (especially as an ENTRYPOINT), it's usually easier to write a separate shell script. go:195: exec user process caused "no such file or directory" means that either the executable is not found or one of its required libraries is not found, which makes debugging the Dockerfile quite Apr 4, 2020 · Let's say you have a Dockerfile for an image you are trying to build. We discussed different approaches using Dockerfile, the docker run command, and the docker-compose run command. Normally what happens is that when running docker build -t my-image . Dec 26, 2023 · Learn how to run a bash script in a Docker container with this step-by-step guide. sh). This allows you to access files and directories on your host machine from inside the container. log Replaced CMD with: CMD [". sh, by running chmod +x start. image. . The output Hello, Docker! is the result of running the Python script inside the Docker container. docker-compose. sh #5: LABEL – If your Dockerfile names this script as its ENTRYPOINT then you want to pass the command you want to run as the “command” part. Then build and run it with these commands. If you need to start an interactive shell inside a Docker Container, perhaps to explore the filesystem or debug running processes, use docker exec with the -i and -t flags. sh(shell script) file inside Dockerfile. \\Windowss. I want to run this image and see output of my_script. sh and then simply run make instead of docker build. I tried overriding the entrypoint but didn't work. At my admittedly junior level of both Python, Docker, and Gunicorn the fastest way to debug is to comment out the "CMD" in the Dockerfile, get the container up and running: docker run -it -d -p 8080:8080 my_image_name Hop onto the running container: Mar 19, 2012 · ENTRYPOINT [". sh: . Jul 11, 2016 · What do you mean "execute in Dockerfile": you want to run it inside the docker container, or while creating the image? – raphaëλ Commented Jul 8, 2016 at 10:17 Mar 7, 2020 · beyond your main question, note that your Dockerfile is suboptimal, because it uses the multi-stage build feature of Docker (namely, you have several FROM in your Dockerfile), while it seems this feature is unneeded for your use case. On Linux or Mac, you can add this to your ~/. 0 image is not a link to bash. js > custom. /start. Dec 3, 2020 · This is called the shebang, and the bash scripts I use start with one: #!/usr/bin/env bash. bash -c 'source /script. so are there any other commands for running the ps script in dockerfile? ADD Windowss. FROM openjdk:11-jre LABEL org. In the Dockerfile the ENTRYPOINT has to be JSON-array syntax for it to be able to see the CMD arguments, and the script itself needs to actually run the CMD, typically with a line like exec "$@". As you already know, several instructions have shell and exec forms. MySQL will run all . io/docker:tag sh then sh will be passed to the entrypoint script, which will do the setup and then eventually run it. – Mar 31, 2024 · I have to execute a shell script log-agent. /script. sh; fi Also make sure the script is executable. you commands. It is a simple script which is basically going to replace some characters of files in Oct 30, 2015 · Running complex shell script in Dockerfile. sh && /tmp/script. Nov 6, 2017 · I try these below commands in dockerfile but it didnot run the script. The pace is quick and explanations are succinct, but this guide will get you up and running with a solid foundation in professional Docker best practices. sh on my dockerhost. Jul 20, 2020 · You cannot run those mysql commands, because the container is not running yet, so neither is MySQL. sh CMD /usr/local/bin/shell. /app COPY test. docker run --rm -it gcr. 1-sdk COPY devops/scripts/setup. 04 ADD shell. I am using the Dockerfile to build the container environment and installing all dependancies. Sep 13, 2022 · A Docker container runs in an isolated network environment, and the docker run -p option lets you arbitrarily remap the port on the host. Sep 29, 2020 · RUN executes the command when you are building Image. If you run your shell as just. 5) and the logs do not show the expected output, when, for example, you run RUN ls. sh . 5. Feb 27, 2017 · I would like to run a bash script to set some values. sh script, which I want to run while building a docker image (meaning - put . This tutorial covers the basics of Docker, including how to create a container, run a bash script, and share data between the host and container. Dockerfile: FROM elasticsearch:6. The scripts directory now contains multiple files instead of one. sh inside my docker container. This way, people who can't get arbitrary shell scripts running in their dockerfile aren't mislead by the question title. Here's an example of the exec form: Aug 21, 2024 · In this article, we are going to see how to schedule a Python Script to run daily. sh to run the start. Preparing the Python Script. My shell script - given a file as an argument, return its name and the number of lines: May 24, 2016 · You must use . Inside zshrc I export the scripts directory to the path. sh my_script. Openvino Dockerfile exp and line that run the script. sh is an application and only when it's up and running we can run playbook. docker run long multi-line commands on Windows Host. bash"] in Dockerfile. The SHELL instruction sets the default shell for instructions operating with the shell form. See full list on warp. sh, I want to create a file (file. I need to run a sh script when on docker run using some env variables defined in the compose file but i cannot find the right syntax. sh / RUN . On the other hand, in non-interactive mode, the shell executes the script passed to it and exits Jan 20, 2016 · I had same issue and found way to set environment variable as result of function by using RUN command in dockerfile. CMD ["/opt/startup. Or just COPY --from it. sh) to include both commands: #!/bin/sh nohup node server dev > startup. Aug 6, 2023 · Dockerfile – Run Shell Script. sh script and keep that start. . Mar 18, 2024 · We can run a shell process in interactive mode or non-interactive mode. sh /tmp CMD /tmp/start. Here are the steps: Create a script file e. 12'. 4 WORKDIR /app ADD . script. At this point, we’ve created the equivalent container image as if we’d created it using the Dockerfile. 2: In a Dockerfile every command running as root, in fact there's no another user by default in most dockerised linux distros, just the superuser. txt exec "$@" Jun 16, 2020 · Check Line Endings: Compare file encodings & line endings of the script being called in your Dockerfile and failing with scripts known to execute correctly in other Dockerfiles: file -k script-Not-WORKING. sh ${app_dir} dev. sh /root # execute the script inside the container RUN /root/provision. sh file copied to docker image and in the Dockerfile I wrote CMD ["run. Add the following lines to the bottom of the Dockerfile. sh"] Now i have another shell script i. Dec 12, 2019 · Creating and running the Bash script. sh that I run through CMD in my Dockerfile. For example i need to set SECRET_KEY_BASE for Rails app just once without changing as would when i run: docker run -e SECRET_KEY_BASE="$(openssl rand -hex 64)" Instead it i write to Dockerfile string like: I want to add multiple scripts in my docker file and run it when the container is up. sh", "container started"] May 19, 2020 · This page describes the commands you can use in a Dockerfile. sh Fix Line Ending Issues: Compare output of git status before and after git normalize to see if anything changed May 12, 2017 · Note that when run by Gunicorn, __name__ is not "main". I am a docker beginner. /setup. @user_mda A container can only run one command. json, which is nothing but replaces some environment variables with actual values. If I run the same script after the container started w/ the default CMD, it works. apt-get. /start. Start container using shell env variable Oct 28, 2021 · Added a wrapper shell script (startup. sql, . sh RUN if [ some_condition ]; then . In this example, we have a custom shell script that accepts three command-line arguments ($1, $2 & $3). sh is the shell form of the RUN instruction, which will execute /bin/sh -c <command>. I'm trying to run script in background when the container creare (inside container). log && node data/scripts/custom. Starting with simple examples, you’ll become familiar with important Dockerfile instructions and learn relevant CLI commands as you go. That's because by default, a container is non-interactive, and a shell that runs in non-interactive mode expects a script to run. xz in that folder, copy it from the alpine link above. Let’s add a cmd entry to our Dockerfile and see how it works:RUN ["/log-event. My Mar 12, 2017 · A common variation is to have a Makefile instead of build. Create new Dockerfile and continue building steps by using this images for ongoing steps. It has nothing to with any existing container that is running. 10. It can be used to mount volumes to a container. go This has the added advantage of having a clean dockerfile and smaller image. In my example it is equal to "app". Just go to the directory with your code and run: Mar 12, 2018 · This approach is suitable because first it will optimized layers by writing multiple RUN command in Dockerfile. I could have ran it along with the container, but I Mar 26, 2018 · Typically, whatever is done in your setup. sh /app/foo. sh WORKDIR /app Step 3 I am using just to show that file is actually Sep 23, 2020 · You have managed to run a shell script in the Dockerfile. Exec form: Commands are written with [] brackets and are run directly, not through a shell. /startup. Jan 1, 2016 · For running a bash script when during container creation: Make script. Jul 25, 2018 · Use only one 'RUN' statement. docker build -t my-image . Like you may need to execute multiple commands at start point of container which is not easy to do that. 12 && nvm alias default 0. inline-code] scripts executed in your Dockerfile. Sep 23, 2015 · I am new to the docker world. Mar 19, 2024 · With the cmd instruction, we can specify a default command that executes when the container is starting. Use the instructions for adding/installing packages in one RUN command to reduce the intermediate image layers. Just grab the above commands and put them into a Bash script. I have used this SO post to run a shell script with docker run and this works fine. sh"] In the docker-entrypoint. Jul 26, 2017 · You'll need to copy/COPY the file into the container before you can execute/RUN the script. echo "Hello My Script" curl -x POST "some_api_which_returns_json" I have built the image using command docker build . If that's your scenario, I often start the entrypoint as root, run a script called fix-perms to align the container uid with the host volume uid, and then run gosu to switch from root back to the container user. and your docker file will look like this Jul 11, 2019 · RUN yum -y update && \ yum -y install . When applying the shell form, you run commands in the default /bin/sh -c shell for Linux and ["cmd", "/S", "/C"] for Windows. We can use the Dockerfile COPY directive to copy the shell script file to our container’s filesystem. Aug 1, 2018 · Dockerfile - FROM my-company-repo-java-base-image ADD my_script. dev Sep 22, 2015 · Docker's RUN doesn't start the command in a shell. You also must set executable permission for start. It's a best practice as it will reduce the size taken by your image. In my shell script, I jhave few executables reference which I require it to run and they will keep running the shell programs in background which my Java code will call to and do the processing based on these shell programs. Issued from the same folder, where the Dockerfile is. Mar 19, 2019 · Just highlight the answer given in the comments, which is probably the correct one if you are using a modern version of Docker (in my case v20. In a UNIX shell, the exit code 0 means that all is well with a command. sh and i want to execute the following command in my dockerfile. sh ---> Running in 10b0e07e33fc this is a test Removing intermediate container 10b0e07e33fc ---> f6f085ffb284 Successfully built f6f085ffb284 Without arg: docker build -t test . ENTRYPOINT ["sh", ". When I run sudo docker ps -a, I can see the following: e8a50d5aefa5 image_pub_sub:latest "/opt/pubsub/run. Finally, for more complex processing, we learned how to create a shell script and execute it in our container. When using the exec form, the specified program is run explicitly. sh"] This only executes the first command in the shell and not the second. Nov 10, 2017 · For example I have a script called myscript: #!/bin/bash export PLATFORM_HOME="$(pwd)" And have following lines in Dockerfile: COPY myscript. If you want to run . docker run -it test_image It will start up and give you the shell inside the container. What you can do is copy your . This demonstrates how you can use ‘docker run bash’ to run scripts or Aug 23, 2015 · The question as I interpreted it is that it is intended for the host to run the script, not the container. Docker lets us change this default configuration. Dockerfile. In interactive mode, the shell listens to the commands through the standard input stream (STDIN) on a terminal. py with the name of the script. CMD is the command to run when you run the image. However, what I am trying to do is to apply my shell script to a file that lives in my current working directory, where Dockerfile and script are. sh: f() { echo "Sleep" sleep 10 echo "Done" } f Dockerfile: FROM alping COPY start. sh I've also tried to use ENTRYPOINT instead of RUN or declaring variable before calling the script, all that with no success. CMD powershell . Syntax Error: Multiline bash command in dockerfile RUN FROM ubuntu:14. Mar 22, 2021 · Depending on the shell, commands will execute as child processes of the shell, which has some potentially negative consequences at the cost of some features, described below. RUN ls RUN chmod +x . Open the Dockerfile in your preferred text editor again, replace everything inside with the following series of commands and save it. – Hi Guys, I want to execute shell script from a Dockerfile(Don't want to run inside container). I have a directory containing only two files, Dockerfile and sayhello. /docker-entrypoint. The point is that while im trying to run this command inside the container itself its success. RUN . bash_profile to make it available in the Terminal. Create a Python Script that you want to schedule. Try this add these lines in your docker file. From that test_image you can now spawn a container with. sh replacevariables. sh file: #!/bin/bash. 1-alpine. Just like a Linux system runs one command (init or systemd) and it is then responsible for starting up everything else. d. sh WORKDIR /dir RUN chmod +x /app/foo. bashrc". The contents of the Dockerfile should have the following commands: First, the base image should install python3 via the FROM command. Do you have a use case for needing to change the container-private port number at run time, or can you hard-code it in both the Dockerfile and your script? – Feb 19, 2015 · When I run the command nothing happens it just prints a long id of the new container and exits. First script have to run client application, and the second run server app as background. sh inside Dockerfile). So RUN uses the files from your build environment (development box) used to CREATE the docker image, while CMD defines the startup commnand when the docker image is loaded. inline-code] command is most useful if you are working in Windows, which has two different shells, or if you need many [. authors="[email protected]" # Install AWS CLI RUN apt-get update && \ apt-get install -y awscli && \ apt-get clean VOLUME /tmp ARG JAR_FILE ARG PROFILE ADD ${JAR_FILE} app. ps1; Dec 6, 2023 · The -c option allows us to run multiple commands in the Bash shell. Let's suppose that your script is in /tmp, then you run the container as. Make sure your script is executable (run chmod +x Script. To run a disposable new container, you can simply attach a tty and standard input: Basically, I'm setting up a web-server and a few daemons inside a Docker container. sh && …', or you could even go so far as to avoid bashisms (like source) entirely, and instead opt to only ever use valid POSIX equivalents, e. sh and put it in the same folder as the dockerfile; Create the dockerfile as below. py"] Replace my-script. In our example, we made a simple Python Script Apr 5, 2020 · You can do it by copying the statically compiled shell from official busybox image in a multi-stage build in your Dockerfile. sh"]. Scheduling a Python Script to run daily basically means that your Python Script should be executed automatically daily at a time you specify. sh run start. Also since you're using a relative path when you call the script be sure to set a WORKDIR. yml version: '3' services: demo: image: enix223/demo build: context: . /foo. Mar 18, 2024 · In this article, we explored various ways to execute multiple commands on a Docker container. Jul 14, 2021 · You can only use Dockerfile variables in shell form. Example 1: FROM ubuntu:latest MAINTAINER [email protected] RUN apt-get update RUN apt-get install -y apache2. gz and . If you want shell processing then either use the shell form or execute a shell directly with the exec form, for example: RUN [ "sh", "-c", "echo $HOME" ]. That's why shell functions and shell syntax (like cmd1 && cmd2) cannot being used out of the box. sh ENTRYPOINT /bin/bash As per docker documentation here Nov 6, 2018 · I have a custom package with install. startup. When a Docker container is run, it runs the ENTRYPOINT (only), passing the CMD as command-line parameters, and when the ENTRYPOINT completes the container exits. Here is the example how you can run shell script After adding ENTRYPOINT instruction in Dockerfile, this will not execute my shell script :(FROM ubuntu:14. Absent that, it will exit. sh: #!/usr/bin/env bash yum upgrade Sep 8, 2017 · Putting your commands in a file like that is arguably more manageable for other reasons: changes in your VCS history will be a little more clear, and for longer or more complex scripts you will probably find it easier to format things cleanly with the script in a separate file rather than embedded in your Dockerfile in a RUN command. You just haven't managed to run the mount command in a dockerfile. Example: ENTRYPOINT "bin/startup. sh in root /, which does not exist. 15. Your shebang line in start. How can i execute this command. Jan 6, 2020 · In the dockerfile itself I add RUN echo "/scripts/bashrc" > /root/. /test. When I create the image this command is not executed for some reason even though the bash file was of course copied properly in the dockerfile. Jan 15, 2019 · If you want to run some script "on the fly" with php-cli you can create the container and remove it immediately after the script execution. RUN chown -R admin:admin / RUN chmod 755 / Just give the Admin rights to / root directory. sh RUN . opencontainers. To do this, in Notepad++, go to Edit -> EOL Conversion -> Change from CRLF to LF, and your bash file will be valid for execution. Apr 28, 2020 · Your script is written for bash, but you're running it with /bin/sh, which in the node:14. sh & And after docker run <MY_IMAGE> the docker status is Exited (0) I'm trying also to change start. When using the exec form and executing a shell directly, as in the case for the shell form, it's the shell that's doing the environment variable substitution, not the builder. Dec 6, 2019 · docker-build-and-run. The ${!varname} syntax in particular is a bash-ism: Jun 4, 2019 · In my Dockerfile I have FROM microsoft/dotnet:2. sh script itself in foreground using the nohup command and the ampersand (&). 3: ENTRYPOINT proper usage explanation is in my post. So what you need to do is below. sh script is wrong, it's must be #!/bin/bash. sh to: Sep 8, 2019 · I am attempting to run a shell script by using docker-compose inside the docker container. This is how you can pass an argument to docker build. To answer this question directly, the best way to do that is to write an ENTRYPOINT script in your Dockerfile that does whatever setup is needed, and then ends with exec "$@" to run the normal CMD (or whatever got passed on the command line). The static shell doesn't have too many dependencies, so it will work for a range of different base images. /install. We’re using it to create a Python script called script. To build for the target architecture you have to use command in the following format: env GOOS=linux GOARCH=amd64 go build -o application main. docker run --volume=/tmp:/scripts (rest of the command options and arguments) Dec 1, 2023 · The [. sh located in this directory after initialization, which would result in the following Dockerfile: Jan 10, 2023 · Using a custom shell script inside the docker container is another use case for entrypoint. Ex: My shell script looks like: #!bin/bash echo $1 Dockerfile looks lik Aug 8, 2017 · You can use the entrypoint to run the startup script. There are two differences between the shell form and the exec form. Also, I personally prefer running shell scripts with bash. (-t is for tag) Docker will run through each of your RUN steps, and stop when it gets to a command that does not exit properly. I've created a little helper command for building and running, in a single command. bash by CMD["bash" ,"start. Jan 9, 2016 · So the RUN sudo service docker start command not will be executed on $ docker run. Also don't use the root directory as working directory. sh file -k script-WORKING. sh /root ENTRYPOINT bash "/root/my_script. If you docker run without attaching a tty, and only call bash, then bash finds nothing to do, and it exits. sh && catalina. In the entrypoint you can specify your custom script, and then run catlina. 12 && nvm use 0. The only time I've seen the host user matter is if you have a host volume and want to avoid permission issues. sh expect "Some string that we want to wait for" # send newline, simulating pressing enter: send -- "\r" expect eof Copy the script into your image and run it: COPY my_expect_script . There are advantages (familiar to many developers; the dependency graph handling of make lets you avoid redoing things which are already done) but also disadvantages (passing arguments to make on the command line gets clunky if you have many variables you want to control, and if you May 12, 2022 · Im trying to execute bash file called start. Instead, it's a traditional POSIX shell. COPY test. sh file convention. I didn't even notice that @MohammedNoureldin has the right answer and is almost voted over the accepted answer. I want this because, before executing docker commands, need to copy a directory from some other location to current director in host machine. json) from the template. So docker run is not the answer. CMD ["python", "my-script. sh", "image created"] CMD ["/log-event. After that, convert the container to image. COPY . inline-code]bash[. The -i flag keeps input open to the container, and the -t flag creates a pseudo-terminal to which the shell can attach Jan 17, 2019 · Hi i am wondering if it possible to run two scripts in same time automaticly on docker container start . 8 # put the script in the /root directory of the container COPY provision. It depends on what you are doing there. I have created a simple run. e replacevariables. But fortunetly , you can add shell script file in Entrypoint and it will get executed. sh. second if you want to pass environment variable at the time of launching container to this script it will be easy. sh /usr/local/bin/shell. Let’s create a simple Dockerfile for our image: FROM ubuntu:latest COPY startup. /run"] In terms of script vs RUN instruction, I think it is more idiomatic to use a RUN instruction and concatenate multiple commands with the double ampersand &&. py and then run that script using Python. Because apt-get installs packages, the RUN apt-get command has several counter-intuitive behaviors to look out for. fsfkd sxqax pgx hbottz yvzek yalbn wla gwccf xfgn scdmook