Dockerfile bash if statement

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August undefined, 2024

Web1 hour ago · When I'm trying to build a Dockerfile in Ubuntu 22.04, I'm getting this error: ERROR: failed to solve: executor failed running. ERROR: failed to solve: executor failed running [/bin/bash -c apt-get update -qq && apt-get install -yqq -o=Dpkg::Use-Pty=0 locales build-essential curl unzip autoconf perl libtool pkg-config sed wget autoconf-archive ... WebSep 28, 2010 · bash doesn't know boolean variables, nor does test (which is what gets called when you use [ ). A solution would be: if $myVar ; then ... ; fi because true and false are commands that return 0 or 1 respectively which is what if …

Add different condition in Dockerfile [5 Methods] GoLinuxCloud

WebOct 22, 2024 · If-Else isn't a thing in Dockerfiles. You would be better off using a one-liner bash command in your RUN that provided If-Else: RUN if git clone ; then echo … WebJan 5, 2024 · Then in you Dockerfile use the passed-in values as args in your COPY instruction: ... ARG MY_SRC_PATH ARG MY_DST_PATH COPY --from=extract $ {MY_SRC_PATH} $ {MY_DST_PATH} Both solutions are probably not what you want. The ARG one can actualy be quite powerfull if used right. Though, there is no way to skip the … birchwood wi weather radar

Why does Dockerfile RUN print echo options? - Stack Overflow

WebAug 21, 2024 · If you want to know whether or not the container is running, you need to apply the following command: docker ps -q -f name=" {Container Name} " If the container … WebMay 26, 2024 · A Dockerfile can contain arguments and variables of its own, which are then visible to any shell script snippets in RUN statements etc. The OP should probably have included the full URL in the question in the first place to make it clearer. – tripleee May 26, 2024 at 17:19 Add a comment Your Answer WebOct 18, 2016 · Step 3 : RUN cat /script.sh ---> Running in afc19e228656 #!/bin/bash # This is a bash comment inside the script ls -l. If you move \n to the beginning of the comment … dallas tv news stations

docker - if else with dockerfile instructions - Stack Overflow

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Web8 hours ago · I've created Dockerfile that is running gui, and after the container is executed I want it to run some bash script without freezing the container, so I am trying to run it as a background process but it seems like it's not executed at all. Dockerfile: Web2 days ago · Adding USER to dockerfile makes me lose access to endpoints. I'm having issues with adding and running my app from a non-root user. I have a dockerfile with that runs a simple FastAPI app. Everything works fine and I can call the endpoints and I get the desired results (just a simple string). As soon I add the following lines I stop being able ... birchwood wisconsin restaurantsWebApr 6, 2024 · I demonstrate this behavior using docker below with a reverse proxy that times out after 5 seconds, and a mojo app that responds after 10 seconds: 1. Create a Dockerfile. FROM docker.io/library/perl:5.36 # Install Apache2 RUN apt-get update && apt-get install -y --no-install-recommends apache2 # Install Mojolicious RUN cpanm Mojolicious ... birchwood wisconsin weather 14 day

"WebIf you build by passing a Dockerfile through STDIN (docker build - < somefile), there is no build context, so the Dockerfile can only contain a URL based ADD instruction. You can … " - Dockerfile bash if statement

Dockerfile bash if statement

What does -z mean in Bash? - Stack Overflow

WebOct 16, 2016 · #!/bin/bash if [ "foo" = "foo" ]; then echo "true" else echo "false" fi echo "end" i get sfm_write_buffer_test.sh: line 9: syntax error: unexpected end of file this doesn't make any sense. echo statements works fine, but when the if statement is encountered it gives the above mentioned error. linux bash if-statement syntax-error unexpectendoffile WebUse this syntax to build an image using files from a remote Git repository, using a Dockerfile from stdin. The syntax uses the -f (or --file) option to specify the Dockerfile to …

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WebFeb 28, 2024 · The problem is with the echo command. The content of the file produced by that command is: -e [ssh_connection] ssh_args = -o ControlMaster=no -o ControlPersist=60s The -e option is printed as well! What's even crazier the option has been picked up by echo, as evident by the newlines being parsed. WebMay 17, 2024 · So far, docker-compose's format does not support conditional statements. Two possible workarounds are: Pass a "complex" (list-like) variable to the docker-compose such as in this example: docker-compose.yaml: …

WebJul 19, 2024 · It might not look that clean but you can have your Dockerfile (conditional) as follow: FROM centos: 7 ARG arg RUN if [ [ -z "$arg" ]] ; then echo Argument not … WebWhat happened:. I noticed the dockerfile installs dumb-init but doesn't make use of it.. What you expected to happen:. I expected nginx to use dumb-init in the entrypoint, or not install it. NGINX Ingress controller version (exec into the pod and run nginx-ingress-controller --version.): Look in the master branch (all versions)

WebJan 5, 2024 · When writing a Dockerfile, it's better to test the commands in a container with /bin/sh shell. In your case, after the source error, there are other errors: space in the curl URL env variable wrongly used: missing $ … WebApr 10, 2024 · A Docker container runs a single process; what CMD should your container run? (Most often this would be "the server" and I'd suggest thinking of the container as synonymous with the server process: stop the container when you want to stop the server, delete and recreate the container as needed, and use a container shell rarely if at all.)

WebDec 20, 2024 · That's not possible in only one if statement. Instead you can use a for loop that iterates over the arguments and evaluates them separately. Something like: …

WebAug 7, 2013 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams dallas tv news weatherWebDec 12, 2024 · With Buildah, building container images from the command line or a shell script can easily be done in lieu of a Dockerfile. Doing this allows you to build your … birchwood womens health spokaneWebDockerfiles use ampere simple DSL which permits you at automate the steps you would normally manually take to create an image. birchwood woodbridgeWebSep 3, 2015 · If you have buildkit enabled ( DOCKER_BUILDKIT=1 ), you can now use HEREDOC in your Dockerfile if you use the docker/dockerfile:1-labs syntax. (Will be included by default in a future version of the standard Dockerfile syntax). See moby/buildkit#2132 for more details, and the proposal in #34423 birch wood working propertiesWebConditional statement with ARG in Dockerfile I have trouble using a build arg for a condition in Dockerfile . This is my conditional statement: CMD if [ "$VAR" = "ok" ] ; then echo "true" ; else echo "false" ; fi I will set ARG VAR=ok one line before and this will echo false! Although RUN echo $VAR would echo "ok". birchwood wood hobby sticksWebApr 9, 2024 · REUTERS/Gonzalo Fuentes. April 9 (Reuters) - French President Emmanuel Macron said in comments published on Sunday that Europe had no interest in an … dallas t.v. series afton and cliffWebA Dockerfile can set an ENV variable to $X, $ {X:-default}, or $ {X:+substitute} where that $X must be another ENV or ARG variable. A single RUN command can set and use shell variables, but that goes away at the end of the RUN … birchwood women\u0027s health