services:webapp:environment:-DEBUG=true Seeenvironmentattributefor more examples on how to use it. Additional information You can choose not to set a value and pass the environment variables from your shell straight through to your containers. It works in the same way asdocker run -e VARIABLE ...
$ docker run -e MYVAR1 --env MYVAR2=foo --env-file ./env.list ubuntu bash Use the -e, --env, and --env-file flags to set simple (non-array) environment variables in the container you're running, or overwrite variables defined in the Dockerfile of the image you're running. ...
You can set this option explicitly in the Run options field instead of configuring the Bind mounts field. Environment variables Specify environment variables. There are environment variables associated with the base image that you are using as defined by the ENV instruction in the Dockerfile. There...
dockerrun node:latestnode-e"console.log(process.version)" This will start the container, execute that command and you should see a version number as the output. Note that if you run node -vin your local environment, this might be a different version number. This is because the runtime for...
You can use anARGor anENVinstruction to specify variables that are available to theRUNinstruction. Environment variables defined using theENVinstruction always override anARGinstruction of the same name. Consider this Dockerfile with anENVandARGinstruction. ...
--env-file value Read in a file of environment variables (default []) --expose value Expose a port or a range of ports (default []) --group-add value Add additional groups to join (default []) --health-cmd string Command to run to check health ...
docker run--security-opt label:disable -i -t fedora bash #If you want a tighter security policy on the processes within a container, you can specify an alternate typeforthe container. You could run a container that is only allowed to listen on Apache ports by executing the following command...
Specify the path to a customenvironment filethat defines theDocker Compose environment variables. This is similar to using the--env-fileoption with thedocker-composecommand. By default, theDocker-composerun configuration looks for a file named.envin the directory with the Docker Compose file. ...
In the above example, we specify the base image asopenjdk:8-jdk-alpine. Then, we set the environment variables using theENVinstruction. Here, we define variables likeAPP_HOME,APP_VERSION,DB_URL,DB_USERNAME, andDB_PASSWORDwith their respective values. These variables can be accessed within the...
Environment variables (OCI spec) Users can control the behavior of the NVIDIA container runtime using environment variables - especially for enumerating the GPUs and the capabilities of the driver. Each environment variable maps to an command-line argument fornvidia-container-clifromlibnvidia-contai...