Simple Docker Image with envsubst to use for expansion of environment variables in strings and files
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This is a simple Docker image that provides the envsubst executable which can be used when expanding environment variables in strings or files.
docker container run --rm -it -e var=value iankoulski/envsubst sh -c "echo This container has \$var | envsubst"
output:
This container has value
docker container run --rm -it -e var=value -v $(pwd):/wd iankoulski/envsubst sh -c "envsubst < /wd/file.txt > file-subst.txt" && cat file-subst.txt
output:
This container has value
Content type
Image
Digest
Size
5.4 MB
Last updated
over 8 years ago
docker pull iankoulski/envsubst