21 июл. 2015 г. · The idea is to touch the file in the build context and use the copy statement inside the Dockerfile. If the file exists it will just create an empty file. Dockerfile: COPY folder if it exists (conditional COPY) Dockerfile conditional COPY of certs folder if exists dockerfile - Is it possible to conditionally copy at docker build if ... Другие результаты с сайта stackoverflow.com

9 окт. 2015 г. · COPY instruction in Dockerfile expects a file to exist in the source location mentioned. If the source file is not there the build will fail. Conditionally copy files in multistage dockerfile - General COPY statement does not actually copy my file - Docker Hub Другие результаты с сайта forums.docker.com

13 апр. 2018 г. · Specify any optional files for the COPY command with * along with one real file, the COPY command needs to copy at least one file over.

21 апр. 2023 г. · I am trying to Copy a file if it exists, but the engine version , Copy needs at least one file to exist otherwise it fails.

7 мая 2015 г. · I tried cp foo/* bar/ where both foo and bar are empty directories and it fails. I assume you are doing COPY source/* /destination/ because /destination/ ...

14 мая 2017 г. · We can trick Docker into copying our setup file, whether it exists or not, by giving it what it wants: a file to copy over.

8 авг. 2024 г. · COPY still operates within the scope of the build context, and can copy files and directories from the cloned repository into the Docker image.

25 янв. 2024 г. · Docker's official documentation notes that users should always choose COPY over ADD since it is a more transparent and straightforward command.

9 февр. 2015 г. · When you use /srv/visitor you are using an absolute path outside of the build context even if it's actually the current directory.

22 мар. 2021 г. · A directory implicitly generated by a COPY instruction (from host to container) is not writable. Steps to reproduce the issue: Run sudo docker ...