docker-desktop

I have installed Docker Desktop for Windows in Windows 10 operating system. I am running a python script inside docker container which reads file from disk and add few text at the end of files. Now the requirement is to read files from Windows 10 and perform the same operation on it. Is it possible in docker to read files from OS on top of which Docker is running? Of course, you can use volumes . For example, you can run the following command: docker run -v path/to/your/file/on/host:path/to/the/file/on/container your_image The only approach to access the host file is that you can mount the

I am attempting to use the official Mongo dockerfile to boot up a database, I am using the -v command to map a local directory to /data inside the container. As part of the Dockerfile , it attempts to chown this directory to the user mongodb: RUN mkdir -p /data/db /data/configdb \ && chown -R mongodb:mongodb /data/db /data/configdb VOLUME /data/db /data/configdb However, this fails with the following command: chown: changing ownership of '/data/db': Permission denied What I am doing wrong here? I cannot find any documentation around this - surely the container should have full permissions to

I've got a .NET Core project (using visual studio and adding the docker files via the Visual Studio Tools for Docker ). My DockerFile looks like this: FROM microsoft/dotnet:1.0.1-core ARG source=. WORKDIR /app COPY $source . ENTRYPOINT ["dotnet", "MyApp.dll"] CMD ["arg1", "arg2"] My question is, how do I pass parameters into the project? public static void Main(string[] args) { // how does `args` get populated? } I used environment variables which can be set by docker-compse.yml too public static class EnvironmentHelper { public const string EnvironmentArguments = "DOTNETCORE_ARGUMENTS";