How to get an environment variable value into Dockerfile during …
Mar 19, 2019 · To clarify @TomHennen's comment, piping the Dockerfile to docker build - is, specifically, what doesn't work when you reference relative paths from your Dockerfile, regardless of …
How do I build a docker image if the name of the Dockerfile isn't ...
To replace a Dockerfile with a different one you do it like this: dockerfeed -d Dockerfile.app . | docker build -t deepak/ruby - And voilà. Dockerfeed is doing the same as docker build. It packs the source …
Dockerfile if else condition with external arguments
Apr 27, 2017 · Accepted answer does not cover "if else condition" part of the question. Would be better to rename it to "Dockerfile with external arguments" if condition check didn't mean to be a requirement.
dockerfile - How do I set environment variables during the "docker ...
I'm trying to set environment variables in docker container during the build but without success. Setting them when using run command works but I need to set them during the build. Dockerfile FROM ...
What's the difference between Docker Compose vs. Dockerfile
Jul 4, 2019 · Dockerfile and Docker Compose are two different concepts in Dockerland. When we talk about Docker, the first things that come to mind are orchestration, OS level virtualization, images, …
bash - Clone private git repo with dockerfile - Stack Overflow
Apr 30, 2014 · I have copied this code from what seems to be various working dockerfiles around, here is mine: FROM ubuntu MAINTAINER Luke Crooks "[email protected]" # Update aptitude with new …
dockerfile - Purpose of FROM command - Docker file - Stack Overflow
Jan 2, 2019 · Main purpose of Docker container is to avoid carrying guest OS in every container, as shown below. As mentioned here, The FROM instruction initializes a new build stage and sets the …
docker - ERROR: failed to solve: failed to read dockerfile: open ...
May 15, 2024 · When you run docker build -t ad_bot ., Docker looks in the current directory for a file named Dockerfile. If your Dockerfile is named something else you need to specify it using the -f or - …
What is the difference between the 'COPY' and 'ADD' commands in a ...
When creating a Dockerfile, there are two commands that you can use to copy files/directories into it – ADD and COPY. Although there are slight differences in the scope of their function, they essentially …
How does docker-compose.yml and Dockerfile work together?
Mar 16, 2021 · The difference between Dockerfile and Compose file Docker can build images automatically by reading the instructions from a Dockerfile Compose is a tool for defining and running …