How can I remove an environment variable inherited from a base image? For example, when using: image "myimage:a": FROM alpine ENV hello=world I can override the variable in the descendant image like this: image "myimage:b": FROM myimage:a ENV hello=none And…
it's my first time using Docker in a project (a Symfony project). In this project i don't have any database, i just want to have the PHP version (8.3.1) and the projects dependencies. This is the error i get when…
I have a Dockerfile like this FROM ubuntu:20.04 ENV DEBIAN_FRONTEND noninteractive RUN apt-get update && apt-get -y install software-properties-common vim curl sudo dnsutils telnet git wget zip unzip unison gawk php7.4-cli php7.4-mysql php7.4-gd php7.4-curl php7.4-ldap php7.4-xmlrpc php7.4-xml php7.4-mbstring php7.4-zip php7.4-mbstring…
I am trying to deploy a personal project on my personal Fedora server. This is the docker-compose.yml: version: '3.7' services: postgres: image: postgres:latest container_name: db environment: POSTGRES_USER: user POSTGRES_PASSWORD: 1234 POSTGRES_DB: TESAF ports: - "9111:5432" healthcheck: test: ["CMD", "pg_isready", "-U",…
How can I suppress the output of the RUN command in a Dockerfile? In the code below, I'm attempting to redirect the SSH_PRIVATE_KEY to a file using the echo command. However, during image building, the Docker logs reveal the SSH…
I have a React app with a Node.js backend, and I am attempting to host it using Kubernetes. The backend server launches successfully and is reachable. However, the frontend doesn't appear after deploying my containers. I think it has something…
I'm using WSL 2 and want to dockerize a spring boot kotlin app with gradle (kotlin) and have it all running in Docker so I don't have to install anything locally. But everytime I run a docker-compose command I get…
I really dont know why but my Dockerfile image cannot access my postgres db running with docker compose. Im using Linux Ubuntu // prisma.schema generator client { provider = "prisma-client-js" } datasource db { provider = "postgresql" url = env("DATABASE_URL")…
Im trying to do a Dockerized Angular + Json-Server application but im having trouble setting json-server up, although I install it in the Dockerfile, using docker logs tells me that couldnt find the command json-server: This is how my Dockerfile…
I have two Dockerfiles for the foo service: foo-dev and foo-debug. There are only 3 lines of differences between these files where foo-debug installs delve allowing me to debug the docker container for golang. I use the make commands to…