I’m facing an issue unziping files that have been copied on a docker image. I tried using the RUN unzip /file.zip and other techniques that I came across but nothing seems to work. So then I tried adding the unziping action into the a shell script that I use as entrypoint for my docker image. Here is th…
Tag: docker
How to install uidmap package for docker rootless
I am using photonos and it is required that you install uidmap to run docker in rootless mode. Find it strange photonos dosent have this package. is there a reason for this? is photon os secure enough not to require this? If not and it is advised to use docker in rootless mode how do i install uidmap? Thank y…
Unable to connect to SSH on Google Cloud VM Instance
I have run into a problem today where I am unable to connect via SSH to my Google Cloud VM instance running debian-10-buster. SSH has been working until today when it suddenly lost connection while docker was running. I’ve tried rebooting the VM instance and resetting, but the problem still persists. Th…
On Debian 11 (Bullseye) /proc/self/cgroup inside a docker container does not show docker infos
I recently updated from Debian 10 (Buster) to 11 (Bullseye) and since then my Jenkins setup inside Docker is not working anymore, as Jenkins tries to find out if it is running in a docker container by checking /proc/self/cgroup. Normally /proc/self/cgroup inside a docker container would look something like th…
Couldn’t connect to Docker daemon
I am new in Docker and CICD I am using a vps with Ubuntu 18.04. The docker of the project runs locally and works fine. I don’t quite understand why the server is trying to find the docker on http, not on tcp. override.conf docker service status daemon.json gitlab-ci.yml Error Answer Set the DOCKER_HOST …
issue when saving script output to file
I have an install script that I want to save its output to a file, I have tried ./install.sh 2>&1 | tee /tmp/install.log it writes to the file, but my issue is this: script outputon console without tee script output on console and file with tee Loading layers info is not printed at all, neither on cons…
Unable to push/pull docker image to a certificate authenticated private registry? (Not workin only on WSL, remote error: tls: alert(116))
I think this is a really strange and interesting issue. I have a client cert authenticated docker registry set up, width the help of apache. I have put the necessary certificate files to the appropriate folders according to this article. Docker pull/push gives this error message: Error response from daemon: G…
download & install openshift cli command not working
I want to add the download and installation step of OpenShift CLI 4.6 on a docker file. I have added the following lines but it’s not working. But I am getting the following error Current curl: (23) Failed writing body (1354 != 1371) Answer curl -L https://github.com/openshift/okd/releases/download/4.6.…
In Docker Desktop for windows 10 with WSL2, where does docker containers live & how Linux containers can run a java app, but not windows nanoserver?
I have Windows 10 Enterprise Version and I have installed Docker Desktop, enabled WSL2 backend, and downloaded and installed the Linux kernel update package. I am learning Docker and I have some doubts about how Docker works behind the scenes. I have drawn a basic architecture diagram of Docker on windows wit…
How to switch from docker.io to quay.io?
I need help how to switch from image registry server from docker.io to quay.io. My cases is I pull centos image from hub.docker.com and I want to push it to quay.io. I have login to my quay.io but when I try to push to quay like this shell that was not working. Here are my step to switch to quay.io: