I’m trying to create a container’s cluster using the docker swarm engine and following the official documentation: https://docs.docker.com/swarm/install-w-machine/. But unfortunately till now without success. On the documentation’s step to get the information about the swarm, only two containers are displayed (the ones from the swarm-master) instead of four. Here are the output I’m getting: $ […]
I am running a flask application & with Openldap as the server. I need to add & delete links in running flask app container to openldap container. Basically I gave the link to openldap at runtime in flask app container. Now I want to add & delete openldap containers as I please & link them […]
I have access to Grid5000 and would like to use Docker containers on it. Tutorial says, that users should install the tools in the user home. And add the user home to Path environment parameter. How can I install it without use of ap-get command? My user isn’t in sudoers group also.
I tried Docker machine for creating bare docker based VM using virtual BOX driver,When I tried changing the network from NAT to Bridge machine start showing error and no IP is assigned to the machine by the docker-machine.In addition to that, when I tried taking SSH of the machine it hangs my terminal. Is it […]
Cannot I specify which port the docker-daemon listens to when connecting via docker-machine? I couldn’t find such option in ~/.docker/machine/machines/name/config.json I mean, docker daemon on some machine is listening on 1234 instead 2376, cannot I connect to it via docker-machine?
After removing and reinstalling a default machine using Docker Quickstart and VirtualBox any docker pull fails. Restarting docker-machine doesn’t help. For example: ~$ docker pull ubuntu:14.04 Error response from daemon: Get https://registry-1.docker.io/v2/library/ubuntu/manifests/14.04: Received unexpected HTTP status: 500 Internal Server Error
I’m following the tutorial “Running a Rails Development Environment in Docker”, but I’m stuck in the 1 point, when I type: docker build -t demo . I’m in the “new rails” folder called demo (the main directory of a new Rails app). I’m using the following Dockerfile: FROM ruby:2.2 MAINTAINER firstname.lastname@example.org # Install apt based […]
I have successfully running an UPC cluster with 3 ubuntu instances. I want to access the docker swarm environment, either docker-machine, or docker swarm manage, but it has not been possible. The closest I’ve been has been adding machines via docker-machine with generic driver, but when I try to add this using the –swarm parameter, […]
Using docker-machine on my system (S1), i created a docker host on AWS using amazon-ec2 driver. I have another system (S2) on which i installed docker-machine. Used generic driver and pointed docker-machine to manage the docker host on AWS. From this point onwards, i am unable to access the docker host from S1. Any suggestions […]
On MacOS X, I’ve mounted an encrypted sparse image with my project working files to /Volumes/MyProject. I’d now like to share this path with docker containers, so I’ve tried to share /Volumes with the Docker VM in VirtualBox but it does not show up inside the VM. What am I doing wrong? The /Users directory […]