Getting started with atomicapp

atomicapp is a reference implementation of the Nulecule Specification. It can be used to bootstrap container applications and to install and run them. atomicapp is designed to be run in a container context. Examples using this tool may be found in the Nulecule library. If you want to know the internals of atomicapp, how it works, etc., or contribute to it’s development, this post is for you. Setup Install python virtualenv utils virtualenv is a tool to create isolated Python environments....

February 3, 2016 · Ratnadeep Debnath

ircb 0.1.1 released!

Today, ircb gets 0.1.1 release. It’s a minor release with some bugfixes post 0.1 release: Fix handling nick AWAY command Fixes around SSL options in networks create CLI. make –ssl option of flag type make –ssl-verify option of Choice type We’re now gearing up for our upcoming 0.2 release. Don’t forget to check it out, if you want to be part of the action.

January 1, 2016 · Ratnadeep Debnath

ircb 0.1 released!

ircb gets it’s initial 0.1 release! ircb is a versatile IRC Bouncer, made for scale. It was born out of our sheer requirements for a better IRC bouncer when hosting the demo instance of waartaa. A bouncer that: scales to multiple hosts, to overcome connection limitations put by IRC servers on a single host accepts multiple simultaneous client connections for the same IRC connection A sane API to control it has awesome dashboard and analytics, built in We plan to ship ircb as a standalone, consumable product....

December 20, 2015 · Ratnadeep Debnath

Atomicapp 0.3.0 released!

Atomicapp gets 0.3.0 release! A major highlight of this release is the new provider: Marathon. Apart from this, numerous other features and bug fixes and changes went into this release: A complete refactor of our OpenShift provider (API comm rather than oc command) Support for oc new-app deployment Refactor on CLI commands and options Optios such as –answers-conf can now be used anywhere on the command line As always, any contributions are highly appreciated....

December 18, 2015 · Ratnadeep Debnath

Started learning to play guitar

I was thinking to learn playing guitar for some time now. I tried self learning from the internet, but I was not regular and so my skills with guitar always remainded next to zero. Seems like I am not that self motivated for it, as I am in the case of coding and working out. Well, neither was I motivated to work out until I joined the gym and took personal training....

December 7, 2015 · Ratnadeep Debnath

A month at OSAS, Redhat

This had been lying in the draft for quite some time now, waiting to be published. Better late, than never. Well, I joined the container tools team in OSAS, Redhat on August 24, 2015. Nevertheless, I had already been contributing to the upstream projects around projectatomic prior to joining Redhat :). It was not a totally new environment at Redhat, I knew many people from the Fedora community at Redhat and in our team....

November 7, 2015 · Ratnadeep Debnath

Nuleculize your Docker application

It’s easier to explain things with an example. So, I will take up centos/postgresql docker image and nuleculize it for Docker and Kubernetes as providers. This post assumes that you have setup an Atomic environment on CentOS7/Fedora. If you have not done so, you can follow the instructions here. First, we’ll create scaffolding for our Nulecule PostgreSQL application. mkdir -p nulecule-postgresql/artifacts/{docker,kubernetes} touch nulecule-postgresql/{Dockerfile,LICENSE,Nulecule,} touch nulecule-postgresql/docker/postgresql-app-pod_run touch nulecule-postgresql/kubernetes/{postgresql-pod,postgresql-service}.yaml Second, we’ll edit nulecule-postgresql/Nulecule file as below:...

September 7, 2015 · Ratnadeep Debnath

Setting up Atomic on CentOS 7

This post will run you through how to setup an environment Atomic apps on CentOS 7, by hand. For quickstart, you can just run the Vagrantfile at here. Setup Install dependencies # yum install docker atomic kubernetes etcd Configure docker storage pool Assuming that you have a new volume: /dev/vdb attached to your machine, configure /etc/sysconfig/docker-storage-setup as below: # cat <<EOF > /etc/sysconfig/docker-storage-setup DEVS=/dev/vdb VG=docker-vg EOF Start and enable Docker # systemctl start docker # systemctl enable docker You can run # docker info to check the new specs for docker storage pool....

August 29, 2015 · Ratnadeep Debnath

Fedora 22 Release Party, Bangalore

We had a Fedora 22 release party in Bangalore, on Aug 1, 2015. It took place a Hackerearth’s office in Bangalore. We had around 9 attendees for the party along with the hosts from Hackerearth. The event started at around 10:30 AM and continued till 1:30 PM. We started with us introducing ourselves. Following the introductions, Sayan giving a brief introduction about the Fedora Project and it’s history. This was followed by me speaking on Fedora 22 release and it’s highlights....

August 23, 2015 · Ratnadeep Debnath

FUDCON Pune, 2015

After 4 years, after 2011, FUDCon came back to Pune, again in 2015. It took place from 26th to 28th June, 2015 at MIT, Pune. Fedora Users and Developers Conference (FUDCon) is the annual conference for people interested in Fedora in any way. This year’s FUDCon had a great line up of talks and multiple parallel tracks: Container, Openstack, Storage. I took part in FUDCon this year as a speaker and a volunteer....

July 9, 2015 · Ratnadeep Debnath