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20160509 CoreOSFest 5

20160509_CoreOSFest-5

• 1 - Intro
• 2 - Containers
• 3 - DGR
• Concepts
• Project
• CLI
• 4 - Next

DGR: An Appc image builder tool

1 - Intro

• Blablacar
• Exponential grow (+20M user in 2 years)
• Own DC + Bare Metal

2 - Containers

• CoreOS had pretty attractive concepts
• At the time Rkt was new kid of the Block
  -> Bleeding edges

Tries to build images:
* Chef (We used chef at the time)
* Packer
* Acbuild
-> Build our own wrapper around acbuil to map Blabla workflow

3 - DGR

https://github.com/blablacar/dgr

Concepts

• YAML format
• Dependencies concepts (FRON Images)
• Config Templating
• Test included

Project

PROJECT
|
├── aci-manifest.yml
|
├── attribures/
├── templates/          // Go templating
|
├── tests/
└── runlevels/
    └── build/
        └── install.sh

install.sh
-----------

#!bin/xxxx/busyx-box ...

SHELL SCRIPTING

CLI

dgr init      // Bootstrap Project structure
dgr try       // Template rendering
dbr build
drg test
dgr install   // In local RKT image store
dgr push      // Only support for NEXUS TARG.GZ repo

4 - Next

• Sign ACI
• Push to other repos
• Orchestrate