Main components

• OS Image: linux server
• Google deployment manager: deploys VMs
• Ansible: configuration and inventory
• Jenkins: orchestrates all above for operations

OS image

• Ubuntu
• packages (e.g. python venv, nginx, fluentd for logs)
• directory structure (git repos)
• test image-family on staging
• production image-family on prod

• deploys infrastructure: VMs, LBs, etc
• VMs CPU, RAM, labels, etc
• yaml files describe resources
• https://bitbucket.org/opportunitynetwork/cloud-deployments/src/master/

Google Deployment Manager

Ansible

• VMs configuration (supervisor, celery, fluentd, crontabs)
• directory structure (git checkouts)
• django's local_settings.py !!
• VMs inventory per environment: staging, production
• https://bitbucket.org/opportunitynetwork/on-cloud/src/master/

Jenkins

• operations:  orchestrates G Deployment Manager + Ansible + scripts
• production: e.g. deployments, add new web/api servers
• staging: e.g. start/stop VMs, clone dbs, obfuscate data
• https://bitbucket.org/opportunitynetwork/jenkins/src/master/

Thanks for watching 

:-)

@joaquin