Docker implementation for iot at warung pintar

1. Docker Implementation for
IoT at Warung pintar
farhan0syakir@gmail.com
farhan@warungpintar.co

2. Outline
 Warung Pintar’s problems
 Stack implementation
 Deployments
 Challenge and tools
 Lesson learned

3. Warung Pintar’s problem

4. Apps
Communication
Management
Monitoring
Things Modem CCTV P.O.S.
Stack

5. Deployment (raspberry)
Install
raspbian
Join vpn
Join
kubernetes
via ansible
Kubectl
add label

6. Deployment (Apps)
Create
container
Push to
registry
Create
kubernetes
file
Kubectl
apply –f file
Label nodes
target

7. video cluster

8. Challenge
 Behind NAT (Modem gsm)
 Full control
 Cheap
 Simple
 Scalable
 Easy to investigate logs/monitor etc
 Handle disconnect problem
 Versioning capability

9. Tools (OpenVpn)
 Simple
 Ip based not port based
 Built-in security
 Free
 Simple configuration
 Solve behind NAT problem
 Can use ssh

10. Challenge
 Behind NAT (Modem gsm)
 Full control
 Cheap
 Scalable
 Easy to deploy/destroy
 Easy to investigate logs/monitor etc
 Versioning
 Handle disconnect problem

11. Tools (Ansible)
 Pros
 Lightweight config manager
 Lots of resource online
 Cons
 Config manager not cluster manager
 Cannot handle disconnect problem

12. Challenge
 Behind NAT (Modem gsm)
 Full control
 Cheap
 Scalable
 Easy to deploy/destroy
 Easy to investigate logs/monitor etc
 Versioning
 Handle disconnect problem
 Versioning capability

13. Tools (Docker)
 Why?
 Compatible for kubernetes
 Versioning
 What we found
 Container can mount to Hdmi
 Container for Hotspot (iptables, dnsmasq, hostsapd, etc)

14. Tools (Docker)

15. Challenge
 Behind NAT (Modem gsm)
 Full control
 Cheap
 Scalable
 Easy to deploy/destroy
 Easy to investigate logs/monitor etc
 Versioning
 Handle disconnect problem

16. Challenge

17. Tools (Kubernetes)
 Why?
 Capable for handling disconnection
 What we found
 Network plugins for multiplatform use flannel
 Network clash with vpn we use custom service
 To make sure one apps on every node (by label) use Daemonset

18. Tools (Kubernetes)

19. Challenge
 Behind NAT
 Full control
 Cheap
 Scalable
 Easy to deploy/destroy
 Easy to investigate logs/monitor etc
 Versioning
 Handle disconnect problem

20. Next
 Open source our work
 Explore more alternative (k3s, Elliot, balena-engine, yocto)
 Create tutorial
 More sharing

21. Thank You
We are hiring
https://medium.com/warung-pintar