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Docker and OTP: Friends or Foes?

Daniel Azuma
September 07, 2018

Docker and OTP: Friends or Foes?

Presentation by Daniel Azuma at ElixirConf 2018. Discusses ideas for making OTP applications work together with container-based deployments. More information at http://daniel-azuma.com/elixirconf2018

Daniel Azuma

September 07, 2018
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Transcript

  1. Web client Tanx Phoenix app Game Server Game Updater Game

    Supervisor Javascript HTTP/ websocket
  2. Web client Tanx Phoenix app Game Server Game Updater Game

    Supervisor HTTP/ websocket Javascript
  3. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket Javascript
  4. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket Load Balancer Javascript
  5. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket messages Load Balancer Javascript
  6. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket messages Load Balancer Javascript
  7. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket messages Load Balancer Javascript
  8. Web client Tanx Phoenix app Channel Game Server Game Updater

    Game Supervisor HTTP/ websocket messages Load Balancer Javascript
  9. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor HTTP/ websocket messages Docker Container Javascript
  10. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor HTTP/ websocket messages Docker Container Updated Container Javascript
  11. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor HTTP/ websocket messages Docker Container Updated Container Javascript
  12. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor HTTP/ websocket messages Docker Container Updated Container Javascript
  13. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Docker Container Updated Container
  14. ?

  15. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  16. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  17. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  18. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1 ❗
  19. Load Balancer Web client Tanx Phoenix app Game Server Game

    Updater Game Supervisor Javascript HTTP/ websocket Node 2 Node 1
  20. Load Balancer Web client Tanx Phoenix app Game Server Game

    Updater Game Supervisor Javascript HTTP/ websocket Node 2 Node 1
  21. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  22. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  23. Load Balancer Web client Tanx Phoenix app Channel Game Server

    Game Updater Game Supervisor Javascript HTTP/ websocket messages Node 2 Node 1
  24. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Tanx Phoenix app
  25. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Tanx Phoenix app
  26. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Game Server Game Updater Game Supervisor Tanx Phoenix app
  27. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Tanx Phoenix app
  28. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Handoff CRDT Handoff CRDT Tanx Phoenix app
  29. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Handoff CRDT Handoff CRDT Tanx Phoenix app
  30. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Handoff CRDT Handoff CRDT Tanx Phoenix app SIGTERM
  31. Node 2 Game Server Game Updater Game Supervisor Node 1

    Horde Supervisor Horde Supervisor Handoff CRDT Handoff CRDT Tanx Phoenix app SIGTERM
  32. Node 1 Horde Supervisor Handoff CRDT Handoff CRDT Node 2

    Game Server Game Updater Game Supervisor Horde Supervisor Tanx Phoenix app
  33. Node 1 Horde Supervisor Handoff CRDT Handoff CRDT Node 2

    Game Server Game Updater Game Supervisor Horde Supervisor Game Server Game Updater Game Supervisor Tanx Phoenix app
  34. Node 1 Horde Supervisor Handoff CRDT Handoff CRDT Node 2

    Game Server Game Updater Game Supervisor Horde Supervisor Game Server Game Updater Game Supervisor Tanx Phoenix app
  35. Node 2 Game Server Game Updater Game Supervisor Channel Node

    1 Horde Supervisor Horde Supervisor Handoff CRDT Handoff CRDT
  36. Node 2 Game Server Game Updater Game Supervisor Channel Node

    1 Horde Supervisor Horde Supervisor Handoff CRDT Horde Registry Handoff CRDT Horde Registry
  37. Node 2 Game Server Game Updater Game Supervisor Channel Node

    1 Horde Supervisor Horde Supervisor Handoff CRDT Horde Registry Handoff CRDT Horde Registry register
  38. Node 2 Game Server Game Updater Game Supervisor Channel Node

    1 Horde Supervisor Horde Supervisor Handoff CRDT Horde Registry Handoff CRDT Horde Registry m essages
  39. Node 1 Horde Supervisor Handoff CRDT Handoff CRDT Node 2

    Game Server Game Updater Game Supervisor Horde Supervisor Game Server Game Updater Game Supervisor Tanx Phoenix app Channel Horde Registry Horde Registry reregister
  40. Connect Erlang cluster — Move/restart processes — Hand off process

    state — Maintain communication — LibCluster Horde Supervisor CRDT Horde Registry