circle_engineering/meetings_notes/engineering_meeting_24-09-02.md

Engineering Circle Meeting 2024-09-02

Table of Contents

• Attendees
• Todo
• Main Content

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Attendees

• Kristof
• Ahmed
• Scott
• Mik
• Lee
• Jan

Todo

• Farmerbot disclaimer
  • situation
    • farmers need to acknolwedge that Farmerbot issues aren't the responsibility of TF
    • Scott is overseeing this
• Major updates
  • need a stricter process to avoid problems
    • Whitelist
    • Jan and Maxime will check how to build the new ZOS properly
      • make sure it works on newer Linux 24.04
• ZOS hardware and software
  • current zos running on old hardware
  • need to test on different hardware
    • Sabrina is checking this with Belgium team
• grid stack
  • load balancing
    • WIP by Bert
  • validator code
    • WIP by Bert
• VM issues reported: can ping but not SSH
  • Scott will make a ticket to see what is the issue+fix

Main Content

The following are draft notes. See Todo section for specific tasks.

• grid full stack
  • done
    • grid backend stack
    • hub & bootstrap hub
  • WIP
    • load balancing
    • validator code
• TFChain
  • being deployed today
• Updates
  • have a specific process to do updates
  • to avoid:
    • nothing automatically can go in production ever
    • always work with roll-out mode
  • details
    • over next days, update process
      • set up a blocker created now an roll-out
        • start on 10 machines
      • specs:
        • no automatic updates
        • full control over the updates
      • e.g.
        • zos need to check something, check on GH, etc.
          • goal: to have more control defined
      • proposition
        • something simple
          • e.g. whitelist
            • if you're not on the whitelist, you can't upgrade
            • need multiple signings
            • then put version
• zos
  • need simpler zos
  • status
    • tried to deploy on hetzner machine, new hardware
      • zos couldn't use the new hardware
    • suggestion
      • new base image for zos
        • used for V3-V4
          • some binaries got conflicted
      • need to run on more updated hardware/software
        • do with 24.04, instead of 20.04, or else
        • not sure with beyond 20.04 because of g-lipsi(?)
      • specs
        • we need a build system
          • to know we can upgrade kernel and ubuntu and get an image
• current zos running on old hardware
• need to test on different hardware
• 1. test zos
• 2. rebuild zos
• farmerbot
  • statement:
    • use own responsibility
  • TODO: Scott will check
• Issues reported
  • VMs stopped to accept SSH connection
    • pingable but can't get into SSH connection
      • hypothesis
        • operator/user error
          • but then got another case
    • situation
      • user using the VM inside it
        • stopped SSH during the session
• Sentry integration
  • done in typescript
  • being worked on for Go
    • in standby
• dagus demo
  • remove it from post