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Maarten be3f989312 Add cluster auto-discovery, oc-server monitoring, fix node-exporter RAM bug
Three changes to deploy-observability:

1. Fix node-exporter showing 128 MiB RAM: the conf.d template wrote
   NODE_EXPORTER_OPTS but Alpine's init script reads ARGS, so
   node-exporter started with no flags and read container /proc
   instead of host /proc. Changed to ARGS.

2. Auto-discover cluster nodes from `incus cluster list` instead of
   hardcoded arrays. Old values become fallback defaults for --dry-run.
   Added --nodes flag for manual override.

3. Add --oc-server flag to monitor the standalone OC management VM.
   Deploys node-exporter with host mounts and a proxy device to expose
   9100 on the host IP (oc-server uses incusbr0, not OVN). Adds to
   both Incus API and node-exporter Prometheus targets. Updated status
   and cleanup to handle the oc-server container.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-25 15:00:06 +01:00
.claude Execute break-fix exercises, document results and fix VMIDs 2026-02-24 16:51:26 +01:00
ansible Validate AWX guide, document Aether API, enforce API-first policy 2026-02-24 10:33:46 +01:00
incusos Add cluster auto-discovery, oc-server monitoring, fix node-exporter RAM bug 2026-02-25 15:00:06 +01:00
notes Fix metric source mixing: drop node_* from incus job, relabel node-exporter to friendly names 2026-02-25 14:05:55 +01:00
screenshots Fix System Info table merge and boot time unit in host-resources dashboard 2026-02-25 14:08:29 +01:00
.gitignore Add .playwright-mcp/ to gitignore 2026-02-24 22:54:44 +01:00
.mcp.json Add API interception guide, incus-mitm helper, and payload rules 2026-02-24 15:01:56 +01:00
CLAUDE.md Add IncusOS break-fix guide, incusos-health helper, immutability rules 2026-02-24 15:57:43 +01:00
README.md Validate AWX guide against real infrastructure, fix all bugs 2026-02-24 01:53:54 +01:00

README.md

incu-contrib

Peripheral tools, snippets, and scripts for working with Incus, IncusOS, and the broader ecosystem.

Primarily aimed at home lab environments but useful in production as well.

Contents

incusos/

Scripts for building IncusOS installation media and seed configurations:

  • incusos-iso -- Build customized IncusOS ISO/IMG images using the official flasher-tool. Supports both architectures (x86_64, aarch64), multiple applications (Incus, Operations Center), automatic client certificate injection, and batch generation.

  • incusos-seed -- Generate IncusOS seed archives (tar or FAT image) for installation customization. Covers all seed file types: install, applications, Incus preseed, Operations Center, network, and update configuration.

  • incusos-proxmox -- Declarative IncusOS deployment on Proxmox VE. Define VMs in YAML, and the script handles seed generation, ISO upload, VM creation with correct settings (UEFI, TPM 2.0, VirtIO-SCSI), and automated installation.

  • deploy-awx -- Deploy and manage AWX (Ansible automation) on the Incus cluster. Handles VM creation, K3s install, AWX Operator deployment, project/template configuration, and Aether integration.

See incusos/README.md for full documentation.

ansible/

Ansible playbooks for AWX/Aether lifecycle hooks. Playbooks use the Incus REST API (not SSH) for all instance operations — works regardless of network topology.

  • playbooks/post-deploy.yml -- Runs after Aether creates an instance. Configures hostname, installs base packages, sets timezone, logs deployment.
  • playbooks/decommission.yml -- Runs before Aether deletes an instance. Graceful service shutdown and decommission logging (best-effort).

notes/

Guides and reference material (roughly in learning order):

Quick Start

# Install the flasher-tool (requires Go 1.22+)
go install github.com/lxc/incus-os/incus-osd/cmd/flasher-tool@latest

# Build a default IncusOS ISO with your client cert injected
./incusos/incusos-iso

# Build for a specific architecture and application
./incusos/incusos-iso --arch aarch64 --app operations-center --defaults

# Generate all common ISO variants at once
./incusos/incusos-iso --batch

# Generate a standalone seed archive
./incusos/incusos-seed --app incus --defaults --output my-seed.tar

# Generate a SEED_DATA FAT image for external boot media
./incusos/incusos-seed --format fat --app incus --defaults --output seed.img

Requirements

  • Go 1.22+ -- for installing the flasher-tool
  • curl -- for downloading images from the CDN
  • tar, gzip -- for seed archive creation and image decompression
  • Incus client (recommended) -- for automatic client certificate detection. Works with any version; certificates are read directly from disk. See version compatibility notes for install instructions per platform (macOS, Debian/Ubuntu, Arch).
  • mtools (optional) -- for creating FAT seed images

License

MIT