jschoubben 69c8a5edf8 media stack: the shared library is accessed, not owned
04-ISSUES/036: eight media modules each declared the shared library and
download directories under /services/media/* as their own `directory`
resources. Six of them owning one path is the collision the resolver
refuses — so the stack's only sensible assignment, all on one machine
sharing one filesystem, would be refused the first time two landed
together.

The media library is the operator's, owned by no module (novox/hq
ADR 0051). Move every /services/media/* path from an owned `directory`
resource to an `accesses` entry: the mesh mounts it and owns nothing —
does not create, chown, reconcile or remove it — and several modules may
access one path with no conflict. Each module's own config and mesh-state
directories stay owned resources.

Modes are least-privilege: plex reads the libraries it streams; the
managers and download clients get read-write on what they import and
write; bazarr writes subtitles into the libraries (read-write) and only
reads the download spool. The container volume mounts are unchanged.

Claude-Session: https://claude.ai/code/session_01LrgweAeERJYBg88c5cKDzF
2026-09-05 22:14:33 +02:00

mesh-catalog

The Novox Mesh catalogue. The modules the mesh builds, provisions and runs — as manifests, one per module under modules/.

This is data, not a control-plane concern. The manifests describe what a module is: what it provides, what it requires, the seats it claims, the resources the host applies for it. The engine that reads them — parsing, eligibility resolution, sealing, declaration emission — lives in the control plane (novox/mesh-control, internal/catalogue), which consumes this repository as a build source. The host (novox/mesh-host) applies the declarations the control plane emits. Neither is here.

What a module is, and is not

A module is one thing the mesh can run, named once, described completely by its manifest. A manifest names its image (pinned by digest), the resources the host owns for it (directories, files, the container, the private network it joins), what it requires from a provider and what it provides to consumers, and the sealed secrets it needs filled on the machine.

  • Core mesh components are not modules. The node host, the substrate, the control-plane contexts and the surfaces are the mesh itself; they ship as their own repositories (mesh-host, mesh-substrate, mesh-control, mesh-surfaces, mesh-sdk), not from here.
  • Standalone applications are not here either. A larger application lives in its own repository with its manifest at the root, registered with the mesh as a build source (novox/hq ADR 0010). This repository holds the modules the mesh maintains as its shared catalogue; an application the mesh merely hosts keeps its manifest beside its own code.

So there is one home for the catalogue the mesh owns, and every application that runs on the mesh rather than being of it carries its own — both reach the pipeline the same way, as a registered source.

Layout

modules/<name>.json      one manifest per module

Flat, because the catalogue's shape carries no meaning: a module is found by its name and described by its manifest, and what relates two modules — a shared seat, a claim, a provider/consumer edge — is data inside the manifests, not a directory the tree encodes (novox/hq, the domain-grouping question closed in favour of seats, claims and tags).

The manifest contract

The shape a manifest must satisfy is owned by the control plane's catalogue engine and is what validates a manifest before a machine ever sees it — a stray key, a consumer contributing the wrong provision field, an image that nothing builds. That validation belongs with this repository and is being re-homed here from mesh-control; until it is, the pipeline is the gate — it builds each module and refuses a manifest it cannot resolve.

Where the reasoning lives

Design and decisions are in novox/hq:

  • 02-DECISIONS/0002-everything-is-a-module.md — one unit, no second mechanism
  • 02-DECISIONS/0010-applications-live-in-their-own-repository.md — why applications are not here
  • 02-DECISIONS/0030-the-repository-structure.md — the repositories, and the open tier-4 question this repository answers
  • 03-DESIGN/00-as-is/10-module-catalogue.md — the catalogue's shape, and what it records
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Novox Mesh — the catalogue. Module manifests the mesh builds, provisions and runs. Data, not a control-plane concern.
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