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Author SHA1 Message Date
jschoubben 49b1136ded Issues 164-168: found provisioning every dependency on ace
164 a credential that must be accepted is minted anyway
165 one accepted value must be accepted once per consumer
166 a requirement cannot be optional
167 code several modules share has no home
168 a setting reaches every file and every contribution
2026-09-30 13:28:53 +02:00
5 changed files with 135 additions and 0 deletions
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---
status: open
opened: 2026-09-30
located-in:
- mesh-controller internal/inventory/secrets.go (SecretFor mints a pair credential nobody accepted)
fixed-by:
amended-design:
---
# 164 — A credential that must be accepted is minted anyway
## What was observed
Provisioning ace's modules. Several providers hold exactly one credential they did not get from the
mesh and cannot take one from it: a Servarr app's API key (sonarr, radarr, lidarr), jackett's API key,
plex's X-Plex-Token, nzbget's ControlPassword, qBittorrent's WebUI password. Their consumers' pair
credential must be **accepted** by the operator (ADR 0092). Until it is, `SecretFor` mints a random
value, seals it to both ends, and reports nothing: the value can never work.
Every consumer therefore had to learn to detect it — try the credential against the provider first,
refuse a value the provider rejects, print the `secret accept` command — six write-in steps, one probe
each (ombi, home-assistant, and the four download-stack consumers). qBittorrent bans an address after
five failed logins, so a consumer retrying a minted value locks itself out.
## What would be right
A provision (or a provider's `serves`) can declare its pair credential **accepted-only**. The plan then
refuses the pair — naming the accept command — instead of minting, and a consumer is never handed a
value the mesh knows cannot work.
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---
status: open
opened: 2026-09-30
located-in:
- mesh-controller internal/inventory/secrets.go (AcceptSecretForPair is per consumer)
fixed-by:
amended-design:
---
# 165 — One accepted value must be accepted once per consumer
## What was observed
On ace, jackett's API key is the pair credential for sonarr, radarr, lidarr and bookshelf; sonarr's is
the credential for ombi, bazarr and home-assistant. It is **one value**, owned by the provider — yet
`secret accept` is per pair, so ace's download stack alone needs 12 accepts of 3 values, and rotating
a provider's key means finding and re-accepting every pair. Missing one leaves that consumer on a
stale (or minted, 164) value.
## What would be right
A provider-level accept: "this provider's credential for `<provision>` is X" — delivered to every
consumer pair, current and future, and rotated in one place. Pairs whose credential is genuinely per
consumer (postgres, keycloak, mosquitto, influxdb — minted and created by a provisioner) are unaffected.
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---
status: open
opened: 2026-09-30
located-in:
- mesh-controller internal/catalogue (requires is a list of hard requirements)
fixed-by:
amended-design:
---
# 166 — A requirement cannot be optional
## What was observed
Making every dependency on ace a provision turned soft dependencies into hard ones. grafana now
requires `influxdb-api` (a data source), ombi requires `sonarr-api`, `radarr-api` and `lidarr-api`,
home-assistant requires the Servarr APIs and `mqtt-topic`. Each is optional to the software — grafana
runs without a data source, ombi without lidarr — but a mesh without influxdb cannot assign grafana at
all, and a mesh without lidarr cannot run ombi.
## What would be right
A requirement a module can run without: resolved and bound when a provider exists, absent (with its
`${bound:…}` placeholders refused or defaulted explicitly, never rendered empty) when none does — so
the module description stays true on every mesh.
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---
status: open
opened: 2026-09-30
located-in:
- mesh-catalog (each module builds from its own directory, ADR 0069)
- mesh-sdk
fixed-by:
amended-design:
---
# 167 — Code several modules share has no home
## What was observed
The download-stack write-in step (register download clients and torznab indexers through the Servarr
API) is identical for sonarr, radarr, lidarr and bookshelf. Because a module builds from its own
directory, it now exists as four byte-identical copies under `modules/<m>/downloads/`, kept honest by a
test that fails when one differs. The same shape repeats: an MQTT probe copied into two modules, and a
"write the provider into the app through its API, idempotently, refuse a minted value" step in ombi,
home-assistant, nodered, tautulli and the four downloaders.
## What would be right
A home for shared module code the builder can use — an sdk helper (a write-in step harness: read
bindings and pair credentials, probe the provider, diff, write, report) or a shared package the
catalogue builds once — so a fix lands in one place.
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---
status: open
opened: 2026-09-30
located-in:
- mesh-controller internal/catalogue/settings.go (settle: every key but `ports` merges into every mergeable file and every contribution)
- mesh-controller internal/catalogue/declaration.go (a provider's settings are laid over what it serves)
fixed-by:
amended-design:
---
# 168 — A setting reaches every file and every contribution
## What was observed
Settings merge key by key into **every** `"merge": "json"` file of a module **and** every contribution
it makes; a provider's settings are also laid over what it serves. Seen on ace:
- searxng's `endpoints` and a route `label` land in searxng's own `settings.yml`; nodered's
`timeZone` and `mqtt` keys land in mosquitto's grants file; keycloak's `issuer` lands in its
`postgres-database` and `route` contributions.
- every consumer's `plex-api` binding carries plex's `endpoints` and `expose` settings — and a provider
setting named `port` would silently redirect every consumer.
- a module cannot have two configurable files: searxng's sidecar config had to stop being mergeable
so searxng's keys would not reach it.
Harmless today only because every receiver happens to ignore unknown keys.
## What would be right
A setting is aimed: at a file (by resource id), at a contribution (by requirement), or at what the
module serves — declared settable by the module (ADR 0046 already says settings drive "the fields the
manifest marks") — and an unaimed key is refused like any unknown setting.