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docs(config): OTOPCUA_CONFIG_MODE is gone — site nodes are hardcoded FetchAndCache (Phase 4)

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Joseph Doherty
2026-08-17 07:07:51 -04:00
parent f64b10b964
commit e9ba174156
2 changed files with 4 additions and 3 deletions
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CLAUDE.md
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@@ -550,8 +550,9 @@ fail-closed). Things worth knowing before touching it:
is Phase 4 — resist folding it in, or the "no SQL" scope becomes unprovable-in-parts.
On the docker-dev rig the central pair carries `ConfigServe` (`:4055`, committed dev key) and stays
`Direct`; the four site nodes carry `ConfigSource` (endpoints + matching key) defaulting to `Direct`.
Flip only the site nodes with `OTOPCUA_CONFIG_MODE=FetchAndCache` at `docker compose up`. See
hardcoded `Direct` via its admin role; the four site nodes carry `ConfigSource` (endpoints + matching
key) hardcoded `FetchAndCache` — mandatory for driver-only nodes since Phase 4, not a flip. There is
no `OTOPCUA_CONFIG_MODE` env var in the compose file. See
`docs/Configuration.md` §`ConfigSource` / `ConfigServe`, `docs/Redundancy.md` §"Command transport", and
`docs/plans/2026-07-22-mesh-phase3-config-fetch-and-cache.md`.