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fix(drivers): #630 review - AbCip disposes alarm projection + clears tag tables, join not abortable by init token; S7 swaps Plc under _gate; doc rationale

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Claude-Session: https://claude.ai/code/session_01Ef2ozxS7QPanGT8uoATbTe
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Joseph Doherty
2026-10-08 14:39:05 -04:00
parent 461133235a
commit 18a20981a5
6 changed files with 56 additions and 10 deletions
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docs/DriverLifecycle.md
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@@ -432,7 +432,7 @@ the previous state's probe / recycle / fixed-tree loops and its client. FOCAS, A
OpcUaClient now cancel, bounded-join (5 s) and dispose that state at the top of `InitializeAsync`
(`ReleaseDeviceStatesAsync` / `ReleaseConnectionAsync` / `ReleaseSessionAsync`), alongside Modbus and MQTT.
It is deliberately the device-state half of `ShutdownAsync` only: the poll engine and subscriptions are *not*
dropped, because nothing would re-drive them. A new driver must do the same.
dropped: the release is scoped to device state so it cannot take state the shutdown path owns. The actor re-subscribes values and alarms after every successful init, so driver-side subscriptions kept across a no-teardown re-init are retained leftovers, not needed for data flow. A new driver must do the same.
#### The fan-out that watchdog triggers: indexed per driver, and one batch