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docs: clarify public-api warning behavior #201

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docs: clarify public-api warning behavior
UfukNode Jul 14, 2026
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docs: note public-api warnings are non-fatal
UfukNode Jul 14, 2026
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8 changes: 5 additions & 3 deletions docs/running-an-arc-node.md
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Expand Up @@ -448,9 +448,11 @@ prohibited: `txpool`, `debug`, `trace`, `admin`, `flashbots`, `mev`, `ots`.
--public-api
```

The `--public-api` flag enforces these restrictions at runtime: it hides
pending-transaction RPCs and warns at startup if `--http.api` or `--ws.api`
exposes namespaces outside the safe set.
The `--public-api` flag enforces pending-transaction hiding, but it does not
rewrite or reject `--http.api` / `--ws.api` selections. It warns at startup if
either selection exposes namespaces outside the safe set, and the node continues
to serve those namespaces. Operators must still configure public endpoints with
only the safe namespaces above.

To verify, call `rpc_modules`:

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