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Add new Runtime API messages and make runtime API request fallible (#1485)

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* polkadot-subsystem: update runtime API message types

* update all networking subsystems to use fallible runtime APIs

* fix bitfield-signing and make it use new runtime APIs

* port candidate-backing to handle runtime API errors and new types

* remove old runtime API messages

* remove unused imports

* fix grumbles

* fix backing tests
This commit is contained in:
Robert Habermeier
2020-07-28 14:02:39 -04:00
committed by GitHub
parent d234ba38bb
commit c8cdfbfd17
9 changed files with 269 additions and 140 deletions
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polkadot/node/network/pov-distribution/src/lib.rs
+18 -1
View File
@@ -115,10 +115,27 @@ async fn handle_signal(
RuntimeApiRequest::Validators(vals_tx),
))).await?;
let n_validators = match vals_rx.await? {
Ok(v) => v.len(),
Err(e) => {
log::warn!(target: "pov_distribution",
"Error fetching validators from runtime API for active leaf: {:?}",
e
);
// Not adding bookkeeping here might make us behave funny, but we
// shouldn't take down the node on spurious runtime API errors.
//
// and this is "behave funny" as in be bad at our job, but not in any
// slashable or security-related way.
continue;
}
};
state.relay_parent_state.insert(relay_parent, BlockBasedState {
known: HashMap::new(),
fetching: HashMap::new(),
n_validators: vals_rx.await?.len(),
n_validators: n_validators,
});
}