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fatality based errors (#4448)

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* seed commit for fatality based errors

* fatality

* first draft of fatality

* cleanup

* differnt approach

* simplify

* first working version for enums, with documentation

* add split

* fix simple split test case

* extend README.md

* update fatality impl

* make tests passed

* apply fatality to first subsystem

* fatality fixes

* use fatality in a subsystem

* fix subsystemg

* fixup proc macro

* fix/test: log::*! do not execute when log handler is missing

* fix spelling

* rename Runtime2 to something sane

* allow nested split with `forward` annotations

* add free license

* enable and fixup all tests

* use external fatality

Makes this more reviewable.

* bump fatality dep

Avoid duplicate expander compilations.

* migrate availability distribution

* more fatality usage

* chore: bump fatality to 0.0.6

* fixup remaining subsystems

* chore: fmt

* make cargo spellcheck happy

* remove single instance of `#[fatal(false)]`

* last quality sweep

* fixup
This commit is contained in:
Bernhard Schuster
2022-02-25 18:25:26 +01:00
committed by GitHub
parent 85fa087405
commit d946582707
48 changed files with 425 additions and 659 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot/node/network/availability-recovery/src/lib.rs
+6 -6
View File
@@ -36,13 +36,14 @@ use futures::{
use lru::LruCache;
use rand::seq::SliceRandom;
use fatality::Nested;
use polkadot_erasure_coding::{branch_hash, branches, obtain_chunks_v1, recovery_threshold};
#[cfg(not(test))]
use polkadot_node_network_protocol::request_response::CHUNK_REQUEST_TIMEOUT;
use polkadot_node_network_protocol::{
request_response::{
self as req_res, incoming, outgoing::RequestError, v1 as request_v1,
IncomingRequestReceiver, OutgoingRequest, Recipient, Requests,
self as req_res, outgoing::RequestError, v1 as request_v1, IncomingRequestReceiver,
OutgoingRequest, Recipient, Requests,
},
IfDisconnected, UnifiedReputationChange as Rep,
};
@@ -992,7 +993,7 @@ impl AvailabilityRecoverySubsystem {
}
}
in_req = recv_req => {
match in_req {
match in_req.into_nested().map_err(|fatal| SubsystemError::with_origin("availability-recovery", fatal))? {
Ok(req) => {
match query_full_data(&mut ctx, req.payload.candidate_hash).await {
Ok(res) => {
@@ -1009,11 +1010,10 @@ impl AvailabilityRecoverySubsystem {
}
}
}
Err(incoming::Error::Fatal(f)) => return Err(SubsystemError::with_origin("availability-recovery", f)),
Err(incoming::Error::NonFatal(err)) => {
Err(jfyi) => {
tracing::debug!(
target: LOG_TARGET,
?err,
error = ?jfyi,
"Decoding incoming request failed"
);
continue