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https://github.com/pezkuwichain/pezkuwi-subxt.git
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Max Inden
d2345e8d5c
* client/authority-discovery: Instrument code with Prometheus Introduce Prometheus metrics into the authority discovery module enabling one to observe: - authority_discovery_times_published_total - authority_discovery_amount_external_addresses_last_published - authority_discovery_times_requested_total - authority_discovery_dht_event_received * client/authority-discovery/src/lib.rs: Reword metric help texts Co-Authored-By: Ashley <ashley.ruglys@gmail.com> * client/authority-discovery/src/lib.rs: Reword metric help text Co-Authored-By: Ashley <ashley.ruglys@gmail.com> * client/authority-discovery/tests: Fix struct instantiation + basic test Co-authored-by: Ashley <ashley.ruglys@gmail.com>
52 lines
2.3 KiB
Rust
52 lines
2.3 KiB
Rust
// Copyright 2019-2020 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Substrate is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
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//! Authority discovery errors.
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/// AuthorityDiscovery Result.
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pub type Result<T> = std::result::Result<T, Error>;
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/// Error type for the authority discovery module.
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#[derive(Debug, derive_more::Display, derive_more::From)]
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pub enum Error {
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/// Received dht value found event with records with different keys.
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ReceivingDhtValueFoundEventWithDifferentKeys,
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/// Received dht value found event with no records.
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ReceivingDhtValueFoundEventWithNoRecords,
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/// Failed to verify a dht payload with the given signature.
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VerifyingDhtPayload,
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/// Failed to hash the authority id to be used as a dht key.
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HashingAuthorityId(libp2p::core::multiaddr::multihash::EncodeError),
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/// Failed calling into the Substrate runtime.
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CallingRuntime(sp_blockchain::Error),
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/// From the Dht we only get the hashed authority id. In order to retrieve the actual authority id and to ensure it
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/// is actually an authority, we match the hash against the hash of the authority id of all other authorities. This
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/// error is the result of the above failing.
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MatchingHashedAuthorityIdWithAuthorityId,
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/// Failed to set the authority discovery peerset priority group in the peerset module.
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SettingPeersetPriorityGroup(String),
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/// Failed to encode a protobuf payload.
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EncodingProto(prost::EncodeError),
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/// Failed to decode a protobuf payload.
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DecodingProto(prost::DecodeError),
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/// Failed to encode or decode scale payload
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EncodingDecodingScale(codec::Error),
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/// Failed to parse a libp2p multi address.
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ParsingMultiaddress(libp2p::core::multiaddr::Error),
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/// Failed to register Prometheus metric.
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Prometheus(prometheus_endpoint::PrometheusError),
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}
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