pezkuwichain
b6d35f6faf
Updated 4763 files with dual copyright: - Parity Technologies (UK) Ltd. - Dijital Kurdistan Tech Institute
51 lines
1.8 KiB
Rust
51 lines
1.8 KiB
Rust
// Copyright (C) Parity Technologies (UK) Ltd. and Dijital Kurdistan Tech Institute
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// This file is part of Pezcumulus.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// Pezcumulus 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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// Pezcumulus 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 Pezcumulus. If not, see <https://www.gnu.org/licenses/>.
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use prometheus::{Error as PrometheusError, HistogramTimer, Registry};
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use prometheus_endpoint::{HistogramOpts, HistogramVec, Opts};
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/// Gathers metrics about the blockchain RPC client.
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#[derive(Clone)]
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pub(crate) struct RelaychainRpcMetrics {
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rpc_request: HistogramVec,
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}
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impl RelaychainRpcMetrics {
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pub(crate) fn register(registry: &Registry) -> Result<Self, PrometheusError> {
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Ok(Self {
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rpc_request: prometheus_endpoint::register(
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HistogramVec::new(
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HistogramOpts {
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common_opts: Opts::new(
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"relay_chain_rpc_interface",
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"Tracks stats about pezcumulus relay chain RPC interface",
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),
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buckets: prometheus::exponential_buckets(0.001, 4.0, 9)
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.expect("function parameters are constant and always valid; qed"),
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},
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&["method"],
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)?,
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registry,
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)?,
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})
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}
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pub(crate) fn start_request_timer(&self, method: &str) -> HistogramTimer {
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self.rpc_request.with_label_values(&[method]).start_timer()
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}
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}
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