120 lines
3.3 KiB
Go
120 lines
3.3 KiB
Go
// VulcanizeDB
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// Copyright © 2021 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero 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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// This program 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 Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package prom
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import (
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"time"
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"github.com/jmoiron/sqlx"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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)
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const statsSubsystem = "stats"
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var (
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metrics bool
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lastLoadedHeight prometheus.Gauge
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lastProcessedHeight prometheus.Gauge
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tBlockLoad prometheus.Histogram
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tBlockProcessing prometheus.Histogram
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tStateProcessing prometheus.Histogram
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tTxCommit prometheus.Histogram
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)
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// Init module initialization
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func Init() {
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metrics = true
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lastLoadedHeight = promauto.NewGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Name: "loaded_height",
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Help: "The last block that was loaded for processing",
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})
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lastProcessedHeight = promauto.NewGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Name: "processed_height",
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Help: "The last block that was processed",
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})
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tBlockLoad = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: statsSubsystem,
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Name: "t_block_load",
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Help: "Block loading time",
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})
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tBlockProcessing = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: statsSubsystem,
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Name: "t_block_processing",
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Help: "Block (header, uncles, txs, rcts, tx trie, rct trie) processing time",
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})
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tStateProcessing = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: statsSubsystem,
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Name: "t_state_processing",
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Help: "State (state trie, storage tries, and code) processing time",
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})
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tTxCommit = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: statsSubsystem,
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Name: "t_postgres_tx_commit",
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Help: "Postgres tx commit time",
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})
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}
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// RegisterDBCollector create metric colletor for given connection
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func RegisterDBCollector(name string, db *sqlx.DB) {
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if metrics {
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prometheus.Register(NewDBStatsCollector(name, db))
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}
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}
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// SetLastLoadedHeight sets last loaded height
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func SetLastLoadedHeight(height int64) {
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if metrics {
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lastLoadedHeight.Set(float64(height))
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}
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}
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// SetLastProcessedHeight sets last processed height
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func SetLastProcessedHeight(height int64) {
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if metrics {
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lastProcessedHeight.Set(float64(height))
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}
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}
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// SetTimeMetric time metric observation
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func SetTimeMetric(name string, t time.Duration) {
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if !metrics {
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return
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}
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tAsF64 := t.Seconds()
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switch name {
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case "t_block_load":
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tBlockLoad.Observe(tAsF64)
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case "t_block_processing":
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tBlockProcessing.Observe(tAsF64)
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case "t_state_processing":
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tStateProcessing.Observe(tAsF64)
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case "t_postgres_tx_commit":
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tTxCommit.Observe(tAsF64)
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}
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}
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