80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
// VulcanizeDB
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// Copyright © 2020 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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"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 (
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namespace = "ipld_eth_server"
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subsystemHTTP = "http"
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subsystemWS = "ws"
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subsystemIPC = "ipc"
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)
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var (
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metrics bool
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httpCount prometheus.Counter
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httpDuration prometheus.Histogram
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wsCount prometheus.Gauge
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ipcCount prometheus.Gauge
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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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httpCount = promauto.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: subsystemHTTP,
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Name: "count",
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Help: "http request count",
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})
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httpDuration = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: subsystemHTTP,
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Name: "duration",
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Help: "http request duration",
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})
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wsCount = promauto.NewGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: subsystemWS,
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Name: "count",
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Help: "websocket connection count",
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})
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ipcCount = promauto.NewGauge(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: subsystemIPC,
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Name: "count",
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Help: "unix socket connection count",
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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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