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77 lines
2.1 KiB
77 lines
2.1 KiB
// Copyright 2023 ROC. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package prometheus
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import (
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"github.com/prometheus/client_golang/prometheus"
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"github.com/rocboss/paopao-ce/internal/conf"
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"github.com/rocboss/paopao-ce/internal/core"
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"github.com/sirupsen/logrus"
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)
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type metrics struct {
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siteInfo *prometheus.GaugeVec
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runtime *prometheus.GaugeVec
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ds core.DataService
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wc core.WebCache
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mc core.MetricCache
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}
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func (m *metrics) updateSiteInfo() {
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if onlineUserKeys, err := m.wc.Keys(conf.PrefixOnlineUser + "*"); err == nil {
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maxOnline := len(onlineUserKeys)
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m.siteInfo.With(prometheus.Labels{"name": "max_online"}).Set(float64(maxOnline))
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} else {
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logrus.Warnf("update promethues metrics[site_info_max_online] occurs error: %s", err)
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}
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if registerUserCount, err := m.ds.GetRegisterUserCount(); err == nil {
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m.siteInfo.With(prometheus.Labels{"name": "register_user_count"}).Set(float64(registerUserCount))
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} else {
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logrus.Warnf("update promethues metrics[site_info_register_user_count] occurs error: %s", err)
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}
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}
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func (m *metrics) updateRuntime() {
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m.runtime.With(prometheus.Labels{"name": "default"}).Set(float64(m.mc.GetEventTempWorkerCount("default")))
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}
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func (m *metrics) onUpdate() {
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logrus.Debugf("update promethues metrics job running")
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m.updateSiteInfo()
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m.updateRuntime()
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}
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func newMetrics(reg prometheus.Registerer, ds core.DataService, wc core.WebCache, mc core.MetricCache) *metrics {
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m := &metrics{
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ds: ds,
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wc: wc,
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mc: mc,
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siteInfo: prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: "paopao",
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Subsystem: "site",
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Name: "simple_info",
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Help: "paopao-ce site simple information.",
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},
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[]string{
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// metric name
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"name",
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}),
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runtime: prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: "runtime",
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Subsystem: "event_manager",
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Name: "temp_worker_count",
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Help: "runtime's event manager temp worker count info",
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},
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[]string{
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// metric name
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"name",
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}),
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}
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reg.MustRegister(m.siteInfo, m.runtime)
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return m
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}
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