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paopao-ce/internal/metrics/metrics.go

75 lines
1.7 KiB

// Copyright 2023 ROC. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package metrics
import (
"sync"
"github.com/alimy/tryst/event"
"github.com/alimy/tryst/pool"
"github.com/rocboss/paopao-ce/internal/conf"
"github.com/sirupsen/logrus"
)
var (
_defaultMetricManager event.EventManager
_onceInitial sync.Once
)
type Metric = event.Event
type BaseMetric = event.UnimplementedEvent
type MetricManager interface {
Start()
Stop()
OnMeasure(metric Metric)
}
func StartMetricManager() {
_defaultMetricManager.Start()
}
func StopMetricManager() {
_defaultMetricManager.Stop()
}
// OnMeasure push Metric to gorotine pool then handled automatic.
func OnMeasure(metric Metric) {
_defaultMetricManager.OnEvent(metric)
}
func Initial() {
_onceInitial.Do(func() {
initMetricManager()
})
}
func initMetricManager() {
var opts []pool.Option
s := conf.EventManagerSetting
if s.MinWorker > 5 {
opts = append(opts, pool.MinWorkerOpt(s.MinWorker))
} else {
opts = append(opts, pool.MinWorkerOpt(5))
}
if s.MaxEventBuf > 10 {
opts = append(opts, pool.MaxRequestBufOpt(s.MaxEventBuf))
} else {
opts = append(opts, pool.MaxRequestBufOpt(10))
}
if s.MaxTempEventBuf > 10 {
opts = append(opts, pool.MaxRequestTempBufOpt(s.MaxTempEventBuf))
} else {
opts = append(opts, pool.MaxRequestTempBufOpt(10))
}
opts = append(opts, pool.MaxTickCountOpt(s.MaxTickCount), pool.TickWaitTimeOpt(s.TickWaitTime))
_defaultMetricManager = event.NewEventManager(func(req Metric, err error) {
if err != nil {
logrus.Errorf("handle event[%s] occurs error: %s", req.Name(), err)
}
}, opts...)
}