51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
package module
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import (
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"context"
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"errors"
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"fmt"
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"git.hlsq.asia/mmorpg/service-common/config"
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"git.hlsq.asia/mmorpg/service-common/log"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"net/http"
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"sync"
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)
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// Prometheus 普罗米修斯模块
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type Prometheus struct {
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DefaultModule
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Cfg *config.MetricConfig
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wg *sync.WaitGroup
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server *http.Server
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}
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func (m *Prometheus) Init() error {
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m.wg = &sync.WaitGroup{}
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return nil
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}
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func (m *Prometheus) Start(ready *sync.WaitGroup) error {
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m.wg.Add(1)
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go func() {
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defer m.wg.Done()
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m.server = &http.Server{
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Addr: fmt.Sprintf("%v:%v", m.Cfg.Prometheus.Address, m.Cfg.Prometheus.Port),
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Handler: promhttp.Handler(),
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}
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ready.Done()
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if err := m.server.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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log.Errorf("prometheus server failed: %v", err.Error())
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}
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log.Infof("prometheus server stop.")
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}()
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return nil
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}
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func (m *Prometheus) Stop() error {
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if err := m.server.Shutdown(context.Background()); err != nil {
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log.Errorf("stop prometheus server failed: %v", err)
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}
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m.wg.Wait()
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return nil
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}
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