KJZH001/nezha-2023
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🐛 fix: 旧采样点清理及报警策略优化

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This commit is contained in:
naiba 2021-01-06 21:20:02 +08:00
parent 4e85e40550
commit 35766e590d
2 changed files with 14 additions and 13 deletions
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15
model/alertrule.go
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@ -54,12 +54,15 @@ func (u *Rule) Snapshot(server *Server) interface{} {
case "transfer_all": case "transfer_all":
src = server.State.NetOutTransfer + server.State.NetInTransfer src = server.State.NetOutTransfer + server.State.NetInTransfer
case "offline": case "offline":
src = uint64(server.LastActive.Unix()) if server.LastActive.IsZero() {
} src = 0
if u.Type == "offline" { } else {
if uint64(time.Now().Unix())-src > 6 { src = uint64(server.LastActive.Unix())
return struct{}{}
} }
}
if u.Type == "offline" && uint64(time.Now().Unix())-src > 6 {
return struct{}{}
} else if (u.Max > 0 && src > u.Max) || (u.Min > 0 && src < u.Min) { } else if (u.Max > 0 && src > u.Max) || (u.Min > 0 && src < u.Min) {
return struct{}{} return struct{}{}
} }
@ -109,7 +112,7 @@ func (r *AlertRule) Check(points [][]interface{}) (int, string) {
if len(points) < num { if len(points) < num {
continue continue
} }
for j := len(points) - 1; j >= 0; j-- { for j := len(points) - 1; j >= 0 && len(points)-num <= j; j-- {
total++ total++
if points[j][i] != nil { if points[j][i] != nil {
fail++ fail++

12
service/alertmanager/alertmanager.go
View File

@ -84,6 +84,7 @@ func OnDeleteAlert(id uint64) {
for i := 0; i < len(alerts); i++ { for i := 0; i < len(alerts); i++ {
if alerts[i].ID == id { if alerts[i].ID == id {
alerts = append(alerts[:i], alerts[i+1:]...) alerts = append(alerts[:i], alerts[i+1:]...)
i--
} }
} }
} }
@ -109,6 +110,7 @@ func OnDeleteNotification(id uint64) {
for i := 0; i < len(notifications); i++ { for i := 0; i < len(notifications); i++ {
if notifications[i].ID == id { if notifications[i].ID == id {
notifications = append(notifications[:i], notifications[i+1:]...) notifications = append(notifications[:i], notifications[i+1:]...)
i--
} }
} }
} }
@ -155,17 +157,13 @@ func checkStatus() {
}, firstNotificationDelay+time.Minute*10) }, firstNotificationDelay+time.Minute*10)
} }
if flag { if flag {
message := fmt.Sprintf("逮到咯，快去看看！服务器：%s(%s)，报警规则：%s，%s", server.Name, server.Host.IP, alert.Name, desc) message := fmt.Sprintf("报警规则：%s，服务器：%s(%s)，%s，逮到咯，快去看看！", alert.Name, server.Name, server.Host.IP, desc)
go sendNotification(message) go sendNotification(message)
} }
} }
// 清理旧数据 // 清理旧数据
if max > 0 { if max > 0 && max < len(alertsStore[alert.ID][server.ID]) {
for k := 0; k < len(alertsStore[alert.ID][server.ID]); k++ { alertsStore[alert.ID][server.ID] = alertsStore[alert.ID][server.ID][len(alertsStore[alert.ID][server.ID])-max:]
if max < len(alertsStore[alert.ID][server.ID][k]) {
alertsStore[alert.ID][server.ID][k] = alertsStore[alert.ID][server.ID][k][len(alertsStore[alert.ID][server.ID][k])-max:]
}
}
} }
} }
} }