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添加代码注释+修正一个typo

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Akkia
2022-04-11 22:51:02 +08:00
parent 91a1e3fe22
commit 707985e5c8
11 changed files with 68 additions and 32 deletions
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40
service/singleton/servicesentinel.go
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@@ -24,12 +24,14 @@ type ReportData struct {
Reporter uint64
}
// _TodayStatsOfMonitor 今日监控记录
type _TodayStatsOfMonitor struct {
Up int
Down int
Delay float32
Up int // 今日在线计数
Down int // 今日离线计数
Delay float32 // 今日平均延迟
}
// NewServiceSentinel 创建服务监控器
func NewServiceSentinel(serviceSentinelDispatchBus chan<- model.Monitor) {
ServiceSentinelShared = &ServiceSentinel{
serviceReportChannel: make(chan ReportData, 200),
@@ -46,6 +48,7 @@ func NewServiceSentinel(serviceSentinelDispatchBus chan<- model.Monitor) {
monthlyStatus: make(map[uint64]*model.ServiceItemResponse),
dispatchBus: serviceSentinelDispatchBus,
}
// 加载历史记录
ServiceSentinelShared.loadMonitorHistory()
year, month, day := time.Now().Date()
@@ -72,6 +75,7 @@ func NewServiceSentinel(serviceSentinelDispatchBus chan<- model.Monitor) {
ServiceSentinelShared.latestDate[k] = time.Now().Format("02-Jan-06")
}
// 启动服务监控器
go ServiceSentinelShared.worker()
// 每日将游标往后推一天
@@ -88,20 +92,20 @@ func NewServiceSentinel(serviceSentinelDispatchBus chan<- model.Monitor) {
type ServiceSentinel struct {
serviceResponseDataStoreLock sync.RWMutex
monitorsLock sync.RWMutex
serviceReportChannel chan ReportData
serviceStatusToday map[uint64]*_TodayStatsOfMonitor
serviceCurrentStatusIndex map[uint64]int
serviceCurrentStatusData map[uint64][]model.MonitorHistory
latestDate map[uint64]string
serviceReportChannel chan ReportData // 服务状态汇报管道
serviceStatusToday map[uint64]*_TodayStatsOfMonitor // [monitor_id] -> _TodayStatsOfMonitor
serviceCurrentStatusIndex map[uint64]int // [monitor_id] -> 该监控ID对应的 serviceCurrentStatusData 的最新索引下标
serviceCurrentStatusData map[uint64][]model.MonitorHistory // [monitor_id] -> []model.MonitorHistory
latestDate map[uint64]string // 最近一次更新时间
lastStatus map[uint64]string
serviceResponseDataStoreCurrentUp map[uint64]uint64
serviceResponseDataStoreCurrentDown map[uint64]uint64
monitors map[uint64]*model.Monitor
serviceResponseDataStoreCurrentUp map[uint64]uint64 // [monitor_id] -> 当前服务在线计数
serviceResponseDataStoreCurrentDown map[uint64]uint64 // [monitor_id] -> 当前服务离线计数
monitors map[uint64]*model.Monitor // [monitor_id] -> model.Monitor
sslCertCache map[uint64]string
// 30天数据缓存
monthlyStatusLock sync.Mutex
monthlyStatus map[uint64]*model.ServiceItemResponse
// 服务监控调度计划任务
monthlyStatus map[uint64]*model.ServiceItemResponse // [monitor_id] -> model.ServiceItemResponse
// 服务监控任务调度管道
dispatchBus chan<- model.Monitor
}
@@ -120,6 +124,7 @@ func (ss *ServiceSentinel) refreshMonthlyServiceStatus() {
}
}
// Dispatch 将传入的 ReportData 传给 服务状态汇报管道
func (ss *ServiceSentinel) Dispatch(r ReportData) {
ss.serviceReportChannel <- r
}
@@ -137,6 +142,7 @@ func (ss *ServiceSentinel) Monitors() []*model.Monitor {
return monitors
}
// LoadStats 加载服务监控器的历史状态信息
func (ss *ServiceSentinel) loadMonitorHistory() {
var monitors []*model.Monitor
DB.Find(&monitors)
@@ -146,6 +152,7 @@ func (ss *ServiceSentinel) loadMonitorHistory() {
ss.monitors = make(map[uint64]*model.Monitor)
for i := 0; i < len(monitors); i++ {
task := *monitors[i]
// 通过cron定时将服务监控任务传递给任务调度管道
monitors[i].CronJobID, err = Cron.AddFunc(task.CronSpec(), func() {
ss.dispatchBus <- task
})
@@ -171,7 +178,7 @@ func (ss *ServiceSentinel) loadMonitorHistory() {
}
}
// 加载历史记录
// 加载服务监控历史记录
var mhs []model.MonitorHistory
DB.Where("created_at >= ? AND created_at < ?", today.AddDate(0, 0, -29), today).Find(&mhs)
for i := 0; i < len(mhs); i++ {
@@ -266,6 +273,7 @@ func (ss *ServiceSentinel) LoadStats() map[uint64]*model.ServiceItemResponse {
return ss.monthlyStatus
}
// getStateStr 根据服务在线率返回对应的状态字符串
func getStateStr(percent uint64) string {
if percent == 0 {
return "无数据"
@@ -279,7 +287,9 @@ func getStateStr(percent uint64) string {
return "故障"
}
// worker 服务监控的实际工作流程
func (ss *ServiceSentinel) worker() {
// 从服务状态汇报管道获取汇报的服务数据
for r := range ss.serviceReportChannel {
if ss.monitors[r.Data.GetId()] == nil || ss.monitors[r.Data.GetId()].ID == 0 {
log.Printf("NEZAH>> 错误的服务监控上报 %+v", r)
@@ -355,7 +365,7 @@ func (ss *ServiceSentinel) worker() {
// SSL 证书报警
var errMsg string
if strings.HasPrefix(mh.Data, "SSL证书错误：") {
// 排除 i/o timeont、connection timeout、EOF 错误
// 排除 i/o timeout、connection timeout、EOF 错误
if !strings.HasSuffix(mh.Data, "timeout") &&
!strings.HasSuffix(mh.Data, "EOF") &&
!strings.HasSuffix(mh.Data, "timed out") {