bennetgallein/cachet-monitor
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refactoring

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This commit is contained in:
Matej Kramny
2016-05-19 12:20:56 +01:00
parent dfad6f0906
commit 2d62fc7443
9 changed files with 242 additions and 229 deletions
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40
monitor.go
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@@ -23,6 +23,28 @@ type Monitor struct {
History []bool `json:"-"`
LastFailReason *string `json:"-"`
Incident *Incident `json:"-"`
config *CachetMonitor
}
func (cfg *CachetMonitor) Run() {
cfg.Logger.Printf("System: %s\nInterval: %d second(s)\nAPI: %s\n\n", cfg.SystemName, cfg.Interval, cfg.APIUrl)
cfg.Logger.Printf("Starting %d monitors:\n", len(cfg.Monitors))
for _, mon := range cfg.Monitors {
cfg.Logger.Printf(" %s: GET %s & Expect HTTP %d\n", mon.Name, mon.URL, mon.ExpectedStatusCode)
if mon.MetricID > 0 {
cfg.Logger.Printf(" - Logs lag to metric id: %d\n", mon.MetricID)
}
}
cfg.Logger.Println()
ticker := time.NewTicker(time.Duration(cfg.Interval) * time.Second)
for range ticker.C {
for _, mon := range cfg.Monitors {
mon.config = cfg
go mon.Run()
}
}
}
// Run loop
@@ -38,7 +60,7 @@ func (monitor *Monitor) Run() {
monitor.AnalyseData()
if isUp == true && monitor.MetricID > 0 {
SendMetric(monitor.MetricID, lag)
monitor.config.SendMetric(monitor.MetricID, lag)
}
}
@@ -81,7 +103,7 @@ func (monitor *Monitor) AnalyseData() {
}
t := (float32(numDown) / float32(len(monitor.History))) * 100
Logger.Printf("%s %.2f%% Down at %v. Threshold: %.2f%%\n", monitor.URL, t, time.Now().UnixNano()/int64(time.Second), monitor.Threshold)
monitor.config.Logger.Printf("%s %.2f%% Down at %v. Threshold: %.2f%%\n", monitor.URL, t, time.Now().UnixNano()/int64(time.Second), monitor.Threshold)
if len(monitor.History) != 10 {
// not enough data
@@ -90,11 +112,11 @@ func (monitor *Monitor) AnalyseData() {
if t > monitor.Threshold && monitor.Incident == nil {
// is down, create an incident
Logger.Println("Creating incident...")
monitor.config.Logger.Println("Creating incident...")
component_id := json.Number(strconv.Itoa(*monitor.ComponentID))
monitor.Incident = &Incident{
Name: monitor.Name + " - " + Config.SystemName,
Name: monitor.Name + " - " + monitor.config.SystemName,
Message: monitor.Name + " check failed",
ComponentID: &component_id,
}
@@ -107,11 +129,11 @@ func (monitor *Monitor) AnalyseData() {
monitor.Incident.SetInvestigating()
// create/update incident
monitor.Incident.Send()
monitor.Incident.UpdateComponent()
monitor.config.SendIncident(monitor.Incident)
monitor.config.UpdateComponent(monitor.Incident)
} else if t < monitor.Threshold && monitor.Incident != nil {
// was down, created an incident, its now ok, make it resolved.
Logger.Println("Updating incident to resolved...")
monitor.config.Logger.Println("Updating incident to resolved...")
component_id := json.Number(strconv.Itoa(*monitor.ComponentID))
monitor.Incident = &Incident{
@@ -121,8 +143,8 @@ func (monitor *Monitor) AnalyseData() {
}
monitor.Incident.SetFixed()
monitor.Incident.Send()
monitor.Incident.UpdateComponent()
monitor.config.SendIncident(monitor.Incident)
monitor.config.UpdateComponent(monitor.Incident)
monitor.Incident = nil
}