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tracer_metrics.go
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package gorelic
import (
metrics "github.com/yvasiyarov/go-metrics"
"github.com/yvasiyarov/newrelic_platform_go"
"time"
)
type Tracer struct {
metrics map[string]*TraceTransaction
component newrelic_platform_go.IComponent
}
func newTracer(component newrelic_platform_go.IComponent) *Tracer {
return &Tracer{make(map[string]*TraceTransaction), component}
}
func (t *Tracer) Trace(name string, traceFunc func()) {
trace := t.BeginTrace(name)
defer trace.EndTrace()
traceFunc()
}
func (t *Tracer) BeginTrace(name string) *Trace {
tracerName := "Trace/" + name
m := t.metrics[tracerName]
if m == nil {
t.metrics[tracerName] = &TraceTransaction{tracerName, metrics.NewTimer()}
m = t.metrics[tracerName]
m.addMetricsToComponent(t.component)
}
return &Trace{m, time.Now()}
}
type Trace struct {
transaction *TraceTransaction
startTime time.Time
}
func (t *Trace) EndTrace() {
t.transaction.timer.UpdateSince(t.startTime)
}
type TraceTransaction struct {
name string
timer metrics.Timer
}
func (transaction *TraceTransaction) addMetricsToComponent(component newrelic_platform_go.IComponent) {
tracerMean := &timerMeanMetrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/mean",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracerMean)
tracerMax := &timerMaxMetrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/max",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracerMax)
tracerMin := &timerMinMetrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/min",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracerMin)
tracer75 := &timerPercentile75Metrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/percentile75",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracer75)
tracer90 := &timerPercentile90Metrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/percentile90",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracer90)
tracer95 := &timerPercentile95Metrica{
baseTimerMetrica: &baseTimerMetrica{
name: transaction.name + "/percentile95",
units: "ms",
dataSource: transaction.timer,
},
}
component.AddMetrica(tracer95)
}