♻️ Add freenet client interface
[Sone.git] / src / main / kotlin / net / pterodactylus / sone / web / pages / MetricsPage.kt
1 package net.pterodactylus.sone.web.pages
2
3 import com.codahale.metrics.*
4 import net.pterodactylus.sone.main.*
5 import net.pterodactylus.sone.web.*
6 import net.pterodactylus.sone.web.page.*
7 import net.pterodactylus.util.template.*
8 import javax.inject.*
9
10 @MenuName("Metrics")
11 @TemplatePath("/templates/metrics.html")
12 @ToadletPath("metrics.html")
13 class MetricsPage @Inject constructor(webInterface: WebInterface, loaders: Loaders, templateRenderer: TemplateRenderer, private val metricsRegistry: MetricRegistry) : SoneTemplatePage(webInterface, loaders, templateRenderer, "Page.Metrics.Title") {
14
15         override fun handleRequest(soneRequest: SoneRequest, templateContext: TemplateContext) {
16                 addHistogram(templateContext, "sone.parsing.duration", "soneParsingDuration")
17                 addHistogram(templateContext, "sone.insert.duration", "soneInsertDuration")
18         }
19
20         private fun addHistogram(templateContext: TemplateContext, metricName: String, variablePrefix: String) {
21                 metricsRegistry.histogram(metricName).also { histogram ->
22                         templateContext["${variablePrefix}Count"] = histogram.count
23                         histogram.snapshot.also { snapshot ->
24                                 templateContext["${variablePrefix}Min"] = snapshot.min
25                                 templateContext["${variablePrefix}Max"] = snapshot.max
26                                 templateContext["${variablePrefix}Median"] = snapshot.median
27                                 templateContext["${variablePrefix}Mean"] = snapshot.mean
28                                 templateContext["${variablePrefix}Percentile75"] = snapshot.get75thPercentile()
29                                 templateContext["${variablePrefix}Percentile95"] = snapshot.get95thPercentile()
30                                 templateContext["${variablePrefix}Percentile98"] = snapshot.get98thPercentile()
31                                 templateContext["${variablePrefix}Percentile99"] = snapshot.get99thPercentile()
32                                 templateContext["${variablePrefix}Percentile999"] = snapshot.get999thPercentile()
33                         }
34                 }
35         }
36
37 }