[#213] metrics: Refactor engine metrics
Resolve funlen linter for newEngineMetrics function. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>pull/213/head
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b689027d57
commit
38ae71cc7d
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@ -1,6 +1,8 @@
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package metrics
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import (
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"fmt"
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"strings"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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@ -26,118 +28,49 @@ type (
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const engineSubsystem = "engine"
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// nolint: funlen
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func newEngineMetrics() engineMetrics {
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var (
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listContainersDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "list_containers_duration",
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Help: "Accumulated duration of engine list containers operations",
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})
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estimateContainerSizeDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "estimate_container_size_duration",
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Help: "Accumulated duration of engine container size estimate operations",
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})
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deleteDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "delete_duration",
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Help: "Accumulated duration of engine delete operations",
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})
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existsDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "exists_duration",
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Help: "Accumulated duration of engine exists operations",
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})
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getDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "get_duration",
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Help: "Accumulated duration of engine get operations",
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})
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headDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "head_duration",
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Help: "Accumulated duration of engine head operations",
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})
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inhumeDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "inhume_duration",
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Help: "Accumulated duration of engine inhume operations",
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})
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putDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "put_duration",
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Help: "Accumulated duration of engine put operations",
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})
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rangeDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "range_duration",
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Help: "Accumulated duration of engine range operations",
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})
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searchDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "search_duration",
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Help: "Accumulated duration of engine search operations",
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})
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listObjectsDuration = prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "list_objects_duration",
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Help: "Accumulated duration of engine list objects operations",
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})
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containerSize = prometheus.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "container_size",
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Help: "Accumulated size of all objects in a container",
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}, []string{containerIDLabelKey})
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payloadSize = prometheus.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: "payload_size",
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Help: "Accumulated size of all objects in a shard",
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}, []string{shardIDLabelKey})
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)
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return engineMetrics{
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listContainersDuration: listContainersDuration,
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estimateContainerSizeDuration: estimateContainerSizeDuration,
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deleteDuration: deleteDuration,
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existsDuration: existsDuration,
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getDuration: getDuration,
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headDuration: headDuration,
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inhumeDuration: inhumeDuration,
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putDuration: putDuration,
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rangeDuration: rangeDuration,
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searchDuration: searchDuration,
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listObjectsDuration: listObjectsDuration,
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containerSize: *containerSize,
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payloadSize: *payloadSize,
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listContainersDuration: newEngineMethodDurationCounter("list_containers_"),
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estimateContainerSizeDuration: newEngineCounter("estimate_container_size_duration", "Accumulated duration of engine container size estimate operations"),
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deleteDuration: newEngineMethodDurationCounter("delete"),
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existsDuration: newEngineMethodDurationCounter("exists"),
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getDuration: newEngineMethodDurationCounter("get"),
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headDuration: newEngineMethodDurationCounter("head"),
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inhumeDuration: newEngineMethodDurationCounter("inhume"),
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putDuration: newEngineMethodDurationCounter("put"),
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rangeDuration: newEngineMethodDurationCounter("range"),
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searchDuration: newEngineMethodDurationCounter("search"),
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listObjectsDuration: newEngineMethodDurationCounter("list_objects"),
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containerSize: *newEngineGaugeVector("container_size", "Accumulated size of all objects in a container", []string{containerIDLabelKey}),
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payloadSize: *newEngineGaugeVector("payload_size", "Accumulated size of all objects in a shard", []string{shardIDLabelKey}),
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}
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}
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func newEngineCounter(name, help string) prometheus.Counter {
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return prometheus.NewCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: name,
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Help: help,
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})
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}
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func newEngineMethodDurationCounter(method string) prometheus.Counter {
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return newEngineCounter(
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fmt.Sprintf("%s_duration", method),
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fmt.Sprintf("Accumulated duration of engine %s operations", strings.ReplaceAll(method, "_", " ")),
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)
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}
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func newEngineGaugeVector(name, help string, labels []string) *prometheus.GaugeVec {
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return prometheus.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: name,
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Help: help,
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}, labels)
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}
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func (m engineMetrics) register() {
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prometheus.MustRegister(m.listContainersDuration)
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prometheus.MustRegister(m.estimateContainerSizeDuration)
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