71 lines
2 KiB
Go
71 lines
2 KiB
Go
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package metrics
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import (
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"sync"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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)
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const (
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// CRIOOperationsKey is the key for CRI-O operation metrics.
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CRIOOperationsKey = "crio_operations"
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// CRIOOperationsLatencyKey is the key for the operation latency metrics.
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CRIOOperationsLatencyKey = "crio_operations_latency_microseconds"
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// CRIOOperationsErrorsKey is the key for the operation error metrics.
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CRIOOperationsErrorsKey = "crio_operations_errors"
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// TODO(runcom):
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// timeouts
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subsystem = "container_runtime"
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)
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var (
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// CRIOOperations collects operation counts by operation type.
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CRIOOperations = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: subsystem,
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Name: CRIOOperationsKey,
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Help: "Cumulative number of CRI-O operations by operation type.",
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},
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[]string{"operation_type"},
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)
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// CRIOOperationsLatency collects operation latency numbers by operation
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// type.
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CRIOOperationsLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: subsystem,
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Name: CRIOOperationsLatencyKey,
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Help: "Latency in microseconds of CRI-O operations. Broken down by operation type.",
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},
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[]string{"operation_type"},
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)
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// CRIOOperationsErrors collects operation errors by operation
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// type.
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CRIOOperationsErrors = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: subsystem,
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Name: CRIOOperationsErrorsKey,
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Help: "Cumulative number of CRI-O operation errors by operation type.",
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},
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[]string{"operation_type"},
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)
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)
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var registerMetrics sync.Once
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// Register all metrics
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func Register() {
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registerMetrics.Do(func() {
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prometheus.MustRegister(CRIOOperations)
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prometheus.MustRegister(CRIOOperationsLatency)
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prometheus.MustRegister(CRIOOperationsErrors)
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})
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}
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// SinceInMicroseconds gets the time since the specified start in microseconds.
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func SinceInMicroseconds(start time.Time) float64 {
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return float64(time.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
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}
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