mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-14 10:20:20 +00:00
5af3fe5deb
this commits add the controller runtime and its dependency to the vendor. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
131 lines
4.5 KiB
Go
131 lines
4.5 KiB
Go
/*
|
|
Copyright 2018 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package metrics
|
|
|
|
import (
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
"k8s.io/client-go/util/workqueue"
|
|
)
|
|
|
|
// This file is copied and adapted from k8s.io/kubernetes/pkg/util/workqueue/prometheus
|
|
// which registers metrics to the default prometheus Registry. We require very
|
|
// similar functionality, but must register metrics to a different Registry.
|
|
|
|
// Metrics subsystem and all keys used by the workqueue.
|
|
const (
|
|
WorkQueueSubsystem = "workqueue"
|
|
DepthKey = "depth"
|
|
AddsKey = "adds_total"
|
|
QueueLatencyKey = "queue_duration_seconds"
|
|
WorkDurationKey = "work_duration_seconds"
|
|
UnfinishedWorkKey = "unfinished_work_seconds"
|
|
LongestRunningProcessorKey = "longest_running_processor_seconds"
|
|
RetriesKey = "retries_total"
|
|
)
|
|
|
|
var (
|
|
depth = prometheus.NewGaugeVec(prometheus.GaugeOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: DepthKey,
|
|
Help: "Current depth of workqueue",
|
|
}, []string{"name"})
|
|
|
|
adds = prometheus.NewCounterVec(prometheus.CounterOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: AddsKey,
|
|
Help: "Total number of adds handled by workqueue",
|
|
}, []string{"name"})
|
|
|
|
latency = prometheus.NewHistogramVec(prometheus.HistogramOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: QueueLatencyKey,
|
|
Help: "How long in seconds an item stays in workqueue before being requested",
|
|
Buckets: prometheus.ExponentialBuckets(10e-9, 10, 10),
|
|
}, []string{"name"})
|
|
|
|
workDuration = prometheus.NewHistogramVec(prometheus.HistogramOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: WorkDurationKey,
|
|
Help: "How long in seconds processing an item from workqueue takes.",
|
|
Buckets: prometheus.ExponentialBuckets(10e-9, 10, 10),
|
|
}, []string{"name"})
|
|
|
|
unfinished = prometheus.NewGaugeVec(prometheus.GaugeOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: UnfinishedWorkKey,
|
|
Help: "How many seconds of work has been done that " +
|
|
"is in progress and hasn't been observed by work_duration. Large " +
|
|
"values indicate stuck threads. One can deduce the number of stuck " +
|
|
"threads by observing the rate at which this increases.",
|
|
}, []string{"name"})
|
|
|
|
longestRunningProcessor = prometheus.NewGaugeVec(prometheus.GaugeOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: LongestRunningProcessorKey,
|
|
Help: "How many seconds has the longest running " +
|
|
"processor for workqueue been running.",
|
|
}, []string{"name"})
|
|
|
|
retries = prometheus.NewCounterVec(prometheus.CounterOpts{
|
|
Subsystem: WorkQueueSubsystem,
|
|
Name: RetriesKey,
|
|
Help: "Total number of retries handled by workqueue",
|
|
}, []string{"name"})
|
|
)
|
|
|
|
func init() {
|
|
Registry.MustRegister(depth)
|
|
Registry.MustRegister(adds)
|
|
Registry.MustRegister(latency)
|
|
Registry.MustRegister(workDuration)
|
|
Registry.MustRegister(unfinished)
|
|
Registry.MustRegister(longestRunningProcessor)
|
|
Registry.MustRegister(retries)
|
|
|
|
workqueue.SetProvider(workqueueMetricsProvider{})
|
|
}
|
|
|
|
type workqueueMetricsProvider struct{}
|
|
|
|
func (workqueueMetricsProvider) NewDepthMetric(name string) workqueue.GaugeMetric {
|
|
return depth.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewAddsMetric(name string) workqueue.CounterMetric {
|
|
return adds.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewLatencyMetric(name string) workqueue.HistogramMetric {
|
|
return latency.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewWorkDurationMetric(name string) workqueue.HistogramMetric {
|
|
return workDuration.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewUnfinishedWorkSecondsMetric(name string) workqueue.SettableGaugeMetric {
|
|
return unfinished.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewLongestRunningProcessorSecondsMetric(name string) workqueue.SettableGaugeMetric {
|
|
return longestRunningProcessor.WithLabelValues(name)
|
|
}
|
|
|
|
func (workqueueMetricsProvider) NewRetriesMetric(name string) workqueue.CounterMetric {
|
|
return retries.WithLabelValues(name)
|
|
}
|