128 lines
4.1 KiB
Go
128 lines
4.1 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package vsphere
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import (
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"github.com/prometheus/client_golang/prometheus"
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"time"
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)
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const (
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api_createvolume = "CreateVolume"
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api_deletevolume = "DeleteVolume"
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api_attachvolume = "AttachVolume"
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api_detachvolume = "DetachVolume"
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)
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const (
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operation_deletevolume = "DeleteVolumeOperation"
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operation_attachvolume = "AttachVolumeOperation"
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operation_detachvolume = "DetachVolumeOperation"
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operation_diskIsAttached = "DiskIsAttachedOperation"
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operation_disksAreAttached = "DisksAreAttachedOperation"
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operation_createvolume = "CreateVolumeOperation"
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operation_createvolume_with_policy = "CreateVolumeWithPolicyOperation"
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operation_createvolume_with_raw_vsan_policy = "CreateVolumeWithRawVSANPolicyOperation"
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)
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// vsphereApiMetric is for recording latency of Single API Call.
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var vsphereApiMetric = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "cloudprovider_vsphere_api_request_duration_seconds",
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Help: "Latency of vsphere api call",
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},
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[]string{"request"},
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)
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var vsphereApiErrorMetric = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "cloudprovider_vsphere_api_request_errors",
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Help: "vsphere Api errors",
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},
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[]string{"request"},
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)
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// vsphereOperationMetric is for recording latency of vSphere Operation which invokes multiple APIs to get the task done.
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var vsphereOperationMetric = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "cloudprovider_vsphere_operation_duration_seconds",
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Help: "Latency of vsphere operation call",
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},
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[]string{"operation"},
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)
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var vsphereOperationErrorMetric = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "cloudprovider_vsphere_operation_errors",
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Help: "vsphere operation errors",
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},
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[]string{"operation"},
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)
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func registerMetrics() {
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prometheus.MustRegister(vsphereApiMetric)
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prometheus.MustRegister(vsphereApiErrorMetric)
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prometheus.MustRegister(vsphereOperationMetric)
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prometheus.MustRegister(vsphereOperationErrorMetric)
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}
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func recordvSphereMetric(actionName string, requestTime time.Time, err error) {
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switch actionName {
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case api_createvolume, api_deletevolume, api_attachvolume, api_detachvolume:
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recordvSphereAPIMetric(actionName, requestTime, err)
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default:
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recordvSphereOperationMetric(actionName, requestTime, err)
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}
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}
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func recordvSphereAPIMetric(actionName string, requestTime time.Time, err error) {
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if err != nil {
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vsphereApiErrorMetric.With(prometheus.Labels{"request": actionName}).Inc()
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} else {
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vsphereApiMetric.With(prometheus.Labels{"request": actionName}).Observe(calculateTimeTaken(requestTime))
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}
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}
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func recordvSphereOperationMetric(actionName string, requestTime time.Time, err error) {
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if err != nil {
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vsphereOperationErrorMetric.With(prometheus.Labels{"operation": actionName}).Inc()
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} else {
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vsphereOperationMetric.With(prometheus.Labels{"operation": actionName}).Observe(calculateTimeTaken(requestTime))
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}
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}
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func recordCreateVolumeMetric(volumeOptions *VolumeOptions, requestTime time.Time, err error) {
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var actionName string
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if volumeOptions.StoragePolicyName != "" {
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actionName = operation_createvolume_with_policy
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} else if volumeOptions.VSANStorageProfileData != "" {
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actionName = operation_createvolume_with_raw_vsan_policy
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} else {
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actionName = operation_createvolume
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}
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recordvSphereMetric(actionName, requestTime, err)
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}
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func calculateTimeTaken(requestBeginTime time.Time) (timeTaken float64) {
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if !requestBeginTime.IsZero() {
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timeTaken = time.Since(requestBeginTime).Seconds()
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} else {
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timeTaken = 0
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}
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return timeTaken
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}
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