60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
/*
|
|
Copyright 2021 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 aws
|
|
|
|
import (
|
|
"time"
|
|
|
|
"k8s.io/autoscaler/cluster-autoscaler/cloudprovider/aws/aws-sdk-go/aws/awserr"
|
|
k8smetrics "k8s.io/component-base/metrics"
|
|
"k8s.io/component-base/metrics/legacyregistry"
|
|
)
|
|
|
|
const (
|
|
caNamespace = "cluster_autoscaler"
|
|
)
|
|
|
|
var (
|
|
/**** Metrics related to AWS API usage ****/
|
|
requestSummary = k8smetrics.NewHistogramVec(
|
|
&k8smetrics.HistogramOpts{
|
|
Namespace: caNamespace,
|
|
Name: "aws_request_duration_seconds",
|
|
Help: "Time taken by AWS requests, by method and status code, in seconds",
|
|
Buckets: []float64{0.05, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 2.0, 5.0, 10.0, 20.0, 30.0, 60.0},
|
|
}, []string{"endpoint", "status"},
|
|
)
|
|
)
|
|
|
|
// RegisterMetrics registers all AWS metrics.
|
|
func RegisterMetrics() {
|
|
legacyregistry.MustRegister(requestSummary)
|
|
}
|
|
|
|
// observeAWSRequest records AWS API calls counts and durations
|
|
func observeAWSRequest(endpoint string, err error, start time.Time) {
|
|
duration := time.Since(start).Seconds()
|
|
status := "success"
|
|
if err != nil {
|
|
status = "error"
|
|
if awsErr, ok := err.(awserr.Error); ok {
|
|
status = awsErr.Code()
|
|
}
|
|
}
|
|
requestSummary.WithLabelValues(endpoint, status).Observe(duration)
|
|
}
|