Files
kubernetes/test/e2e/metrics_grabber_test.go
Kubernetes Submit Queue a6fa5c2bfd Merge pull request #39814 from deads2k/api-58-multi-register
Automatic merge from submit-queue

replace global registry in apimachinery with global registry in k8s.io/kubernetes

We'd like to remove all globals, but our immediate problem is that a shared registry between k8s.io/kubernetes and k8s.io/client-go doesn't work.  Since client-go makes a copy, we can actually keep a global registry with other globals in pkg/api for now.

@kubernetes/sig-api-machinery-misc @lavalamp @smarterclayton @sttts
2017-01-13 12:37:02 -08:00

101 lines
3.0 KiB
Go

/*
Copyright 2015 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 e2e
import (
"strings"
"k8s.io/kubernetes/pkg/api/v1"
"k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
"k8s.io/kubernetes/pkg/metrics"
"k8s.io/kubernetes/test/e2e/framework"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = framework.KubeDescribe("MetricsGrabber", func() {
f := framework.NewDefaultFramework("metrics-grabber")
var c clientset.Interface
var grabber *metrics.MetricsGrabber
BeforeEach(func() {
var err error
c = f.ClientSet
framework.ExpectNoError(err)
grabber, err = metrics.NewMetricsGrabber(c, true, true, true, true)
framework.ExpectNoError(err)
})
It("should grab all metrics from API server.", func() {
By("Connecting to /metrics endpoint")
response, err := grabber.GrabFromApiServer()
framework.ExpectNoError(err)
Expect(response).NotTo(BeEmpty())
})
It("should grab all metrics from a Kubelet.", func() {
By("Proxying to Node through the API server")
nodes := framework.GetReadySchedulableNodesOrDie(f.ClientSet)
Expect(nodes.Items).NotTo(BeEmpty())
response, err := grabber.GrabFromKubelet(nodes.Items[0].Name)
framework.ExpectNoError(err)
Expect(response).NotTo(BeEmpty())
})
It("should grab all metrics from a Scheduler.", func() {
By("Proxying to Pod through the API server")
// Check if master Node is registered
nodes, err := c.Core().Nodes().List(v1.ListOptions{})
framework.ExpectNoError(err)
var masterRegistered = false
for _, node := range nodes.Items {
if strings.HasSuffix(node.Name, "master") {
masterRegistered = true
}
}
if !masterRegistered {
framework.Logf("Master is node api.Registry. Skipping testing Scheduler metrics.")
return
}
response, err := grabber.GrabFromScheduler()
framework.ExpectNoError(err)
Expect(response).NotTo(BeEmpty())
})
It("should grab all metrics from a ControllerManager.", func() {
By("Proxying to Pod through the API server")
// Check if master Node is registered
nodes, err := c.Core().Nodes().List(v1.ListOptions{})
framework.ExpectNoError(err)
var masterRegistered = false
for _, node := range nodes.Items {
if strings.HasSuffix(node.Name, "master") {
masterRegistered = true
}
}
if !masterRegistered {
framework.Logf("Master is node api.Registry. Skipping testing ControllerManager metrics.")
return
}
response, err := grabber.GrabFromControllerManager()
framework.ExpectNoError(err)
Expect(response).NotTo(BeEmpty())
})
})