github.com/nmstate/kubernetes-nmstate@v0.82.0/test/e2e/handler/nncp_parallel_test.go (about)

     1  /*
     2  Copyright The Kubernetes NMState Authors.
     3  
     4  
     5  Licensed under the Apache License, Version 2.0 (the "License");
     6  you may not use this file except in compliance with the License.
     7  You may obtain a copy of the License at
     8  
     9      http://www.apache.org/licenses/LICENSE-2.0
    10  
    11  Unless required by applicable law or agreed to in writing, software
    12  distributed under the License is distributed on an "AS IS" BASIS,
    13  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  See the License for the specific language governing permissions and
    15  limitations under the License.
    16  */
    17  
    18  package handler
    19  
    20  import (
    21  	"time"
    22  
    23  	. "github.com/onsi/ginkgo/v2"
    24  	. "github.com/onsi/gomega"
    25  
    26  	nmstate "github.com/nmstate/kubernetes-nmstate/api/shared"
    27  	policyconditions "github.com/nmstate/kubernetes-nmstate/test/e2e/policy"
    28  	corev1 "k8s.io/api/core/v1"
    29  )
    30  
    31  func enactmentsInProgress(policy string) int {
    32  	progressingEnactments := 0
    33  	for _, node := range nodes {
    34  		enactment := policyconditions.EnactmentConditionsStatus(node, policy)
    35  		if cond := enactment.Find(nmstate.NodeNetworkConfigurationEnactmentConditionProgressing); cond != nil {
    36  			if cond.Status == corev1.ConditionTrue {
    37  				progressingEnactments++
    38  			}
    39  		}
    40  	}
    41  	return progressingEnactments
    42  }
    43  
    44  var _ = Describe("NNCP with maxUnavailable", func() {
    45  	duration := 15 * time.Second
    46  	interval := 500 * time.Millisecond
    47  	Context("when applying a policy to matching nodes", func() {
    48  		BeforeEach(func() {
    49  			By("Create a policy")
    50  			updateDesiredState(linuxBrUp(bridge1))
    51  		})
    52  		AfterEach(func() {
    53  			By("Remove the bridge")
    54  			updateDesiredStateAndWait(linuxBrAbsent(bridge1))
    55  			By("Remove the policy")
    56  			deletePolicy(TestPolicy)
    57  			By("Reset desired state at all nodes")
    58  			resetDesiredStateForNodes()
    59  		})
    60  		It("should be progressing on multiple nodes", func() {
    61  			Eventually(func() int {
    62  				return enactmentsInProgress(TestPolicy)
    63  			}, duration, interval).Should(BeNumerically("==", maxUnavailableNodes()))
    64  			policyconditions.WaitForAvailablePolicy(TestPolicy)
    65  		})
    66  		It("should never exceed maxUnavailable nodes", func() {
    67  			Consistently(func() int {
    68  				return enactmentsInProgress(TestPolicy)
    69  			}, duration, interval).Should(BeNumerically("<=", maxUnavailableNodes()))
    70  			policyconditions.WaitForAvailablePolicy(TestPolicy)
    71  		})
    72  	})
    73  })