func checkServiceConnectivity(serverFramework, clientFramework *e2e.Framework, numNodes int) error { nodes, err := e2e.GetReadyNodes(serverFramework) if err != nil { e2e.Failf("Failed to list nodes: %v", err) } var serverNode, clientNode *api.Node serverNode = &nodes.Items[0] if numNodes == 2 { if len(nodes.Items) == 1 { e2e.Skipf("Only one node is available in this environment") } clientNode = &nodes.Items[1] } else { clientNode = serverNode } podName := "service-webserver" defer serverFramework.Client.Pods(serverFramework.Namespace.Name).Delete(podName, nil) ip := launchWebserverService(serverFramework, podName, serverNode.Name) return checkConnectivityToHost(clientFramework, clientNode.Name, "service-wget", ip, 10) }
func checkPodIsolation(f1, f2 *e2e.Framework, numNodes int) error { nodes, err := e2e.GetReadyNodes(f1) if err != nil { e2e.Failf("Failed to list nodes: %v", err) } var serverNode, clientNode *api.Node serverNode = &nodes.Items[0] if numNodes == 2 { if len(nodes.Items) == 1 { e2e.Skipf("Only one node is available in this environment") } clientNode = &nodes.Items[1] } else { clientNode = serverNode } podName := "isolation-webserver" defer f1.Client.Pods(f1.Namespace.Name).Delete(podName, nil) ip := e2e.LaunchWebserverPod(f1, podName, serverNode.Name) return checkConnectivityToHost(f2, clientNode.Name, "isolation-wget", ip, 10) }
import ( "k8s.io/kubernetes/test/e2e" . "github.com/onsi/ginkgo" ) var _ = Describe("[networking] basic openshift networking", func() { svcname := "net-sanity" timeout := 10 f := e2e.NewDefaultFramework(svcname) It("should function for pod communication on a single node", func() { By("Picking a node") nodes, err := e2e.GetReadyNodes(f) if err != nil { e2e.Failf("Failed to list nodes: %v", err) } node := nodes.Items[0] By("Creating a webserver pod") podName := "same-node-webserver" defer f.Client.Pods(f.Namespace.Name).Delete(podName, nil) ip := e2e.LaunchWebserverPod(f, podName, node.Name) By("Checking that the webserver is accessible from a pod on the same node") expectNoError(checkConnectivityToHost(f, node.Name, "same-node-wget", ip, timeout)) }) It("should function for pod communication between nodes", func() {