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e2e/network: get previous pod logs on NetworkPolicy test failure

Browse Source 
Sometimes the pod has already been cleaned up by the time the test
tried to grab the logs.

Mar 27 16:19:38.066: INFO: Waiting for client-a-jt4tf to complete.
Mar 27 16:19:38.066: INFO: Waiting up to 5m0s for pod "client-a-jt4tf" in namespace "e2e-network-policy-c-9007" to be "success or failure"
Mar 27 16:19:38.072: INFO: Pod "client-a-jt4tf": Phase="Pending", Reason="", readiness=false. Elapsed: 6.270302ms
Mar 27 16:19:40.078: INFO: Pod "client-a-jt4tf": Phase="Pending", Reason="", readiness=false. Elapsed: 2.01233019s
Mar 27 16:19:42.086: INFO: Pod "client-a-jt4tf": Phase="Succeeded", Reason="", readiness=false. Elapsed: 4.020186873s
STEP: Saw pod success
Mar 27 16:19:42.086: INFO: Pod "client-a-jt4tf" satisfied condition "success or failure"
Mar 27 16:19:42.093: FAIL: Error getting container logs: the server could not find the requested resource (get pods client-a-jt4tf)

Full Stack Trace
github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network.checkNoConnectivity(0xc00104adc0, 0xc0016b82c0, 0xc001666400, 0xc000c32000)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network/network_policy.go:1457 +0x2a0
github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network.testCannotConnect(0xc00104adc0, 0xc0016b82c0, 0x55587e9, 0x8, 0xc000c32000, 0x50)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network/network_policy.go:1406 +0x1fc
github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network.glob..func13.2.7()
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/network/network_policy.go:285 +0x883
github.com/openshift/origin/pkg/test/ginkgo.(*TestOptions).Run(0xc001e47830, 0xc001e50b70, 0x1, 0x1, 0x0, 0x0)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/pkg/test/ginkgo/cmd_runtest.go:59 +0x41f
main.newRunTestCommand.func1(0xc00121b900, 0xc001e50b70, 0x1, 0x1, 0x0, 0x0)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/cmd/openshift-tests/openshift-tests.go:238 +0x15d
github.com/openshift/origin/vendor/github.com/spf13/cobra.(*Command).execute(0xc00121b900, 0xc001e50b30, 0x1, 0x1, 0xc00121b900, 0xc001e50b30)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/github.com/spf13/cobra/command.go:826 +0x460
github.com/openshift/origin/vendor/github.com/spf13/cobra.(*Command).ExecuteC(0xc00121b180, 0x0, 0x60d2d00, 0x9887ec8)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/github.com/spf13/cobra/command.go:914 +0x2fb
github.com/openshift/origin/vendor/github.com/spf13/cobra.(*Command).Execute(...)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/vendor/github.com/spf13/cobra/command.go:864
main.main.func1(0xc00121b180, 0x0, 0x0)
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/cmd/openshift-tests/openshift-tests.go:59 +0x9c
main.main()
    /go/src/github.com/openshift/origin/_output/local/go/src/github.com/openshift/origin/cmd/openshift-tests/openshift-tests.go:60 +0x341
STEP: Cleaning up the pod client-a-jt4tf
STEP: Cleaning up the policy.
This commit is contained in:
Dan Williams 2020-03-27 13:47:28 -05:00
parent 381a372455
commit fe74d08e60
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
test/e2e/network/network_policy.go
View File

@ -21,6 +21,7 @@ import (
"encoding/json" "encoding/json"
v1 "k8s.io/api/core/v1" v1 "k8s.io/api/core/v1"
networkingv1 "k8s.io/api/networking/v1" networkingv1 "k8s.io/api/networking/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types" "k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/intstr" "k8s.io/apimachinery/pkg/util/intstr"
@ -1566,9 +1567,14 @@ func checkNoConnectivityByExitCode(f *framework.Framework, ns *v1.Namespace, pod
func collectPodsAndNetworkPolicies(f *framework.Framework, podClient *v1.Pod) ([]string, *networkingv1.NetworkPolicyList, string) { func collectPodsAndNetworkPolicies(f *framework.Framework, podClient *v1.Pod) ([]string, *networkingv1.NetworkPolicyList, string) {
// Collect pod logs when we see a failure. // Collect pod logs when we see a failure.
logs, logErr := e2epod.GetPodLogs(f.ClientSet, f.Namespace.Name, podClient.Name, "client") logs, logErr := e2epod.GetPodLogs(f.ClientSet, f.Namespace.Name, podClient.Name, "client")
if logErr != nil && apierrors.IsNotFound(logErr) {
// Pod may have already been removed; try to get previous pod logs
logs, logErr = e2epod.GetPreviousPodLogs(f.ClientSet, f.Namespace.Name, podClient.Name, fmt.Sprintf("%s-container", podClient.Name))
}
if logErr != nil { if logErr != nil {
framework.Failf("Error getting container logs: %s", logErr) framework.Failf("Error getting container logs: %s", logErr)
} }
// Collect current NetworkPolicies applied in the test namespace. // Collect current NetworkPolicies applied in the test namespace.
policies, err := f.ClientSet.NetworkingV1().NetworkPolicies(f.Namespace.Name).List(context.TODO(), metav1.ListOptions{}) policies, err := f.ClientSet.NetworkingV1().NetworkPolicies(f.Namespace.Name).List(context.TODO(), metav1.ListOptions{})
if err != nil { if err != nil {