Add a 'core dump' to failed tests.

test/e2e/e2e_test.go

@@ -32,6 +32,7 @@ import (
 	"github.com/onsi/ginkgo"
 	"github.com/onsi/ginkgo/config"
 	"github.com/onsi/ginkgo/reporters"
+	"github.com/onsi/ginkgo/types"
 	"github.com/onsi/gomega"
 )
 
@@ -66,6 +67,22 @@ var (
 	reportDir = flag.String("report-dir", "", "Path to the directory where the JUnit XML reports should be saved. Default is empty, which doesn't generate these reports.")
 )
 
+type failReporter struct {
+	failed bool
+}
+
+func (f *failReporter) SpecSuiteWillBegin(config config.GinkgoConfigType, summary *types.SuiteSummary) {
+}
+func (f *failReporter) BeforeSuiteDidRun(setupSummary *types.SetupSummary) {}
+func (f *failReporter) SpecWillRun(specSummary *types.SpecSummary)         {}
+func (f *failReporter) SpecDidComplete(specSummary *types.SpecSummary) {
+	if specSummary.Failed() {
+		f.failed = true
+	}
+}
+func (f *failReporter) AfterSuiteDidRun(setupSummary *types.SetupSummary) {}
+func (f *failReporter) SpecSuiteDidEnd(summary *types.SuiteSummary)       {}
+
 func init() {
 	// Turn on verbose by default to get spec names
 	config.DefaultReporterConfig.Verbose = true
@@ -119,7 +136,6 @@ func TestE2E(t *testing.T) {
 	if config.GinkgoConfig.FocusString == "" && config.GinkgoConfig.SkipString == "" {
 		config.GinkgoConfig.SkipString = "Skipped"
 	}
-
 	gomega.RegisterFailHandler(ginkgo.Fail)
 
 	// Ensure all pods are running and ready before starting tests (otherwise,
@@ -134,6 +150,13 @@ func TestE2E(t *testing.T) {
 	var r []ginkgo.Reporter
 	if *reportDir != "" {
 		r = append(r, reporters.NewJUnitReporter(path.Join(*reportDir, fmt.Sprintf("junit_%02d.xml", config.GinkgoConfig.ParallelNode))))
+		failReport := &failReporter{}
+		r = append(r, failReport)
+		defer func() {
+			if failReport.failed {
+				coreDump(*reportDir)
+			}
+		}()
 	}
 	ginkgo.RunSpecsWithDefaultAndCustomReporters(t, "Kubernetes e2e suite", r)
 }