improve error handling in e2e helpers by always returning error

test/e2e/framework/pv_util.go

@@ -26,7 +26,6 @@ import (
 	"github.com/aws/aws-sdk-go/aws/session"
 	"github.com/aws/aws-sdk-go/service/ec2"
 	. "github.com/onsi/ginkgo"
-	. "github.com/onsi/gomega"
 	"google.golang.org/api/googleapi"
 	apierrs "k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/api/resource"
@@ -92,93 +91,133 @@ type PersistentVolumeClaimConfig struct {
 }
 
 // Clean up a pv and pvc in a single pv/pvc test case.
-func PVPVCCleanup(c clientset.Interface, ns string, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim) {
-	DeletePersistentVolumeClaim(c, pvc.Name, ns)
-	DeletePersistentVolume(c, pv.Name)
+// Note: delete errors are appended to []error so that we can attempt to delete both the pvc and pv.
+func PVPVCCleanup(c clientset.Interface, ns string, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim) []error {
+	var errs []error
+
+	if pvc != nil {
+		err := DeletePersistentVolumeClaim(c, pvc.Name, ns)
+		if err != nil {
+			errs = append(errs, fmt.Errorf("failed to delete PVC %q: %v", pvc.Name, err))
+		}
+	} else {
+		Logf("pvc is nil")
+	}
+	if pv != nil {
+		err := DeletePersistentVolume(c, pv.Name)
+		if err != nil {
+			errs = append(errs, fmt.Errorf("failed to delete PV %q: %v", pv.Name, err))
+		}
+	} else {
+		Logf("pv is nil")
+	}
+	return errs
 }
 
-// Clean up pvs and pvcs in multi-pv-pvc test cases. All entries found in the pv and
-// claims maps are deleted.
-func PVPVCMapCleanup(c clientset.Interface, ns string, pvols PVMap, claims PVCMap) {
+// Clean up pvs and pvcs in multi-pv-pvc test cases. Entries found in the pv and claim maps are
+// deleted as long as the Delete api call succeeds.
+// Note: delete errors are appended to []error so that as many pvcs and pvs as possible are deleted.
+func PVPVCMapCleanup(c clientset.Interface, ns string, pvols PVMap, claims PVCMap) []error {
+	var errs []error
+
 	for pvcKey := range claims {
-		DeletePersistentVolumeClaim(c, pvcKey.Name, ns)
-		delete(claims, pvcKey)
+		err := DeletePersistentVolumeClaim(c, pvcKey.Name, ns)
+		if err != nil {
+			errs = append(errs, fmt.Errorf("failed to delete PVC %q: %v", pvcKey.Name, err))
+		} else {
+			delete(claims, pvcKey)
+		}
 	}
 
 	for pvKey := range pvols {
-		DeletePersistentVolume(c, pvKey)
-		delete(pvols, pvKey)
+		err := DeletePersistentVolume(c, pvKey)
+		if err != nil {
+			errs = append(errs, fmt.Errorf("failed to delete PV %q: %v", pvKey, err))
+		} else {
+			delete(pvols, pvKey)
+		}
 	}
+	return errs
 }
 
 // Delete the PV.
-func DeletePersistentVolume(c clientset.Interface, pvName string) {
+func DeletePersistentVolume(c clientset.Interface, pvName string) error {
 	if c != nil && len(pvName) > 0 {
-		Logf("Deleting PersistentVolume %v", pvName)
+		Logf("Deleting PersistentVolume %q", pvName)
 		err := c.CoreV1().PersistentVolumes().Delete(pvName, nil)
 		if err != nil && !apierrs.IsNotFound(err) {
-			Expect(err).NotTo(HaveOccurred())
+			return fmt.Errorf("PV Delete API error: %v", err)
 		}
 	}
+	return nil
 }
 
 // Delete the Claim
-func DeletePersistentVolumeClaim(c clientset.Interface, pvcName string, ns string) {
+func DeletePersistentVolumeClaim(c clientset.Interface, pvcName string, ns string) error {
 	if c != nil && len(pvcName) > 0 {
-		Logf("Deleting PersistentVolumeClaim %v", pvcName)
+		Logf("Deleting PersistentVolumeClaim %q", pvcName)
 		err := c.CoreV1().PersistentVolumeClaims(ns).Delete(pvcName, nil)
 		if err != nil && !apierrs.IsNotFound(err) {
-			Expect(err).NotTo(HaveOccurred())
+			return fmt.Errorf("PVC Delete API error: %v", err)
 		}
 	}
+	return nil
 }
 
 // Delete the PVC and wait for the PV to enter its expected phase. Validate that the PV
 // has been reclaimed (assumption here about reclaimPolicy). Caller tells this func which
 // phase value to expect for the pv bound to the to-be-deleted claim.
-func DeletePVCandValidatePV(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim, pv *v1.PersistentVolume, expectPVPhase v1.PersistentVolumePhase) {
-
+func DeletePVCandValidatePV(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim, pv *v1.PersistentVolume, expectPVPhase v1.PersistentVolumePhase) error {
 	pvname := pvc.Spec.VolumeName
 	Logf("Deleting PVC %v to trigger reclamation of PV %v", pvc.Name, pvname)
-	DeletePersistentVolumeClaim(c, pvc.Name, ns)
-
-	// Check that the PVC is really deleted.
-	pvc, err := c.CoreV1().PersistentVolumeClaims(ns).Get(pvc.Name, metav1.GetOptions{})
-	Expect(apierrs.IsNotFound(err)).To(BeTrue())
+	err := DeletePersistentVolumeClaim(c, pvc.Name, ns)
+	if err != nil {
+		return err
+	}
 
 	// Wait for the PV's phase to return to be `expectPVPhase`
 	Logf("Waiting for reclaim process to complete.")
 	err = WaitForPersistentVolumePhase(expectPVPhase, c, pv.Name, 1*time.Second, 300*time.Second)
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return fmt.Errorf("pv %q phase did not become %v: %v", pv.Name, expectPVPhase, err)
+	}
 
 	// examine the pv's ClaimRef and UID and compare to expected values
 	pv, err = c.CoreV1().PersistentVolumes().Get(pv.Name, metav1.GetOptions{})
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return fmt.Errorf("PV Get API error: %v", err)
+	}
 	cr := pv.Spec.ClaimRef
 	if expectPVPhase == v1.VolumeAvailable {
-		if cr != nil { // may be ok if cr != nil
-			Expect(cr.UID).To(BeEmpty())
+		if cr != nil && len(cr.UID) > 0 {
+			return fmt.Errorf("PV is 'Available' but ClaimRef.UID is not empty")
 		}
 	} else if expectPVPhase == v1.VolumeBound {
-		Expect(cr).NotTo(BeNil())
-		Expect(cr.UID).NotTo(BeEmpty())
+		if cr == nil {
+			return fmt.Errorf("PV is 'Bound' but ClaimRef is nil")
+		}
+		if len(cr.UID) == 0 {
+			return fmt.Errorf("PV is 'Bound' but ClaimRef.UID is empty")
+		}
 	}
 
 	Logf("PV %v now in %q phase", pv.Name, expectPVPhase)
+	return nil
 }
 
-// Wraps deletePVCandValidatePV() by calling the function in a loop over the PV map. Only
-// bound PVs are deleted. Validates that the claim was deleted and the PV is in the relevant Phase (Released, Available,
-// Bound).
-// Note: if there are more claims than pvs then some of the remaining claims will bind to
-//   the just-made-available pvs.
-func DeletePVCandValidatePVGroup(c clientset.Interface, ns string, pvols PVMap, claims PVCMap, expectPVPhase v1.PersistentVolumePhase) {
-
+// Wraps deletePVCandValidatePV() by calling the function in a loop over the PV map. Only bound PVs
+// are deleted. Validates that the claim was deleted and the PV is in the expected Phase (Released,
+// Available, Bound).
+// Note: if there are more claims than pvs then some of the remaining claims may bind to just made
+//   available pvs.
+func DeletePVCandValidatePVGroup(c clientset.Interface, ns string, pvols PVMap, claims PVCMap, expectPVPhase v1.PersistentVolumePhase) error {
 	var boundPVs, deletedPVCs int
 
 	for pvName := range pvols {
 		pv, err := c.CoreV1().PersistentVolumes().Get(pvName, metav1.GetOptions{})
-		Expect(apierrs.IsNotFound(err)).To(BeFalse())
+		if err != nil {
+			return fmt.Errorf("PV Get API error: %v", err)
+		}
 		cr := pv.Spec.ClaimRef
 		// if pv is bound then delete the pvc it is bound to
 		if cr != nil && len(cr.Name) > 0 {
@@ -186,30 +225,46 @@ func DeletePVCandValidatePVGroup(c clientset.Interface, ns string, pvols PVMap,
 			// Assert bound PVC is tracked in this test. Failing this might
 			// indicate external PVCs interfering with the test.
 			pvcKey := makePvcKey(ns, cr.Name)
-			_, found := claims[pvcKey]
-			Expect(found).To(BeTrue())
+			if _, found := claims[pvcKey]; !found {
+				return fmt.Errorf("internal: claims map is missing pvc %q", pvcKey)
+			}
+			// get the pvc for the delete call below
 			pvc, err := c.CoreV1().PersistentVolumeClaims(ns).Get(cr.Name, metav1.GetOptions{})
-			Expect(apierrs.IsNotFound(err)).To(BeFalse())
-			DeletePVCandValidatePV(c, ns, pvc, pv, expectPVPhase)
+			if err == nil {
+				if err = DeletePVCandValidatePV(c, ns, pvc, pv, expectPVPhase); err != nil {
+					return err
+				}
+			} else if !apierrs.IsNotFound(err) {
+				return fmt.Errorf("PVC Get API error: %v", err)
+			}
+			// delete pvckey from map even if apierrs.IsNotFound above is true and thus the
+			// claim was not actually deleted here
 			delete(claims, pvcKey)
 			deletedPVCs++
 		}
 	}
-	Expect(boundPVs).To(Equal(deletedPVCs))
+	if boundPVs != deletedPVCs {
+		return fmt.Errorf("expect number of bound PVs (%v) to equal number of deleted PVCs (%v)", boundPVs, deletedPVCs)
+	}
+	return nil
 }
 
 // create the PV resource. Fails test on error.
-func createPV(c clientset.Interface, pv *v1.PersistentVolume) *v1.PersistentVolume {
+func createPV(c clientset.Interface, pv *v1.PersistentVolume) (*v1.PersistentVolume, error) {
 	pv, err := c.CoreV1().PersistentVolumes().Create(pv)
-	Expect(err).NotTo(HaveOccurred())
-	return pv
+	if err != nil {
+		return nil, fmt.Errorf("PV Create API error: %v", err)
+	}
+	return pv, nil
 }
 
 // create the PVC resource. Fails test on error.
-func CreatePVC(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) *v1.PersistentVolumeClaim {
+func CreatePVC(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) (*v1.PersistentVolumeClaim, error) {
 	pvc, err := c.CoreV1().PersistentVolumeClaims(ns).Create(pvc)
-	Expect(err).NotTo(HaveOccurred())
-	return pvc
+	if err != nil {
+		return nil, fmt.Errorf("PVC Create API error: %v", err)
+	}
+	return pvc, nil
 }
 
 // Create a PVC followed by the PV based on the passed in nfs-server ip and
@@ -218,12 +273,10 @@ func CreatePVC(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim)
 // Note: in the pre-bind case the real PVC name, which is generated, is not
 //   known until after the PVC is instantiated. This is why the pvc is created
 //   before the pv.
-func CreatePVCPV(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig, ns string, preBind bool) (*v1.PersistentVolume, *v1.PersistentVolumeClaim) {
-
-	var preBindMsg string
-
-	// make the pvc definition first
+func CreatePVCPV(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig, ns string, preBind bool) (*v1.PersistentVolume, *v1.PersistentVolumeClaim, error) {
+	// make the pvc spec
 	pvc := MakePersistentVolumeClaim(pvcConfig, ns)
+	preBindMsg := ""
 	if preBind {
 		preBindMsg = " pre-bound"
 		pvConfig.Prebind = pvc
@@ -232,16 +285,20 @@ func CreatePVCPV(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConf
 	pv := MakePersistentVolume(pvConfig)
 
 	By(fmt.Sprintf("Creating a PVC followed by a%s PV", preBindMsg))
-	// instantiate the pvc
-	pvc = CreatePVC(c, ns, pvc)
+	pvc, err := CreatePVC(c, ns, pvc)
+	if err != nil {
+		return nil, nil, err
+	}
 
 	// instantiate the pv, handle pre-binding by ClaimRef if needed
 	if preBind {
 		pv.Spec.ClaimRef.Name = pvc.Name
 	}
-	pv = createPV(c, pv)
-
-	return pv, pvc
+	pv, err = createPV(c, pv)
+	if err != nil {
+		return nil, pvc, err
+	}
+	return pv, pvc, nil
 }
 
 // Create a PV followed by the PVC based on the passed in nfs-server ip and
@@ -251,8 +308,7 @@ func CreatePVCPV(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConf
 // Note: in the pre-bind case the real PV name, which is generated, is not
 //   known until after the PV is instantiated. This is why the pv is created
 //   before the pvc.
-func CreatePVPVC(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig, ns string, preBind bool) (*v1.PersistentVolume, *v1.PersistentVolumeClaim) {
-
+func CreatePVPVC(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig, ns string, preBind bool) (*v1.PersistentVolume, *v1.PersistentVolumeClaim, error) {
 	preBindMsg := ""
 	if preBind {
 		preBindMsg = " pre-bound"
@@ -264,29 +320,33 @@ func CreatePVPVC(c clientset.Interface, pvConfig PersistentVolumeConfig, pvcConf
 	pvc := MakePersistentVolumeClaim(pvcConfig, ns)
 
 	// instantiate the pv
-	pv = createPV(c, pv)
+	pv, err := createPV(c, pv)
+	if err != nil {
+		return nil, nil, err
+	}
 	// instantiate the pvc, handle pre-binding by VolumeName if needed
 	if preBind {
 		pvc.Spec.VolumeName = pv.Name
 	}
-	pvc = CreatePVC(c, ns, pvc)
-
-	return pv, pvc
+	pvc, err = CreatePVC(c, ns, pvc)
+	if err != nil {
+		return pv, nil, err
+	}
+	return pv, pvc, nil
 }
 
 // Create the desired number of PVs and PVCs and return them in separate maps. If the
 // number of PVs != the number of PVCs then the min of those two counts is the number of
-// PVs expected to bind.
-func CreatePVsPVCs(numpvs, numpvcs int, c clientset.Interface, ns string, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig) (PVMap, PVCMap) {
-
-	var i int
-	var pv *v1.PersistentVolume
-	var pvc *v1.PersistentVolumeClaim
+// PVs expected to bind. If a Create error occurs, the returned maps may contain pv and pvc
+// entries for the resources that were successfully created. In other words, when the caller
+// sees an error returned, it needs to decide what to do about entries in the maps.
+// Note: when the test suite deletes the namespace orphaned pvcs and pods are deleted. However,
+//   orphaned pvs are not deleted and will remain after the suite completes.
+func CreatePVsPVCs(numpvs, numpvcs int, c clientset.Interface, ns string, pvConfig PersistentVolumeConfig, pvcConfig PersistentVolumeClaimConfig) (PVMap, PVCMap, error) {
 	pvMap := make(PVMap, numpvs)
 	pvcMap := make(PVCMap, numpvcs)
-
-	var extraPVs, extraPVCs int
-	extraPVs = numpvs - numpvcs
+	extraPVCs := 0
+	extraPVs := numpvs - numpvcs
 	if extraPVs < 0 {
 		extraPVCs = -extraPVs
 		extraPVs = 0
@@ -294,54 +354,76 @@ func CreatePVsPVCs(numpvs, numpvcs int, c clientset.Interface, ns string, pvConf
 	pvsToCreate := numpvs - extraPVs // want the min(numpvs, numpvcs)
 
 	// create pvs and pvcs
-	for i = 0; i < pvsToCreate; i++ {
-		pv, pvc = CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+	for i := 0; i < pvsToCreate; i++ {
+		pv, pvc, err := CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+		if err != nil {
+			return pvMap, pvcMap, err
+		}
 		pvMap[pv.Name] = pvval{}
 		pvcMap[makePvcKey(ns, pvc.Name)] = pvcval{}
 	}
 
 	// create extra pvs or pvcs as needed
-	for i = 0; i < extraPVs; i++ {
-		pv = MakePersistentVolume(pvConfig)
-		pv = createPV(c, pv)
+	for i := 0; i < extraPVs; i++ {
+		pv := MakePersistentVolume(pvConfig)
+		pv, err := createPV(c, pv)
+		if err != nil {
+			return pvMap, pvcMap, err
+		}
 		pvMap[pv.Name] = pvval{}
 	}
-	for i = 0; i < extraPVCs; i++ {
-		pvc = MakePersistentVolumeClaim(pvcConfig, ns)
-		pvc = CreatePVC(c, ns, pvc)
+	for i := 0; i < extraPVCs; i++ {
+		pvc := MakePersistentVolumeClaim(pvcConfig, ns)
+		pvc, err := CreatePVC(c, ns, pvc)
+		if err != nil {
+			return pvMap, pvcMap, err
+		}
 		pvcMap[makePvcKey(ns, pvc.Name)] = pvcval{}
 	}
-
-	return pvMap, pvcMap
+	return pvMap, pvcMap, nil
 }
 
 // Wait for the pv and pvc to bind to each other.
-func WaitOnPVandPVC(c clientset.Interface, ns string, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim) {
-
+func WaitOnPVandPVC(c clientset.Interface, ns string, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim) error {
 	// Wait for newly created PVC to bind to the PV
 	Logf("Waiting for PV %v to bind to PVC %v", pv.Name, pvc.Name)
 	err := WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, pvc.Name, 3*time.Second, 300*time.Second)
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return fmt.Errorf("PVC %q did not become Bound: %v", pvc.Name, err)
+	}
 
 	// Wait for PersistentVolume.Status.Phase to be Bound, which it should be
 	// since the PVC is already bound.
 	err = WaitForPersistentVolumePhase(v1.VolumeBound, c, pv.Name, 3*time.Second, 300*time.Second)
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return fmt.Errorf("PV %q did not become Bound: %v", pv.Name, err)
+	}
 
 	// Re-get the pv and pvc objects
 	pv, err = c.CoreV1().PersistentVolumes().Get(pv.Name, metav1.GetOptions{})
-	Expect(err).NotTo(HaveOccurred())
-
-	// Re-get the pvc and
+	if err != nil {
+		return fmt.Errorf("PV Get API error: %v", err)
+	}
 	pvc, err = c.CoreV1().PersistentVolumeClaims(ns).Get(pvc.Name, metav1.GetOptions{})
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return fmt.Errorf("PVC Get API error: %v", err)
+	}
 
 	// The pv and pvc are both bound, but to each other?
 	// Check that the PersistentVolume.ClaimRef matches the PVC
-	Expect(pv.Spec.ClaimRef).NotTo(BeNil())
-	Expect(pv.Spec.ClaimRef.Name).To(Equal(pvc.Name))
-	Expect(pvc.Spec.VolumeName).To(Equal(pv.Name))
-	Expect(pv.Spec.ClaimRef.UID).To(Equal(pvc.UID))
+	if pv.Spec.ClaimRef == nil {
+		return fmt.Errorf("PV %q ClaimRef is nil", pv.Name)
+	}
+	if pv.Spec.ClaimRef.Name != pvc.Name {
+		return fmt.Errorf("PV %q ClaimRef's name (%q) should be %q", pv.Name, pv.Spec.ClaimRef.Name, pvc.Name)
+	}
+	if pvc.Spec.VolumeName != pv.Name {
+		return fmt.Errorf("PVC %q VolumeName (%q) should be %q", pvc.Name, pvc.Spec.VolumeName, pv.Name)
+	}
+	if pv.Spec.ClaimRef.UID != pvc.UID {
+		return fmt.Errorf("PV %q ClaimRef's UID (%q) should be %q", pv.Name, pv.Spec.ClaimRef.UID, pvc.UID)
+	}
+	return nil
 }
 
 // Search for bound PVs and PVCs by examining pvols for non-nil claimRefs.
@@ -350,8 +432,7 @@ func WaitOnPVandPVC(c clientset.Interface, ns string, pv *v1.PersistentVolume, p
 //   to situations where the maximum wait times are reached several times in succession,
 //   extending test time. Thus, it is recommended to keep the delta between PVs and PVCs
 //   small.
-func WaitAndVerifyBinds(c clientset.Interface, ns string, pvols PVMap, claims PVCMap, testExpected bool) {
-
+func WaitAndVerifyBinds(c clientset.Interface, ns string, pvols PVMap, claims PVCMap, testExpected bool) error {
 	var actualBinds int
 	expectedBinds := len(pvols)
 	if expectedBinds > len(claims) { // want the min of # pvs or #pvcs
@@ -365,69 +446,108 @@ func WaitAndVerifyBinds(c clientset.Interface, ns string, pvols PVMap, claims PV
 			Logf("      This may be ok since there are more pvs than pvcs")
 			continue
 		}
-		Expect(err).NotTo(HaveOccurred())
+		if err != nil {
+			return fmt.Errorf("PV %q did not become Bound: %v", pvName, err)
+		}
 
 		pv, err := c.CoreV1().PersistentVolumes().Get(pvName, metav1.GetOptions{})
-		Expect(err).NotTo(HaveOccurred())
-		if cr := pv.Spec.ClaimRef; cr != nil && len(cr.Name) > 0 {
+		if err != nil {
+			return fmt.Errorf("PV Get API error: %v", err)
+		}
+		cr := pv.Spec.ClaimRef
+		if cr != nil && len(cr.Name) > 0 {
 			// Assert bound pvc is a test resource. Failing assertion could
 			// indicate non-test PVC interference or a bug in the test
 			pvcKey := makePvcKey(ns, cr.Name)
-			_, found := claims[pvcKey]
-			Expect(found).To(BeTrue(), fmt.Sprintf("PersistentVolume (%q) ClaimRef (%q) does not match any test claims.", pv.Name, cr.Name))
+			if _, found := claims[pvcKey]; !found {
+				return fmt.Errorf("internal: claims map is missing pvc %q", pvcKey)
+			}
 
-			err = WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, cr.Name, 3*time.Second, 180*time.Second)
-			Expect(err).NotTo(HaveOccurred())
+			err := WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, cr.Name, 3*time.Second, 180*time.Second)
+			if err != nil {
+				return fmt.Errorf("PVC %q did not become Bound: %v", cr.Name, err)
+			}
 			actualBinds++
 		}
 	}
 
-	if testExpected {
-		Expect(actualBinds).To(Equal(expectedBinds))
+	if testExpected && actualBinds != expectedBinds {
+		return fmt.Errorf("expect number of bound PVs (%v) to equal number of claims (%v)", actualBinds, expectedBinds)
 	}
+	return nil
 }
 
 // Test the pod's exit code to be zero.
-func testPodSuccessOrFail(c clientset.Interface, ns string, pod *v1.Pod) {
-
+func testPodSuccessOrFail(c clientset.Interface, ns string, pod *v1.Pod) error {
 	By("Pod should terminate with exitcode 0 (success)")
-	err := WaitForPodSuccessInNamespace(c, pod.Name, ns)
-	Expect(err).NotTo(HaveOccurred())
+	if err := WaitForPodSuccessInNamespace(c, pod.Name, ns); err != nil {
+		return fmt.Errorf("pod %q failed to reach Success: %v", pod.Name, err)
+	}
 	Logf("Pod %v succeeded ", pod.Name)
+	return nil
 }
 
 // Deletes the passed-in pod and waits for the pod to be terminated. Resilient to the pod
 // not existing.
-func DeletePodWithWait(f *Framework, c clientset.Interface, pod *v1.Pod) {
-
+func DeletePodWithWait(f *Framework, c clientset.Interface, pod *v1.Pod) error {
 	if pod == nil {
-		return
+		return nil
 	}
 	Logf("Deleting pod %v", pod.Name)
 	err := c.CoreV1().Pods(pod.Namespace).Delete(pod.Name, nil)
 	if err != nil {
 		if apierrs.IsNotFound(err) {
-			return // assume pod was deleted already
+			return nil // assume pod was deleted already
 		}
-		Expect(err).NotTo(HaveOccurred())
+		return fmt.Errorf("pod Get API error: %v", err)
 	}
 
 	// wait for pod to terminate
 	err = f.WaitForPodTerminated(pod.Name, "")
+	if err != nil && !apierrs.IsNotFound(err) {
+		return fmt.Errorf("error deleting pod %q: %v", pod.Name, err)
+	}
+	if apierrs.IsNotFound(err) {
+		Logf("Ignore \"not found\" error above. Pod %q successfully deleted", pod.Name)
+	}
+	return nil
+}
+
+// Create the test pod, wait for (hopefully) success, and then delete the pod.
+// Note: need named return value so that the err assignment in the defer sets the returned error.
+//       Has been shown to be necessary using Go 1.7.
+func CreateWaitAndDeletePod(f *Framework, c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) (err error) {
+	Logf("Creating nfs test pod")
+	pod := MakeWritePod(ns, pvc)
+	runPod, err := c.CoreV1().Pods(ns).Create(pod)
 	if err != nil {
-		Expect(apierrs.IsNotFound(err)).To(BeTrue(), fmt.Sprintf("Expected 'IsNotFound' error deleting pod \"%v/%v\", instead got: %v", pod.Namespace, pod.Name, err))
-		Logf("Ignore \"not found\" error above")
+		return fmt.Errorf("pod Create API error: %v", err)
 	}
-	Logf("Pod %q successfully deleted", pod.Name)
+	defer func() {
+		delErr := DeletePodWithWait(f, c, runPod)
+		if err == nil { // don't override previous err value
+			err = delErr // assign to returned err, can be nil
+		}
+	}()
+
+	err = testPodSuccessOrFail(c, ns, runPod)
+	if err != nil {
+		return fmt.Errorf("pod %q did not exit with Success: %v", runPod.Name, err)
+	}
+	return // note: named return value
 }
 
 // Sanity check for GCE testing.  Verify the persistent disk attached to the node.
-func VerifyGCEDiskAttached(diskName string, nodeName types.NodeName) bool {
+func VerifyGCEDiskAttached(diskName string, nodeName types.NodeName) (bool, error) {
 	gceCloud, err := GetGCECloud()
-	Expect(err).NotTo(HaveOccurred())
+	if err != nil {
+		return false, fmt.Errorf("GetGCECloud error: %v", err)
+	}
 	isAttached, err := gceCloud.DiskIsAttached(diskName, nodeName)
-	Expect(err).NotTo(HaveOccurred())
-	return isAttached
+	if err != nil {
+		return false, fmt.Errorf("cannot verify if GCE disk is attached: %v", err)
+	}
+	return isAttached, nil
 }
 
 // Return a pvckey struct.
@@ -438,14 +558,11 @@ func makePvcKey(ns, name string) types.NamespacedName {
 // Returns a PV definition based on the nfs server IP. If the PVC is not nil
 // then the PV is defined with a ClaimRef which includes the PVC's namespace.
 // If the PVC is nil then the PV is not defined with a ClaimRef.  If no reclaimPolicy
-// is assigned, assumes "Retain".
-// Note: the passed-in claim does not have a name until it is created
-//   (instantiated) and thus the PV's ClaimRef cannot be completely filled-in in
-//   this func. Therefore, the ClaimRef's name is added later in
-//   createPVCPV.
+// is assigned, assumes "Retain". Specs are expected to match the test's PVC.
+// Note: the passed-in claim does not have a name until it is created and thus the PV's
+//   ClaimRef cannot be completely filled-in in this func. Therefore, the ClaimRef's name
+//   is added later in createPVCPV.
 func MakePersistentVolume(pvConfig PersistentVolumeConfig) *v1.PersistentVolume {
-	// Specs are expected to match the test's PersistentVolumeClaim
-
 	var claimRef *v1.ObjectReference
 	// If the reclaimPolicy is not provided, assume Retain
 	if pvConfig.ReclaimPolicy == "" {
@@ -513,30 +630,31 @@ func MakePersistentVolumeClaim(cfg PersistentVolumeClaimConfig, ns string) *v1.P
 }
 
 func CreatePDWithRetry() (string, error) {
-	newDiskName := ""
 	var err error
 	for start := time.Now(); time.Since(start) < PDRetryTimeout; time.Sleep(PDRetryPollTime) {
-		if newDiskName, err = createPD(); err != nil {
-			Logf("Couldn't create a new PD. Sleeping 5 seconds (%v)", err)
+		newDiskName, err := createPD()
+		if err != nil {
+			Logf("Couldn't create a new PD, sleeping 5 seconds: %v", err)
 			continue
 		}
 		Logf("Successfully created a new PD: %q.", newDiskName)
-		break
+		return newDiskName, nil
 	}
-	return newDiskName, err
+	return "", err
 }
 
-func DeletePDWithRetry(diskName string) {
+func DeletePDWithRetry(diskName string) error {
 	var err error
 	for start := time.Now(); time.Since(start) < PDRetryTimeout; time.Sleep(PDRetryPollTime) {
-		if err = deletePD(diskName); err != nil {
-			Logf("Couldn't delete PD %q. Sleeping 5 seconds (%v)", diskName, err)
+		err = deletePD(diskName)
+		if err != nil {
+			Logf("Couldn't delete PD %q, sleeping %v: %v", diskName, PDRetryPollTime, err)
 			continue
 		}
 		Logf("Successfully deleted PD %q.", diskName)
-		break
+		return nil
 	}
-	ExpectNoError(err, "Error deleting PD")
+	return fmt.Errorf("unable to delete PD %q: %v", diskName, err)
 }
 
 func createPD() (string, error) {
@@ -572,7 +690,7 @@ func createPD() (string, error) {
 		volumeName := "aws://" + az + "/" + awsID
 		return volumeName, nil
 	} else {
-		return "", fmt.Errorf("Provider does not support volume creation")
+		return "", fmt.Errorf("provider does not support volume creation")
 	}
 }
 
@@ -591,7 +709,7 @@ func deletePD(pdName string) error {
 				return nil
 			}
 
-			Logf("Error deleting PD %q: %v", pdName, err)
+			Logf("error deleting PD %q: %v", pdName, err)
 		}
 		return err
 	} else if TestContext.Provider == "aws" {
@@ -604,30 +722,17 @@ func deletePD(pdName string) error {
 		_, err := client.DeleteVolume(request)
 		if err != nil {
 			if awsError, ok := err.(awserr.Error); ok && awsError.Code() == "InvalidVolume.NotFound" {
-				Logf("Volume deletion implicitly succeeded because volume %q does not exist.", pdName)
+				Logf("volume deletion implicitly succeeded because volume %q does not exist.", pdName)
 			} else {
 				return fmt.Errorf("error deleting EBS volumes: %v", err)
 			}
 		}
 		return nil
 	} else {
-		return fmt.Errorf("Provider does not support volume deletion")
+		return fmt.Errorf("provider does not support volume deletion")
 	}
 }
 
-// Create the test pod, wait for success, and then delete the pod.
-func CreateWaitAndDeletePod(f *Framework, c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) {
-	Logf("Creating nfs test pod")
-	pod := MakeWritePod(ns, pvc)
-	runPod, err := c.CoreV1().Pods(ns).Create(pod)
-	Expect(err).NotTo(HaveOccurred())
-	Expect(runPod).NotTo(BeNil())
-	defer DeletePodWithWait(f, c, runPod)
-
-	// Wait for the test pod to complete its lifecycle
-	testPodSuccessOrFail(c, ns, runPod)
-}
-
 // Returns a pod definition based on the namespace. The pod references the PVC's
 // name.
 func MakeWritePod(ns string, pvc *v1.PersistentVolumeClaim) *v1.Pod {
@@ -677,38 +782,49 @@ func MakePod(ns string, pvclaims []*v1.PersistentVolumeClaim, isPrivileged bool,
 }
 
 // create pod with given claims
-func CreatePod(client clientset.Interface, namespace string, pvclaims []*v1.PersistentVolumeClaim, isPrivileged bool, command string) *v1.Pod {
-	podSpec := MakePod(namespace, pvclaims, isPrivileged, command)
-	pod, err := client.CoreV1().Pods(namespace).Create(podSpec)
-	Expect(err).NotTo(HaveOccurred())
-
+func CreatePod(client clientset.Interface, namespace string, pvclaims []*v1.PersistentVolumeClaim, isPrivileged bool, command string) (*v1.Pod, error) {
+	pod := MakePod(namespace, pvclaims, isPrivileged, command)
+	pod, err := client.CoreV1().Pods(namespace).Create(pod)
+	if err != nil {
+		return nil, fmt.Errorf("pod Create API error: %v", err)
+	}
 	// Waiting for pod to be running
-	Expect(WaitForPodNameRunningInNamespace(client, pod.Name, namespace)).To(Succeed())
-
+	err = WaitForPodNameRunningInNamespace(client, pod.Name, namespace)
+	if err != nil {
+		return pod, fmt.Errorf("pod %q is not Running: %v", pod.Name, err)
+	}
 	// get fresh pod info
 	pod, err = client.CoreV1().Pods(namespace).Get(pod.Name, metav1.GetOptions{})
-	Expect(err).NotTo(HaveOccurred())
-	return pod
+	if err != nil {
+		return pod, fmt.Errorf("pod Get API error: %v", err)
+	}
+	return pod, nil
 }
 
 // Define and create a pod with a mounted PV.  Pod runs infinite loop until killed.
-func CreateClientPod(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) *v1.Pod {
+func CreateClientPod(c clientset.Interface, ns string, pvc *v1.PersistentVolumeClaim) (*v1.Pod, error) {
 	return CreatePod(c, ns, []*v1.PersistentVolumeClaim{pvc}, true, "")
 }
 
 // wait until all pvcs phase set to bound
-func WaitForPVClaimBoundPhase(client clientset.Interface, pvclaims []*v1.PersistentVolumeClaim) []*v1.PersistentVolume {
-	var persistentvolumes = make([]*v1.PersistentVolume, len(pvclaims))
+func WaitForPVClaimBoundPhase(client clientset.Interface, pvclaims []*v1.PersistentVolumeClaim) ([]*v1.PersistentVolume, error) {
+	persistentvolumes := make([]*v1.PersistentVolume, len(pvclaims))
+
 	for index, claim := range pvclaims {
 		err := WaitForPersistentVolumeClaimPhase(v1.ClaimBound, client, claim.Namespace, claim.Name, Poll, ClaimProvisionTimeout)
-		Expect(err).NotTo(HaveOccurred())
+		if err != nil {
+			return persistentvolumes, err
+		}
 		// Get new copy of the claim
-		claim, err := client.CoreV1().PersistentVolumeClaims(claim.Namespace).Get(claim.Name, metav1.GetOptions{})
-		Expect(err).NotTo(HaveOccurred())
-
+		claim, err = client.CoreV1().PersistentVolumeClaims(claim.Namespace).Get(claim.Name, metav1.GetOptions{})
+		if err != nil {
+			return persistentvolumes, fmt.Errorf("PVC Get API error: %v", err)
+		}
 		// Get the bounded PV
 		persistentvolumes[index], err = client.CoreV1().PersistentVolumes().Get(claim.Spec.VolumeName, metav1.GetOptions{})
-		Expect(err).NotTo(HaveOccurred())
+		if err != nil {
+			return persistentvolumes, fmt.Errorf("PV Get API error: %v", err)
+		}
 	}
-	return persistentvolumes
+	return persistentvolumes, nil
 }

test/e2e/kubelet.go

@@ -457,8 +457,8 @@ var _ = framework.KubeDescribe("kubelet", func() {
 			})
 
 			AfterEach(func() {
-				framework.DeletePodWithWait(f, c, pod)
-				framework.DeletePodWithWait(f, c, nfsServerPod)
+				framework.ExpectNoError(framework.DeletePodWithWait(f, c, pod), "AfterEach: Failed to delete pod ", pod.Name)
+				framework.ExpectNoError(framework.DeletePodWithWait(f, c, nfsServerPod), "AfterEach: Failed to delete pod ", nfsServerPod.Name)
 			})
 
 			// execute It blocks from above table of tests
@@ -470,7 +470,7 @@ var _ = framework.KubeDescribe("kubelet", func() {
 					stopNfsServer(nfsServerPod)
 
 					By("Delete the pod mounted to the NFS volume")
-					framework.DeletePodWithWait(f, c, pod)
+					framework.ExpectNoError(framework.DeletePodWithWait(f, c, pod), "Failed to delete pod ", pod.Name)
 					// pod object is now stale, but is intentionally not nil
 
 					By("Check if pod's host has been cleaned up -- expect not")

test/e2e/storage/BUILD

@@ -52,6 +52,7 @@ go_library(
         "//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/types:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/uuid:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/wait:go_default_library",

test/e2e/storage/pd.go

@@ -521,7 +521,7 @@ var _ = framework.KubeDescribe("Pod Disks", func() {
 		framework.SkipUnlessProviderIs("gce")
 
 		By("delete a PD")
-		framework.DeletePDWithRetry("non-exist")
+		framework.ExpectNoError(framework.DeletePDWithRetry("non-exist"))
 	})
 })
 
@@ -697,7 +697,7 @@ func detachAndDeletePDs(diskName string, hosts []types.NodeName) {
 		waitForPDDetach(diskName, host)
 	}
 	By(fmt.Sprintf("Deleting PD %q", diskName))
-	framework.DeletePDWithRetry(diskName)
+	framework.ExpectNoError(framework.DeletePDWithRetry(diskName))
 }
 
 func waitForPDInVolumesInUse(

test/e2e/storage/persistent_volumes-disruptive.go

@@ -184,7 +184,7 @@ func testVolumeUnmountsFromDeletedPod(c clientset.Interface, f *framework.Framew
 
 	By("Restarting the kubelet.")
 	kubeletCommand(kStop, c, clientPod)
-	framework.DeletePodWithWait(f, c, clientPod)
+	framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "Failed to delete pod ", clientPod.Name)
 	kubeletCommand(kStart, c, clientPod)
 
 	By("Expecting the volume mount not to be found.")
@@ -195,13 +195,16 @@ func testVolumeUnmountsFromDeletedPod(c clientset.Interface, f *framework.Framew
 	framework.Logf("Volume mount detected on pod and written file is readable post-restart.")
 }
 
-// initTestCase initializes spec resources (pv, pvc, and pod) and returns pointers to be consumed by the test
+// initTestCase initializes spec resources (pv, pvc, and pod) and returns pointers to be consumed
+// by the test.
 func initTestCase(f *framework.Framework, c clientset.Interface, pvConfig framework.PersistentVolumeConfig, pvcConfig framework.PersistentVolumeClaimConfig, ns, nodeName string) (*v1.Pod, *v1.PersistentVolume, *v1.PersistentVolumeClaim) {
-	pv, pvc := framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+
+	pv, pvc, err := framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+	Expect(err).NotTo(HaveOccurred())
 	pod := framework.MakePod(ns, []*v1.PersistentVolumeClaim{pvc}, true, "")
 	pod.Spec.NodeName = nodeName
 	framework.Logf("Creating nfs client Pod %s on node %s", pod.Name, nodeName)
-	pod, err := c.CoreV1().Pods(ns).Create(pod)
+	pod, err = c.CoreV1().Pods(ns).Create(pod)
 	Expect(err).NotTo(HaveOccurred())
 	err = framework.WaitForPodRunningInNamespace(c, pod)
 	Expect(err).NotTo(HaveOccurred())
@@ -217,9 +220,9 @@ func initTestCase(f *framework.Framework, c clientset.Interface, pvConfig framew
 
 // tearDownTestCase destroy resources created by initTestCase.
 func tearDownTestCase(c clientset.Interface, f *framework.Framework, ns string, pod *v1.Pod, pvc *v1.PersistentVolumeClaim, pv *v1.PersistentVolume) {
-	framework.DeletePodWithWait(f, c, pod)
-	framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
-	framework.DeletePersistentVolume(c, pv.Name)
+	framework.ExpectNoError(framework.DeletePodWithWait(f, c, pod), "tearDown: Failed to delete pod ", pod.Name)
+	framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "tearDown: Failed to delete PVC ", pvc.Name)
+	framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "tearDown: Failed to delete PV ", pv.Name)
 }
 
 // kubeletCommand performs `start`, `restart`, or `stop` on the kubelet running on the node of the target pod.

test/e2e/storage/persistent_volumes-gce.go

@@ -24,6 +24,7 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/types"
+	utilerrors "k8s.io/apimachinery/pkg/util/errors"
 	"k8s.io/kubernetes/pkg/api/v1"
 	"k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
 	"k8s.io/kubernetes/test/e2e/framework"
@@ -41,11 +42,13 @@ func verifyGCEDiskAttached(diskName string, nodeName types.NodeName) bool {
 // initializeGCETestSpec creates a PV, PVC, and ClientPod that will run until killed by test or clean up.
 func initializeGCETestSpec(c clientset.Interface, ns string, pvConfig framework.PersistentVolumeConfig, pvcConfig framework.PersistentVolumeClaimConfig, isPrebound bool) (*v1.Pod, *v1.PersistentVolume, *v1.PersistentVolumeClaim) {
 	By("Creating the PV and PVC")
-	pv, pvc := framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, isPrebound)
-	framework.WaitOnPVandPVC(c, ns, pv, pvc)
+	pv, pvc, err := framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, isPrebound)
+	Expect(err).NotTo(HaveOccurred())
+	framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc))
 
 	By("Creating the Client Pod")
-	clientPod := framework.CreateClientPod(c, ns, pvc)
+	clientPod, err := framework.CreateClientPod(c, ns, pvc)
+	Expect(err).NotTo(HaveOccurred())
 	return clientPod, pv, pvc
 }
 
@@ -104,11 +107,13 @@ var _ = framework.KubeDescribe("PersistentVolumes:GCEPD [Volume]", func() {
 	AfterEach(func() {
 		framework.Logf("AfterEach: Cleaning up test resources")
 		if c != nil {
-			framework.DeletePodWithWait(f, c, clientPod)
-			framework.PVPVCCleanup(c, ns, pv, pvc)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod))
+			if errs := framework.PVPVCCleanup(c, ns, pv, pvc); len(errs) > 0 {
+				framework.Failf("AfterEach: Failed to delete PVC and/or PV. Errors: %v", utilerrors.NewAggregate(errs))
+			}
 			clientPod, pv, pvc, node = nil, nil, nil, ""
 			if diskName != "" {
-				framework.DeletePDWithRetry(diskName)
+				framework.ExpectNoError(framework.DeletePDWithRetry(diskName))
 			}
 		}
 	})
@@ -118,15 +123,14 @@ var _ = framework.KubeDescribe("PersistentVolumes:GCEPD [Volume]", func() {
 	It("should test that deleting a PVC before the pod does not cause pod deletion to fail on PD detach", func() {
 
 		By("Deleting the Claim")
-		framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
-		verifyGCEDiskAttached(diskName, node)
+		framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Unable to delete PVC ", pvc.Name)
+		Expect(verifyGCEDiskAttached(diskName, node)).To(BeTrue())
 
 		By("Deleting the Pod")
-		framework.DeletePodWithWait(f, c, clientPod)
+		framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "Failed to delete pod ", clientPod.Name)
 
 		By("Verifying Persistent Disk detach")
-		err = waitForPDDetach(diskName, node)
-		Expect(err).NotTo(HaveOccurred())
+		framework.ExpectNoError(waitForPDDetach(diskName, node), "PD ", diskName, " did not detach")
 	})
 
 	// Attach a persistent disk to a pod using a PVC.
@@ -134,15 +138,14 @@ var _ = framework.KubeDescribe("PersistentVolumes:GCEPD [Volume]", func() {
 	It("should test that deleting the PV before the pod does not cause pod deletion to fail on PD detach", func() {
 
 		By("Deleting the Persistent Volume")
-		framework.DeletePersistentVolume(c, pv.Name)
-		verifyGCEDiskAttached(diskName, node)
+		framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "Failed to delete PV ", pv.Name)
+		Expect(verifyGCEDiskAttached(diskName, node)).To(BeTrue())
 
 		By("Deleting the client pod")
-		framework.DeletePodWithWait(f, c, clientPod)
+		framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "Failed to delete pod ", clientPod.Name)
 
 		By("Verifying Persistent Disk detaches")
-		err = waitForPDDetach(diskName, node)
-		Expect(err).NotTo(HaveOccurred())
+		framework.ExpectNoError(waitForPDDetach(diskName, node), "PD ", diskName, " did not detach")
 	})
 
 	// Test that a Pod and PVC attached to a GCEPD successfully unmounts and detaches when the encompassing Namespace is deleted.
@@ -156,7 +159,6 @@ var _ = framework.KubeDescribe("PersistentVolumes:GCEPD [Volume]", func() {
 		Expect(err).NotTo(HaveOccurred())
 
 		By("Verifying Persistent Disk detaches")
-		err = waitForPDDetach(diskName, node)
-		Expect(err).NotTo(HaveOccurred())
+		framework.ExpectNoError(waitForPDDetach(diskName, node), "PD ", diskName, " did not detach")
 	})
 })

test/e2e/storage/persistent_volumes-vsphere.go

@@ -17,7 +17,6 @@ limitations under the License.
 package storage
 
 import (
-	apierrs "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/kubernetes/pkg/api/v1"
@@ -95,11 +94,13 @@ var _ = framework.KubeDescribe("PersistentVolumes:vsphere", func() {
 			}
 		}
 		By("Creating the PV and PVC")
-		pv, pvc = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
-		framework.WaitOnPVandPVC(c, ns, pv, pvc)
+		pv, pvc, err = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+		Expect(err).NotTo(HaveOccurred())
+		framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc))
 
 		By("Creating the Client Pod")
-		clientPod = framework.CreateClientPod(c, ns, pvc)
+		clientPod, err = framework.CreateClientPod(c, ns, pvc)
+		Expect(err).NotTo(HaveOccurred())
 		node := types.NodeName(clientPod.Spec.NodeName)
 
 		By("Verify disk should be attached to the node")
@@ -111,18 +112,13 @@ var _ = framework.KubeDescribe("PersistentVolumes:vsphere", func() {
 	AfterEach(func() {
 		framework.Logf("AfterEach: Cleaning up test resources")
 		if c != nil {
-			if clientPod != nil {
-				clientPod, err = c.CoreV1().Pods(ns).Get(clientPod.Name, metav1.GetOptions{})
-				if !apierrs.IsNotFound(err) {
-					framework.DeletePodWithWait(f, c, clientPod)
-				}
-			}
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "AfterEach: failed to delete pod ", clientPod.Name)
 
 			if pv != nil {
-				framework.DeletePersistentVolume(c, pv.Name)
+				framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "AfterEach: failed to delete PV ", pv.Name)
 			}
 			if pvc != nil {
-				framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
+				framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "AfterEach: failed to delete PVC ", pvc.Name)
 			}
 		}
 	})
@@ -150,16 +146,11 @@ var _ = framework.KubeDescribe("PersistentVolumes:vsphere", func() {
 
 	It("should test that deleting a PVC before the pod does not cause pod deletion to fail on PD detach", func() {
 		By("Deleting the Claim")
-		framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
-
-		pvc, err = c.CoreV1().PersistentVolumeClaims(ns).Get(pvc.Name, metav1.GetOptions{})
-		if !apierrs.IsNotFound(err) {
-			Expect(err).NotTo(HaveOccurred())
-		}
+		framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Failed to delete PVC ", pvc.Name)
 		pvc = nil
-		By("Deleting the Pod")
-		framework.DeletePodWithWait(f, c, clientPod)
 
+		By("Deleting the Pod")
+		framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "Failed to delete pod ", clientPod.Name)
 	})
 
 	/*
@@ -171,13 +162,10 @@ var _ = framework.KubeDescribe("PersistentVolumes:vsphere", func() {
 	*/
 	It("should test that deleting the PV before the pod does not cause pod deletion to fail on PD detach", func() {
 		By("Deleting the Persistent Volume")
-		framework.DeletePersistentVolume(c, pv.Name)
-		pv, err = c.CoreV1().PersistentVolumes().Get(pv.Name, metav1.GetOptions{})
-		if !apierrs.IsNotFound(err) {
-			Expect(err).NotTo(HaveOccurred())
-		}
+		framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "Failed to delete PV ", pv.Name)
 		pv = nil
+
 		By("Deleting the pod")
-		framework.DeletePodWithWait(f, c, clientPod)
+		framework.ExpectNoError(framework.DeletePodWithWait(f, c, clientPod), "Failed to delete pod ", clientPod.Name)
 	})
 })

test/e2e/storage/persistent_volumes.go

@@ -18,12 +18,14 @@ package storage
 
 import (
 	"fmt"
+	"strings"
 	"time"
 
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
+	utilerrors "k8s.io/apimachinery/pkg/util/errors"
 	"k8s.io/kubernetes/pkg/api/v1"
 	"k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
 	"k8s.io/kubernetes/test/e2e/framework"
@@ -32,19 +34,18 @@ import (
 // Validate PV/PVC, create and verify writer pod, delete the PVC, and validate the PV's
 // phase. Note: the PV is deleted in the AfterEach, not here.
 func completeTest(f *framework.Framework, c clientset.Interface, ns string, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim) {
-
 	// 1. verify that the PV and PVC have bound correctly
 	By("Validating the PV-PVC binding")
-	framework.WaitOnPVandPVC(c, ns, pv, pvc)
+	framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc))
 
 	// 2. create the nfs writer pod, test if the write was successful,
 	//    then delete the pod and verify that it was deleted
 	By("Checking pod has write access to PersistentVolume")
-	framework.CreateWaitAndDeletePod(f, c, ns, pvc)
+	framework.ExpectNoError(framework.CreateWaitAndDeletePod(f, c, ns, pvc))
 
 	// 3. delete the PVC, wait for PV to become "Released"
 	By("Deleting the PVC to invoke the reclaim policy.")
-	framework.DeletePVCandValidatePV(c, ns, pvc, pv, v1.VolumeReleased)
+	framework.ExpectNoError(framework.DeletePVCandValidatePV(c, ns, pvc, pv, v1.VolumeReleased))
 }
 
 // Validate pairs of PVs and PVCs, create and verify writer pod, delete PVC and validate
@@ -52,26 +53,36 @@ func completeTest(f *framework.Framework, c clientset.Interface, ns string, pv *
 // Note: the PV is deleted in the AfterEach, not here.
 // Note: this func is serialized, we wait for each pod to be deleted before creating the
 //   next pod. Adding concurrency is a TODO item.
-func completeMultiTest(f *framework.Framework, c clientset.Interface, ns string, pvols framework.PVMap, claims framework.PVCMap, expectPhase v1.PersistentVolumePhase) {
+func completeMultiTest(f *framework.Framework, c clientset.Interface, ns string, pvols framework.PVMap, claims framework.PVCMap, expectPhase v1.PersistentVolumePhase) error {
+	var err error
 
 	// 1. verify each PV permits write access to a client pod
 	By("Checking pod has write access to PersistentVolumes")
 	for pvcKey := range claims {
 		pvc, err := c.CoreV1().PersistentVolumeClaims(pvcKey.Namespace).Get(pvcKey.Name, metav1.GetOptions{})
-		Expect(err).NotTo(HaveOccurred())
+		if err != nil {
+			return fmt.Errorf("error getting pvc %q: %v", pvcKey.Name, err)
+		}
 		if len(pvc.Spec.VolumeName) == 0 {
 			continue // claim is not bound
 		}
 		// sanity test to ensure our maps are in sync
 		_, found := pvols[pvc.Spec.VolumeName]
-		Expect(found).To(BeTrue())
+		if !found {
+			return fmt.Errorf("internal: pvols map is missing volume %q", pvc.Spec.VolumeName)
+		}
 		// TODO: currently a serialized test of each PV
-		framework.CreateWaitAndDeletePod(f, c, pvcKey.Namespace, pvc)
+		if err = framework.CreateWaitAndDeletePod(f, c, pvcKey.Namespace, pvc); err != nil {
+			return err
+		}
 	}
 
 	// 2. delete each PVC, wait for its bound PV to reach `expectedPhase`
-	By("Deleting PVCs to invoke recycler")
-	framework.DeletePVCandValidatePVGroup(c, ns, pvols, claims, expectPhase)
+	By("Deleting PVCs to invoke reclaim policy")
+	if err = framework.DeletePVCandValidatePVGroup(c, ns, pvols, claims, expectPhase); err != nil {
+		return err
+	}
+	return nil
 }
 
 // initNFSserverPod wraps volumes.go's startVolumeServer to return a running nfs host pod
@@ -99,6 +110,7 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 		selector  *metav1.LabelSelector
 		pv        *v1.PersistentVolume
 		pvc       *v1.PersistentVolumeClaim
+		err       error
 	)
 
 	BeforeEach(func() {
@@ -143,17 +155,18 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 		})
 
 		AfterEach(func() {
-			framework.DeletePodWithWait(f, c, nfsServerPod)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, nfsServerPod), "AfterEach: Failed to delete pod ", nfsServerPod.Name)
 			pv, pvc = nil, nil
 			pvConfig, pvcConfig = framework.PersistentVolumeConfig{}, framework.PersistentVolumeClaimConfig{}
 		})
 
 		Context("with Single PV - PVC pairs", func() {
-
 			// Note: this is the only code where the pv is deleted.
 			AfterEach(func() {
 				framework.Logf("AfterEach: Cleaning up test resources.")
-				framework.PVPVCCleanup(c, ns, pv, pvc)
+				if errs := framework.PVPVCCleanup(c, ns, pv, pvc); len(errs) > 0 {
+					framework.Failf("AfterEach: Failed to delete PVC and/or PV. Errors: %v", utilerrors.NewAggregate(errs))
+				}
 			})
 
 			// Individual tests follow:
@@ -162,7 +175,8 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			// contains the claim. Verify that the PV and PVC bind correctly, and
 			// that the pod can write to the nfs volume.
 			It("should create a non-pre-bound PV and PVC: test write access ", func() {
-				pv, pvc = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+				pv, pvc, err = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+				Expect(err).NotTo(HaveOccurred())
 				completeTest(f, c, ns, pv, pvc)
 			})
 
@@ -170,7 +184,8 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			// pod that contains the claim. Verify that the PV and PVC bind
 			// correctly, and that the pod can write to the nfs volume.
 			It("create a PVC and non-pre-bound PV: test write access", func() {
-				pv, pvc = framework.CreatePVCPV(c, pvConfig, pvcConfig, ns, false)
+				pv, pvc, err = framework.CreatePVCPV(c, pvConfig, pvcConfig, ns, false)
+				Expect(err).NotTo(HaveOccurred())
 				completeTest(f, c, ns, pv, pvc)
 			})
 
@@ -178,7 +193,8 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			// and a pod that contains the claim. Verify that the PV and PVC bind
 			// correctly, and that the pod can write to the nfs volume.
 			It("create a PVC and a pre-bound PV: test write access", func() {
-				pv, pvc = framework.CreatePVCPV(c, pvConfig, pvcConfig, ns, true)
+				pv, pvc, err = framework.CreatePVCPV(c, pvConfig, pvcConfig, ns, true)
+				Expect(err).NotTo(HaveOccurred())
 				completeTest(f, c, ns, pv, pvc)
 			})
 
@@ -186,7 +202,8 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			// and a pod that contains the claim. Verify that the PV and PVC bind
 			// correctly, and that the pod can write to the nfs volume.
 			It("create a PV and a pre-bound PVC: test write access", func() {
-				pv, pvc = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, true)
+				pv, pvc, err = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, true)
+				Expect(err).NotTo(HaveOccurred())
 				completeTest(f, c, ns, pv, pvc)
 			})
 		})
@@ -205,40 +222,51 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			// define the maximum number of PVs and PVCs supported by these tests
 			const maxNumPVs = 10
 			const maxNumPVCs = 10
-			// create the pv and pvc maps to be reused in the It blocks
-			pvols := make(framework.PVMap, maxNumPVs)
-			claims := make(framework.PVCMap, maxNumPVCs)
+			// scope the pv and pvc maps to be available in the AfterEach
+			// note: these maps are created fresh in CreatePVsPVCs()
+			var pvols framework.PVMap
+			var claims framework.PVCMap
 
 			AfterEach(func() {
 				framework.Logf("AfterEach: deleting %v PVCs and %v PVs...", len(claims), len(pvols))
-				framework.PVPVCMapCleanup(c, ns, pvols, claims)
+				errs := framework.PVPVCMapCleanup(c, ns, pvols, claims)
+				if len(errs) > 0 {
+					errmsg := []string{}
+					for _, e := range errs {
+						errmsg = append(errmsg, e.Error())
+					}
+					framework.Failf("AfterEach: Failed to delete 1 or more PVs/PVCs. Errors: %v", strings.Join(errmsg, "; "))
+				}
 			})
 
 			// Create 2 PVs and 4 PVCs.
 			// Note: PVs are created before claims and no pre-binding
 			It("should create 2 PVs and 4 PVCs: test write access", func() {
 				numPVs, numPVCs := 2, 4
-				pvols, claims = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
-				framework.WaitAndVerifyBinds(c, ns, pvols, claims, true)
-				completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased)
+				pvols, claims, err = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
+				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitAndVerifyBinds(c, ns, pvols, claims, true))
+				framework.ExpectNoError(completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased))
 			})
 
 			// Create 3 PVs and 3 PVCs.
 			// Note: PVs are created before claims and no pre-binding
 			It("should create 3 PVs and 3 PVCs: test write access", func() {
 				numPVs, numPVCs := 3, 3
-				pvols, claims = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
-				framework.WaitAndVerifyBinds(c, ns, pvols, claims, true)
-				completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased)
+				pvols, claims, err = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
+				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitAndVerifyBinds(c, ns, pvols, claims, true))
+				framework.ExpectNoError(completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased))
 			})
 
 			// Create 4 PVs and 2 PVCs.
 			// Note: PVs are created before claims and no pre-binding.
 			It("should create 4 PVs and 2 PVCs: test write access", func() {
 				numPVs, numPVCs := 4, 2
-				pvols, claims = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
-				framework.WaitAndVerifyBinds(c, ns, pvols, claims, true)
-				completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased)
+				pvols, claims, err = framework.CreatePVsPVCs(numPVs, numPVCs, c, ns, pvConfig, pvcConfig)
+				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitAndVerifyBinds(c, ns, pvols, claims, true))
+				framework.ExpectNoError(completeMultiTest(f, c, ns, pvols, claims, v1.VolumeReleased))
 			})
 		})
 
@@ -248,13 +276,16 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 		Context("when invoking the Recycle reclaim policy", func() {
 			BeforeEach(func() {
 				pvConfig.ReclaimPolicy = v1.PersistentVolumeReclaimRecycle
-				pv, pvc = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
-				framework.WaitOnPVandPVC(c, ns, pv, pvc)
+				pv, pvc, err = framework.CreatePVPVC(c, pvConfig, pvcConfig, ns, false)
+				Expect(err).NotTo(HaveOccurred(), "BeforeEach: Failed to create PV/PVC")
+				framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc), "BeforeEach: WaitOnPVandPVC failed")
 			})
 
 			AfterEach(func() {
 				framework.Logf("AfterEach: Cleaning up test resources.")
-				framework.PVPVCCleanup(c, ns, pv, pvc)
+				if errs := framework.PVPVCCleanup(c, ns, pv, pvc); len(errs) > 0 {
+					framework.Failf("AfterEach: Failed to delete PVC and/or PV. Errors: %v", utilerrors.NewAggregate(errs))
+				}
 			})
 
 			// This It() tests a scenario where a PV is written to by a Pod, recycled, then the volume checked
@@ -263,18 +294,18 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 			It("should test that a PV becomes Available and is clean after the PVC is deleted. [Volume]", func() {
 				By("Writing to the volume.")
 				pod := framework.MakeWritePod(ns, pvc)
-				pod, err := c.CoreV1().Pods(ns).Create(pod)
-				Expect(err).NotTo(HaveOccurred())
-				err = framework.WaitForPodSuccessInNamespace(c, pod.Name, ns)
+				pod, err = c.CoreV1().Pods(ns).Create(pod)
 				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitForPodSuccessInNamespace(c, pod.Name, ns))
 
-				framework.DeletePVCandValidatePV(c, ns, pvc, pv, v1.VolumeAvailable)
+				By("Deleting the claim")
+				framework.ExpectNoError(framework.DeletePVCandValidatePV(c, ns, pvc, pv, v1.VolumeAvailable))
 
 				By("Re-mounting the volume.")
 				pvc = framework.MakePersistentVolumeClaim(pvcConfig, ns)
-				pvc = framework.CreatePVC(c, ns, pvc)
-				err = framework.WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, pvc.Name, 2*time.Second, 60*time.Second)
+				pvc, err = framework.CreatePVC(c, ns, pvc)
 				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, pvc.Name, 2*time.Second, 60*time.Second), "Failed to reach 'Bound' for PVC ", pvc.Name)
 
 				// If a file is detected in /mnt, fail the pod and do not restart it.
 				By("Verifying the mount has been cleaned.")
@@ -282,8 +313,7 @@ var _ = framework.KubeDescribe("PersistentVolumes [Volume]", func() {
 				pod = framework.MakePod(ns, []*v1.PersistentVolumeClaim{pvc}, true, fmt.Sprintf("[ $(ls -A %s | wc -l) -eq 0 ] && exit 0 || exit 1", mount))
 				pod, err = c.CoreV1().Pods(ns).Create(pod)
 				Expect(err).NotTo(HaveOccurred())
-				err = framework.WaitForPodSuccessInNamespace(c, pod.Name, ns)
-				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.WaitForPodSuccessInNamespace(c, pod.Name, ns))
 				framework.Logf("Pod exited without failure; the volume has been recycled.")
 			})
 		})

test/e2e/storage/pv_reclaimpolicy.go

@@ -119,14 +119,14 @@ var _ = framework.KubeDescribe("PersistentVolumes [Feature:ReclaimPolicy]", func
 			writeContentToVSpherePV(c, pvc, volumeFileContent)
 
 			By("Delete PVC")
-			framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
+			framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Failed to delete PVC ", pvc.Name)
 			pvc = nil
 
 			By("Verify PV is retained")
 			framework.Logf("Waiting for PV %v to become Released", pv.Name)
 			err = framework.WaitForPersistentVolumePhase(v1.VolumeReleased, c, pv.Name, 3*time.Second, 300*time.Second)
 			Expect(err).NotTo(HaveOccurred())
-			framework.DeletePersistentVolume(c, pv.Name)
+			framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "Failed to delete PV ", pv.Name)
 
 			By("Creating the PV for same volume path")
 			pv = getVSpherePersistentVolumeSpec(volumePath, v1.PersistentVolumeReclaimRetain, nil)
@@ -139,7 +139,7 @@ var _ = framework.KubeDescribe("PersistentVolumes [Feature:ReclaimPolicy]", func
 			Expect(err).NotTo(HaveOccurred())
 
 			By("wait for the pv and pvc to bind")
-			framework.WaitOnPVandPVC(c, ns, pv, pvc)
+			framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc))
 			verifyContentOfVSpherePV(c, pvc, volumeFileContent)
 
 		})
@@ -173,10 +173,10 @@ func testCleanupVSpherePersistentVolumeReclaim(vsp *vsphere.VSphere, c clientset
 		vsp.DeleteVolume(volumePath)
 	}
 	if pv != nil {
-		framework.DeletePersistentVolume(c, pv.Name)
+		framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name), "Failed to delete PV ", pv.Name)
 	}
 	if pvc != nil {
-		framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
+		framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Failed to delete PVC ", pvc.Name)
 	}
 }
 
@@ -185,10 +185,10 @@ func deletePVCAfterBind(c clientset.Interface, ns string, pvc *v1.PersistentVolu
 	var err error
 
 	By("wait for the pv and pvc to bind")
-	framework.WaitOnPVandPVC(c, ns, pv, pvc)
+	framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv, pvc))
 
 	By("delete pvc")
-	framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
+	framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Failed to delete PVC ", pvc.Name)
 	pvc, err = c.CoreV1().PersistentVolumeClaims(ns).Get(pvc.Name, metav1.GetOptions{})
 	if !apierrs.IsNotFound(err) {
 		Expect(err).NotTo(HaveOccurred())

test/e2e/storage/pvc_label_selector.go

@@ -81,14 +81,14 @@ var _ = framework.KubeDescribe("PersistentVolumes [Feature:LabelSelector]", func
 			Expect(err).NotTo(HaveOccurred())
 
 			By("wait for the pvc_ssd to bind with pv_ssd")
-			framework.WaitOnPVandPVC(c, ns, pv_ssd, pvc_ssd)
+			framework.ExpectNoError(framework.WaitOnPVandPVC(c, ns, pv_ssd, pvc_ssd))
 
 			By("Verify status of pvc_vvol is pending")
 			err = framework.WaitForPersistentVolumeClaimPhase(v1.ClaimPending, c, ns, pvc_vvol.Name, 3*time.Second, 300*time.Second)
 			Expect(err).NotTo(HaveOccurred())
 
 			By("delete pvc_ssd")
-			framework.DeletePersistentVolumeClaim(c, pvc_ssd.Name, ns)
+			framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc_ssd.Name, ns), "Failed to delete PVC ", pvc_ssd.Name)
 
 			By("verify pv_ssd is deleted")
 			err = framework.WaitForPersistentVolumeDeleted(c, pv_ssd.Name, 3*time.Second, 300*time.Second)
@@ -96,7 +96,7 @@ var _ = framework.KubeDescribe("PersistentVolumes [Feature:LabelSelector]", func
 			volumePath = ""
 
 			By("delete pvc_vvol")
-			framework.DeletePersistentVolumeClaim(c, pvc_vvol.Name, ns)
+			framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc_vvol.Name, ns), "Failed to delete PVC ", pvc_vvol.Name)
 		})
 	})
 })
@@ -139,12 +139,12 @@ func testCleanupVSpherePVClabelselector(c clientset.Interface, ns string, volume
 		vsp.DeleteVolume(volumePath)
 	}
 	if pvc_ssd != nil {
-		framework.DeletePersistentVolumeClaim(c, pvc_ssd.Name, ns)
+		framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc_ssd.Name, ns), "Failed to delete PVC ", pvc_ssd.Name)
 	}
 	if pvc_vvol != nil {
-		framework.DeletePersistentVolumeClaim(c, pvc_vvol.Name, ns)
+		framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc_vvol.Name, ns), "Failed to delete PVC ", pvc_vvol.Name)
 	}
 	if pv_ssd != nil {
-		framework.DeletePersistentVolume(c, pv_ssd.Name)
+		framework.ExpectNoError(framework.DeletePersistentVolume(c, pv_ssd.Name), "Faled to delete PV ", pv_ssd.Name)
 	}
 }

test/e2e/storage/volume_provisioning.go

@@ -68,7 +68,7 @@ func testDynamicProvisioning(t storageClassTest, client clientset.Interface, cla
 		Expect(err).NotTo(HaveOccurred())
 		defer func() {
 			framework.Logf("deleting storage class %s", class.Name)
-			client.StorageV1().StorageClasses().Delete(class.Name, nil)
+			framework.ExpectNoError(client.StorageV1().StorageClasses().Delete(class.Name, nil))
 		}()
 	}
 
@@ -76,8 +76,12 @@ func testDynamicProvisioning(t storageClassTest, client clientset.Interface, cla
 	claim, err = client.CoreV1().PersistentVolumeClaims(claim.Namespace).Create(claim)
 	Expect(err).NotTo(HaveOccurred())
 	defer func() {
-		framework.Logf("deleting claim %s/%s", claim.Namespace, claim.Name)
-		client.CoreV1().PersistentVolumeClaims(claim.Namespace).Delete(claim.Name, nil)
+		framework.Logf("deleting claim %q/%q", claim.Namespace, claim.Name)
+		// typically this claim has already been deleted
+		err = client.CoreV1().PersistentVolumeClaims(claim.Namespace).Delete(claim.Name, nil)
+		if err != nil && !apierrs.IsNotFound(err) {
+			framework.Failf("Error deleting claim %q. Error: %v", claim.Name, err)
+		}
 	}()
 	err = framework.WaitForPersistentVolumeClaimPhase(v1.ClaimBound, client, claim.Namespace, claim.Name, framework.Poll, framework.ClaimProvisionTimeout)
 	Expect(err).NotTo(HaveOccurred())
@@ -125,7 +129,7 @@ func testDynamicProvisioning(t storageClassTest, client clientset.Interface, cla
 	By("checking the created volume is readable and retains data")
 	runInPodWithVolume(client, claim.Namespace, claim.Name, "grep 'hello world' /mnt/test/data")
 
-	By("deleting the claim")
+	By(fmt.Sprintf("deleting claim %q/%q", claim.Namespace, claim.Name))
 	framework.ExpectNoError(client.CoreV1().PersistentVolumeClaims(claim.Namespace).Delete(claim.Name, nil))
 
 	// Wait for the PV to get deleted. Technically, the first few delete
@@ -133,6 +137,7 @@ func testDynamicProvisioning(t storageClassTest, client clientset.Interface, cla
 	// kubelet is slowly cleaning up the previous pod, however it should succeed
 	// in a couple of minutes. Wait 20 minutes to recover from random cloud
 	// hiccups.
+	By(fmt.Sprintf("deleting the claim's PV %q", pv.Name))
 	framework.ExpectNoError(framework.WaitForPersistentVolumeDeleted(client, pv.Name, 5*time.Second, 20*time.Minute))
 }
 
@@ -391,8 +396,8 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 			}
 		})
 
-		// NOTE: Slow!  The test will wait up to 5 minutes (framework.ClaimProvisionTimeout) when there is
-		// no regression.
+		// NOTE: Slow!  The test will wait up to 5 minutes (framework.ClaimProvisionTimeout)
+		// when there is no regression.
 		It("should not provision a volume in an unmanaged GCE zone. [Slow] [Volume]", func() {
 			framework.SkipUnlessProviderIs("gce", "gke")
 			var suffix string = "unmananged"
@@ -410,6 +415,7 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 
 			// Get a list of all zones in the project
 			zones, err := gceCloud.GetComputeService().Zones.List(framework.TestContext.CloudConfig.ProjectID).Do()
+			Expect(err).NotTo(HaveOccurred())
 			for _, z := range zones.Items {
 				allZones.Insert(z.Name)
 			}
@@ -440,7 +446,9 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 			pvc.Spec.StorageClassName = &sc.Name
 			pvc, err = c.CoreV1().PersistentVolumeClaims(ns).Create(pvc)
 			Expect(err).NotTo(HaveOccurred())
-			defer framework.DeletePersistentVolumeClaim(c, pvc.Name, ns)
+			defer func() {
+				framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, pvc.Name, ns), "Failed to delete PVC ", pvc.Name)
+			}()
 
 			// The claim should timeout phase:Pending
 			err = framework.WaitForPersistentVolumeClaimPhase(v1.ClaimBound, c, ns, pvc.Name, 2*time.Second, framework.ClaimProvisionTimeout)
@@ -475,17 +483,16 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 				suffix := fmt.Sprintf("race-%d", i)
 				claim := newClaim(test, ns, suffix)
 				claim.Spec.StorageClassName = &class.Name
-				tmpClaim := framework.CreatePVC(c, ns, claim)
-				framework.DeletePersistentVolumeClaim(c, tmpClaim.Name, ns)
+				tmpClaim, err := framework.CreatePVC(c, ns, claim)
+				Expect(err).NotTo(HaveOccurred())
+				framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, tmpClaim.Name, ns))
 			}
 
 			By(fmt.Sprintf("Checking for residual PersistentVolumes associated with StorageClass %s", class.Name))
 			residualPVs, err = waitForProvisionedVolumesDeleted(c, class.Name)
-			if err != nil {
-				// Cleanup the test resources before breaking
-				deleteProvisionedVolumesAndDisks(c, residualPVs)
-				Expect(err).NotTo(HaveOccurred())
-			}
+			Expect(err).NotTo(HaveOccurred())
+			// Cleanup the test resources before breaking
+			defer deleteProvisionedVolumesAndDisks(c, residualPVs)
 
 			// Report indicators of regression
 			if len(residualPVs) > 0 {
@@ -548,9 +555,6 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 				expectedSize: "2Gi",
 			}
 			claim := newClaim(test, ns, "default")
-			defer func() {
-				framework.DeletePersistentVolumeClaim(c, claim.Name, ns)
-			}()
 			testDynamicProvisioning(test, c, claim, nil)
 		})
 
@@ -573,7 +577,7 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 			claim, err := c.CoreV1().PersistentVolumeClaims(ns).Create(claim)
 			Expect(err).NotTo(HaveOccurred())
 			defer func() {
-				framework.DeletePersistentVolumeClaim(c, claim.Name, ns)
+				framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, claim.Name, ns))
 			}()
 
 			// The claim should timeout phase:Pending
@@ -604,7 +608,7 @@ var _ = framework.KubeDescribe("Dynamic Provisioning", func() {
 			claim, err := c.CoreV1().PersistentVolumeClaims(ns).Create(claim)
 			Expect(err).NotTo(HaveOccurred())
 			defer func() {
-				framework.DeletePersistentVolumeClaim(c, claim.Name, ns)
+				framework.ExpectNoError(framework.DeletePersistentVolumeClaim(c, claim.Name, ns))
 			}()
 
 			// The claim should timeout phase:Pending
@@ -731,10 +735,10 @@ func runInPodWithVolume(c clientset.Interface, ns, claimName, command string) {
 		},
 	}
 	pod, err := c.CoreV1().Pods(ns).Create(pod)
+	framework.ExpectNoError(err, "Failed to create pod: %v", err)
 	defer func() {
 		framework.DeletePodOrFail(c, ns, pod.Name)
 	}()
-	framework.ExpectNoError(err, "Failed to create pod: %v", err)
 	framework.ExpectNoError(framework.WaitForPodSuccessInNamespaceSlow(c, pod.Name, pod.Namespace))
 }
 
@@ -907,8 +911,8 @@ func deleteStorageClass(c clientset.Interface, className string) {
 // deleteProvisionedVolumes [gce||gke only]  iteratively deletes persistent volumes and attached GCE PDs.
 func deleteProvisionedVolumesAndDisks(c clientset.Interface, pvs []*v1.PersistentVolume) {
 	for _, pv := range pvs {
-		framework.DeletePDWithRetry(pv.Spec.PersistentVolumeSource.GCEPersistentDisk.PDName)
-		framework.DeletePersistentVolume(c, pv.Name)
+		framework.ExpectNoError(framework.DeletePDWithRetry(pv.Spec.PersistentVolumeSource.GCEPersistentDisk.PDName))
+		framework.ExpectNoError(framework.DeletePersistentVolume(c, pv.Name))
 	}
 }
 

test/e2e/storage/volumes.go

@@ -517,9 +517,8 @@ var _ = framework.KubeDescribe("Volumes [Volume]", func() {
 			By("creating a test gce pd volume")
 			volumeName, err := framework.CreatePDWithRetry()
 			Expect(err).NotTo(HaveOccurred())
-
 			defer func() {
-				framework.DeletePDWithRetry(volumeName)
+				framework.ExpectNoError(framework.DeletePDWithRetry(volumeName))
 			}()
 
 			defer func() {

test/e2e/storage/vsphere_volume_ops_storm.go

@@ -99,21 +99,24 @@ var _ = framework.KubeDescribe("vsphere volume operations storm [Volume]", func(
 		By("Creating PVCs using the Storage Class")
 		count := 0
 		for count < volume_ops_scale {
-			pvclaims[count] = framework.CreatePVC(client, namespace, getVSphereClaimSpecWithStorageClassAnnotation(namespace, storageclass))
+			pvclaims[count], err = framework.CreatePVC(client, namespace, getVSphereClaimSpecWithStorageClassAnnotation(namespace, storageclass))
+			Expect(err).NotTo(HaveOccurred())
 			count++
 		}
 
 		By("Waiting for all claims to be in bound phase")
-		persistentvolumes = framework.WaitForPVClaimBoundPhase(client, pvclaims)
+		persistentvolumes, err = framework.WaitForPVClaimBoundPhase(client, pvclaims)
+		Expect(err).NotTo(HaveOccurred())
 
 		By("Creating pod to attach PVs to the node")
-		pod := framework.CreatePod(client, namespace, pvclaims, false, "")
+		pod, err := framework.CreatePod(client, namespace, pvclaims, false, "")
+		Expect(err).NotTo(HaveOccurred())
 
 		By("Verify all volumes are accessible and available in the pod")
 		verifyVSphereVolumesAccessible(pod, persistentvolumes, vsp)
 
 		By("Deleting pod")
-		framework.DeletePodWithWait(f, client, pod)
+		framework.ExpectNoError(framework.DeletePodWithWait(f, client, pod))
 
 		By("Waiting for volumes to be detached from the node")
 		for _, pv := range persistentvolumes {

test/e2e/storage/vsphere_volume_placement.go

@@ -277,8 +277,8 @@ var _ = framework.KubeDescribe("Volume Placement [Volume]", func() {
 
 		defer func() {
 			By("clean up undeleted pods")
-			framework.DeletePodWithWait(f, c, podA)
-			framework.DeletePodWithWait(f, c, podB)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, podA), "defer: Failed to delete pod ", podA.Name)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, podB), "defer: Failed to delete pod ", podB.Name)
 			By(fmt.Sprintf("wait for volumes to be detached from the node: %v", node1Name))
 			for _, volumePath := range volumePaths {
 				waitForVSphereDiskToDetach(vsp, volumePath, types.NodeName(node1Name))
@@ -319,9 +319,9 @@ var _ = framework.KubeDescribe("Volume Placement [Volume]", func() {
 			verifyFilesExistOnVSphereVolume(ns, podB.Name, podBFiles)
 
 			By("Deleting pod-A")
-			framework.DeletePodWithWait(f, c, podA)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, podA), "Failed to delete pod ", podA.Name)
 			By("Deleting pod-B")
-			framework.DeletePodWithWait(f, c, podB)
+			framework.ExpectNoError(framework.DeletePodWithWait(f, c, podB), "Failed to delete pod ", podB.Name)
 		}
 	})
 })
@@ -377,7 +377,7 @@ func createAndVerifyFilesOnVolume(namespace string, podname string, newEmptyfile
 
 func deletePodAndWaitForVolumeToDetach(f *framework.Framework, c clientset.Interface, pod *v1.Pod, vsp *vsphere.VSphere, nodeName string, volumePaths []string) {
 	By("Deleting pod")
-	framework.DeletePodWithWait(f, c, pod)
+	framework.ExpectNoError(framework.DeletePodWithWait(f, c, pod), "Failed to delete pod ", pod.Name)
 
 	By("Waiting for volume to be detached from the node")
 	for _, volumePath := range volumePaths {

test/e2e/upgrades/BUILD

@@ -42,6 +42,7 @@ go_library(
         "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/uuid:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/wait:go_default_library",
     ],

test/e2e/upgrades/persistent_volumes.go

@@ -17,10 +17,12 @@ limitations under the License.
 package upgrades
 
 import (
+	utilerrors "k8s.io/apimachinery/pkg/util/errors"
 	"k8s.io/kubernetes/pkg/api/v1"
 	"k8s.io/kubernetes/test/e2e/framework"
 
 	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
 )
 
 // PersistentVolumeUpgradeTest test that a pv is available before and after a cluster upgrade.
@@ -50,13 +52,14 @@ func (t *PersistentVolumeUpgradeTest) createGCEVolume() *v1.PersistentVolumeSour
 		},
 	}
 }
-func (t *PersistentVolumeUpgradeTest) deleteGCEVolume(pvSource *v1.PersistentVolumeSource) {
-	framework.DeletePDWithRetry(pvSource.GCEPersistentDisk.PDName)
+func (t *PersistentVolumeUpgradeTest) deleteGCEVolume(pvSource *v1.PersistentVolumeSource) error {
+	return framework.DeletePDWithRetry(pvSource.GCEPersistentDisk.PDName)
 }
 
 // Setup creates a pv and then verifies that a pod can consume it.  The pod writes data to the volume.
 func (t *PersistentVolumeUpgradeTest) Setup(f *framework.Framework) {
 
+	var err error
 	// TODO: generalize this to other providers
 	framework.SkipUnlessProviderIs("gce", "gke")
 
@@ -76,8 +79,9 @@ func (t *PersistentVolumeUpgradeTest) Setup(f *framework.Framework) {
 	}
 
 	By("Creating the PV and PVC")
-	t.pv, t.pvc = framework.CreatePVPVC(f.ClientSet, pvConfig, pvcConfig, ns, true)
-	framework.WaitOnPVandPVC(f.ClientSet, ns, t.pv, t.pvc)
+	t.pv, t.pvc, err = framework.CreatePVPVC(f.ClientSet, pvConfig, pvcConfig, ns, true)
+	Expect(err).NotTo(HaveOccurred())
+	framework.ExpectNoError(framework.WaitOnPVandPVC(f.ClientSet, ns, t.pv, t.pvc))
 
 	By("Consuming the PV before upgrade")
 	t.testPod(f, pvWriteCmd+";"+pvReadCmd)
@@ -93,8 +97,13 @@ func (t *PersistentVolumeUpgradeTest) Test(f *framework.Framework, done <-chan s
 
 // Teardown cleans up any remaining resources.
 func (t *PersistentVolumeUpgradeTest) Teardown(f *framework.Framework) {
-	framework.PVPVCCleanup(f.ClientSet, f.Namespace.Name, t.pv, t.pvc)
-	t.deleteGCEVolume(t.pvSource)
+	errs := framework.PVPVCCleanup(f.ClientSet, f.Namespace.Name, t.pv, t.pvc)
+	if err := t.deleteGCEVolume(t.pvSource); err != nil {
+		errs = append(errs, err)
+	}
+	if len(errs) > 0 {
+		framework.Failf("Failed to delete 1 or more PVs/PVCs and/or the GCE volume. Errors: %v", utilerrors.NewAggregate(errs))
+	}
 }
 
 // testPod creates a pod that consumes a pv and prints it out. The output is then verified.