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kyverno/pkg/policycache/cache_test.go
RinkiyaKeDad b6f090f763 fixes for cache tests
Signed-off-by: RinkiyaKeDad <arshsharma461@gmail.com>
2021-07-29 10:44:31 +05:30

1048 lines
23 KiB
Go

package policycache
import (
"encoding/json"
"fmt"
"testing"
kyverno "github.com/kyverno/kyverno/pkg/api/kyverno/v1"
lv1 "github.com/kyverno/kyverno/pkg/client/listers/kyverno/v1"
"gotest.tools/assert"
"k8s.io/apimachinery/pkg/labels"
"sigs.k8s.io/controller-runtime/pkg/log"
)
type dummyLister struct {
}
func (dl dummyLister) List(selector labels.Selector) (ret []*kyverno.ClusterPolicy, err error) {
return nil, fmt.Errorf("not implemented")
}
func (dl dummyLister) Get(name string) (*kyverno.ClusterPolicy, error) {
return nil, fmt.Errorf("not implemented")
}
func (dl dummyLister) ListResources(selector labels.Selector) (ret []*kyverno.ClusterPolicy, err error) {
return nil, fmt.Errorf("not implemented")
}
// type dymmyNsNamespace struct {}
type dummyNsLister struct {
}
func (dl dummyNsLister) Policies(name string) lv1.PolicyNamespaceLister {
return dummyNsLister{}
}
func (dl dummyNsLister) List(selector labels.Selector) (ret []*kyverno.Policy, err error) {
return nil, fmt.Errorf("not implemented")
}
func (dl dummyNsLister) Get(name string) (*kyverno.Policy, error) {
return nil, fmt.Errorf("not implemented")
}
func Test_All(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newPolicy(t)
//add
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
// get
mutate := pCache.get(Mutate, kind, "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
validateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
// remove
pCache.Remove(policy)
kind := "pod"
validateEnforce := pCache.get(ValidateEnforce, kind, "")
assert.Assert(t, len(validateEnforce) == 0)
}
func Test_Add_Duplicate_Policy(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newPolicy(t)
pCache.Add(policy)
pCache.Add(policy)
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
mutate := pCache.get(Mutate, kind, "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
validateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
}
func Test_Add_Validate_Audit(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newPolicy(t)
pCache.Add(policy)
pCache.Add(policy)
policy.Spec.ValidationFailureAction = "audit"
pCache.Add(policy)
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
validateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
validateAudit := pCache.get(ValidateAudit, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateAudit))
}
}
}
}
func Test_Add_Remove(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newPolicy(t)
kind := "Pod"
pCache.Add(policy)
validateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate enforce policy, found %v", len(validateEnforce))
}
mutate := pCache.get(Mutate, kind, "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
pCache.Remove(policy)
deletedValidateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(deletedValidateEnforce) != 0 {
t.Errorf("expected 0 validate enforce policy, found %v", len(deletedValidateEnforce))
}
}
func Test_Add_Remove_Any(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newAnyPolicy(t)
kind := "Pod"
pCache.Add(policy)
validateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate enforce policy, found %v", len(validateEnforce))
}
mutate := pCache.get(Mutate, kind, "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
pCache.Remove(policy)
deletedValidateEnforce := pCache.get(ValidateEnforce, kind, "")
if len(deletedValidateEnforce) != 0 {
t.Errorf("expected 0 validate enforce policy, found %v", len(deletedValidateEnforce))
}
}
func Test_Remove_From_Empty_Cache(t *testing.T) {
pCache := newPolicyCache(log.Log, nil, nil)
policy := newPolicy(t)
pCache.Remove(policy)
}
func newPolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "test-policy"
},
"spec": {
"validationFailureAction": "enforce",
"rules": [
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"resources": {
"kinds": [
"Pod",
"Namespace"
]
}
},
"validate": {
"deny": {
"conditions": {
"all": [
{
"key": "a",
"operator": "Equals",
"value": "a"
}
]
}
}
}
},
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"resources": {
"kinds": [
"Pod"
]
}
},
"validate": {
"pattern": {
"spec": {
"containers": [
{
"image": "!*:latest"
}
]
}
}
}
},
{
"name": "annotate-host-path",
"match": {
"resources": {
"kinds": [
"Pod",
"Namespace"
]
}
},
"mutate": {
"overlay": {
"metadata": {
"annotations": {
"+(cluster-autoscaler.kubernetes.io/safe-to-evict)": true
}
}
}
}
},
{
"name": "default-deny-ingress",
"match": {
"resources": {
"kinds": [
"Namespace",
"Pod"
]
}
},
"generate": {
"kind": "NetworkPolicy",
"name": "default-deny-ingress",
"namespace": "{{request.object.metadata.name}}",
"data": {
"spec": {
"podSelector": {
},
"policyTypes": [
"Ingress"
]
}
}
}
}
]
}
}`)
var policy *kyverno.ClusterPolicy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return policy
}
func newAnyPolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "test-policy"
},
"spec": {
"validationFailureAction": "enforce",
"rules": [
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"any": [
{
"resources": {
"kinds": [
"Pod"
],
"names": [
"dev"
]
}
},
{
"resources": {
"kinds": [
"Pod"
],
"namespaces": [
"prod"
]
}
}
]
},
"validate": {
"deny": {
"conditions": {
"all": [
{
"key": "a",
"operator": "Equals",
"value": "a"
}
]
}
}
}
},
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"all": [
{
"resources": {
"kinds": [
"Pod"
],
"names": [
"dev"
]
}
},
{
"resources": {
"kinds": [
"Pod"
],
"namespaces": [
"prod"
]
}
}
]
},
"validate": {
"pattern": {
"spec": {
"containers": [
{
"image": "!*:latest"
}
]
}
}
}
},
{
"name": "annotate-host-path",
"match": {
"any": [
{
"resources": {
"kinds": [
"Pod"
],
"names": [
"dev"
]
}
},
{
"resources": {
"kinds": [
"Pod"
],
"namespaces": [
"prod"
]
}
}
]
},
"mutate": {
"overlay": {
"metadata": {
"annotations": {
"+(cluster-autoscaler.kubernetes.io/safe-to-evict)": true
}
}
}
}
},
{
"name": "default-deny-ingress",
"match": {
"any": [
{
"resources": {
"kinds": [
"Pod"
],
"names": [
"dev"
]
}
},
{
"resources": {
"kinds": [
"Pod"
],
"namespaces": [
"prod"
]
}
}
]
},
"generate": {
"kind": "NetworkPolicy",
"name": "default-deny-ingress",
"namespace": "{{request.object.metadata.name}}",
"data": {
"spec": {
"podSelector": {},
"policyTypes": [
"Ingress"
]
}
}
}
}
]
}
}`)
var policy *kyverno.ClusterPolicy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return policy
}
func newNsPolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "test-policy",
"namespace": "test"
},
"spec": {
"validationFailureAction": "enforce",
"rules": [
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"resources": {
"kinds": [
"Pod"
]
}
},
"validate": {
"deny": {
"conditions": {
"all": [
{
"key": "a",
"operator": "Equals",
"value": "a"
}
]
}
}
}
},
{
"name": "deny-privileged-disallowpriviligedescalation",
"match": {
"resources": {
"kinds": [
"Pod"
]
}
},
"validate": {
"pattern": {
"spec": {
"containers": [
{
"image": "!*:latest"
}
]
}
}
}
},
{
"name": "annotate-host-path",
"match": {
"resources": {
"kinds": [
"Pod"
]
}
},
"mutate": {
"overlay": {
"metadata": {
"annotations": {
"+(cluster-autoscaler.kubernetes.io/safe-to-evict)": true
}
}
}
}
},
{
"name": "default-deny-ingress",
"match": {
"resources": {
"kinds": [
"Pod"
]
}
},
"generate": {
"kind": "NetworkPolicy",
"name": "default-deny-ingress",
"namespace": "{{request.object.metadata.name}}",
"data": {
"spec": {
"podSelector": {
},
"policyTypes": [
"Ingress"
]
}
}
}
}
]
}
}`)
var policy *kyverno.Policy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return convertPolicyToClusterPolicy(policy)
}
func newGVKPolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "add-networkpolicy1",
"annotations": {
"policies.kyverno.io/category": "Workload Management"
}
},
"spec": {
"validationFailureAction": "enforce",
"rules": [
{
"name": "default-deny-ingress",
"match": {
"resources": {
"kinds": [
"rbac.authorization.k8s.io/v1beta1/ClusterRole"
],
"name": "*"
}
},
"exclude": {
"resources": {
"namespaces": [
"kube-system",
"default",
"kube-public",
"kyverno"
]
}
},
"generate": {
"kind": "NetworkPolicy",
"name": "default-deny-ingress",
"namespace": "default",
"synchronize": true,
"data": {
"spec": {
"podSelector": {},
"policyTypes": [
"Ingress"
]
}
}
}
}
]
}
}`)
var policy *kyverno.ClusterPolicy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return policy
}
func newUserTestPolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"apiVersion": "kyverno.io/v1",
"kind": "Policy",
"metadata": {
"name": "require-dep-purpose-label",
"namespace": "default"
},
"spec": {
"validationFailureAction": "enforce",
"rules": [
{
"name": "require-dep-purpose-label",
"match": {
"resources": {
"kinds": [
"Deployment"
]
}
},
"validate": {
"message": "You must have label purpose with value production set on all new Deployment.",
"pattern": {
"metadata": {
"labels": {
"purpose": "production"
}
}
}
}
}
]
}
}`)
var policy *kyverno.Policy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return convertPolicyToClusterPolicy(policy)
}
func newgenratePolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "add-networkpolicy",
"annotations": {
"policies.kyverno.io/title": "Add Network Policy",
"policies.kyverno.io/category": "Multi-Tenancy",
"policies.kyverno.io/subject": "NetworkPolicy"
}
},
"spec": {
"validationFailureAction": "audit",
"rules": [
{
"name": "default-deny",
"match": {
"resources": {
"kinds": [
"Namespace"
]
}
},
"generate": {
"kind": "NetworkPolicy",
"name": "default-deny",
"namespace": "{{request.object.metadata.name}}",
"synchronize": true,
"data": {
"spec": {
"podSelector": {},
"policyTypes": [
"Ingress",
"Egress"
]
}
}
}
}
]
}
}`)
var policy *kyverno.ClusterPolicy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return policy
}
func newMutatePolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "logger-sidecar"
},
"spec": {
"background": false,
"rules": [
{
"match": {
"resources": {
"kinds": [
"StatefulSet"
]
}
},
"mutate": {
"patchesJson6902": "- op: add\n path: /spec/template/spec/containers/-1\n value: {\"name\": \"logger\", \"image\": \"nginx\"}\n- op: add\n path: /spec/template/spec/volumes/-1\n value: {\"name\": \"logs\",\"emptyDir\": {\"medium\": \"Memory\"}}\n- op: add\n path: /spec/template/spec/containers/0/volumeMounts/-1\n value: {\"mountPath\": \"/opt/app/logs\",\"name\": \"logs\"}"
},
"name": "logger-sidecar",
"preconditions": [
{
"key": "{{ request.object.spec.template.metadata.annotations.\"logger.k8s/inject\"}}",
"operator": "Equals",
"value": "true"
},
{
"key": "logger",
"operator": "NotIn",
"value": "{{ request.object.spec.template.spec.containers[].name }}"
}
]
}
],
"validationFailureAction": "audit"
}
}`)
var policy *kyverno.ClusterPolicy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return policy
}
func newNsMutatePolicy(t *testing.T) *kyverno.ClusterPolicy {
rawPolicy := []byte(`{
"metadata": {
"name": "logger-sidecar",
"namespace": "logger"
},
"spec": {
"background": false,
"rules": [
{
"match": {
"resources": {
"kinds": [
"StatefulSet"
]
}
},
"mutate": {
"patchesJson6902": "- op: add\n path: /spec/template/spec/containers/-1\n value: {\"name\": \"logger\", \"image\": \"nginx\"}\n- op: add\n path: /spec/template/spec/volumes/-1\n value: {\"name\": \"logs\",\"emptyDir\": {\"medium\": \"Memory\"}}\n- op: add\n path: /spec/template/spec/containers/0/volumeMounts/-1\n value: {\"mountPath\": \"/opt/app/logs\",\"name\": \"logs\"}"
},
"name": "logger-sidecar",
"preconditions": [
{
"key": "{{ request.object.spec.template.metadata.annotations.\"logger.k8s/inject\"}}",
"operator": "Equals",
"value": "true"
},
{
"key": "logger",
"operator": "NotIn",
"value": "{{ request.object.spec.template.spec.containers[].name }}"
}
]
}
],
"validationFailureAction": "audit"
}
}`)
var policy *kyverno.Policy
err := json.Unmarshal(rawPolicy, &policy)
assert.NilError(t, err)
return convertPolicyToClusterPolicy(policy)
}
func Test_Ns_All(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newNsPolicy(t)
//add
pCache.Add(policy)
nspace := policy.GetNamespace()
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
// get
mutate := pCache.get(Mutate, kind, nspace)
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
generate := pCache.get(Generate, kind, nspace)
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
// remove
pCache.Remove(policy)
kind := "pod"
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
assert.Assert(t, len(validateEnforce) == 0)
}
func Test_Ns_Add_Duplicate_Policy(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newNsPolicy(t)
pCache.Add(policy)
pCache.Add(policy)
pCache.Add(policy)
nspace := policy.GetNamespace()
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
mutate := pCache.get(Mutate, kind, nspace)
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
generate := pCache.get(Generate, kind, nspace)
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
}
func Test_Ns_Add_Validate_Audit(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newNsPolicy(t)
pCache.Add(policy)
pCache.Add(policy)
nspace := policy.GetNamespace()
policy.Spec.ValidationFailureAction = "audit"
pCache.Add(policy)
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
validateAudit := pCache.get(ValidateAudit, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateAudit))
}
}
}
}
func Test_Ns_Add_Remove(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newNsPolicy(t)
nspace := policy.GetNamespace()
kind := "Pod"
pCache.Add(policy)
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate enforce policy, found %v", len(validateEnforce))
}
pCache.Remove(policy)
deletedValidateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(deletedValidateEnforce) != 0 {
t.Errorf("expected 0 validate enforce policy, found %v", len(deletedValidateEnforce))
}
}
func Test_GVk_Cache(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newGVKPolicy(t)
//add
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
}
func Test_GVK_Add_Remove(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newGVKPolicy(t)
kind := "ClusterRole"
pCache.Add(policy)
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
pCache.Remove(policy)
deletedGenerate := pCache.get(Generate, kind, "")
if len(deletedGenerate) != 0 {
t.Errorf("expected 0 generate policy, found %v", len(deletedGenerate))
}
}
func Test_Add_Validate_Enforce(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newUserTestPolicy(t)
nspace := policy.GetNamespace()
//add
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate policy, found %v", len(validateEnforce))
}
}
}
}
func Test_Ns_Add_Remove_User(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newUserTestPolicy(t)
nspace := policy.GetNamespace()
kind := "Deployment"
pCache.Add(policy)
validateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(validateEnforce) != 1 {
t.Errorf("expected 1 validate enforce policy, found %v", len(validateEnforce))
}
pCache.Remove(policy)
deletedValidateEnforce := pCache.get(ValidateEnforce, kind, nspace)
if len(deletedValidateEnforce) != 0 {
t.Errorf("expected 0 validate enforce policy, found %v", len(deletedValidateEnforce))
}
}
func Test_Mutate_Policy(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newMutatePolicy(t)
//add
pCache.Add(policy)
pCache.Add(policy)
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
// get
mutate := pCache.get(Mutate, kind, "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
}
}
}
func Test_Generate_Policy(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newgenratePolicy(t)
//add
pCache.Add(policy)
for _, rule := range policy.Spec.Rules {
for _, kind := range rule.MatchResources.Kinds {
// get
generate := pCache.get(Generate, kind, "")
if len(generate) != 1 {
t.Errorf("expected 1 generate policy, found %v", len(generate))
}
}
}
}
func Test_NsMutate_Policy(t *testing.T) {
pCache := newPolicyCache(log.Log, dummyLister{}, dummyNsLister{})
policy := newMutatePolicy(t)
nspolicy := newNsMutatePolicy(t)
//add
pCache.Add(policy)
pCache.Add(nspolicy)
pCache.Add(policy)
pCache.Add(nspolicy)
nspace := policy.GetNamespace()
// get
mutate := pCache.get(Mutate, "StatefulSet", "")
if len(mutate) != 1 {
t.Errorf("expected 1 mutate policy, found %v", len(mutate))
}
// get
nsMutate := pCache.get(Mutate, "StatefulSet", nspace)
if len(nsMutate) != 1 {
t.Errorf("expected 1 namespace mutate policy, found %v", len(nsMutate))
}
}