update add_networkPolicy

pkg/testrunner/testrunner_test.go

@@ -22,8 +22,8 @@ func Test_validate_healthChecks(t *testing.T) {
 	testScenario(t, "/test/scenarios/other/scenario_validate_healthChecks.yaml")
 }
 
-func Test_generate_networkPolicy(t *testing.T) {
-	testScenario(t, "/test/scenarios/samples/best_practices/scenario_generate_networkPolicy.yaml")
+func Test_add_networkPolicy(t *testing.T) {
+	testScenario(t, "/test/scenarios/samples/best_practices/add_networkPolicy.yaml")
 }
 
 // namespace is blank, not "default" as testrunner evaulates the policyengine, but the "default" is added by kubeapiserver

samples/AddDefaultNetworkPolicy.md

@@ -1,8 +1,8 @@
 # Default deny all ingress traffic
 
-By default, Kubernetes allows all ingress and egress traffic to and from pods within a cluster. 
+By default, Kubernetes allows communications across all pods within a cluster. Network policies and, a CNI that supports network policies, must be used to restrict communinications. 
 
-A "default" `NetworkPolicy` should be configured for each namespace to default deny all ingress traffic to the pods in that namespace. Later, the application team can configure additional `NetworkPolicy` resources to allow desired traffic to application pods from select sources.
+A default `NetworkPolicy` should be configured for each namespace to default deny all ingress traffic to the pods in the namespace. Application teams can then configure additional `NetworkPolicy` resources to allow desired traffic to application pods from select sources.
 
 ## Policy YAML 
 
@@ -12,7 +12,7 @@ A "default" `NetworkPolicy` should be configured for each namespace to default d
 apiVersion: kyverno.io/v1alpha1
 kind: ClusterPolicy
 metadata:
-  name: default-deny-ingress-networkpolicy
+  name: add-networkpolicy
 spec:
   rules:
   - name: "default-deny-ingress"

samples/README.md

@@ -50,7 +50,7 @@ These policies are highly recommended.
 12. [Restrict image registries](RestrictImageRegistries.md)
 13. [Require pod resource requests and limits](RequirePodRequestsLimits.md)
 14. [Require pod `livenessProbe` and `readinessProbe`](RequirePodProbes.md)
-15. [Default deny all ingress traffic](DefaultDenyAllIngress.md)
+15. [Add default network policy](DefaultDenyAllIngress.md)
 16. [Add namespace resource quotas](AddNamespaceResourceQuota.md)
 17. [Add `safe-to-evict` for pods with `emptyDir` and `hostPath` volumes](AddSafeToEvict.md)
 

samples/best_practices/add_network_policy.yaml

@@ -1,13 +1,15 @@
 apiVersion: kyverno.io/v1alpha1
 kind: ClusterPolicy
 metadata:
-  name: default-deny-ingress-networkpolicy
+  name: add-networkpolicy
   annotations:
     policies.kyverno.io/category: NetworkPolicy
-    policies.kyverno.io/description: By default, Kubernetes allows all ingress and egress traffic 
-      to and from pods within a cluster. A "default" NetworkPolicy resource for a namespace should 
-      be used to deny all ingress traffic to the pods in that namespace. Additional NetworkPolicy 
-      resources can then be configured to allow desired traffic to application pods.
+    policies.kyverno.io/description: By default, Kubernetes allows communications across 
+      all pods within a cluster. Network policies and, a CNI that supports network policies, 
+      must be used to restrict communinications. A default NetworkPolicy should be configured 
+      for each namespace to default deny all ingress traffic to the pods in the namespace. 
+      Application teams can then configure additional NetworkPolicy resources to allow 
+      desired traffic to application pods from select sources.
 spec:
   rules:
   - name: "default-deny-ingress"

test/scenarios/samples/best_practices/add_networkPolicy.yaml

@@ -1,6 +1,6 @@
 # file path relative to project root
 input:
-  policy: samples/best_practices/require_default_network_policy.yaml
+  policy: samples/best_practices/add_network_policy.yaml
   resource: test/resources/require_default_network_policy.yaml
 expected:
   generation:
@@ -9,7 +9,7 @@ expected:
         kind: NetworkPolicy
         namespace: devtest
     policyresponse:
-      policy: default-deny-ingress-networkpolicy
+      policy: add-networkpolicy
       resource:
         kind: Namespace
         apiVersion: v1