Merge branch 'main' into miscellaneous-policies-cel-part-3

.github/workflows/check-actions.yaml

@@ -16,9 +16,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - name: Ensure SHA pinned actions
-        uses: zgosalvez/github-actions-ensure-sha-pinned-actions@76d1d8e0b075d7190b5d59b86da91c7bdbcc99b2 # v3.0.7
+        uses: zgosalvez/github-actions-ensure-sha-pinned-actions@b88cd0aad2c36a63e42c71f81cb1958fed95ac87 # v3.0.10
         with:
           allowlist: |
             kyverno/chainsaw

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
       options: --user root
     steps:
       - name: Checkout code
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           path: policies
       - name: Run ah lint
@@ -33,14 +33,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           path: policies
       - name: Validate all policies
         run: ./.hack/verify-files-structure.sh
         working-directory: policies
       - name: Clone Kyverno
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           repository: kyverno/kyverno
           path: kyverno
@@ -58,11 +58,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           path: policies
       - name: Checkout Kyverno
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           repository: kyverno/kyverno
           path: kyverno

.github/workflows/test.yml

@@ -44,9 +44,12 @@ jobs:
           - ^flux$
           - ^flux-cel$
           - ^istio$
+          - ^istio-cel$
           - ^karpenter$
           - ^kasten$
+          - ^kasten-cel$
           - ^kubecost$
+          - ^kubecost-cel$
           - ^kubeops$
           - ^kubevirt$
           - ^linkerd$
@@ -68,7 +71,7 @@ jobs:
           - ^other$/^res
           - ^other-cel$/^res
           - ^other$/^[s-z]
-          - ^other-cel$/^res
+          - ^other-cel$/^[s-z]
           - ^pod-security$
           - ^pod-security-cel$
           - ^psa$
@@ -82,7 +85,7 @@ jobs:
     name: ${{ matrix.k8s-version.name }} - ${{ matrix.tests }}
     steps:
       - name: Checkout
-        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - name: Setup Go
         uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
         with:

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/chainsaw-test.yaml

@@ -0,0 +1,41 @@
+# yaml-language-server: $schema=https://raw.githubusercontent.com/kyverno/chainsaw/main/.schemas/json/test-chainsaw-v1alpha1.json
+apiVersion: chainsaw.kyverno.io/v1alpha1
+kind: Test
+metadata:
+  creationTimestamp: null
+  name: enforce-sidecar-injection-namespace
+spec:
+  steps:
+  - name: step-01
+    try:
+    - apply:
+        file: ../enforce-sidecar-injection-namespace.yaml
+    - patch:
+        resource:
+          apiVersion: kyverno.io/v1
+          kind: ClusterPolicy
+          metadata:
+            name: enforce-sidecar-injection-namespace
+          spec:
+            validationFailureAction: Enforce
+    - assert:
+        file: policy-ready.yaml
+  - name: step-02
+    try:
+    - apply:
+        file: ns-good.yaml
+    - apply:
+        expect:
+        - check:
+            ($error != null): true
+        file: ns-bad-disabled.yaml
+    - apply:
+        expect:
+        - check:
+            ($error != null): true
+        file: ns-bad-nolabel.yaml
+    - apply:
+        expect:
+        - check:
+            ($error != null): true
+        file: ns-bad-somelabel.yaml

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/ns-bad-disabled.yaml

@@ -0,0 +1,6 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    istio-injection: disabled
+  name: bad-istio-sinj01

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/ns-bad-nolabel.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: bad-istio-sinj03

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/ns-bad-somelabel.yaml

@@ -0,0 +1,6 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    foo: enabled
+  name: bad-istio-sinj02

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/ns-good.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    istio-injection: enabled
+  name: good-istio-sinj01
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    foo: disabled
+    istio-injection: enabled
+    bar: enabled
+  name: good-istio-sinj02

istio-cel/enforce-sidecar-injection-namespace/.chainsaw-test/policy-ready.yaml

@@ -0,0 +1,6 @@
+apiVersion: kyverno.io/v1
+kind: ClusterPolicy
+metadata:
+  name: enforce-sidecar-injection-namespace
+status:
+  ready: true

istio-cel/enforce-sidecar-injection-namespace/.kyverno-test/kyverno-test.yaml

@@ -0,0 +1,28 @@
+apiVersion: cli.kyverno.io/v1alpha1
+kind: Test
+metadata:
+  name: enforce-sidecar-injection-namespace
+policies:
+- ../enforce-sidecar-injection-namespace.yaml
+resources:
+- ../.chainsaw-test/ns-bad-disabled.yaml
+- ../.chainsaw-test/ns-bad-nolabel.yaml
+- ../.chainsaw-test/ns-bad-somelabel.yaml
+- ../.chainsaw-test/ns-good.yaml
+results:
+- policy: enforce-sidecar-injection-namespace
+  rule: check-istio-injection-enabled
+  kind: Namespace
+  resources:
+  - bad-istio-sinj01
+  - bad-istio-sinj02
+  - bad-istio-sinj03
+  result: fail
+- policy: enforce-sidecar-injection-namespace
+  rule: check-istio-injection-enabled
+  kind: Namespace
+  resources:
+  - good-istio-sinj01
+  - good-istio-sinj02
+  result: pass
+

istio-cel/enforce-sidecar-injection-namespace/artifacthub-pkg.yml

@@ -0,0 +1,24 @@
+name: enforce-sidecar-injection-namespace-cel
+version: 1.0.0
+displayName: Enforce Istio Sidecar Injection in CEL expressions
+description: >-
+  In order for Istio to inject sidecars to workloads deployed into Namespaces, the label `istio-injection` must be set to `enabled`. This policy ensures that all new Namespaces set `istio-inject` to `enabled`.
+install: |-
+  ```shell
+  kubectl apply -f https://raw.githubusercontent.com/kyverno/policies/main/istio-cel/enforce-sidecar-injection-namespace/enforce-sidecar-injection-namespace.yaml
+  ```
+keywords:
+  - kyverno
+  - Istio
+  - CEL Expressions
+readme: |
+  In order for Istio to inject sidecars to workloads deployed into Namespaces, the label `istio-injection` must be set to `enabled`. This policy ensures that all new Namespaces set `istio-inject` to `enabled`.
+  
+  Refer to the documentation for more details on Kyverno annotations: https://artifacthub.io/docs/topics/annotations/kyverno/
+annotations:
+  kyverno/category: "Istio in CEL"
+  kyverno/kubernetesVersion: "1.26-1.27"
+  kyverno/subject: "Namespace"
+digest: 123feb2a8d1b2743e33b1f91ddf7291c47eedcf2c24ae537a1d3afe6c503338d
+createdAt: "2024-05-12T04:38:32Z"
+

istio-cel/enforce-sidecar-injection-namespace/enforce-sidecar-injection-namespace.yaml

@@ -0,0 +1,34 @@
+apiVersion: kyverno.io/v1
+kind: ClusterPolicy
+metadata:
+  name: enforce-sidecar-injection-namespace
+  annotations:
+    policies.kyverno.io/title: Enforce Istio Sidecar Injection in CEL expressions
+    policies.kyverno.io/category: Istio in CEL 
+    policies.kyverno.io/severity: medium
+    kyverno.io/kyverno-version: 1.11.0
+    policies.kyverno.io/minversion: 1.11.0
+    kyverno.io/kubernetes-version: "1.26-1.27"
+    policies.kyverno.io/subject: Namespace
+    policies.kyverno.io/description: >-
+      In order for Istio to inject sidecars to workloads deployed into Namespaces, the label
+      `istio-injection` must be set to `enabled`. This policy ensures that all new Namespaces
+      set `istio-inject` to `enabled`.
+spec:
+  validationFailureAction: Audit
+  background: true
+  rules:
+  - name: check-istio-injection-enabled
+    match:
+      any:
+      - resources:
+          kinds:
+          - Namespace
+          operations:
+          - CREATE
+    validate:
+      cel:
+        expressions:
+          - expression: "has(object.metadata.labels) && 'istio-injection' in object.metadata.labels && object.metadata.labels['istio-injection'] == 'enabled'"
+            message: "All new Namespaces must have Istio sidecar injection enabled."
+

istio-cel/enforce-strict-mtls/.chainsaw-test/chainsaw-test.yaml

@@ -0,0 +1,33 @@
+# yaml-language-server: $schema=https://raw.githubusercontent.com/kyverno/chainsaw/main/.schemas/json/test-chainsaw-v1alpha1.json
+apiVersion: chainsaw.kyverno.io/v1alpha1
+kind: Test
+metadata:
+  creationTimestamp: null
+  name: enforce-strict-mtls
+spec:
+  steps:
+  - name: step-01
+    try:
+    - apply:
+        file: ../enforce-strict-mtls.yaml
+    - patch:
+        resource:
+          apiVersion: kyverno.io/v1
+          kind: ClusterPolicy
+          metadata:
+            name: enforce-strict-mtls
+          spec:
+            validationFailureAction: Enforce
+    - assert:
+        file: policy-ready.yaml
+    - assert:
+        file: crd-assert.yaml
+  - name: step-02
+    try:
+    - apply:
+        file: pa-good.yaml
+    - apply:
+        expect:
+        - check:
+            ($error != null): true
+        file: pa-bad.yaml

istio-cel/enforce-strict-mtls/.chainsaw-test/crd-assert.yaml

@@ -0,0 +1,13 @@
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  name: peerauthentications.security.istio.io
+spec: {}
+status:
+  acceptedNames:
+    kind: PeerAuthentication
+    listKind: PeerAuthenticationList
+    plural: peerauthentications
+    singular: peerauthentication
+  storedVersions:
+  - v1beta1

istio-cel/enforce-strict-mtls/.chainsaw-test/pa-bad.yaml

@@ -0,0 +1,26 @@
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: pa-bad01
+spec:
+  mtls:
+    mode: PERMISSIVE
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: pa-bad02
+spec:
+  mtls:
+    mode: DISABLE
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: pa-bad03
+spec:
+  selector:
+    matchLabels:
+      app: finance
+  mtls:
+    mode: DISABLE

istio-cel/enforce-strict-mtls/.chainsaw-test/pa-good.yaml

@@ -0,0 +1,39 @@
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: good-pa01
+spec:
+  mtls:
+    mode: STRICT
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: good-pa02
+spec:
+  mtls:
+    mode: UNSET
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: good-pa03
+spec: {}
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: good-pa04
+spec:
+  selector:
+    matchLabels:
+      app: finance
+  mtls:
+    mode: STRICT
+---
+apiVersion: security.istio.io/v1beta1
+kind: PeerAuthentication
+metadata:
+  name: good-pa05
+spec:
+  mtls: {}

istio-cel/enforce-strict-mtls/.chainsaw-test/policy-ready.yaml

@@ -0,0 +1,6 @@
+apiVersion: kyverno.io/v1
+kind: ClusterPolicy
+metadata:
+  name: enforce-strict-mtls
+status:
+  ready: true