update

kubespray/roles/kubernetes/control-plane/templates/apiserver-audit-policy.yaml.j2

@@ -0,0 +1,129 @@
+apiVersion: audit.k8s.io/v1
+kind: Policy
+rules:
+{% if audit_policy_custom_rules is defined and audit_policy_custom_rules != "" %}
+{{ audit_policy_custom_rules | indent(2, true) }}
+{% else %}
+  # The following requests were manually identified as high-volume and low-risk,
+  # so drop them.
+  - level: None
+    users: ["system:kube-proxy"]
+    verbs: ["watch"]
+    resources:
+      - group: "" # core
+        resources: ["endpoints", "services", "services/status"]
+  - level: None
+    # Ingress controller reads `configmaps/ingress-uid` through the unsecured port.
+    # TODO(#46983): Change this to the ingress controller service account.
+    users: ["system:unsecured"]
+    namespaces: ["kube-system"]
+    verbs: ["get"]
+    resources:
+      - group: "" # core
+        resources: ["configmaps"]
+  - level: None
+    users: ["kubelet"] # legacy kubelet identity
+    verbs: ["get"]
+    resources:
+      - group: "" # core
+        resources: ["nodes", "nodes/status"]
+  - level: None
+    userGroups: ["system:nodes"]
+    verbs: ["get"]
+    resources:
+      - group: "" # core
+        resources: ["nodes", "nodes/status"]
+  - level: None
+    users:
+      - system:kube-controller-manager
+      - system:kube-scheduler
+      - system:serviceaccount:kube-system:endpoint-controller
+    verbs: ["get", "update"]
+    namespaces: ["kube-system"]
+    resources:
+      - group: "" # core
+        resources: ["endpoints"]
+  - level: None
+    users: ["system:apiserver"]
+    verbs: ["get"]
+    resources:
+      - group: "" # core
+        resources: ["namespaces", "namespaces/status", "namespaces/finalize"]
+  # Don't log HPA fetching metrics.
+  - level: None
+    users:
+      - system:kube-controller-manager
+    verbs: ["get", "list"]
+    resources:
+      - group: "metrics.k8s.io"
+  # Don't log these read-only URLs.
+  - level: None
+    nonResourceURLs:
+      - /healthz*
+      - /version
+      - /swagger*
+  # Don't log events requests.
+  - level: None
+    resources:
+      - group: "" # core
+        resources: ["events"]
+  # Secrets, ConfigMaps, TokenRequest and TokenReviews can contain sensitive & binary data,
+  # so only log at the Metadata level.
+  - level: Metadata
+    resources:
+      - group: "" # core
+        resources: ["secrets", "configmaps", "serviceaccounts/token"]
+      - group: authentication.k8s.io
+        resources: ["tokenreviews"]
+    omitStages:
+      - "RequestReceived"
+  # Get responses can be large; skip them.
+  - level: Request
+    verbs: ["get", "list", "watch"]
+    resources:
+      - group: "" # core
+      - group: "admissionregistration.k8s.io"
+      - group: "apiextensions.k8s.io"
+      - group: "apiregistration.k8s.io"
+      - group: "apps"
+      - group: "authentication.k8s.io"
+      - group: "authorization.k8s.io"
+      - group: "autoscaling"
+      - group: "batch"
+      - group: "certificates.k8s.io"
+      - group: "extensions"
+      - group: "metrics.k8s.io"
+      - group: "networking.k8s.io"
+      - group: "policy"
+      - group: "rbac.authorization.k8s.io"
+      - group: "settings.k8s.io"
+      - group: "storage.k8s.io"
+    omitStages:
+      - "RequestReceived"
+  # Default level for known APIs
+  - level: RequestResponse
+    resources:
+      - group: "" # core
+      - group: "admissionregistration.k8s.io"
+      - group: "apiextensions.k8s.io"
+      - group: "apiregistration.k8s.io"
+      - group: "apps"
+      - group: "authentication.k8s.io"
+      - group: "authorization.k8s.io"
+      - group: "autoscaling"
+      - group: "batch"
+      - group: "certificates.k8s.io"
+      - group: "extensions"
+      - group: "metrics.k8s.io"
+      - group: "networking.k8s.io"
+      - group: "policy"
+      - group: "rbac.authorization.k8s.io"
+      - group: "settings.k8s.io"
+      - group: "storage.k8s.io"
+    omitStages:
+      - "RequestReceived"
+  # Default level for all other requests.
+  - level: Metadata
+    omitStages:
+      - "RequestReceived"
+{% endif %}