last sync: 2025-May-30 17:23:33 UTC

[Preview]: Sets Kubernetes cluster containers CPU limits to default values in case not present.

Azure BuiltIn Policy definition

Source Azure Portal
Display name [Preview]: Sets Kubernetes cluster containers CPU limits to default values in case not present.
Id 42ba1d72-e90f-42f8-bf99-5a1351eed2b1
Version 1.3.0-preview
Details on versioning
Versioning Versions supported for Versioning: 5
1.3.0-preview
1.2.0-preview
1.1.1-preview
1.1.0-preview
1.0.0-preview
Built-in Versioning [Preview]
Category Kubernetes
Microsoft Learn
Description Setting container CPU limits to prevent resource exhaustion attacks in a Kubernetes cluster.
Cloud environments AzureCloud = true
AzureUSGovernment = true
AzureChinaCloud = unknown
Available in AzUSGov The Policy is available in AzureUSGovernment cloud. Version: '1.2.0-preview'
Repository: Azure-Policy 42ba1d72-e90f-42f8-bf99-5a1351eed2b1
Mode Microsoft.Kubernetes.Data
Type BuiltIn
Preview True
Deprecated False
Effect Default
Mutate
Allowed
Mutate, Disabled
RBAC role(s) none
Rule aliases none
Rule resource types IF (1)
Compliance Not a Compliance control
Initiatives usage
Rows: 1-1 / 1
Records:
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Page of 1
Initiative DisplayName Initiative Id Initiative Category State Type polSet in AzUSGov
[Preview]: Deployment safeguards should help guide developers towards AKS recommended best practices c047ea8e-9c78-49b2-958b-37e56d291a44 Kubernetes Preview BuiltIn true
History
Date/Time (UTC ymd) (i) Change type Change detail
2025-04-22 16:46:02 change Minor, suffix remains equal (1.2.0-preview > 1.3.0-preview)
2024-08-09 18:17:47 change Minor, suffix remains equal (1.1.1-preview > 1.2.0-preview)
2024-04-22 16:32:55 change Patch, suffix remains equal (1.1.0-preview > 1.1.1-preview)
2024-04-12 17:45:57 change Minor, suffix remains equal (1.0.0-preview > 1.1.0-preview)
2024-04-08 17:52:20 add 42ba1d72-e90f-42f8-bf99-5a1351eed2b1
JSON compare
compare mode: version left: version right:
1.2.0-preview → 1.3.0-preview RENAMED
@@ -3,9 +3,9 @@
3
  "policyType": "BuiltIn",
4
  "mode": "Microsoft.Kubernetes.Data",
5
  "description": "Setting container CPU limits to prevent resource exhaustion attacks in a Kubernetes cluster.",
6
  "metadata": {
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- "version": "1.2.0-preview",
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  "category": "Kubernetes",
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  "preview": true
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  },
11
  "parameters": {
@@ -45,8 +45,16 @@
45
  "kube-system",
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  "gatekeeper-system",
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  "azure-arc"
48
  ]
 
 
 
 
 
 
 
 
49
  }
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  },
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  "policyRule": {
52
  "if": {
@@ -60,8 +68,9 @@
60
  "mutationInfo": {
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  "sourceType": "PublicURL",
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  "url": "https://store.policy.core.windows.net/kubernetes/mutate-resource-cpu-limits/v1/mutation.yaml"
63
  },
 
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  "excludedNamespaces": "[parameters('excludedNamespaces')]"
65
  }
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  }
67
  }
 
3
  "policyType": "BuiltIn",
4
  "mode": "Microsoft.Kubernetes.Data",
5
  "description": "Setting container CPU limits to prevent resource exhaustion attacks in a Kubernetes cluster.",
6
  "metadata": {
7
+ "version": "1.3.0-preview",
8
  "category": "Kubernetes",
9
  "preview": true
10
  },
11
  "parameters": {
 
45
  "kube-system",
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  "gatekeeper-system",
47
  "azure-arc"
48
  ]
49
+ },
50
+ "namespaces": {
51
+ "type": "Array",
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+ "metadata": {
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+ "displayName": "Namespace inclusions",
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+ "description": "List of Kubernetes namespaces to only include in policy evaluation. An empty list means the policy is applied to all resources in all namespaces."
55
+ },
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+ "defaultValue": []
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  }
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  },
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  "policyRule": {
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  "if": {
 
68
  "mutationInfo": {
69
  "sourceType": "PublicURL",
70
  "url": "https://store.policy.core.windows.net/kubernetes/mutate-resource-cpu-limits/v1/mutation.yaml"
71
  },
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+ "namespaces": "[parameters('namespaces')]",
73
  "excludedNamespaces": "[parameters('excludedNamespaces')]"
74
  }
75
  }
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  }
JSON
api-version=2021-06-01
EPAC
{7 items
  • displayName: "[Preview]: Sets Kubernetes cluster containers CPU limits to default values in case not present.",
  • policyType: "BuiltIn",
  • mode: "Microsoft.Kubernetes.Data",
  • description: "Setting container CPU limits to prevent resource exhaustion attacks in a Kubernetes cluster.",
  • metadata: {3 items
    • version: "1.3.0-preview",
    • category: "Kubernetes",
    • preview: true
    },
  • parameters: {4 items
    • source: {4 items
      • type: "String",
      • metadata: {2 items
        • displayName: "Source",
        • description: "The source k8s object for constraint evaluation. 'Original' means only evaluate against the specific GroupVersionKind specified in the policy definition. 'Generated' means only evaluate against k8s objects generated by Gatekeeper ExpansionTemplates. 'All' means evaluate against both the original object and any generated ones."
        },
      • allowedValues: [3 items
        • "All",
        • "Generated",
        • "Original"
        ],
      • defaultValue: "Original"
      },
    • effect: {4 items
      • type: "String",
      • metadata: {3 items
        • displayName: "Effect",
        • description: "'Mutate' modifies a non-compliant resource to be compliant when creating or updating. 'Disabled' turns off the policy.",
        • portalReview: true
        },
      • allowedValues: [2 items
        • "Mutate",
        • "Disabled"
        ],
      • defaultValue: "Mutate"
      },
    • excludedNamespaces: {3 items
      • type: "Array",
      • metadata: {2 items
        • displayName: "Namespace exclusions",
        • description: "List of Kubernetes namespaces to exclude from policy evaluation."
        },
      • defaultValue: [3 items
        • "kube-system",
        • "gatekeeper-system",
        • "azure-arc"
        ]
      },
    • namespaces: {3 items
      • type: "Array",
      • metadata: {2 items
        • displayName: "Namespace inclusions",
        • description: "List of Kubernetes namespaces to only include in policy evaluation. An empty list means the policy is applied to all resources in all namespaces."
        },
      • defaultValue: []
      }
    },
  • policyRule: {2 items
    • if: {2 items
      • field: "type",
      • equals: "Microsoft.ContainerService/managedClusters"
      },
    • then: {2 items
      • effect: "[parameters('effect')]",
      • details: {4 items
        • source: "[parameters('source')]",
        • mutationInfo: {2 items
          • sourceType: "PublicURL",
          • url: "https://store.policy.core.windows.net/kubernetes/mutate-resource-cpu-limits/v1/mutation.yaml"
          },
        • namespaces: "[parameters('namespaces')]",
        • excludedNamespaces: "[parameters('excludedNamespaces')]"
        }
      }
    }
}