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NDEV-18111: add mutate policy for adding-capabilities-strict rule #171

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merged 3 commits into from
Oct 14, 2024
Merged

NDEV-18111: add mutate policy for adding-capabilities-strict rule #171

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24a2307
NDEV-18111: add mutate policy for adding-capabilities-strict rule
suhasgummanirmata Sep 29, 2024
4ee47b1
NDEV-18111: replace not supported in kyverno-1.10
suhasgummanirmata Oct 8, 2024
819700a
Merge branch 'main' into NDEV-18111
suhasgummanirmata Oct 8, 2024
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123 changes: 111 additions & 12 deletions ...urity/restricted/disallow-capabilities-strict/remediate-disallow-capabilities-strict.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,9 @@ spec:
value: "{{ element.securityContext.capabilities.drop[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: add
path: /spec/template/spec/containers/{{elementIndex}}/securityContext
path: /spec/template/spec/containers/{{elementIndex}}/securityContext/capabilities/drop
value:
capabilities:
drop:
- ALL
- ALL
- list: request.object.spec.template.spec.initContainers[]
order: Descending
preconditions:
Expand All @@ -43,11 +41,9 @@ spec:
value: "{{ element.securityContext.capabilities.drop[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: add
path: /spec/template/spec/initContainers/{{elementIndex}}/securityContext
path: /spec/template/spec/initContainers/{{elementIndex}}/securityContext/capabilities/drop
value:
capabilities:
drop:
- ALL
- ALL
- list: request.object.spec.template.spec.ephemeralContainers[]
order: Descending
preconditions:
Expand All @@ -57,8 +53,111 @@ spec:
value: "{{ element.securityContext.capabilities.drop[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: add
path: /spec/template/spec/ephemeralContainers/{{elementIndex}}/securityContext
path: /spec/template/spec/ephemeralContainers/{{elementIndex}}/securityContext/capabilities/drop
value:
- ALL
- name: restrict-adding-capabilities-other-than-net-bind-service
match:
resources:
kinds:
- Deployment
- StatefulSet
- Job
- DaemonSet
mutate:
foreach:
- list: request.object.spec.template.spec.containers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
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operator: AnyNotIn
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/containers/{{elementIndex}}/securityContext/capabilities/add

- list: request.object.spec.template.spec.containers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
operator: In
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/containers/{{elementIndex}}/securityContext/capabilities/add
- op: add
path: /spec/template/spec/containers/{{elementIndex}}/securityContext/capabilities/add
value:
- NET_BIND_RAW

- list: request.object.spec.template.spec.initContainers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
operator: AnyNotIn
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/initContainers/{{elementIndex}}/securityContext/capabilities/add

- list: request.object.spec.template.spec.initContainers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
operator: In
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/initContainers/{{elementIndex}}/securityContext/capabilities/add
- op: add
path: /spec/template/spec/initContainers/{{elementIndex}}/securityContext/capabilities/add
value:
- NET_BIND_RAW

- list: request.object.spec.template.spec.ephemeralContainers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
operator: AnyNotIn
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/ephemeralContainers/{{elementIndex}}/securityContext/capabilities/add

- list: request.object.spec.template.spec.ephemeralContainers[]
order: Descending
preconditions:
all:
- key: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
operator: NotEquals
value: []
- key: NET_BIND_RAW
operator: In
value: "{{ element.securityContext.capabilities.add[].to_upper(@) || `[]` }}"
patchesJson6902: |-
- op: remove
path: /spec/template/spec/ephemeralContainers/{{elementIndex}}/securityContext/capabilities/add
- op: add
path: /spec/template/spec/ephemeralContainers/{{elementIndex}}/securityContext/capabilities/add
value:
capabilities:
drop:
- ALL
- NET_BIND_RAW
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