k8s_containers resource

Use the k8s_containers Chef InSpec audit resource to test the configurations of all Containers in a namespace.

Installation

Syntax

describe k8s_containers do
  #...
end

Parameter

namespace: Namespace of the resource.

Properties

names: Name of the Container.
images: Container image name.
commands: Entrypoint array.
args: Arguments to the entrypoint.
resources: Compute Resources required by this container.
volumeMounts: Pod volumes to mount into the container’s filesystem
livenessProbes: Periodic probe of container liveness
readinessProbes: Periodic probe of container service readiness
imagePullPolicies: Image pull policy, One of Always, Never, IfNotPresent
securityContexts: Security options the pod should run with

Examples

Containers for default namespace must exist

 describe k8s_containers do
  it { should exist }
end

Containers for specified namespace must exist

describe k8s_containers(namespace: 'kube-system') do
  it { should exist }
end

Containers with readOnlyRootFilesystem exists

describe k8s_containers(namespace: 'kube-system').where{ securityContext && securityContext[:readOnlyRootFilesystem] == true } do 
  it { should exist }
end

Matchers

This Chef InSpec audit resource has the following special matchers. For a full list of available matchers, see our Universal Matchers page.