104 lines
3.5 KiB
YAML
104 lines
3.5 KiB
YAML
apiVersion: litmuschaos.io/v1alpha1
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description:
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message: |
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Stops GCP VM instances and GKE nodes for a specified duration of time and later restarts them
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kind: ChaosExperiment
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metadata:
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name: gcp-vm-instance-stop
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labels:
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name: gcp-vm-instance-stop
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app.kubernetes.io/part-of: litmus
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app.kubernetes.io/component: chaosexperiment
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app.kubernetes.io/version: latest
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spec:
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definition:
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scope: Cluster
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permissions:
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# Create and monitor the experiment & helper pods
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- apiGroups: [""]
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resources: ["pods"]
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verbs: ["create","delete","get","list","patch","update", "deletecollection"]
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# Performs CRUD operations on the events inside chaosengine and chaosresult
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["create","get","list","patch","update"]
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# Fetch configmaps & secrets details and mount it to the experiment pod (if specified)
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- apiGroups: [""]
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resources: ["secrets","configmaps"]
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verbs: ["get","list",]
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# Track and get the runner, experiment, and helper pods log
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- apiGroups: [""]
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resources: ["pods/log"]
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verbs: ["get","list","watch"]
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# for creating and managing to execute comands inside target container
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- apiGroups: [""]
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resources: ["pods/exec"]
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verbs: ["get","list","create"]
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# for configuring and monitor the experiment job by the chaos-runner pod
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- apiGroups: ["batch"]
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resources: ["jobs"]
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verbs: ["create","list","get","delete","deletecollection"]
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# for creation, status polling and deletion of litmus chaos resources used within a chaos workflow
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- apiGroups: ["litmuschaos.io"]
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resources: ["chaosengines","chaosexperiments","chaosresults"]
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verbs: ["create","list","get","patch","update","delete"]
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# for experiment to perform node status checks
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- apiGroups: [""]
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resources: ["nodes"]
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verbs: ["get","list"]
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image: "litmuschaos/go-runner:latest"
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imagePullPolicy: Always
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args:
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- -c
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- ./experiments -name gcp-vm-instance-stop
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command:
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- /bin/bash
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env:
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- name: TOTAL_CHAOS_DURATION
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value: '30'
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- name: CHAOS_INTERVAL
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value: '30'
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# parallel or serial; determines how the VM instances are terminated, all at once or one at a time
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- name: SEQUENCE
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value: 'parallel'
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# provide the LIB
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# only litmus supported
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- name: LIB
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value: 'litmus'
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# period to wait before and after injection of chaos in sec
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- name: RAMP_TIME
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value: ''
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# enable or disable; shall be enabled if the target instance is a part of an auto scaling group.
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- name: AUTO_SCALING_GROUP
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value: 'disable'
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# Instance name of the target vm instance(s)
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# Multiple instance names can be provided as comma separated values ex: instance1,instance2
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- name: VM_INSTANCE_NAMES
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value: ''
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# GCP project ID to which the vm instances belong
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- name: GCP_PROJECT_ID
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value: ''
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# Instance zone(s) of the target vm instance(s)
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# If more than one instance is targetted, provide zone for each in the order of their
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# respective instance name in VM_INSTANCE_NAME as comma separated values ex: zone1,zone2
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- name: INSTANCE_ZONES
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value: ''
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labels:
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name: gcp-vm-instance-stop
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app.kubernetes.io/part-of: litmus
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app.kubernetes.io/component: experiment-job
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app.kubernetes.io/version: latest
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secrets:
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- name: cloud-secret
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mountPath: /tmp/
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