112 lines
3.4 KiB
YAML
112 lines
3.4 KiB
YAML
---
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apiVersion: litmuschaos.io/v1alpha1
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description:
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message: |
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Give a CPU spike on a node belonging to a deployment
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kind: ChaosExperiment
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metadata:
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name: node-cpu-hog
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labels:
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name: node-cpu-hog
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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: ci
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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:
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[
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"create",
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"delete",
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"get",
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"list",
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"patch",
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"update",
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"deletecollection",
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]
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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 details and mount it to the experiment pod (if specified)
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- apiGroups: [""]
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resources: ["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 commands 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.docker.scarf.sh/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 node-cpu-hog
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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: "60"
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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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## ENTER THE NUMBER OF CORES OF CPU FOR CPU HOGGING
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## OPTIONAL VALUE IN CASE OF EMPTY VALUE IT WILL TAKE NODE CPU CAPACITY
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- name: NODE_CPU_CORE
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value: ""
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## LOAD CPU WITH GIVEN PERCENT LOADING FOR THE CPU STRESS WORKERS.
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## 0 IS EFFECTIVELY A SLEEP (NO LOAD) AND 100 IS FULL LOADING
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- name: CPU_LOAD
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value: "100"
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# ENTER THE COMMA SEPARATED TARGET NODES NAME
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- name: TARGET_NODES
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value: ""
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- name: NODE_LABEL
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value: ""
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# provide lib image
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- name: LIB_IMAGE
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value: "litmuschaos.docker.scarf.sh/litmuschaos/go-runner:latest"
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## percentage of total nodes to target
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- name: NODES_AFFECTED_PERC
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value: ""
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- name: DEFAULT_HEALTH_CHECK
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value: "false"
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## it defines the sequence of chaos execution for multiple target nodes
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## supported values: serial, parallel
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- name: SEQUENCE
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value: "parallel"
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labels:
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name: node-cpu-hog
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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: ci
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