117 lines
3.9 KiB
YAML
117 lines
3.9 KiB
YAML
---
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apiVersion: litmuschaos.io/v1alpha1
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description:
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message: |
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Injects memory consumption on pods belonging to an app deployment
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kind: ChaosExperiment
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metadata:
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name: pod-memory-hog-exec
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labels:
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name: pod-memory-hog-exec
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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: Namespaced
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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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# deriving the parent/owner details of the pod(if parent is anyof {deployment, statefulset, daemonsets})
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- apiGroups: ["apps"]
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resources: ["deployments", "statefulsets", "replicasets", "daemonsets"]
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verbs: ["list", "get"]
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# deriving the parent/owner details of the pod(if parent is deploymentConfig)
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- apiGroups: ["apps.openshift.io"]
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resources: ["deploymentconfigs"]
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verbs: ["list", "get"]
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# deriving the parent/owner details of the pod(if parent is deploymentConfig)
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- apiGroups: [""]
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resources: ["replicationcontrollers"]
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verbs: ["get", "list"]
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# deriving the parent/owner details of the pod(if parent is argo-rollouts)
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- apiGroups: ["argoproj.io"]
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resources: ["rollouts"]
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verbs: ["list", "get"]
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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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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 pod-memory-hog-exec
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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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## enter the amount of memory in megabytes to be consumed by the application pod
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- name: MEMORY_CONSUMPTION
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value: "500"
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## percentage of total pods to target
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- name: PODS_AFFECTED_PERC
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value: ""
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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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# The command to kill the chaos process
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- name: CHAOS_KILL_COMMAND
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value: "kill $(find /proc -name exe -lname '*/dd' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' | head -n 1)"
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## it defines the sequence of chaos execution for multiple target pods
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## supported values: serial, parallel
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- name: SEQUENCE
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value: "parallel"
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- name: DEFAULT_HEALTH_CHECK
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value: "false"
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- name: TARGET_CONTAINER
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value: ""
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- name: TARGET_PODS
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value: ""
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labels:
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name: pod-memory-hog-exec
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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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