247 lines
10 KiB
YAML
247 lines
10 KiB
YAML
apiVersion: argoproj.io/v1alpha1
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kind: CronWorkflow
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metadata:
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name: argowf-podtato-head-chaos-cron-wf
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namespace: litmus
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labels:
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subject : "podtato-head"
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spec:
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schedule: "0 * * * *"
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concurrencyPolicy: "Forbid"
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startingDeadlineSeconds: 0
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workflowSpec:
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entrypoint: argowf-chaos
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serviceAccountName: argo-chaos
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securityContext:
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runAsUser: 1000
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runAsNonRoot: true
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arguments:
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parameters:
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- name: adminModeNamespace
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value: "litmus"
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templates:
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- name: argowf-chaos
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steps:
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- - name: install-application
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template: install-application
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- - name: install-chaos-faults
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template: install-chaos-faults
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- - name: pod-delete
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template: pod-delete
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- - name: cleanup-chaos-resources
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template: cleanup-chaos-resources
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- name: delete-application
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template: delete-application
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- name: install-application
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container:
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image: litmuschaos/litmus-app-deployer:latest
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args: ["-namespace={{workflow.parameters.adminModeNamespace}}","-typeName=resilient","-operation=apply","-timeout=400", "-app=podtato-head","-scope=namespace"]
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- name: install-chaos-faults
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inputs:
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artifacts:
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- name: pod-delete-rm5
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path: /tmp/pod-delete-rm5.yaml
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raw:
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data: |
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apiVersion: litmuschaos.io/v1alpha1
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description:
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message: |
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Deletes a pod belonging to a deployment/statefulset/daemonset
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kind: ChaosExperiment
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metadata:
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name: pod-delete
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labels:
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name: pod-delete
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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: 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.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 pod-delete
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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: "15"
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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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- name: FORCE
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value: "true"
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- name: CHAOS_INTERVAL
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value: "5"
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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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- name: TARGET_CONTAINER
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value: ""
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- name: TARGET_PODS
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value: ""
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- name: DEFAULT_HEALTH_CHECK
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value: "false"
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# To select pods on specific node(s)
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- name: NODE_LABEL
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value: ""
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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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labels:
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name: pod-delete
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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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outputs: {}
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metadata: {}
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container:
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name: ""
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image: litmuschaos/k8s:latest
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command:
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- sh
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- "-c"
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args:
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- kubectl apply -f /tmp/pod-delete-rm5.yaml -n {{workflow.parameters.adminModeNamespace}} && sleep 30
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resources: {}
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- name: pod-delete
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inputs:
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artifacts:
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- name: pod-delete
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path: /tmp/chaosengine.yaml
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raw:
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data: |
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apiVersion: litmuschaos.io/v1alpha1
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kind: ChaosEngine
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metadata:
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name: podtato-main-pod-delete-chaos
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namespace: "{{workflow.parameters.adminModeNamespace}}"
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labels:
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context: "{{workflow.parameters.adminModeNamespace}}_podtato-main"
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annotations: {}
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spec:
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appinfo:
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appns: "{{workflow.parameters.adminModeNamespace}}"
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applabel: 'name=podtato-main'
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appkind: 'deployment'
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engineState: 'active'
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chaosServiceAccount: litmus-admin
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jobCleanUpPolicy: 'retain'
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components:
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runner:
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imagePullPolicy: Always
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experiments:
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- name: pod-delete
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spec:
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probe:
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- name: "check-podtato-main-access-url"
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type: "httpProbe"
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httpProbe/inputs:
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url: "http://podtato-main.{{workflow.parameters.adminModeNamespace}}.svc.cluster.local:9000"
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insecureSkipVerify: false
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method:
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get:
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criteria: "=="
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responseCode: "200"
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mode: "Continuous"
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runProperties:
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probeTimeout: 1s
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interval: 100ms
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attempt: 1
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components:
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env:
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- name: TOTAL_CHAOS_DURATION
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value: '30'
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# set chaos interval (in sec) as desired
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- name: CHAOS_INTERVAL
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value: '10'
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# pod failures without '--force' & default terminationGracePeriodSeconds
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- name: FORCE
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value: 'false'
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container:
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image: litmuschaos/litmus-checker:latest
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args: ["-file=/tmp/chaosengine.yaml","-saveName=/tmp/engine-name"]
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- name: delete-application
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container:
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image: litmuschaos/litmus-app-deployer:latest
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args: ["-namespace={{workflow.parameters.adminModeNamespace}}","-typeName=resilient","-operation=delete","-app=podtato-head"]
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- name: cleanup-chaos-resources
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container:
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image: litmuschaos/k8s:latest
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command: [sh, -c]
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args:
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[
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"kubectl delete chaosengine podtato-main-pod-delete-chaos -n {{workflow.parameters.adminModeNamespace}}",
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] |