---
apiVersion: litmuschaos.io/v1alpha1
description:
  message: |
    It can target random pods with a Spring Boot application and allows configuring the assaults to inject memory-stress
kind: ChaosExperiment
metadata:
  name: spring-boot-memory-stress
  labels:
    name: spring-boot-memory-stress
    app.kubernetes.io/part-of: litmus
    app.kubernetes.io/component: chaosexperiment
    app.kubernetes.io/version: ci
spec:
  definition:
    scope: Namespaced
    permissions:
      # Create and monitor the experiment & helper pods
      - apiGroups: [""]
        resources: ["pods"]
        verbs:
          [
            "create",
            "delete",
            "get",
            "list",
            "patch",
            "update",
            "deletecollection",
          ]
      # Performs CRUD operations on the events inside chaosengine and chaosresult
      - apiGroups: [""]
        resources: ["events"]
        verbs: ["create", "get", "list", "patch", "update"]
      # Track and get the runner, experiment, and helper pods log
      - apiGroups: [""]
        resources: ["pods/log"]
        verbs: ["get", "list", "watch"]
      # for creating and managing to execute commands inside target container
      - apiGroups: [""]
        resources: ["pods/exec"]
        verbs: ["get", "list", "create"]
      # for configuring and monitor the experiment job by the chaos-runner pod
      - apiGroups: ["batch"]
        resources: ["jobs"]
        verbs: ["create", "list", "get", "delete", "deletecollection"]
      # for creation, status polling and deletion of litmus chaos resources used within a chaos workflow
      - apiGroups: ["litmuschaos.io"]
        resources: ["chaosengines", "chaosexperiments", "chaosresults"]
        verbs: ["create", "list", "get", "patch", "update", "delete"]
    image: "litmuschaos.docker.scarf.sh/litmuschaos/go-runner:latest"
    imagePullPolicy: Always
    args:
      - -c
      - ./experiments -name spring-boot-memory-stress
    command:
      - /bin/bash
    env:
      # it contains fraction of memory to be stressed(0.70 equals 70%!)(MISSING)
      # it supports value in range [0.01,0.95]
      - name: MEMORY_FILL_FRACTION
        value: "0.70"

        # port of the spring boot application
      - name: CM_PORT
        value: ""

        # it contains number of requests are to be attacked
        # n value means nth request will be affected
      - name: CM_LEVEL
        value: "1"

        # it limits watched packages/classes/methods
      - name: CM_WATCHED_CUSTOM_SERVICES
        value: ""

      # provide name of watcher
      # it supports controller, restController, service, repository, component, webClient
      - name: CM_WATCHERS
        value: "restController"

      - name: TOTAL_CHAOS_DURATION
        value: "30"

      ## percentage of total pods to target
      - name: PODS_AFFECTED_PERC
        value: ""

      ## Period to wait before and after injection of chaos
      - name: RAMP_TIME
        value: ""

      ## it defines the sequence of chaos execution for multiple target pods
      ## supported values: serial, parallel
      - name: SEQUENCE
        value: "parallel"

    labels:
      name: spring-boot-memory-stress
      app.kubernetes.io/part-of: litmus
      app.kubernetes.io/component: experiment-job
      app.kubernetes.io/version: ci