charts(ansible): Add ansible chaos charts for running ansible experiments (#272)

Signed-off-by: Udit Gaurav <uditgaurav@gmail.com>

Co-authored-by: Karthik Satchitanand <karthik.s@mayadata.io>

charts/generic/node-cpu-hog/ansible/engine.yaml

@@ -0,0 +1,31 @@
+apiVersion: litmuschaos.io/v1alpha1
+kind: ChaosEngine
+metadata:
+  name: nginx-chaos
+  namespace: default
+spec:
+  # It can be true/false
+  annotationCheck: 'false'
+  # It can be active/stop
+  engineState: 'active'
+  #ex. values: ns1:name=percona,ns2:run=nginx 
+  auxiliaryAppInfo: ''
+  appinfo:
+    appns: 'default'
+    applabel: 'app=nginx'
+    appkind: 'deployment'
+  chaosServiceAccount: node-cpu-hog-sa
+  monitoring: false
+  # It can be delete/retain
+  jobCleanUpPolicy: 'delete'
+  experiments:
+    - name: node-cpu-hog
+      spec:
+        components:
+          env:
+            # set chaos duration (in sec) as desired
+            - name: TOTAL_CHAOS_DURATION
+              value: '60'
+            
+            - name: NODE_CPU_CORE
+              value: ''

charts/generic/node-cpu-hog/ansible/experiment.yaml

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+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+    Give a cpu spike on a node belonging to a deployment
+kind: ChaosExperiment
+metadata:
+  name: node-cpu-hog
+  version: 0.1.19
+spec:
+  definition:
+    scope: Cluster
+    permissions:
+      - apiGroups:
+          - ""
+          - "batch"
+          - "apps"
+          - "litmuschaos.io"
+        resources:
+          - "jobs"
+          - "pods"
+          - "pods/log"
+          - "events"
+          - "chaosengines"
+          - "chaosexperiments"
+          - "chaosresults"
+        verbs:
+          - "create"
+          - "list"
+          - "get"
+          - "patch"
+          - "update"
+          - "delete"
+      - apiGroups:
+          - ""
+        resources: 
+          - "nodes"
+        verbs:
+          - "get"
+          - "list"
+    image: "litmuschaos/ansible-runner:1.6.0"
+    imagePullPolicy: Always
+    args:
+    - -c
+    - ansible-playbook ./experiments/generic/node_cpu_hog/node_cpu_hog_ansible_logic.yml -i /etc/ansible/hosts -vv; exit 0
+    command:
+    - /bin/bash
+    env:
+
+    - name: ANSIBLE_STDOUT_CALLBACK
+      value: 'default'
+
+    - name: TOTAL_CHAOS_DURATION
+      value: '60'
+
+    # Period to wait before injection of chaos in sec
+    - name: RAMP_TIME
+      value: ''
+
+    ## ENTER THE NUMBER OF CORES OF CPU FOR CPU HOGGING
+    ## OPTIONAL VALUE IN CASE OF EMPTY VALUE IT WILL TAKE NODE CPU CAPACITY 
+    - name: NODE_CPU_CORE
+      value: ''
+
+    # PROVIDE THE LIB HERE
+    # ONLY LITMUS SUPPORTED
+    - name: LIB
+      value: 'litmus'
+
+    # provide lib image
+    - name: LIB_IMAGE
+      value: 'litmuschaos/stress-ng:latest' 
+   
+    labels:
+      name: node-cpu-hog

charts/generic/node-cpu-hog/ansible/rbac.yaml

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+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: node-cpu-hog-sa
+  namespace: default
+  labels:
+    name: node-cpu-hog-sa
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRole
+metadata:
+  name: node-cpu-hog-sa
+  labels:
+    name: node-cpu-hog-sa
+rules:
+- apiGroups: ["","litmuschaos.io","batch","apps"]
+  resources: ["pods","jobs","events","chaosengines","pods/log","chaosexperiments","chaosresults"]
+  verbs: ["create","list","get","patch","update","delete"]
+- apiGroups: [""]
+  resources: ["nodes"]
+  verbs: ["get","list"]
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRoleBinding
+metadata:
+  name: node-cpu-hog-sa
+  labels:
+    name: node-cpu-hog-sa
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: node-cpu-hog-sa
+subjects:
+- kind: ServiceAccount
+  name: node-cpu-hog-sa
+  namespace: default