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/pod-network-corruption/ansible/engine.yaml

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+apiVersion: litmuschaos.io/v1alpha1
+kind: ChaosEngine
+metadata:
+  name: nginx-network-chaos
+  namespace: default
+spec:
+  # It can be delete/retain
+  jobCleanUpPolicy: 'delete'
+  # It can be true/false
+  annotationCheck: 'true'
+  # It can be active/stop
+  engineState: 'active'
+  #ex. values: ns1:name=percona,ns2:run=nginx 
+  auxiliaryAppInfo: ''
+  monitoring: false
+  appinfo: 
+    appns: 'default'
+    # FYI, To see app label, apply kubectl get pods --show-labels
+    applabel: 'app=nginx'
+    appkind: 'deployment'
+  chaosServiceAccount: pod-network-corruption-sa
+  experiments:
+    - name: pod-network-corruption
+      spec:
+        components:
+          env:
+           #Container name where chaos has to be injected
+            - name: TARGET_CONTAINER
+              value: 'nginx' 
+
+            #Network interface inside target container              
+            - name: NETWORK_INTERFACE
+              value: 'eth0'
+              
+            - name: TOTAL_CHAOS_DURATION
+              value: '60' # in seconds

charts/generic/pod-network-corruption/ansible/experiment.yaml

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+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+    Inject network packet corruption into application pod
+kind: ChaosExperiment
+metadata:
+  name: pod-network-corruption
+  version: 0.1.10
+spec:
+  definition:
+    scope: Namespaced
+    permissions:
+      - apiGroups:
+          - ""
+          - "batch"
+          - "litmuschaos.io"
+        resources:
+          - "jobs"
+          - "pods"
+          - "pods/log"
+          - "events"
+          - "chaosengines"
+          - "chaosexperiments"
+          - "chaosresults"
+        verbs:
+          - "create"
+          - "delete"
+          - "list"
+          - "patch"
+          - "update"
+          - "get"
+    image: "litmuschaos/ansible-runner:1.6.0"
+    imagePullPolicy: Always
+    args:
+    - -c
+    - ansible-playbook ./experiments/generic/pod_network_corruption/pod_network_corruption_ansible_logic.yml -i /etc/ansible/hosts -vv; exit 0
+    command:
+    - /bin/bash
+    env:
+    - name: ANSIBLE_STDOUT_CALLBACK
+      value: 'default'
+
+    - name: TARGET_CONTAINER
+      value: ''
+
+    # provide lib image
+    - name: LIB_IMAGE
+      value: 'gaiaadm/pumba:0.6.5' 
+
+    - name: NETWORK_INTERFACE
+      value: 'eth0'
+
+    - name: NETWORK_PACKET_CORRUPTION_PERCENTAGE
+      value: '100' #in PERCENTAGE
+
+    - name: TOTAL_CHAOS_DURATION
+      value: '60' # in seconds
+
+    # Time period to wait before injection of chaos in sec
+    - name: RAMP_TIME
+      value: ''
+
+    - name: LIB
+      value: 'pumba'
+    labels:
+      name: pod-network-corruption

charts/generic/pod-network-corruption/ansible/rbac.yaml

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+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: pod-network-corruption-sa
+  namespace: default
+  labels:
+    name: pod-network-corruption-sa
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: Role
+metadata:
+  name: pod-network-corruption-sa
+  namespace: default
+  labels:
+    name: pod-network-corruption-sa
+rules:
+- apiGroups: ["","litmuschaos.io","batch"]
+  resources: ["pods","jobs","events","pods/log","chaosengines","chaosexperiments","chaosresults"]
+  verbs: ["create","list","get","patch","update","delete"]
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: RoleBinding
+metadata:
+  name: pod-network-corruption-sa
+  namespace: default
+  labels:
+    name: pod-network-corruption-sa
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: pod-network-corruption-sa
+subjects:
+- kind: ServiceAccount
+  name: pod-network-corruption-sa
+  namespace: default