add disk loss chaos experiment for aws and gcp to chart hub (#38)

* add disk loss chaos experiment for aws and gcp to chart hub

Signed-off-by: Raj <mail.rajdas@gmail.com>

charts/generic/disk-loss/disk-loss.chartserviceversion.yaml

@@ -0,0 +1,42 @@
+apiVersion: litmuchaos.io/v1alpha1
+kind: ChartServiceVersion
+metadata:
+  name: disk-loss
+  version: 0.1.0
+  annotations:
+    categories: Kubernetes
+    vendor: CNCF
+    createdAt: 2019-11-08T12:28:08Z
+    repository: https://github.com/litmuschaos/chaos-charts
+    support: https://slack.kubernetes.io/
+spec:
+  displayName: disk-loss
+  categoryDescription: |
+    Disk Loss contains chaos to disrupt state of infra resources. Experiments can inject disk loss against specified application.
+    - Causes (forced/graceful) disk loss from node/instance..
+    - Tests deployment sanity (replica availability & uninterrupted service) and recovery workflows of the application pod.
+ 
+  keywords:
+    - Kubernetes
+    - AWS
+    - GCP
+    - Disk 
+  platorms:
+    - GKE
+    - AWS
+  maturity: alpha
+  maintainers:
+    - name: Raj Babu Das
+      email: raj.das@mayadata.io
+  minKubeVersion: 1.12.0
+  provider:
+    name: Mayadata
+  links:
+    - name: Kubernetes Website
+      url: https://kubernetes.io
+    - name: Source Code
+      url: https://github.com/kubernetes/kubernetes
+  icon:
+    - url: 
+      mediatype: ""
+  chaosexpcrdlink: https://raw.githubusercontent.com/litmuschaos/chaos-charts/master/charts/generic/disk-loss/experiment.yaml

charts/generic/disk-loss/experiment.yaml

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+apiVersion: litmuschaos.io/v1alpha1
+description:
+  message: |
+    Detaching a persistent disk from a node/instance. Supports only for AWS and GCP
+kind: ChaosExperiment
+metadata:
+  name: disk-loss
+  version: 0.1.0
+spec:
+  permissions:
+    apiGroups:
+      - ""
+      - "apps"
+      - "batch"
+      - "litmuschaos.io"
+    resources:
+      - "deployments"
+      - "statefulsets"
+      - "jobs"
+      - "pods"
+      - "chaosengines"
+      - "chaosexperiments"
+      - "chaosresults"
+    verbs:
+      - "*"
+  definition:
+    image: "litmuschaos/ansible-runner:ci"
+    args:
+    - -c
+    - ansible-playbook ./experiments/generic/disk_loss/disk_loss_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: 15
+    labels:
+      name: disk-loss