chore(target-nodes): Adding target-nodes env (#379)

Signed-off-by: shubhamchaudhary <shubham.chaudhary@mayadata.io>

charts/generic/node-restart/experiment.yaml

@@ -54,6 +54,13 @@ spec:
     - name: SSH_USER
       value: 'root'
 
+    - name: TOTAL_CHAOS_DURATION
+      value: '60'
+
+    # Period to wait before and after injection of chaos in sec
+    - name: RAMP_TIME
+      value: ''
+
     # PROVIDE THE LIB HERE
     # ONLY LITMUS SUPPORTED
     - name: LIB
@@ -63,10 +70,14 @@ spec:
     - name: LIB_IMAGE
       value: "litmuschaos/go-runner:latest"
 
-    # ENTER THE NAME OF THE TARGET NODE
+    # ENTER THE TARGET NODE NAME
     - name: TARGET_NODE
       value: ''
 
+    # ENTER THE TARGET NODE IP
+    - name: TARGET_NODE_IP
+      value: ''
+
     labels:
       name: node-restart
       app.kubernetes.io/part-of: litmus