chore(env): Adding required env inside chaosengine (#479)

Signed-off-by: shubhamchaudhary <shubham@chaosnative.com>

charts/generic/node-poweroff/engine.yaml

@@ -17,6 +17,9 @@ spec:
         #   # provide the node labels
         #   kubernetes.io/hostname: 'node02'   
           env:
+            - name: TOTAL_CHAOS_DURATION
+              value: '60'
+
              # ENTER THE TARGET NODE NAME
             - name: TARGET_NODE
               value: ''
@@ -27,4 +30,4 @@ spec:
 
              # ENTER THE USER TO BE USED FOR SSH AUTH
             - name: SSH_USER
-              value: ''
+              value: 'root'

charts/generic/node-poweroff/experiment.yaml

@@ -55,10 +55,7 @@ spec:
       value: 'root'
 
     - name: TOTAL_CHAOS_DURATION
-      value: '360'
-
-    - name: EXPERIMENT_NAME
-      value: 'node-poweroff'
+      value: '60'
 
     - name: REBOOT_COMMAND
       value: '-o ServerAliveInterval=1 -o ServerAliveCountMax=1 "sudo systemctl poweroff --force --force" ; true'