feat: add taints parameter support to krknctl input (#307)

* add taints input variable for node cpu and memory scenario

Signed-off-by: Rahul Shetty <rashetty@redhat.com>

* add taint input variable to io hog scenario (krknctl)

Signed-off-by: Rahul Shetty <rashetty@redhat.com>

---------

Signed-off-by: Rahul Shetty <rashetty@redhat.com>

Author: rh-rahulshetty

node-cpu-hog/krknctl-input.json

@@ -41,6 +41,15 @@
          "default":"",
          "required": "false"
      },
+     {
+        "name":"taints",
+	    "short_description":"Node Taints",
+        "description":"List of taints for which tolerations need to created. For example [\"node-role.kubernetes.io/master:NoSchedule\"]",
+        "variable":"TAINTS",
+        "type":"string",
+        "default":"[]",
+        "required": "false"
+    },
    {
         "name":"number-of-nodes",
          "short_description":"Number of nodes",

node-io-hog/krknctl-input.json

@@ -64,6 +64,15 @@
          "default":"",
          "required": "false"
      },
+     {
+        "name":"taints",
+	    "short_description":"Node Taints",
+        "description":"List of taints for which tolerations need to created. For example [\"node-role.kubernetes.io/master:NoSchedule\"]",
+        "variable":"TAINTS",
+        "type":"string",
+        "default":"[]",
+        "required": "false"
+    },
     {
         "name":"number-of-nodes",
          "short_description":"Number of nodes",

node-memory-hog/krknctl-input.json

@@ -45,6 +45,15 @@
          "default":"",
          "required": "false"
      },
+     {
+        "name":"taints",
+	    "short_description":"Node Taints",
+        "description":"List of taints for which tolerations need to created. For example [\"node-role.kubernetes.io/master:NoSchedule\"]",
+        "variable":"TAINTS",
+        "type":"string",
+        "default":"[]",
+        "required": "false"
+    },
       {
         "name":"image",
          "short_description":"Hog Container image",