Exclude label

application-outages/app_outages.yaml.template

@@ -2,5 +2,6 @@ application_outage:                                  # Scenario to create an out
   duration: $DURATION                                      # Duration in seconds after which the routes will be accessible
   namespace: $NAMESPACE                                         # Namespace to target - all application routes will go inaccessible if pod selector is empty
   pod_selector: $POD_SELECTOR                            # Pods to target
+  exclude_label: $EXCLUDE_LABEL
   block:
     $BLOCK_TRAFFIC_TYPE                           # It can be Ingress or Egress or Ingress, Egress

application-outages/env.sh

@@ -4,6 +4,7 @@
 export DURATION=${DURATION:=600}
 export NAMESPACE=${NAMESPACE:=<namespace>}
 export POD_SELECTOR=${POD_SELECTOR:="{}"}
+export EXCLUDE_LABEL=${EXCLUDE_LABEL:""}
 export BLOCK_TRAFFIC_TYPE=${BLOCK_TRAFFIC_TYPE:=- Ingress}
 export SCENARIO_TYPE=${SCENARIO_TYPE:=application_outages_scenarios}
 export SCENARIO_FILE=${SCENARIO_FILE:=scenarios/app_outage.yaml}

application-outages/krknctl-input.json

@@ -1,40 +1,50 @@
 [
     {
-	   "name":"chaos-duration",
-       	"short_description":"Chaos Duration",
-        "description":"Set chaos duration (in sec) as desired",
-        "variable":"DURATION",
-        "type":"number",
-        "default":"600",
-        "required":"false"
+        "name": "chaos-duration",
+        "short_description": "Chaos Duration",
+        "description": "Set chaos duration (in sec) as desired",
+        "variable": "DURATION",
+        "type": "number",
+        "default": "600",
+        "required": "false"
     },
     {
-        "name":"namespace",
-	    "short_description":"Namespace",
-        "description":"Namespace to target - all application routes will go inaccessible if pod selector is empty ( Required )",
-        "variable":"NAMESPACE",
-        "type":"string",
-        "required":"true"
+        "name": "namespace",
+        "short_description": "Namespace",
+        "description": "Namespace to target - all application routes will go inaccessible if pod selector is empty ( Required )",
+        "variable": "NAMESPACE",
+        "type": "string",
+        "required": "true"
     },
     {
-	    "name":"pod-selector",
-        "short_description":"Pod Selector",
+        "name": "pod-selector",
+        "short_description": "Pod Selector",
         "description": "Pods to target. For example \"{app: foo}\"",
-        "type":"string",
-        "variable":"POD_SELECTOR",
+        "type": "string",
+        "variable": "POD_SELECTOR",
         "validator": "\\{[a-zA-Z0-9-_]+\\: [a-zA-Z0-9-_]+\\}",
         "validation_message": "Pod selector must be in the following format: \"{app: foo}\"",
-	    "required": "true"
+        "required": "true"
     },
     {
-        "name":"block-traffic-type",
-         "short_description":"Block traffic direction",
-         "description": "It can be [Ingress] or [Egress] or [Ingress, Egress]",
-         "type":"string",
-         "variable":"BLOCK_TRAFFIC_TYPE",
-         "validator": "^\\[Ingress\\]$|^\\[Egress\\]$|^\\[Ingress, Egress\\]$",
-         "validation_message": "Block traffic direction can be [Ingress] or [Egress] or [Ingress, Egress]",
-         "default":"[Ingress, Egress]",
-         "required": "false"
-     }
+        "name": "exclude-selector",
+        "short_description": "Exclude Pod Selector",
+        "description": "Pods to exclude from targetting. For example \"{app: foo}\"",
+        "type": "string",
+        "variable": "EXCLUDE_LABEL",
+        "validator": "\\{[a-zA-Z0-9-_]+\\: [a-zA-Z0-9-_]+\\}",
+        "validation_message": "Exclude Pod selector must be in the following format: \"{app: foo}\"",
+        "required": "false"
+    },
+    {
+        "name": "block-traffic-type",
+        "short_description": "Block traffic direction",
+        "description": "It can be [Ingress] or [Egress] or [Ingress, Egress]",
+        "type": "string",
+        "variable": "BLOCK_TRAFFIC_TYPE",
+        "validator": "^\\[Ingress\\]$|^\\[Egress\\]$|^\\[Ingress, Egress\\]$",
+        "validation_message": "Block traffic direction can be [Ingress] or [Egress] or [Ingress, Egress]",
+        "default": "[Ingress, Egress]",
+        "required": "false"
+    }
 ]

container-scenarios/container_scenario.yaml.template

@@ -6,3 +6,4 @@ scenarios:
   action: $ACTION
   count: $DISRUPTION_COUNT
   expected_recovery_time: $EXPECTED_RECOVERY_TIME
+  exclude_label: $EXCLUDE_LABEL

container-scenarios/env.sh

@@ -3,6 +3,7 @@
 # Vars and respective defaults
 export NAMESPACE=${NAMESPACE:="openshift-etcd"}
 export LABEL_SELECTOR=${LABEL_SELECTOR:="k8s-app=etcd"}
+export EXCLUDE_LABEL=${EXCLUDE_LABEL:""}
 export EXPECTED_RECOVERY_TIME=${EXPECTED_RECOVERY_TIME:=60}
 export DISRUPTION_COUNT=${DISRUPTION_COUNT:=1}
 export CONTAINER_NAME=${CONTAINER_NAME:=etcd}

container-scenarios/krknctl-input.json

@@ -1,63 +1,70 @@
 [
-
-     {
-         "name":"namespace",
-         "short_description":"Namespace",
-         "description":"Targeted namespace in the cluster",
-         "variable":"NAMESPACE",
-         "type":"string",
-         "default":"openshift-etcd",
-         "required":"false"
-     },
-     {
-         "name":"label-selector",
-         "short_description":"Label Selector",
-         "description":"Label of the container(s) to target",
-         "variable":"LABEL_SELECTOR",
-         "type":"string",
-         "default":"k8s-app=etcd",
-         "validator":"^.+\\=.+$",
-         "validation_message": "Label selector must be in the format: key=value",
-         "required":"false"
-     },
-     {
-         "name":"disruption-count",
-         "short_description":"Disruption Count",
-         "description": "Number of container to disrupt",
-         "type":"number",
-         "variable":"DISRUPTION_COUNT",
-         "default":"1",
-         "required": "false"
-     },
-     {
-         "name":"container-name",
-          "short_description":"Container Name",
-          "description": "Name of the container to disrupt",
-          "type":"string",
-          "variable":"CONTAINER_NAME",
-          "default":"etcd",
-          "required": "false"
-      },
-      {
-        "name":"action",
-        "short_description":"Action",
-        "description":"kill signal to run. For example 1 ( hang up ) or 9",
-        "variable":"ACTION",
-        "type":"string",
-        "default":"1",
-        "validator":"^[1-9]$",
+    {
+        "name": "namespace",
+        "short_description": "Namespace",
+        "description": "Targeted namespace in the cluster",
+        "variable": "NAMESPACE",
+        "type": "string",
+        "default": "openshift-etcd",
+        "required": "false"
+    },
+    {
+        "name": "label-selector",
+        "short_description": "Label Selector",
+        "description": "Label of the container(s) to target",
+        "variable": "LABEL_SELECTOR",
+        "type": "string",
+        "default": "k8s-app=etcd",
+        "validator": "^.+\\=.+$",
+        "validation_message": "Label selector must be in the format: key=value",
+        "required": "false"
+    },
+    {
+        "name": "exclude-selector",
+        "short_description": "Exclude Pod Selector",
+        "description": "Pods to exclude from targetting. For example \"{app: foo}\"",
+        "type": "string",
+        "variable": "EXCLUDE_LABEL",
+        "validator": "^.+\\=.+$",
+        "validation_message": "Exclude Pod selector must be in the following format: \"{app: foo}\"",
+        "required": "false"
+    },
+    {
+        "name": "disruption-count",
+        "short_description": "Disruption Count",
+        "description": "Number of container to disrupt",
+        "type": "number",
+        "variable": "DISRUPTION_COUNT",
+        "default": "1",
+        "required": "false"
+    },
+    {
+        "name": "container-name",
+        "short_description": "Container Name",
+        "description": "Name of the container to disrupt",
+        "type": "string",
+        "variable": "CONTAINER_NAME",
+        "default": "etcd",
+        "required": "false"
+    },
+    {
+        "name": "action",
+        "short_description": "Action",
+        "description": "kill signal to run. For example 1 ( hang up ) or 9",
+        "variable": "ACTION",
+        "type": "string",
+        "default": "1",
+        "validator": "^[1-9]$",
         "validation_message": "Kill signal must be a number between 1 and 9",
-        "required":"false"
+        "required": "false"
     },
     {
-        "name":"expected-recovery-time",
-        "short_description":"Expected Recovery Time",
-        "description":"Time to wait before checking if all containers that were affected recover properly",
-        "variable":"EXPECTED_RECOVERY_TIME",
-        "type":"number",
-        "default":"60",
-        "required":"false"
+        "name": "expected-recovery-time",
+        "short_description": "Expected Recovery Time",
+        "description": "Time to wait before checking if all containers that were affected recover properly",
+        "variable": "EXPECTED_RECOVERY_TIME",
+        "type": "number",
+        "default": "60",
+        "required": "false"
     }
-
-
 ]