Merge pull request #460 from karun-singh/4.5.0

ES autoscaler fix [4.5.0]

K8s-deployment/Charts/elk/elasticsearch/autoscale-rbac.yaml

@@ -16,20 +16,20 @@ rules:
   verbs: ["get", "list","watch","create","update","delete"]
 - apiGroups: [""]
   resources: ["configmaps"]
-  resourceNames: ["elasticsearch-data-nodes-config"]
+  resourceNames: ["elasticsearch-data-node-config"]
   verbs: ["get","list"]
-- apiGroups: ["policy"]
-  resources: ["poddisruptionbudgets"]
-  resourceNames: ["elasticsearch-data-nodes-pdb"]
-  verbs: ["get", "patch"]
 - apiGroups: [""]
   resources: ["services"]
-  resourceNames: ["elasticsearch-data-nodes-hl","elasticsearch"]
-  verbs: ["get"]
+  resourceNames: ["elasticsearch-data-nodes-hl","elasticsearch-mcd-hl","elasticsearch","elasticsearch-metrics"]
+  verbs: ["get","patch"]
 - apiGroups: ["apps"]
   resources: ["statefulsets"]
   resourceNames: ["elasticsearch-data-nodes","elasticsearch-mcd"]
   verbs: ["get", "patch"]
+- apiGroups: ["apps"]
+  resources: ["deployments"]
+  resourceNames: ["elasticsearch-metrics"]
+  verbs: ["get", "patch"]
 ---
 kind: RoleBinding
 apiVersion: rbac.authorization.k8s.io/v1

K8s-deployment/Charts/elk/elasticsearch/es-autoscaler.sh

@@ -33,7 +33,7 @@ if [ $totalDataNodesRequired -gt $es_nodes ]
 then
     echo "Scale up es-data-node by  $(($totalDataNodesRequired - $es_nodes))"
     # total data nodes required - 3 master nodes to get total data-only nodes required and set scale
-    helm repo add bitnami https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami && helm upgrade --reuse-values --set data.replicas=$(($totalDataNodesRequired - 3)) --version 19.2.4 elasticsearch bitnami/elasticsearch -n elastic
+    helm repo add bitnami https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami && helm upgrade --reuse-values --set data.replicaCount=$(($totalDataNodesRequired - 3)) --version 19.2.4 elasticsearch bitnami/elasticsearch -n elastic
     exit 0
 else
     echo "No need to scale up"