Merge branch 'feature/372-add-nodeselector' into 'master'

Add nodeSelector feature for Strimzi Kafka and Zookeeper

Closes #372

See merge request !258

helm/templates/kafka/kafka-cluster.yaml

@@ -30,6 +30,15 @@ spec:
         configMapKeyRef:
           name: {{ template "theodolite.fullname" . }}-kafka-metrics
           key: kafka-metrics-config.yml
+    {{- with .Values.strimzi.kafka.nodeSelectorTerms}}
+    template:
+      pod:
+        affinity:
+          nodeAffinity:
+            requiredDuringSchedulingIgnoredDuringExecution:
+              nodeSelectorTerms:
+                {{- toYaml . | nindent 16 }}
+    {{- end}}
 
   zookeeper:
     {{- with .Values.strimzi.zookeeper.replicas }}
@@ -37,7 +46,16 @@ spec:
       {{- toYaml . | nindent 6 }}
     {{- end }}
     storage:
-      type: ephemeral 
+      type: ephemeral
+    {{- with .Values.strimzi.zookeeper.nodeSelectorTerms}}
+    template:
+      pod:
+        affinity:
+          nodeAffinity:
+            requiredDuringSchedulingIgnoredDuringExecution:
+              nodeSelectorTerms:
+                {{- toYaml . | nindent 16 }}
+    {{- end}}
 
   kafkaExporter: {}
 

helm/values.yaml

@@ -173,6 +173,8 @@ strimzi:
     jvmOptions:
       "-Xmx": "512M"
       "-Xms": "512M"
+    nodeSelectorTerms: []
+    
   zookeeper:
     replicas: 3
     zooEntrance:
@@ -180,6 +182,8 @@ strimzi:
       zookeeperClient:
         enabled: true
         nodeSelector: {}
+    nodeSelectorTerms: []
+  
   topicOperator:
     enabled: true