Switched from docker swarm to Kubernetes with rke

roles/presslabs-mysql/defaults/main.yml

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+---
+mysql_root_password: password
+mysql_replicas: 3
+mysql_cluster_name: mysql-cluster

roles/presslabs-mysql/tasks/main.yml

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+---
+- name: Create Mysql Directory
+  file:
+    path: "{{ startup_infrastructure_directory }}/presslabs-mysql-operator"
+    state: directory
+
+- name: Add presslabs helm repo
+  command: helm repo add presslabs https://presslabs.github.io/charts
+
+- name: Install the presslabs mysql operator
+  command: helm install presslabs/mysql-operator --name presslabs-mysql-operator
+
+- name: Wait for mysql-operator to be Running
+  command: >
+    bash -c "kubectl get pods --all-namespaces | grep presslabs-mysql-operator | grep Running"
+  retries: 10
+  delay: 30
+  register: mysql_operator_init
+  until: mysql_operator_init.rc == 0
+
+- name: Put mysql cluster yaml in place
+  template:
+    src: presslabs-mysql-cluster.yaml.j2
+    dest: "{{ startup_infrastructure_directory }}/presslabs-mysql-operator/presslabs-mysql-cluster.yaml"
+
+- name: Deploy mysql cluster
+  command: >
+    kubectl apply -f {{ startup_infrastructure_directory }}/presslabs-mysql-operator/presslabs-mysql-cluster.yaml
+
+- name: Wait for cluster to be Running
+  command: >
+    bash -c "kubectl get mysql | grep {{ mysql_cluster_name }} | grep True"
+  retries: 10
+  delay: 60
+  register: mysql_cluster_init
+  until: mysql_cluster_init.rc == 0
+
+- name: Test a query on the cluster
+  command: >
+    kubectl run mysql-client --image=mysql:5.7 -it --rm --restart=Never \
+      -- mysql -h {{ mysql_cluster_name }}-mysql -u root -p{{ mysql_root_password }} -e "show databases; show slave status;"
+  retries: 10
+  delay: 20
+  register: mysql_cluster_query
+  until: mysql_cluster_query.rc == 0

roles/presslabs-mysql/templates/presslabs-mysql-cluster.yaml.j2

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+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ mysql_cluster_name }}-secret
+type: Opaque
+# use data if password is base64 encoded
+#data:
+#  ROOT_PASSWORD: {{ mysql_root_password }}
+stringData:
+  ROOT_PASSWORD: {{ mysql_root_password }}
+---
+apiVersion: mysql.presslabs.org/v1alpha1
+kind: MysqlCluster
+metadata:
+  name: {{ mysql_cluster_name }}
+spec:
+  replicas: {{ mysql_replicas }}
+  secretName: {{ mysql_cluster_name }}-secret