Use v1.15.0 as default octavia_ingress_controller_tag

Change-Id: I133fb76658ac063b1eb68e9c9843fad39390328b

doc/source/user/index.rst

@@ -1443,7 +1443,7 @@ _`ingress_controller_role`
   This label is not used for octavia-ingress-controller.
 
 _`octavia_ingress_controller_tag`
-  The image tag for octavia-ingress-controller. Stein-default: 1.13.2-alpha
+  The image tag for octavia-ingress-controller. Train-default: v1.15.0
 
 _`nginx_ingress_controller_tag`
   The image tag for nginx-ingress-controller. Stein-default: 0.23.0

magnum/drivers/common/templates/kubernetes/fragments/enable-ingress-octavia.sh

@@ -35,17 +35,17 @@ metadata:
   namespace: kube-system
 data:
   config: |
-    cluster_name: ${CLUSTER_UUID}
+    cluster-name: ${CLUSTER_UUID}
     openstack:
-      auth_url: ${AUTH_URL}
-      user_id: ${TRUSTEE_USER_ID}
+      auth-url: ${AUTH_URL}
+      user-id: ${TRUSTEE_USER_ID}
       password: ${TRUSTEE_PASSWORD}
-      trust_id: ${TRUST_ID}
+      trust-id: ${TRUST_ID}
       region: ${REGION_NAME}
-      ca_file: /etc/kubernetes/ca-bundle.crt
+      ca-file: /etc/kubernetes/ca-bundle.crt
     octavia:
-      subnet_id: ${CLUSTER_SUBNET}
-      floating_network_id: ${EXTERNAL_NETWORK_ID}
+      subnet-id: ${CLUSTER_SUBNET}
+      floating-network-id: ${EXTERNAL_NETWORK_ID}
 EOF
 )
 writeFile $OCTAVIA_INGRESS_CONTROLLER_CONFIGMAP "$OCTAVIA_INGRESS_CONTROLLER_CONFIGMAP_CONTENT"

magnum/drivers/k8s_fedora_atomic_v1/templates/kubecluster.yaml

@@ -572,7 +572,7 @@ parameters:
   octavia_ingress_controller_tag:
     type: string
     description: Octavia ingress controller docker image tag.
-    default: "1.13.2-alpha"
+    default: "v1.15.0"
 
   kubelet_options:
     type: string

magnum/drivers/k8s_fedora_coreos_v1/templates/kubecluster.yaml

@@ -572,7 +572,7 @@ parameters:
   octavia_ingress_controller_tag:
     type: string
     description: Octavia ingress controller docker image tag.
-    default: "1.13.2-alpha"
+    default: "v1.15.0"
 
   kubelet_options:
     type: string