Add octavia OVN option (#11)

Signed-off-by: Matej Feder <matej.feder@dnation.cloud>

Author: matofeder

README.md

@@ -4,6 +4,8 @@ This chart can be used to create a new namespace and two secrets for the cluster
 helm upgrade -i <tenant>-credentials -n <tenant> --create-namespace https://github.com/SovereignCloudStack/openstack-csp-helper/releases/latest/download/openstack-csp-helper.tgz -f clouds.yaml
 ```
 
+If you want to use OVN provider OpenStack Octavia `--set octavia_ovn=true` to the helm command.
+
 If OpenStack API is protected by the certificate issued by custom CA, add `--set cacert="$(cat /path/to/cacert)"` to the helm command.
 
 If you choose to use clouds.yaml with application credentials (auth_type: `v3applicationcredential`), it is the preferred and more secure option.

templates/_helpers.tpl

@@ -93,6 +93,10 @@ project-id={{ include "auth_project_id" . }}
 manage-security-groups=true
 enable-ingress-hostname=true
 create-monitor=true
+{{- if .Values.octavia_ovn }}
+lb-provider=ovn
+lb-method=SOURCE_IP_PORT
+{{- end }}
 {{- end }}