Implement X.509 auth for MySQL and Keystone

Change-Id: I03618376d7ba44b11b6121a611fea87c8c3dd023
Related-PROD: PROD-22748
diff --git a/galera/server/database/x509/keystone.yml b/galera/server/database/x509/keystone.yml
new file mode 100644
index 0000000..0a790e7
--- /dev/null
+++ b/galera/server/database/x509/keystone.yml
@@ -0,0 +1,7 @@
+parameters:
+  _param:
+    mysql_keystone_client_ssl_x509_subject: '/C=cz/CN=mysql-keystone-client/L=Prague/O=Mirantis'
+    mysql_keystone_client_ssl_x509_issuer: '/C=cz/CN=Salt Master CA/L=Prague/O=Mirantis'
+    mysql_keystone_ssl_option:
+      - SUBJECT: ${_param:mysql_keystone_client_ssl_x509_subject}
+      - ISSUER: ${_param:mysql_keystone_client_ssl_x509_issuer}
\ No newline at end of file