---
#-----------------------------------------------------------------
# Mongo/Ferret
#-----------------------------------------------------------------
# mongo_cluster:        #CLUSTER  # mongo cluster name, required identity parameter
# mongo_seq: 0          #INSTANCE # mongo instance seq number, required identity parameter
# mongo_pgurl: 'postgres:///'     # mongo/ferretdb underlying postgresql url, required
mongo_ssl_enabled: false          # mongo/ferretdb ssl enabled, false by default
mongo_listen: ''                  # mongo/ferretdb listen address, '' for all addr
mongo_port: 27017                 # mongo/ferretdb listen port, 27017 by default
mongo_ssl_port: 27018             # mongo/ferretdb tls listen port, 27018 by default
mongo_exporter_port: 9216         # mongo/ferretdb exporter port, 9216 by default
mongo_extra_vars: ''              # extra environment variables for mongo/ferretdb

#-----------------------------------------------------------------
# CA (Reference)
#-----------------------------------------------------------------
cert_validity: 7300d              # cert validity, 20 years by default
...