consul single server config

server.json

{
    "bootstrap": true,
    "server": true,
    "datacenter": "con",
    "data_dir": "/tmp/consul",
    "encrypt": "yJqVBxe12ZfE3z+4QSk8qA==",
    "log_level": "INFO",
    "enable_syslog": true,
    "ui_dir": "~/consul_config/dist",
    "acl_datacenter": "con",
    "acl_master_token": "secret"
}