json_schema: {
      "properties": {
          "mysql": {
              "additionalProperties": false,
              "description": "MySQL service configuration properties",
              "properties": {
                  "cpus": {
                      "default": 0.1,
                      "description": "CPU shares to allocate to each MySQL node.",
                      "minimum": 0.1,
                      "type": "number"
                  },
                  "database": {
                      "description": "The name of a database to be created on image startup, optional.",
                      "type": "string"
                  },
                  "host_volume": {
                      "default": "/tmp",
                      "description": "The location of a volume on the host to be used for persisting MySQL data. The final location will be derived from this value plus the name set in `name` (e.g. `/mnt/host_volume/mysql`). Note that this path must be the same on all DCOS agents.",
                      "type": "string"
                  },
                  "instances": {
                      "default": 1.0,
                      "description": "Number of instances we should have running by mesos.",
                      "minimum": 1.0,
                      "type": "number"
                  },
                  "mem": {
                      "default": 128.0,
                      "description": "Memory to allocate to each MySQL node.",
                      "minimum": 128.0,
                      "type": "number"
                  },
                  "root_password": {
                      "description": "Specifies the password that will be set for the MySQL root superuser account, required.",
                      "type": "string"
                  }
              },
              "required": [
                  "cpus",
                  "mem",
                  "instances",
                  "host_volume",
                  "root_password"
              ],
              "type": "object"
          },
          "service": {
              "description": "DC/OS service configuration properties",
              "properties": {
                  "name": {
                      "default": "mysql",
                      "description": "The name of the MySQL service instance",
                      "type": "string"
                  }
              },
              "type": "object"
          }
      },
      "type": "object"
  }