json_schema: {
      "properties": {
          "networking": {
              "description": "sqlserver networking configuration properties",
              "properties": {
                  "external_access": {
                      "description": "Enable access from outside the cluster through Marathon-LB.\nNOTE: this connection is unencrypted.",
                      "properties": {
                          "enable": {
                              "default": false,
                              "description": "Enable or disable creating a VIP for external access through a public node running Marathon-LB.",
                              "type": "boolean"
                          },
                          "external_access_port": {
                              "default": 11433,
                              "description": "For external access, port number to be used for clear communication in the external Marathon-LB load balancer",
                              "type": "number"
                          }
                      },
                      "type": "object"
                  },
                  "host_mode": {
                      "default": false,
                      "description": "Enable or disable host networking mode. NOTE: this requires the default port to be available on the target host. This also forces to have a single instance per node.",
                      "type": "boolean"
                  },
                  "port": {
                      "default": 1433,
                      "description": "Port number to be used for clear communication internally to the cluster. Currently unused and fixed to be 3306.",
                      "type": "number"
                  }
              },
              "type": "object"
          },
          "service": {
              "description": "DC/OS service configuration properties",
              "properties": {
                  "cpus": {
                      "default": 1,
                      "description": "CPU shares to allocate to each service instance.",
                      "minimum": 1,
                      "type": "number"
                  },
                  "mem": {
                      "default": 4096.0,
                      "description": "Memory to allocate to each service instance.",
                      "minimum": 4096.0,
                      "type": "number"
                  },
                  "name": {
                      "default": "sqlserver",
                      "description": "Name of this service instance",
                      "type": "string"
                  },
                  "sa_password": {
                      "default": "YourStrong!Passw0rd",
                      "description": "Specifies the the system administrator (userid = 'sa') password used to connect to SQL Server once the container is running.",
                      "type": "string"
                  }
              },
              "required": [
                  "cpus",
                  "mem"
              ],
              "type": "object"
          },
          "storage": {
              "description": "sqlserver storage configuration properties",
              "properties": {
                  "host_volume": {
                      "default": "/tmp",
                      "description": "If using non-persistent volumes (local volumes), this sets the location of a volume on the host to be used for the service. The final location will be derived from this value plus the name set in `name` (e.g. `/mnt/host_volume/service_name`). This can be a mounted NFS drive. Note that this path must be the same on all DC/OS agents. NOTE: if you don't change the default /tmp value, YOUR DATA WILL NOT BE SAVED IN ANY WAY.",
                      "type": "string"
                  },
                  "persistence": {
                      "description": "Enable persistent storage.",
                      "properties": {
                          "enable": {
                              "default": false,
                              "description": "Enable or disable persistent storage.",
                              "type": "boolean"
                          },
                          "external": {
                              "description": "External persistent storage properties",
                              "properties": {
                                  "driver": {
                                      "default": "rexray",
                                      "description": "Volume driver to use for storage. The default value should be correct for most use cases.",
                                      "type": "string"
                                  },
                                  "enable": {
                                      "default": false,
                                      "description": "Enable or disable external persistent storage. The `persistence` option must also be selected. Please note that for these to work, your DC/OS cluster MUST have been installed with the right options in `config.yaml`. Also, please note this requires a working  configuration file for the driver (e.g. `rexray.yaml`).",
                                      "type": "boolean"
                                  },
                                  "provider": {
                                      "default": "dvdi",
                                      "description": "Provider of the external persistent volume. The default value should be correct for most use cases.",
                                      "type": "string"
                                  },
                                  "volume_name": {
                                      "default": "sqlserver",
                                      "description": "Name that your volume driver uses to look up your external volume. When your task is staged on an agent, the volume driver queries the storage service for a volume with this name. If one does not exist, it is created implicitly. Otherwise, the existing volume is reused.",
                                      "type": "string"
                                  }
                              },
                              "type": "object"
                          },
                          "volume_size": {
                              "default": 1024,
                              "description": "If a new volume is to be created, this controls its size in MBs.",
                              "type": "number"
                          }
                      },
                      "type": "object"
                  }
              },
              "type": "object"
          }
      }
  }