json_schema: {
      "properties": {
          "registry": {
              "properties": {
                  "access-control-allow-methods": {
                      "default": "",
                      "description": "Set value to Jetty Access-Control-Allow-Origin header for specified methods",
                      "type": "string"
                  },
                  "access-control-allow-origin": {
                      "default": "",
                      "description": "Set value for Jetty Access-Control-Allow-Origin header",
                      "type": "string"
                  },
                  "cpus": {
                      "default": 1,
                      "description": "CPU shares to allocate to each schema-registry instance.",
                      "minimum": 1,
                      "type": "number"
                  },
                  "heap": {
                      "default": 256,
                      "description": "JVM heap allocation (in MB) for connect worker task; should be no greater than ~64MB less than total memory for the instance.",
                      "minimum": 256,
                      "type": "number"
                  },
                  "instances": {
                      "default": 1,
                      "description": "Number of instances to run (currently limited to 1).",
                      "maximum": 1,
                      "minimum": 1,
                      "type": "integer"
                  },
                  "kafkastore": {
                      "default": "dcos-service-confluent-kafka",
                      "description": "Name of the Kafka service hosting the storage for this Schema Registry edition.",
                      "type": "string"
                  },
                  "mem": {
                      "default": 512,
                      "description": "Memory (MB) to allocate to each schema-registry instance.",
                      "minimum": 320,
                      "type": "number"
                  },
                  "name": {
                      "default": "schema-registry",
                      "description": "Service name for the schema-registry instance(s)",
                      "type": "string"
                  },
                  "role": {
                      "default": "*",
                      "description": "Deploy schema-registry only on nodes with this role.",
                      "type": "string"
                  },
                  "zookeeper-master": {
                      "default": "master.mesos:2181",
                      "description": "Zookeeper Connect string for service cluster. Format limited to single target: <zk-host>:<zkport>",
                      "type": "string"
                  }
              },
              "required": [
                  "cpus",
                  "mem",
                  "instances",
                  "name"
              ],
              "type": "object"
          }
      },
      "type": "object"
  }