usingSprayJson.scala

val jsonString =
        """
          |{
          |    "cluster_id": "47b0f5e332b5456a9f08ef7f9ca44f55",
          |    "cluster_name": "admin-console-elasticsearch",
          |    "healthy": true,
          |    "status": "initializing",
          |    "plan_info": {
          |        "healthy": true,
          |        "pending": {
          |            "plan_attempt_id": "42e7ffb9-0c17-4ad3-bdf4-a9d70a64119f",
          |            "healthy": true,
          |            "attempt_start_time": "2018-04-04T18:48:22.657Z",
          |            "plan": {
          |                "zone_count": 1,
          |                "cluster_topology": [
          |                    {
          |                        "node_type": {
          |                            "master": true,
          |                            "data": true,
          |                            "ingest": true,
          |                            "ml": false
          |                        },
          |                        "memory_per_node": 1024,
          |                        "node_count_per_zone": 1,
          |                        "node_configuration": "default"
          |                    }
          |                ],
          |                "elasticsearch": {
          |                    "version": "5.6.8",
          |                    "system_settings": {
          |                        "scripting": {
          |                            "stored": {
          |                                "enabled": false
          |                            },
          |                            "file": {
          |                                "enabled": false
          |                            },
          |                            "inline": {
          |                                "enabled": false
          |                            }
          |                        },
          |                        "http": {
          |                            "compression": true,
          |                            "cors_enabled": false,
          |                            "cors_max_age": 1728000,
          |                            "cors_allow_credentials": false
          |                        },
          |                        "reindex_whitelist": [],
          |                        "use_disk_threshold": false,
          |                        "auto_create_index": true,
          |                        "enable_close_index": false,
          |                        "destructive_requires_name": false,
          |                        "watcher_trigger_engine": "scheduler",
          |                        "monitoring_collection_interval": -1,
          |                        "monitoring_history_duration": "7d"
          |                    },
          |                    "enabled_built_in_plugins": [],
          |                    "user_plugins": [],
          |                    "user_bundles": []
          |                },
          |                "transient": {
          |                    "plan_configuration": {
          |                        "timeout": 4096,
          |                        "move_instances": [],
          |                        "move_allocators": [],
          |                        "reallocate_instances": false,
          |                        "preferred_allocators": [],
          |                        "skip_snapshot": false,
          |                        "max_snapshot_attempts": 3,
          |                        "extended_maintenance": false,
          |                        "override_failsafe": false,
          |                        "skip_data_migration": false,
          |                        "skip_upgrade_checker": false,
          |                        "skip_post_upgrade_steps": false
          |                    }
          |                }
          |            },
          |            "plan_attempt_log": [],
          |            "source": {
          |                "facilitator": "bootstrap",
          |                "action": "create-admin-console-backend",
          |                "date": "2018-04-04T18:47:42.784Z",
          |                "user_id": {},
          |                "remote_addresses": {}
          |            }
          |        },
          |        "history": []
          |    },
          |    "elasticsearch": {
          |        "healthy": true,
          |        "shard_info": {
          |            "healthy": true,
          |            "available_shards": [
          |                {
          |                    "instance_name": "instance-0000000000",
          |                    "shard_count": 0
          |                }
          |            ],
          |            "unavailable_shards": [
          |                {
          |                    "instance_name": "instance-0000000000",
          |                    "shard_count": 0
          |                }
          |            ],
          |            "unavailable_replicas": [
          |                {
          |                    "instance_name": "instance-0000000000",
          |                    "replica_count": 0
          |                }
          |            ]
          |        },
          |        "master_info": {
          |            "healthy": true,
          |            "masters": [
          |                {
          |                    "master_node_id": "jtUD4mUCTtaLZ0VktmHF0Q",
          |                    "master_instance_name": "instance-0000000000",
          |                    "instances": [
          |                        "instance-0000000000"
          |                    ]
          |                }
          |            ],
          |            "instances_with_no_master": []
          |        },
          |        "blocking_issues": {
          |            "healthy": true,
          |            "cluster_level": [],
          |            "index_level": []
          |        }
          |    },
          |    "metadata": {
          |        "version": 3,
          |        "last_modified": "2018-04-04T18:48:25.997Z"
          |    },
          |    "topology": {
          |        "healthy": true,
          |        "instances": [
          |            {
          |                "instance_name": "instance-0000000000",
          |                "instance_configuration": {
          |                    "id": "default-elasticsearch",
          |                    "name": "default-elasticsearch"
          |                },
          |                "service_version": "5.6.8",
          |                "service_id": "jtUD4mUCTtaLZ0VktmHF0Q",
          |                "healthy": true,
          |                "container_started": true,
          |                "service_running": true,
          |                "maintenance_mode": true,
          |                "zone": "ece-zone-0",
          |                "allocator_id": "192.168.44.10",
          |                "memory": {
          |                    "instance_capacity": 1024
          |                },
          |                "disk": {
          |                    "disk_space_available": 24576,
          |                    "disk_space_used": 0
          |                },
          |                "service_roles": [
          |                    "master",
          |                    "data",
          |                    "ingest"
          |                ]
          |            }
          |        ]
          |    },
          |    "system_alerts": [],
          |    "associated_kibana_clusters": [],
          |    "security": {
          |        "version": 1,
          |        "last_modified": "2018-04-04T18:47:44.022Z",
          |        "users": [],
          |        "roles": {},
          |        "users_roles": []
          |    },
          |    "snapshots": {
          |        "healthy": true,
          |        "count": 0
          |    },
          |    "external_links": [],
          |    "links": {},
          |    "settings": {
          |        "snapshot": {
          |            "repository": {
          |                "default": {}
          |            },
          |            "enabled": false,
          |            "suspended": [
          |                "constructor"
          |            ]
          |        },
          |        "metadata": {
          |            "name": "admin-console-elasticsearch",
          |            "owner_id": "root",
          |            "system_owned": true
          |        }
          |    }
          |}
        """.stripMargin

      import spray.json._
      import ElasticsearchClusterInfoJsonProtocol._

      val res = elasticsearchClusterInfoFormat.read(jsonString.parseJson)