{ "node_group_template": { "is_public": false, "image_id": null, "tenant_id": "808d5032ea0446889097723bfc8e919d", "shares": null, "floating_ip_pool": "033debed-aeb8-488c-b7d0-adb74c61faa5", "node_configs": {}, "auto_security_group": false, "is_default": false, "availability_zone": null, "plugin_name": "vanilla", "flavor_id": "2", "id": "0bb9f1a4-0c44-4dc5-9452-6741c62ed9ae", "description": null, "hadoop_version": "2.7.1", "use_autoconfig": true, "volumes_availability_zone": null, "created_at": "2015-09-14T10:20:11", "is_protected": false, "updated_at": null, "volumes_per_node": 0, "is_proxy_gateway": false, "name": "master", "volume_mount_prefix": "/volumes/disk", "node_processes": [ "namenode", "resourcemanager", "oozie", "historyserver" ], "volumes_size": 0, "volume_local_to_instance": false, "security_groups": null, "volume_type": null } }