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message-schema-full.json
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message-schema-full.json
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{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://schemas.wmo.int/wis2/broker/message/4.0.0/schema.yml",
"title": "WMO WIS 2.0 broker data notification schema",
"description": "WMO WIS 2.0 broker data notification schema",
"type": "object",
"allOf": [
{
"type": "object",
"required": [
"type",
"geometry",
"properties"
],
"properties": {
"type": {
"type": "string",
"enum": [
"Feature"
]
},
"geometry": {
"oneOf": [
{
"$ref": "#/definitions/PointOrPolygon/oneOf/0"
},
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"MultiPoint"
]
},
"coordinates": {
"type": "array",
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
}
},
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"LineString"
]
},
"coordinates": {
"type": "array",
"minItems": 2,
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
}
},
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"MultiLineString"
]
},
"coordinates": {
"type": "array",
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
}
}
},
{
"$ref": "#/definitions/PointOrPolygon/oneOf/1"
},
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"MultiPolygon"
]
},
"coordinates": {
"type": "array",
"items": {
"type": "array",
"items": {
"type": "array",
"minItems": 4,
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
}
}
}
},
{
"type": "object",
"required": [
"type",
"geometries"
],
"properties": {
"type": {
"type": "string",
"enum": [
"GeometryCollection"
]
},
"geometries": {
"type": "array",
"items": {
"$ref": "#/allOf/0/properties/geometry"
}
}
}
}
]
},
"properties": {
"type": "object",
"nullable": true
},
"id": {
"oneOf": [
{
"type": "string"
},
{
"type": "integer"
}
]
},
"links": {
"type": "array",
"items": {
"type": "object",
"required": [
"href",
"rel"
],
"properties": {
"href": {
"type": "string",
"example": "http://data.example.com/buildings/123"
},
"rel": {
"type": "string",
"example": "alternate"
},
"type": {
"type": "string",
"example": "application/geo+json"
},
"hreflang": {
"type": "string",
"example": "en"
},
"title": {
"type": "string",
"example": "Trierer Strasse 70, 53115 Bonn"
},
"length": {
"type": "integer"
}
}
}
}
}
}
],
"properties": {
"id": {
"type": "string",
"format": "uuid",
"description": "Unique identifier for the data notification.",
"examples": [
"31e9d66a-cd83-4174-9429-b932f1abe1be"
]
},
"version": {
"type": "string",
"description": "Version of the data notification specification format.",
"const": "4.0.0"
},
"geometry": {
"$ref": "#/definitions/PointOrPolygon",
"nullable": true,
"examples": [
{
"type": "Point",
"coordinates": [
6.146255135536194,
46.223296618227444
]
},
null
]
},
"properties": {
"type": "object",
"properties": {
"instance_identifier": {
"type": "string",
"title": "Identifier of the data instance",
"description": "Indentifier of the current instance (of the instance whose availability this notification anounces). \nCan be a file name or some other, preferably unique, identifier.",
"examples": [
"gfs.t00z.pgrb2.0p25.f003",
"A_IEDX02EUMP270634_C_EDZW_20220427072332_84196486.bufr",
"d64b8d25-4fd0-42b2-91b3-ba29f215fbfc"
]
},
"publication_datetime": {
"type": "string",
"format": "date-time",
"description": "Identifies the date/time of when the notification was posted/published, in ISO8601/RFC3339 format.\n\nThe publication date/time is critical for subscribers to prevent message loss by knowing\ntheir lag (how far behind the publisher they are).\n",
"examples": [
"20220427T072332.314854383Z",
"2022-04-27T07:23:32.314854383Z"
]
},
"instance_datetime": {
"type": "string",
"format": "date-time",
"description": "TBD, Identifies the date/time that characterises the data instance being published, \ne.g. observation time, model run, etc. - typically rounded to a multiple of data production interval. ISO8601/RFC3339 format.",
"examples": [
"20220427T063000Z",
"2022-04-27T06:30:00Z"
]
},
"data_start_datetime": {
"type": "string",
"format": "date-time",
"description": "TBD, Identifies the start date/time date of the data being published, in ISO8601/RFC3339 format."
},
"data_end_datetime": {
"type": "string",
"format": "date-time",
"description": "TBD, Identifies the end date/time date of the data being published, in ISO8601/RFC3339 format."
},
"integrity": {
"type": "object",
"description": "Specifies a way to verify integrity and/or uniqueness of the data instance.",
"properties": {
"method": {
"type": "string",
"description": "A specific set of methods for calculating the checksum algorithms:\n* ``sha512``: the Secure Hash Algorithm 512 bits, value is base64 encoded.\n* ``arbitrary``: an arbitrary string is used to identify the value.\n* ``md5``: the Message Digest 5 hash (obsolete, perhaps will be rejected)\n",
"enum": [
"sha256",
"sha512",
"md5",
"remove",
"link",
"cod",
"arbitrary",
"md5name",
"random"
]
},
"value": {
"type": "string",
"description": "Base 64 encoded checksum or digital signature",
"examples": [
"N2Y4M2IxNjU3ZmYxZmM1M2I5MmRjMTgxNDhhMWQ2NWRmYzJkNGIxZmEzZDY3NzI4NGFkZGQyMDAxMjZkOTA2OSAqYWEuanNvbgo="
]
}
},
"required": [
"method",
"value"
]
},
"hierarchy": {
"type": "string",
"description": "WIS 2.0 data hierarchical category identifier.",
"examples": [
"EUE/eumetsat_darmstadt/observation/global/",
"CAN/eccc-msc/data/core/weather/surface-based-obs/landFixed"
]
},
"size": {
"type": "integer",
"description": "Size of the data instance in bytes/octets, if known.",
"examples": [
12345
]
},
"content": {
"type": "object",
"description": "Used to embed small instances/products inline within the notification.",
"properties": {
"encoding": {
"type": "string",
"description": "Encoding of content. Note that if gzip compression is used the result is base64 encoded too.",
"enum": [
"utf-8",
"base64",
"gzip"
]
},
"value": {
"type": "string",
"description": "The inlined content of the file.",
"examples": [
"Hello World!"
]
}
},
"required": [
"encoding",
"value"
]
}
},
"required": [
"publication_datetime",
"integrity",
"hierarchy"
]
}
},
"definitions": {
"PointOrPolygon": {
"oneOf": [
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"Point"
]
},
"coordinates": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
},
{
"type": "object",
"required": [
"type",
"coordinates"
],
"properties": {
"type": {
"type": "string",
"enum": [
"Polygon"
]
},
"coordinates": {
"type": "array",
"items": {
"type": "array",
"minItems": 4,
"items": {
"type": "array",
"minItems": 2,
"items": {
"type": "number"
}
}
}
}
}
}
]
}
},
"required": [
"id",
"type",
"geometry",
"properties",
"links"
]
}