{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "id": "google-cdn.json",
    "title": "Google CDN Page Cache Configuration",
    "description": "Schema for Google CDN Page Cache Configuration JSON.",

    "type": "object",
    "properties": {
        "enabled": {
            "title": "Enable Google CDN Page Cache",
            "type": "boolean",
            "default": false
        },
        "host": {
            "title": "Public host",
            "type": "string",
            "minLength": 1,
            "pattern": "^[^/]+$"
        },
        "max_age": {
            "title": "Default expire age",
            "oneOf": [{
                "type": "string",
                "enum": [""]
            }, {
                "type": "number"
            }]

        }
    },
    "required": ["enabled"],
    "additionalProperties": false
}