{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "$id": "https://osbuild.org/schemas/osbuild1.json",

  "title": "OSBuild Manifest",
  "description": "OSBuild manifest describing a pipeline and all parameters",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "pipeline": { "$ref": "#/definitions/pipeline" },
    "sources": { "$ref": "#/definitions/sources" }
  },

  "definitions": {
    "assembler": {
      "title": "Pipeline Assembler",
      "description": "Final stage of a pipeline that assembles the result",
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "name": { "type": "string" },
        "options": {
          "type": "object",
          "additionalProperties": true
        }
      },
      "required": [ "name" ]
    },

    "build": {
      "title": "Build Pipeline",
      "description": "Description of the build pipeline required to run stages",
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "pipeline": { "$ref": "#/definitions/pipeline" },
        "runner": { "type": "string" }
      },
      "required": [ "pipeline", "runner" ]
    },

    "pipeline": {
      "title": "Pipeline Description",
      "description": "Full description of a pipeline to execute",
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "assembler": { "$ref": "#/definitions/assembler" },
        "build": { "$ref": "#/definitions/build" },
        "stages": { "$ref": "#/definitions/stages" }
      }
    },

    "source": {
      "title": "External Source",
      "description": "External source to be passed to the pipeline",
      "type": "object",
      "additionalProperties": true
    },

    "sources": {
      "title": "Collection of External Sources",
      "description": "Collection of external sources to be passed to the pipeline",
      "type": "object",
      "additionalProperties": { "$ref": "#/definitions/source" }
    },

    "stage": {
      "title": "Pipeline Stage",
      "description": "Single stage of a pipeline executing one step",
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "name": { "type": "string" },
        "options": {
          "type": "object",
          "additionalProperties": true
        }
      },
      "required": [ "name" ]
    },

    "stages": {
      "type": "array",
      "items": { "$ref": "#/definitions/stage" }
    }
  }
}