HTTP Node (type = "http")

Calls external HTTP services.

Schema

• See: HttpNode.json
• Key fields:
  • data.api.method: HTTP method (GET/POST/PUT/DELETE, etc.)
  • data.api.url: URL template (supports template variables like {{start_0.path}})
  • data.body: request body (JSON / TEXT / FORM, etc.)
  • data.headersValues / data.paramsValues: support ref / constant / expression
  • data.outputs: often body / headers / statusCode

Example

Use Start’s query as HTTP parameter:

{
  "nodes": [
    {
      "id": "start_0",
      "type": "start",
      "data": { "outputs": { "type": "object", "properties": { "query": { "type": "string" } } } }
    },
    {
      "id": "http_0",
      "type": "http",
      "data": {
        "title": "HTTP",
        "api": {
          "method": "GET",
          "url": { "type": "constant", "content": "https://example.com/search" }
        },
        "paramsValues": {
          "q": { "type": "ref", "content": ["start_0", "query"] }
        }
      }
    }
  ],
  "edges": [{ "sourceNodeID": "start_0", "targetNodeID": "http_0" }]
}