first commit

packages/nodes-base/nodes/Aws/IAM/transport/index.ts

@@ -0,0 +1,54 @@
+import type {
+	IExecuteSingleFunctions,
+	IDataObject,
+	IHttpRequestOptions,
+	ILoadOptionsFunctions,
+	IPollFunctions,
+	JsonObject,
+} from 'n8n-workflow';
+import { NodeApiError } from 'n8n-workflow';
+
+import { BASE_URL } from '../helpers/constants';
+
+const errorMapping: IDataObject = {
+	403: 'The AWS credentials are not valid!',
+};
+
+export async function awsApiRequest(
+	this: ILoadOptionsFunctions | IPollFunctions | IExecuteSingleFunctions,
+	opts: IHttpRequestOptions,
+): Promise<IDataObject> {
+	const requestOptions: IHttpRequestOptions = {
+		baseURL: BASE_URL,
+		json: true,
+		...opts,
+		headers: {
+			'Content-Type': 'application/x-www-form-urlencoded',
+			...(opts.headers ?? {}),
+		},
+	};
+
+	if (opts.body) {
+		requestOptions.body = new URLSearchParams(opts.body as Record<string, string>).toString();
+	}
+
+	try {
+		const response = (await this.helpers.requestWithAuthentication.call(
+			this,
+			'aws',
+			requestOptions,
+		)) as IDataObject;
+
+		return response;
+	} catch (error) {
+		const statusCode = (error?.statusCode || error?.cause?.statusCode) as string;
+
+		if (statusCode && errorMapping[statusCode]) {
+			throw new NodeApiError(this.getNode(), {
+				message: `AWS error response [${statusCode}]: ${errorMapping[statusCode] as string}`,
+			});
+		} else {
+			throw new NodeApiError(this.getNode(), error as JsonObject);
+		}
+	}
+}