feat(Venafi TLS Protect Datacenter): add Venafi TLS Protect Datacenter node (#4255)

* ✨ Venafi TLS Protect Datacenter

* ⚡ Add trigger to package.json

* 👕 Fix lint issues

* ⚡ Add codex

* 👕 Fix linting issues

* ⚡ Add paired items

* 🔥 Remove trigger

packages/nodes-base/nodes/Venafi/Datacenter/GenericFunctions.ts

@@ -0,0 +1,82 @@
+import { OptionsWithUri } from 'request';
+
+import {
+	IExecuteFunctions,
+	IExecuteSingleFunctions,
+	ILoadOptionsFunctions,
+	IPollFunctions,
+} from 'n8n-core';
+
+import { IDataObject } from 'n8n-workflow';
+
+import { get } from 'lodash';
+
+export async function venafiApiRequest(
+	this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions | IPollFunctions,
+	method: string,
+	resource: string,
+	body: IDataObject = {},
+	qs: IDataObject = {},
+	uri?: string,
+	headers: IDataObject = {},
+	// tslint:disable-next-line:no-any
+): Promise<any> {
+	const credentials = (await this.getCredentials('venafiTlsProtectDatacenterApi')) as IDataObject;
+
+	const options: OptionsWithUri = {
+		headers: {
+			'Content-Type': 'application/json',
+		},
+		method,
+		body,
+		qs,
+		rejectUnauthorized: !credentials.allowUnauthorizedCerts,
+		uri: uri || `${credentials.domain}${resource}`,
+		json: true,
+	};
+
+	try {
+		if (Object.keys(headers).length !== 0) {
+			options.headers = Object.assign({}, options.headers, headers);
+		}
+		if (Object.keys(body).length === 0) {
+			delete options.body;
+		}
+		return await this.helpers.requestWithAuthentication.call(
+			this,
+			'venafiTlsProtectDatacenterApi',
+			options,
+		);
+	} catch (error) {
+		if (error.response && error.response.body && error.response.body.error) {
+			let errors = error.response.body.error.errors;
+
+			errors = errors.map((e: IDataObject) => e.message);
+			// Try to return the error prettier
+			throw new Error(`Venafi error response [${error.statusCode}]: ${errors.join('|')}`);
+		}
+		throw error;
+	}
+}
+
+export async function venafiApiRequestAllItems(
+	this: IExecuteFunctions | ILoadOptionsFunctions,
+	propertyName: string,
+	method: string,
+	endpoint: string,
+	body: IDataObject = {},
+	query: IDataObject = {},
+	// tslint:disable-next-line:no-any
+): Promise<any> {
+	const returnData: IDataObject[] = [];
+
+	let responseData;
+
+	do {
+		responseData = await venafiApiRequest.call(this, method, endpoint, body, query);
+		endpoint = get(responseData, '_links[0].Next');
+		returnData.push.apply(returnData, responseData[propertyName]);
+	} while (responseData._links && responseData._links[0].Next);
+
+	return returnData;
+}