Support providing tlsRejectUnauthorized in notificationInfo config

Author: jafeltra

README.md

@@ -111,6 +111,7 @@ In order to send an email, users must specify the hostname or IP address of an S
 - `port`: (Optional) The port to connect to (defaults to 587)
 - `to`: Comma separated list or an array of recipients email addresses that will appear on the _To:_ field
 - `from`: (Optional) The email address of the sender. All email addresses can be plain `'sender@server.com'` or formatted `'"Sender Name" sender@server.com'` (defaults to mcode-extraction-errors@mitre.org, which cannot receive reply emails)
+- `tlsRejectUnauthorized`: (Optional) A boolean value to set the [node.js TLSSocket option](https://nodejs.org/api/tls.html#tls_class_tls_tlssocket) for rejecting any unauthorized connections, `tls.rejectUnauthorized`.  (defaults to `true`)
 
 An example of this object can be found in [`config/csv.config.example.json`](config/csv.config.example.json).
 

config/csv.config.example.json

@@ -8,7 +8,8 @@
     "to": [
       "demo@example.com",
       "test@example.com"
-    ]
+    ],
+    "tlsRejectUnauthorized": true
   },
   "extractors": [
     {

src/cli/emailNotifications.js

@@ -60,6 +60,7 @@ async function sendEmailNotification(notificationInfo, errors, debug = false) {
   const transporter = nodemailer.createTransport({
     host: notificationInfo.host,
     ...(notificationInfo.port && { port: notificationInfo.port }),
+    ...(notificationInfo.tlsRejectUnauthorized !== undefined && { tls: { rejectUnauthorized: notificationInfo.tlsRejectUnauthorized } }),
   });
 
   logger.debug('Sending email with error information');

test/cli/emailNotifications.test.js

@@ -71,6 +71,7 @@ describe('sendEmailNotification', () => {
       port: 123,
       to: ['something@example.com', 'someone@example.com'],
       from: 'other@example.com',
+      tlsRejectUnauthorized: false,
     };
     const errors = {
       0: [],
@@ -79,7 +80,7 @@ describe('sendEmailNotification', () => {
     };
 
     await expect(sendEmailNotification(notificationInfo, errors, false)).resolves.not.toThrow();
-    expect(createTransportSpy).toBeCalledWith({ host: notificationInfo.host, port: notificationInfo.port });
+    expect(createTransportSpy).toBeCalledWith({ host: notificationInfo.host, port: notificationInfo.port, tls: { rejectUnauthorized: false } });
     expect(sendMailMock).toBeCalled();
     const sendMailMockArgs = sendMailMock.mock.calls[0][0];
     expect(sendMailMockArgs.to).toEqual(notificationInfo.to);