Added SMTP Auth support

pillar/celery/email_tasks.py

@@ -39,6 +39,8 @@ def send_email(self: celery.Task, to_name: str, to_addr: str, subject: str, text
     # Send the message via local SMTP server.
     try:
         with smtplib.SMTP(cfg['SMTP_HOST'], cfg['SMTP_PORT'], timeout=cfg['SMTP_TIMEOUT']) as smtp:
+            if cfg.get('SMTP_USERNAME') and cfg.get('SMTP_PASSWORD'):
+                smtp.login(cfg['SMTP_USERNAME'], cfg['SMTP_PASSWORD'])
             smtp.send_message(msg)
     except (IOError, OSError) as ex:
         log.exception('error sending email to %s <%s>, will retry later: %s',

pillar/config.py

@@ -234,6 +234,8 @@ SUPPORT_ENGLISH = True
 # Mail options, see pillar.celery.email_tasks.
 SMTP_HOST = 'localhost'
 SMTP_PORT = 2525
+SMTP_USERNAME = ''
+SMTP_PASSWORD = ''
 SMTP_TIMEOUT = 30  # timeout in seconds, https://docs.python.org/3/library/smtplib.html#smtplib.SMTP
 MAIL_RETRY = 180  # in seconds, delay until trying to send an email again.
 MAIL_DEFAULT_FROM_NAME = 'Blender Cloud'