Source code for

# -*- coding: utf-8 -*-
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# to you under the Apache License, Version 2.0 (the
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from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals

from past.builtins import basestring

import importlib
import os
import smtplib

from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
from email.mime.application import MIMEApplication
from email.utils import formatdate

from airflow import configuration
from airflow.exceptions import AirflowConfigException
from airflow.utils.log.logging_mixin import LoggingMixin

[docs]def send_email(to, subject, html_content, files=None, dryrun=False, cc=None, bcc=None, mime_subtype='mixed', mime_charset='us-ascii', **kwargs): """ Send email using backend specified in EMAIL_BACKEND. """ path, attr = configuration.conf.get('email', 'EMAIL_BACKEND').rsplit('.', 1) module = importlib.import_module(path) backend = getattr(module, attr) to = get_email_address_list(to) to = ", ".join(to) return backend(to, subject, html_content, files=files, dryrun=dryrun, cc=cc, bcc=bcc, mime_subtype=mime_subtype, mime_charset=mime_charset, **kwargs)
def send_email_smtp(to, subject, html_content, files=None, dryrun=False, cc=None, bcc=None, mime_subtype='mixed', mime_charset='us-ascii', **kwargs): """ Send an email with html content >>> send_email('', 'foo', '<b>Foo</b> bar', ['/dev/null'], dryrun=True) """ smtp_mail_from = configuration.conf.get('smtp', 'SMTP_MAIL_FROM') to = get_email_address_list(to) msg = MIMEMultipart(mime_subtype) msg['Subject'] = subject msg['From'] = smtp_mail_from msg['To'] = ", ".join(to) recipients = to if cc: cc = get_email_address_list(cc) msg['CC'] = ", ".join(cc) recipients = recipients + cc if bcc: # don't add bcc in header bcc = get_email_address_list(bcc) recipients = recipients + bcc msg['Date'] = formatdate(localtime=True) mime_text = MIMEText(html_content, 'html', mime_charset) msg.attach(mime_text) for fname in files or []: basename = os.path.basename(fname) with open(fname, "rb") as f: part = MIMEApplication(, Name=basename ) part['Content-Disposition'] = 'attachment; filename="%s"' % basename part['Content-ID'] = '<%s>' % basename msg.attach(part) send_MIME_email(smtp_mail_from, recipients, msg, dryrun) def send_MIME_email(e_from, e_to, mime_msg, dryrun=False): log = LoggingMixin().log SMTP_HOST = configuration.conf.get('smtp', 'SMTP_HOST') SMTP_PORT = configuration.conf.getint('smtp', 'SMTP_PORT') SMTP_STARTTLS = configuration.conf.getboolean('smtp', 'SMTP_STARTTLS') SMTP_SSL = configuration.conf.getboolean('smtp', 'SMTP_SSL') SMTP_USER = None SMTP_PASSWORD = None try: SMTP_USER = configuration.conf.get('smtp', 'SMTP_USER') SMTP_PASSWORD = configuration.conf.get('smtp', 'SMTP_PASSWORD') except AirflowConfigException: log.debug("No user/password found for SMTP, so logging in with no authentication.") if not dryrun: s = smtplib.SMTP_SSL(SMTP_HOST, SMTP_PORT) if SMTP_SSL else smtplib.SMTP(SMTP_HOST, SMTP_PORT) if SMTP_STARTTLS: s.starttls() if SMTP_USER and SMTP_PASSWORD: s.login(SMTP_USER, SMTP_PASSWORD)"Sent an alert email to %s", e_to) s.sendmail(e_from, e_to, mime_msg.as_string()) s.quit() def get_email_address_list(address_string): if isinstance(address_string, basestring): if ',' in address_string: address_string = [address.strip() for address in address_string.split(',')] elif ';' in address_string: address_string = [address.strip() for address in address_string.split(';')] else: address_string = [address_string] return address_string