root / logic / email_send.py @ 9e98ba3c
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# Copyright 2011 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and documentation are
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# those of the authors and should not be interpreted as representing official
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# policies, either expressed or implied, of GRNET S.A.
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# Methods for sending email
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import json |
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from django.core.mail import send_mail |
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from django.conf import settings |
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import amqp_connection |
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from synnefo.util.log import getLogger |
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log = getLogger('synnefo.logic')
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_prefix = settings.BACKEND_PREFIX_ID.split('-')[0] |
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def send_async(frm = settings.DEFAULT_FROM_EMAIL, |
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to = None, subject = None, body = None): |
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"""
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Queue a message to be sent sometime later
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by a worker process.
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"""
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msg = dict()
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msg['frm'] = frm
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msg['to'] = to
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msg['subject'] = subject
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msg['body'] = body
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routekey = "logic.%s.email.outgoing" % _prefix
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amqp_connection.send(json.dumps(msg), settings.EXCHANGE_API, routekey) |
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def send (sender = settings.DEFAULT_FROM_EMAIL, |
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recipient = None, subject = None, body = None): |
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attempts = 0
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last_exception = None
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while attempts < 3: |
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try:
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send_mail(subject, body, sender, [recipient]) |
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return
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except Exception as e: |
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last_exception = e |
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log.exception("Error sending email")
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finally:
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attempts += 1
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log.warn("Failed all %d attempts to send email, aborting", attempts)
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raise last_exception
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