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#!/usr/bin/python
# Send a lot of messages in parallel.
import string
import smtplib
import threading
import logging
import dns.resolver
from argparse import ArgumentParser
SMTP_DEFAULT_PORT = 465
NUMBER_OF_THREADS = 20
logger = logging.getLogger(__name__)
LOG_FORMAT = '%(asctime)s %(message)s'
def _send_email(server, port, subject, to_addr, from_addr, body_text):
"""
Send an email
"""
body = string.join((
"From: %s" % from_addr,
"To: %s" % to_addr,
"Subject: %s" % subject,
"",
body_text
), "\r\n")
logger.debug("setting up smtp...")
smtp = smtplib.SMTP_SSL(server, port)
logger.info(
"sending message: (%s, %s, %s, %i)"
% (from_addr, to_addr, server, port))
smtp.sendmail(from_addr, [to_addr], body)
smtp.quit()
def _parse_args():
parser = ArgumentParser()
parser.add_argument(
'target_address',
help='The target email address to spam')
parser.add_argument(
'number_of_messages', type=int,
help='The amount of messages email address to spam')
parser.add_argument(
'--server', '-s',
help='The SMTP server to use')
parser.add_argument(
'--port', '-p', default=SMTP_DEFAULT_PORT,
help='The SMTP port to use')
parser.add_argument(
'--threads', '-t', default=NUMBER_OF_THREADS,
help='The maximum number of parallel threads to launch')
parser.add_argument(
'--debug', '-d', action='store_true',
help='Print debug messages')
return parser.parse_args()
class EmailSenderThread(threading.Thread):
def __init__(self, server, port, subject, to_addr, from_addr, body_text,
finished_fun):
threading.Thread.__init__(self)
logger.debug("initilizing thread...")
self._server = server
self._port = port
self._subject = subject
self._to_addr = to_addr
self._from_addr = from_addr
self._body_text = body_text
self._finished_fun = finished_fun
def run(self):
logger.debug("running thread...")
try:
_send_email(
self._server, self._port, self._subject, self._to_addr,
self._from_addr, self._body_text)
except Exception as e:
logger.error(e)
finally:
self._finished_fun()
def _launch_email_thread(server, port, subject, to_addr, from_addr, body_text,
finished_fun):
logger.debug("will launch email thread...")
thread = EmailSenderThread(
server, port, subject, to_addr, from_addr, body_text, finished_fun)
thread.start()
return thread
class FinishedThreads(object):
def __init__(self):
self._finished = 0
self._lock = threading.Lock()
def signal(self):
with self._lock:
self._finished = self._finished + 1
logger.info('number of messages sent: %d.' % self._finished)
def _send_messages(args):
server = args.server
port = args.port
subject = "Message from Soledad script"
to_addr = args.target_address
from_addr = args.target_address
body_text = "Test message"
# configure log level
if args.debug:
level = logging.DEBUG
else:
level = logging.INFO
logging.basicConfig(format=LOG_FORMAT, level=level)
# get MX configuration
if not server:
logger.info("Resolving MX server...")
_, domain = to_addr.split("@", 1)
result = dns.resolver.query(domain, "MX")
server = result[0].exchange.to_text()
logger.info("MX server is: %s" % server)
semaphore = threading.Semaphore(args.threads)
threads = []
finished_threads = FinishedThreads()
def _finished_fun():
semaphore.release()
finished_threads.signal()
for i in xrange(args.number_of_messages):
semaphore.acquire()
threads.append(
_launch_email_thread(
server, port, subject, to_addr, from_addr, body_text,
_finished_fun))
for t in threads:
t.join()
if __name__ == "__main__":
args = _parse_args()
_send_messages(args)
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