/usr/share/pyshared/MailPing/probe.py is in mailping 0.0.4ubuntu5+really0.0.4-3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | import os, errno
from MailPing import fileutil, mail
import smtplib
import email
from email.Utils import make_msgid
import random
def shouldSend(statedir, interval, curtime):
last = fileutil.getTime(os.path.join(statedir, 'success'))
try:
pending = os.listdir(os.path.join(statedir, 'pending'))
except OSError, e:
if e.errno == errno.ENOENT:
pass
else:
raise
else:
for filename in pending:
if filename.endswith('.tmp'):
continue
last = max(last,
fileutil.getTime(os.path.join(statedir,
'pending',
filename)))
return last + interval < curtime
MESSAGE_TEXT = """\
This is a mailping probe message sent to automatically test the
functioning of email between the addresses in the From and To
header fields.
This message should only be sent to explicitly configured addresses,
no human should ever receive this message.
This message is not spam. It is not sent by an email autoresponder.
If you are receiving this message, it means the person using
mailping misconfigured it. Please reply to this email to let them
know of this fact.
"""
def randomIdent():
return '%08x%08x%08x%08x%08x' % (
random.randint(0, 2**32-1),
random.randint(0, 2**32-1),
random.randint(0, 2**32-1),
random.randint(0, 2**32-1),
random.randint(0, 2**32-1),
)
def makeProbe(ident, fromAddress, toAddress, adminAddress=None):
msg = email.message_from_string(MESSAGE_TEXT)
mail.setMsgField(msg, 'From', fromAddress)
mail.setMsgField(msg, 'To', toAddress)
if adminAddress is not None:
mail.setMsgField(msg, 'Reply-To', adminAddress)
mail.setID(msg, ident)
msgid = make_msgid('mailping.%s' % ident)
mail.setMsgField(msg, 'Message-ID', msgid)
return msg
def send(msg, sender, recipient):
s = smtplib.SMTP()
s.connect()
s.sendmail(sender, [recipient], msg.as_string())
s.quit()
def process(statedir, interval, curtime,
fromAddress, toAddress, adminAddress):
if shouldSend(statedir, interval, curtime):
ident = randomIdent()
msg = makeProbe(ident=ident,
fromAddress=fromAddress,
toAddress=toAddress,
adminAddress=adminAddress)
send(msg,
sender=fromAddress,
recipient=toAddress)
pending = os.path.join(statedir, 'pending')
try:
os.mkdir(pending)
except OSError, e:
if e.errno == errno.EEXIST:
pass
else:
raise
fileutil.writeFile(os.path.join(pending, ident), '%f\n' % curtime)
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