def test_readSMIMEsig_not_real_sig():
l = mockLogger()
eml_bytes = get_email_bytes('from-bob-attachment-not-sig.eml')
cfg = mockConfig()
read_smime_email(eml_bytes, cfg, l)
assert l.contains('DKIM passed')
assert not l.contains('written file')
def test_readSMIMEsig_valid():
l = mockLogger()
eml_bytes = get_email_bytes('signed-from-bob.eml')
cfg = mockConfig()
read_smime_email(eml_bytes, cfg, l)
assert l.contains('DKIM passed')
assert l.contains('user certificate passed')
assert l.contains('written file')
def test_readSMIMEsig_corrupt_sig():
l = mockLogger()
eml_bytes = get_email_bytes('from-bob-corrupt-signature.eml')
cfg = mockConfig()
read_smime_email(eml_bytes, cfg, l)
assert l.contains('DKIM passed')
assert l.contains('verifying intermediate certificates')
assert l.contains('unable to get local issuer certificate')
assert not l.contains('written file')
def handle_inbound_relay():
"""
Flask application entry point. Log actions to local application logfile.
"""
logfile = 'webapp.log'
logger = createLogger(logfile)
logger.info('Request from {},scheme={},path={}'.format(
request.remote_addr, request.scheme, request.path))
logger.info('| len(headers)={},len(body)={}'.format(
len(request.headers), request.content_length))
# Check request data format, header token value is correct (if present)
if request.content_type != 'application/json':
logger.info('| Unknown Content-Type: {}'.format(request.content_type))
raise InvalidUsage('Unknown Content-Type in request headers')
config = configparser.ConfigParser()
config.read('webapp.ini')
cfg = config['webapp']
expected_token = cfg.get('x-messagesystems-webhook-token')
try:
got_token = request.headers.get('X-MessageSystems-Webhook-Token')
except KeyError:
got_token = None
if expected_token != None:
if got_token != expected_token:
logger.info(
'| Invalid X-MessageSystems-Webhook-Token in request headers: {}, must match {}'
.format(got_token, expected_token))
raise InvalidUsage(
'Invalid X-MessageSystems-Webhook-Token in request headers')
req = request.get_json()
for i in req:
m = i['msys']['relay_message']
c = m['content']
rxMail = c['email_rfc822'].encode('utf8')
logger.info('| msg_from={},rcpt_to={},len(email_rfc822)={}'.format(
m['msg_from'], m['rcpt_to'], len(rxMail)))
read_smime_email(rxMail, cfg, logger)
return 'OK'
def test_readSMIMEsig_bad_DKIM():
l = mockLogger()
eml_bytes = get_email_bytes('signed-from-bob-bad-dkim.eml')
cfg = mockConfig()
read_smime_email(eml_bytes, cfg, l)
assert l.contains('DKIM FAIL')