0001-add-timeouts-on-email-DNS-validation-43422.patch
| wcs/qommon/form.py | ||
|---|---|---|
| 44 | 44 | |
| 45 | 45 |
try: |
| 46 | 46 |
import DNS |
| 47 |
DNS.ParseResolvConf() |
|
| 48 | 47 |
except (ImportError, IOError): |
| 49 | 48 |
DNS = None |
| 50 | 49 | |
| ... | ... | |
| 900 | 899 |
except UnicodeError: |
| 901 | 900 |
self.error = _('invalid address domain')
|
| 902 | 901 |
return |
| 903 |
# simply lookup host name; note it will fail if hostname |
|
| 904 |
# doesn't have an A entry |
|
| 905 |
try: |
|
| 906 |
socket.gethostbyname(domain) |
|
| 907 |
except socket.error: |
|
| 908 |
# will fail on lack of DNS module or MX lookup failure |
|
| 902 |
if DNS is not None: |
|
| 903 |
DNS.ParseResolvConf() |
|
| 904 |
sdomain = force_str(domain) |
|
| 909 | 905 |
try: |
| 910 |
l = len(DNS.mxlookup(force_str(domain))) |
|
| 911 |
except: |
|
| 912 |
l = 0 |
|
| 913 |
if l == 0: |
|
| 906 |
if not (DNS.dnslookup(sdomain, 'MX', timeout=4) |
|
| 907 |
or DNS.dnslookup(sdomain, 'A', timeout=4) |
|
| 908 |
or DNS.dnslookup(sdomain, 'AAAA', timeout=4)): |
|
| 909 |
self.error = _('invalid address domain')
|
|
| 910 |
except DNS.DNSError: |
|
| 914 | 911 |
self.error = _('invalid address domain')
|
| 915 |
else: |
|
| 916 |
# and then, localpart could be tested |
|
| 917 |
pass |
|
| 918 | 912 | |
| 919 | 913 | |
| 920 | 914 |
class ValidationCondition(Condition): |
| 921 |
- |
|