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Code Issues Releases Wiki Activity

Take spamhaus return codes into account in the status check

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KiekerJan 2023-11-24 12:48:20 +01:00 committed by Joshua Tauberer
parent 1b8cdeb644
commit f73c314e65
1 changed files with 18 additions and 0 deletions
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18
management/status_checks.py
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@ -306,6 +306,9 @@ def run_network_checks(env, output):
# The user might have ended up on an IP address that was previously in use
# by a spammer, or the user may be deploying on a residential network. We
# will not be able to reliably send mail in these cases.
# See https://www.spamhaus.org/news/article/807/using-our-public-mirrors-check-your-return-codes-now. for
# information on spamhaus return codes
rev_ip4 = ".".join(reversed(env['PUBLIC_IP'].split('.')))
zen = query_dns(rev_ip4+'.zen.spamhaus.org', 'A', nxdomain=None)
if zen is None:
@ -314,6 +317,12 @@ def run_network_checks(env, output):
output.print_warning("Connection to zen.spamhaus.org timed out. We could not determine whether your server's IP address is blacklisted. Please try again later.")
elif zen == "[Not Set]":
output.print_warning("Could not connect to zen.spamhaus.org. We could not determine whether your server's IP address is blacklisted. Please try again later.")
elif zen == "127.255.255.252":
output.print_warning("Incorrect spamhaus query: %s We could not determine whether your server's IP address is blacklisted." % (rev_ip4+'.zen.spamhaus.org'))
elif zen == "127.255.255.254":
output.print_warning("Mail-in-a-Box is configured to use a public DNS server. This is not supported by spamhaus. We could not determine whether your server's IP address is blacklisted.")
elif zen == "127.255.255.255":
output.print_warning("Too many queries have been performed on the spamhaus server. We could not determine whether your server's IP address is blacklisted.")
else:
output.print_error("""The IP address of this machine {} is listed in the Spamhaus Block List (code {}),
which may prevent recipients from receiving your email. See http://www.spamhaus.org/query/ip/{}.""".format(env['PUBLIC_IP'], zen, env['PUBLIC_IP']))
@ -736,6 +745,9 @@ def check_mail_domain(domain, env, output):
# Stop if the domain is listed in the Spamhaus Domain Block List.
# The user might have chosen a domain that was previously in use by a spammer
# and will not be able to reliably send mail.
# See https://www.spamhaus.org/news/article/807/using-our-public-mirrors-check-your-return-codes-now. for
# information on spamhaus return codes
dbl = query_dns(domain+'.dbl.spamhaus.org', "A", nxdomain=None)
if dbl is None:
output.print_ok("Domain is not blacklisted by dbl.spamhaus.org.")
@ -743,6 +755,12 @@ def check_mail_domain(domain, env, output):
output.print_warning(f"Connection to dbl.spamhaus.org timed out. We could not determine whether the domain {domain} is blacklisted. Please try again later.")
elif dbl == "[Not Set]":
output.print_warning(f"Could not connect to dbl.spamhaus.org. We could not determine whether the domain {domain} is blacklisted. Please try again later.")
elif dbl == "127.255.255.252":
output.print_warning("Incorrect spamhaus query: %s . We could not determine whether the domain %s is blacklisted." % (domain+'.dbl.spamhaus.org', domain))
elif dbl == "127.255.255.254":
output.print_warning("Mail-in-a-Box is configured to use a public DNS server. This is not supported by spamhaus. We could not determine whether the domain {} is blacklisted.".format(domain))
elif dbl == "127.255.255.255":
output.print_warning("Too many queries have been performed on the spamhaus server. We could not determine whether the domain {} is blacklisted.".format(domain))
else:
output.print_error(f"""This domain is listed in the Spamhaus Domain Block List (code {dbl}),
which may prevent recipients from receiving your mail.