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Merge branch 'main' of https://github.com/mail-in-a-box/mailinabox

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This commit is contained in:
downtownallday 2021-08-22 16:28:54 -04:00
commit b6fd371615
3 changed files with 10 additions and 8 deletions
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2
management/mail_log.py
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@ -588,7 +588,7 @@ def scan_postfix_submission_line(date, log, collector):
def readline(filename):
""" A generator that returns the lines of a file
"""
with open(filename) as file:
with open(filename, errors='replace') as file:
while True:
line = file.readline()
if not line:

14
management/status_checks.py
View File

@ -612,14 +612,16 @@ def check_dnssec(domain, env, output, dns_zonefiles, is_checking_primary=False):
#
# But it may not be preferred. Only algorithm 13 is preferred. Warn if any of the
# matched zones uses a different algorithm.
if set(r[1] for r in matched_ds) == { '13' }: # all are alg 13
if set(r[1] for r in matched_ds) == { '13' } and set(r[2] for r in matched_ds) <= { '2', '4' }: # all are alg 13 and digest type 2 or 4
output.print_ok("DNSSEC 'DS' record is set correctly at registrar.")
return
elif '13' in set(r[1] for r in matched_ds): # some but not all are alg 13
output.print_ok("DNSSEC 'DS' record is set correctly at registrar. (Records using algorithm other than ECDSAP256SHA256 should be removed.)")
elif len([r for r in matched_ds if r[1] == '13' and r[2] in ( '2', '4' )]) > 0: # some but not all are alg 13
output.print_ok("DNSSEC 'DS' record is set correctly at registrar. (Records using algorithm other than ECDSAP256SHA256 and digest types other than SHA-256/384 should be removed.)")
return
else: # no record uses alg 13
output.print_warning("DNSSEC 'DS' record set at registrar is valid but should be updated to ECDSAP256SHA256 (see below).")
output.print_warning("""DNSSEC 'DS' record set at registrar is valid but should be updated to ECDSAP256SHA256 and SHA-256 (see below).
IMPORTANT: Do not delete existing DNSSEC 'DS' records for this domain until confirmation that the new DNSSEC 'DS' record
for this domain is valid.""")
else:
if is_checking_primary:
output.print_error("""The DNSSEC 'DS' record for %s is incorrect. See further details below.""" % domain)
@ -630,7 +632,8 @@ def check_dnssec(domain, env, output, dns_zonefiles, is_checking_primary=False):
output.print_line("""Follow the instructions provided by your domain name registrar to set a DS record.
Registrars support different sorts of DS records. Use the first option that works:""")
preferred_ds_order = [(7, 1), (7, 2), (8, 4), (13, 4), (8, 1), (8, 2), (13, 1), (13, 2)] # low to high
preferred_ds_order = [(7, 2), (8, 4), (13, 4), (8, 2), (13, 2)] # low to high, see https://github.com/mail-in-a-box/mailinabox/issues/1998
def preferred_ds_order_func(ds_suggestion):
k = (int(ds_suggestion['alg']), int(ds_suggestion['digalg']))
if k in preferred_ds_order:
@ -638,6 +641,7 @@ def check_dnssec(domain, env, output, dns_zonefiles, is_checking_primary=False):
return -1 # index before first item
output.print_line("")
for i, ds_suggestion in enumerate(sorted(expected_ds_records.values(), key=preferred_ds_order_func, reverse=True)):
if preferred_ds_order_func(ds_suggestion) == -1: continue # don't offer record types that the RFC says we must not offer
output.print_line("")
output.print_line("Option " + str(i+1) + ":")
output.print_line("----------")

2
security.md
View File

@ -69,8 +69,6 @@ The following services are protected: SSH, IMAP (dovecot), SMTP submission (post
Some other services running on the box may be missing fail2ban filters.
`fail2ban` only blocks IPv4 addresses, however. If the box has a public IPv6 address, it is not protected from these attacks.
Outbound Mail
-------------