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...but then also have to compare against the intended IP address, which might have a custom override, see #582

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This commit is contained in:
Joshua Tauberer 2015-11-03 12:06:03 +00:00
parent 3bc38c89ab
commit 3fd1279e7d
2 changed files with 17 additions and 5 deletions
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6
management/dns_update.py
View File

@ -851,6 +851,12 @@ def set_secondary_dns(hostnames, env):
return do_dns_update(env) return do_dns_update(env)
def get_custom_dns_record(custom_dns, qname, rtype):
for qname1, rtype1, value in custom_dns:
if qname1 == qname and rtype1 == rtype:
return value
return None
######################################################################## ########################################################################
def justtestingdotemail(domain, records): def justtestingdotemail(domain, records):

16
management/status_checks.py
View File

@ -12,7 +12,7 @@ import dns.reversename, dns.resolver
import dateutil.parser, dateutil.tz import dateutil.parser, dateutil.tz
import idna import idna
from dns_update import get_dns_zones, build_tlsa_record, get_custom_dns_config, get_secondary_dns from dns_update import get_dns_zones, build_tlsa_record, get_custom_dns_config, get_secondary_dns, get_custom_dns_record
from web_update import get_web_domains, get_default_www_redirects, get_ssl_certificates, get_domain_ssl_files, get_domains_with_a_records from web_update import get_web_domains, get_default_www_redirects, get_ssl_certificates, get_domain_ssl_files, get_domains_with_a_records
from mailconfig import get_mail_domains, get_mail_aliases from mailconfig import get_mail_domains, get_mail_aliases
@ -385,14 +385,19 @@ def check_dns_zone(domain, env, output, dns_zonefiles):
# as it should, or if one successful NS line at the TLD will result in # as it should, or if one successful NS line at the TLD will result in
# this query being answered by the box, which would mean the test is only # this query being answered by the box, which would mean the test is only
# half working.) # half working.)
ip = query_dns(domain, "A")
custom_secondary_ns = get_secondary_dns(get_custom_dns_config(env), mode="NS") custom_dns_records = list(get_custom_dns_config(env)) # generator => list so we can reuse it
correct_ip = get_custom_dns_record(custom_dns_records, domain, "A") or env['PUBLIC_IP']
custom_secondary_ns = get_secondary_dns(custom_dns_records, mode="NS")
secondary_ns = custom_secondary_ns or ["ns2." + env['PRIMARY_HOSTNAME']] secondary_ns = custom_secondary_ns or ["ns2." + env['PRIMARY_HOSTNAME']]
existing_ns = query_dns(domain, "NS") existing_ns = query_dns(domain, "NS")
correct_ns = "; ".join(sorted(["ns1." + env['PRIMARY_HOSTNAME']] + secondary_ns)) correct_ns = "; ".join(sorted(["ns1." + env['PRIMARY_HOSTNAME']] + secondary_ns))
ip = query_dns(domain, "A")
if existing_ns.lower() == correct_ns.lower(): if existing_ns.lower() == correct_ns.lower():
output.print_ok("Nameservers are set correctly at registrar. [%s]" % correct_ns) output.print_ok("Nameservers are set correctly at registrar. [%s]" % correct_ns)
elif ip == env['PUBLIC_IP']: elif ip == correct_ip:
# The domain resolves correctly, so maybe the user is using External DNS. # The domain resolves correctly, so maybe the user is using External DNS.
output.print_warning("""The nameservers set on this domain at your domain name registrar should be %s. They are currently %s. output.print_warning("""The nameservers set on this domain at your domain name registrar should be %s. They are currently %s.
If you are using External DNS, this may be OK.""" If you are using External DNS, this may be OK."""
@ -403,6 +408,7 @@ def check_dns_zone(domain, env, output, dns_zonefiles):
% (existing_ns, correct_ns) ) % (existing_ns, correct_ns) )
# Check that each custom secondary nameserver resolves the IP address. # Check that each custom secondary nameserver resolves the IP address.
if custom_secondary_ns: if custom_secondary_ns:
for ns in custom_secondary_ns: for ns in custom_secondary_ns:
# We must first resolve the nameserver to an IP address so we can query it. # We must first resolve the nameserver to an IP address so we can query it.
@ -413,7 +419,7 @@ def check_dns_zone(domain, env, output, dns_zonefiles):
# Now query it to see what it says about this domain. # Now query it to see what it says about this domain.
ip = query_dns(domain, "A", at=ns_ip, nxdomain=None) ip = query_dns(domain, "A", at=ns_ip, nxdomain=None)
if ip == env['PUBLIC_IP']: if ip == correct_ip:
output.print_ok("Secondary nameserver %s resolved the domain correctly." % ns) output.print_ok("Secondary nameserver %s resolved the domain correctly." % ns)
elif ip is None: elif ip is None:
output.print_error("Secondary nameserver %s is not configured to resolve this domain." % ns) output.print_error("Secondary nameserver %s is not configured to resolve this domain." % ns)