Move automatic empty zone list into ipapython.dnsutil and make it reusable

https://fedorahosted.org/freeipa/ticket/5710

Reviewed-By: Martin Basti <mbasti@redhat.com>
This commit is contained in:
Petr Spacek
2016-03-07 12:00:21 +01:00
committed by Petr Vobornik
parent 8997454889
commit bd32b48eb0
2 changed files with 60 additions and 53 deletions

View File

@@ -109,3 +109,60 @@ DNSName.root = DNSName(dns.name.root) # '.'
DNSName.empty = DNSName(dns.name.empty) # '@'
DNSName.ip4_rev_zone = DNSName(('in-addr', 'arpa', ''))
DNSName.ip6_rev_zone = DNSName(('ip6', 'arpa', ''))
# Empty zones are defined in various RFCs. BIND is by default serving them.
# This constat should contain everything listed in
# IANA registry "Locally-Served DNS Zones"
# URL: http://www.iana.org/assignments/locally-served-dns-zones
# + AS112 zone defined in RFC 7534. It is not in the registry for some
# reason but BIND 9.10 is serving it as automatic empty zones.
EMPTY_ZONES = [DNSName(aez).make_absolute() for aez in [
# RFC 1918
"10.IN-ADDR.ARPA", "16.172.IN-ADDR.ARPA", "17.172.IN-ADDR.ARPA",
"18.172.IN-ADDR.ARPA", "19.172.IN-ADDR.ARPA", "20.172.IN-ADDR.ARPA",
"21.172.IN-ADDR.ARPA", "22.172.IN-ADDR.ARPA", "23.172.IN-ADDR.ARPA",
"24.172.IN-ADDR.ARPA", "25.172.IN-ADDR.ARPA", "26.172.IN-ADDR.ARPA",
"27.172.IN-ADDR.ARPA", "28.172.IN-ADDR.ARPA", "29.172.IN-ADDR.ARPA",
"30.172.IN-ADDR.ARPA", "31.172.IN-ADDR.ARPA", "168.192.IN-ADDR.ARPA",
# RFC 6598
"64.100.IN-ADDR.ARPA", "65.100.IN-ADDR.ARPA", "66.100.IN-ADDR.ARPA",
"67.100.IN-ADDR.ARPA", "68.100.IN-ADDR.ARPA", "69.100.IN-ADDR.ARPA",
"70.100.IN-ADDR.ARPA", "71.100.IN-ADDR.ARPA", "72.100.IN-ADDR.ARPA",
"73.100.IN-ADDR.ARPA", "74.100.IN-ADDR.ARPA", "75.100.IN-ADDR.ARPA",
"76.100.IN-ADDR.ARPA", "77.100.IN-ADDR.ARPA", "78.100.IN-ADDR.ARPA",
"79.100.IN-ADDR.ARPA", "80.100.IN-ADDR.ARPA", "81.100.IN-ADDR.ARPA",
"82.100.IN-ADDR.ARPA", "83.100.IN-ADDR.ARPA", "84.100.IN-ADDR.ARPA",
"85.100.IN-ADDR.ARPA", "86.100.IN-ADDR.ARPA", "87.100.IN-ADDR.ARPA",
"88.100.IN-ADDR.ARPA", "89.100.IN-ADDR.ARPA", "90.100.IN-ADDR.ARPA",
"91.100.IN-ADDR.ARPA", "92.100.IN-ADDR.ARPA", "93.100.IN-ADDR.ARPA",
"94.100.IN-ADDR.ARPA", "95.100.IN-ADDR.ARPA", "96.100.IN-ADDR.ARPA",
"97.100.IN-ADDR.ARPA", "98.100.IN-ADDR.ARPA", "99.100.IN-ADDR.ARPA",
"100.100.IN-ADDR.ARPA", "101.100.IN-ADDR.ARPA",
"102.100.IN-ADDR.ARPA", "103.100.IN-ADDR.ARPA",
"104.100.IN-ADDR.ARPA", "105.100.IN-ADDR.ARPA",
"106.100.IN-ADDR.ARPA", "107.100.IN-ADDR.ARPA",
"108.100.IN-ADDR.ARPA", "109.100.IN-ADDR.ARPA",
"110.100.IN-ADDR.ARPA", "111.100.IN-ADDR.ARPA",
"112.100.IN-ADDR.ARPA", "113.100.IN-ADDR.ARPA",
"114.100.IN-ADDR.ARPA", "115.100.IN-ADDR.ARPA",
"116.100.IN-ADDR.ARPA", "117.100.IN-ADDR.ARPA",
"118.100.IN-ADDR.ARPA", "119.100.IN-ADDR.ARPA",
"120.100.IN-ADDR.ARPA", "121.100.IN-ADDR.ARPA",
"122.100.IN-ADDR.ARPA", "123.100.IN-ADDR.ARPA",
"124.100.IN-ADDR.ARPA", "125.100.IN-ADDR.ARPA",
"126.100.IN-ADDR.ARPA", "127.100.IN-ADDR.ARPA",
# RFC 5735 and RFC 5737
"0.IN-ADDR.ARPA", "127.IN-ADDR.ARPA", "254.169.IN-ADDR.ARPA",
"2.0.192.IN-ADDR.ARPA", "100.51.198.IN-ADDR.ARPA",
"113.0.203.IN-ADDR.ARPA", "255.255.255.255.IN-ADDR.ARPA",
# Local IPv6 Unicast Addresses
"0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.IP6.ARPA",
"1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.IP6.ARPA",
# LOCALLY ASSIGNED LOCAL ADDRESS SCOPE
"D.F.IP6.ARPA", "8.E.F.IP6.ARPA", "9.E.F.IP6.ARPA", "A.E.F.IP6.ARPA",
"B.E.F.IP6.ARPA",
# Example Prefix, RFC 3849.
"8.B.D.0.1.0.0.2.IP6.ARPA",
# RFC 7534
"EMPTY.AS112.ARPA",
]]

View File

@@ -52,7 +52,7 @@ from ipapython.ipa_log_manager import root_logger
from ipapython import config
from ipaplatform.paths import paths
from ipapython.dn import DN
from ipapython.dnsutil import DNSName
from ipapython.dnsutil import DNSName, EMPTY_ZONES
SHARE_DIR = paths.USR_SHARE_IPA_DIR
PLUGINS_SHARE_DIR = paths.IPA_PLUGINS
@@ -1066,59 +1066,9 @@ def check_zone_overlap(zone, raise_on_error=True):
def is_auto_empty_zone(zone):
"""True if specified zone name exactly matches an automatic empty zone."""
assert isinstance(zone, DNSName)
automatic_empty_zones = [DNSName(aez).make_absolute() for aez in [
# RFC 1918
"10.IN-ADDR.ARPA", "16.172.IN-ADDR.ARPA", "17.172.IN-ADDR.ARPA",
"18.172.IN-ADDR.ARPA", "19.172.IN-ADDR.ARPA", "20.172.IN-ADDR.ARPA",
"21.172.IN-ADDR.ARPA", "22.172.IN-ADDR.ARPA", "23.172.IN-ADDR.ARPA",
"24.172.IN-ADDR.ARPA", "25.172.IN-ADDR.ARPA", "26.172.IN-ADDR.ARPA",
"27.172.IN-ADDR.ARPA", "28.172.IN-ADDR.ARPA", "29.172.IN-ADDR.ARPA",
"30.172.IN-ADDR.ARPA", "31.172.IN-ADDR.ARPA", "168.192.IN-ADDR.ARPA",
# RFC 6598
"64.100.IN-ADDR.ARPA", "65.100.IN-ADDR.ARPA", "66.100.IN-ADDR.ARPA",
"67.100.IN-ADDR.ARPA", "68.100.IN-ADDR.ARPA", "69.100.IN-ADDR.ARPA",
"70.100.IN-ADDR.ARPA", "71.100.IN-ADDR.ARPA", "72.100.IN-ADDR.ARPA",
"73.100.IN-ADDR.ARPA", "74.100.IN-ADDR.ARPA", "75.100.IN-ADDR.ARPA",
"76.100.IN-ADDR.ARPA", "77.100.IN-ADDR.ARPA", "78.100.IN-ADDR.ARPA",
"79.100.IN-ADDR.ARPA", "80.100.IN-ADDR.ARPA", "81.100.IN-ADDR.ARPA",
"82.100.IN-ADDR.ARPA", "83.100.IN-ADDR.ARPA", "84.100.IN-ADDR.ARPA",
"85.100.IN-ADDR.ARPA", "86.100.IN-ADDR.ARPA", "87.100.IN-ADDR.ARPA",
"88.100.IN-ADDR.ARPA", "89.100.IN-ADDR.ARPA", "90.100.IN-ADDR.ARPA",
"91.100.IN-ADDR.ARPA", "92.100.IN-ADDR.ARPA", "93.100.IN-ADDR.ARPA",
"94.100.IN-ADDR.ARPA", "95.100.IN-ADDR.ARPA", "96.100.IN-ADDR.ARPA",
"97.100.IN-ADDR.ARPA", "98.100.IN-ADDR.ARPA", "99.100.IN-ADDR.ARPA",
"100.100.IN-ADDR.ARPA", "101.100.IN-ADDR.ARPA",
"102.100.IN-ADDR.ARPA", "103.100.IN-ADDR.ARPA",
"104.100.IN-ADDR.ARPA", "105.100.IN-ADDR.ARPA",
"106.100.IN-ADDR.ARPA", "107.100.IN-ADDR.ARPA",
"108.100.IN-ADDR.ARPA", "109.100.IN-ADDR.ARPA",
"110.100.IN-ADDR.ARPA", "111.100.IN-ADDR.ARPA",
"112.100.IN-ADDR.ARPA", "113.100.IN-ADDR.ARPA",
"114.100.IN-ADDR.ARPA", "115.100.IN-ADDR.ARPA",
"116.100.IN-ADDR.ARPA", "117.100.IN-ADDR.ARPA",
"118.100.IN-ADDR.ARPA", "119.100.IN-ADDR.ARPA",
"120.100.IN-ADDR.ARPA", "121.100.IN-ADDR.ARPA",
"122.100.IN-ADDR.ARPA", "123.100.IN-ADDR.ARPA",
"124.100.IN-ADDR.ARPA", "125.100.IN-ADDR.ARPA",
"126.100.IN-ADDR.ARPA", "127.100.IN-ADDR.ARPA",
# RFC 5735 and RFC 5737
"0.IN-ADDR.ARPA", "127.IN-ADDR.ARPA", "254.169.IN-ADDR.ARPA",
"2.0.192.IN-ADDR.ARPA", "100.51.198.IN-ADDR.ARPA",
"113.0.203.IN-ADDR.ARPA", "255.255.255.255.IN-ADDR.ARPA",
# Local IPv6 Unicast Addresses
"0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.IP6.ARPA",
"1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.IP6.ARPA",
# LOCALLY ASSIGNED LOCAL ADDRESS SCOPE
"D.F.IP6.ARPA", "8.E.F.IP6.ARPA", "9.E.F.IP6.ARPA", "A.E.F.IP6.ARPA",
"B.E.F.IP6.ARPA",
# Example Prefix, RFC 3849.
"8.B.D.0.1.0.0.2.IP6.ARPA",
# RFC 7534
"EMPTY.AS112.ARPA",
]]
return zone in automatic_empty_zones
return zone in EMPTY_ZONES
def config_replace_variables(filepath, replacevars=dict(), appendvars=dict()):