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# helper for DNS management tool
#
# Copyright (C) Amitay Isaacs 2011-2012
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
from samba.dcerpc import dnsserver, dnsp
#
# Always create a copy of strings when creating DNS_RPC_RECORDs
# to overcome the bug in pidl generated python bindings.
#
class ARecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, ip_addr, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(ARecord, self).__init__()
self.wType = dnsp.DNS_TYPE_A
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._ip_addr = ip_addr[:]
self.data = self._ip_addr
class AAAARecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, ip6_addr, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(AAAARecord, self).__init__()
self.wType = dnsp.DNS_TYPE_AAAA
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._ip6_addr = ip6_addr[:]
self.data = self._ip6_addr
class PTRRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, ptr, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(PTRRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_PTR
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._ptr = ptr[:]
ptr_name = dnsserver.DNS_RPC_NAME()
ptr_name.str = self._ptr
ptr_name.len = len(ptr)
self.data = ptr_name
class CNameRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, cname, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(CNameRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_CNAME
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._cname = cname[:]
cname_name = dnsserver.DNS_RPC_NAME()
cname_name.str = self._cname
cname_name.len = len(cname)
self.data = cname_name
class NSRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, dns_server, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(NSRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_NS
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._dns_server = dns_server[:]
ns = dnsserver.DNS_RPC_NAME()
ns.str = self._dns_server
ns.len = len(dns_server)
self.data = ns
class MXRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, mail_server, preference, serial=1, ttl=900,
rank=dnsp.DNS_RANK_ZONE, node_flag=0):
super(MXRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_MX
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._mail_server = mail_server[:]
mx = dnsserver.DNS_RPC_RECORD_NAME_PREFERENCE()
mx.wPreference = preference
mx.nameExchange.str = self._mail_server
mx.nameExchange.len = len(mail_server)
self.data = mx
class SOARecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, mname, rname, serial=1, refresh=900, retry=600,
expire=86400, minimum=3600, ttl=3600, rank=dnsp.DNS_RANK_ZONE,
node_flag=dnsp.DNS_RPC_FLAG_AUTH_ZONE_ROOT):
super(SOARecord, self).__init__()
self.wType = dnsp.DNS_TYPE_SOA
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._mname = mname[:]
self._rname = rname[:]
soa = dnsserver.DNS_RPC_RECORD_SOA()
soa.dwSerialNo = serial
soa.dwRefresh = refresh
soa.dwRetry = retry
soa.dwExpire = expire
soa.dwMinimumTtl = minimum
soa.NamePrimaryServer.str = self._mname
soa.NamePrimaryServer.len = len(mname)
soa.ZoneAdministratorEmail.str = self._rname
soa.ZoneAdministratorEmail.len = len(rname)
self.data = soa
class SRVRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, target, port, priority=0, weight=100, serial=1, ttl=900,
rank=dnsp.DNS_RANK_ZONE, node_flag=0):
super(SRVRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_SRV
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._target = target[:]
srv = dnsserver.DNS_RPC_RECORD_SRV()
srv.wPriority = priority
srv.wWeight = weight
srv.wPort = port
srv.nameTarget.str = self._target
srv.nameTarget.len = len(target)
self.data = srv
class TXTRecord(dnsserver.DNS_RPC_RECORD):
def __init__(self, slist, serial=1, ttl=900, rank=dnsp.DNS_RANK_ZONE,
node_flag=0):
super(TXTRecord, self).__init__()
self.wType = dnsp.DNS_TYPE_TXT
self.dwFlags = rank | node_flag
self.dwSerial = serial
self.dwTtlSeconds = ttl
self._slist = []
for s in slist:
self._slist.append(s[:])
names = []
for s in self._slist:
name = dnsserver.DNS_RPC_NAME()
name.str = s
name.len = len(s)
names.append(name)
txt = dnsserver.DNS_RPC_RECORD_STRING()
txt.count = len(slist)
txt.str = names
self.data = txt
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