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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2026-06-08 18:08
rdtypes	[ DIR ]	drwxr-xr-x	2026-06-08 18:08
LICENSE	1.49 KB	-rw-r--r--	1980-01-01 08:00
__init__.py	1.37 KB	-rw-r--r--	1980-01-01 08:00
_compat.py	1.47 KB	-rw-r--r--	1980-01-01 08:00
dnssec.py	16.12 KB	-rw-r--r--	1980-01-01 08:00
e164.py	3.67 KB	-rw-r--r--	1980-01-01 08:00
edns.py	7.25 KB	-rw-r--r--	1980-01-01 08:00
entropy.py	4.66 KB	-rw-r--r--	1980-01-01 08:00
exception.py	4.76 KB	-rw-r--r--	1980-01-01 08:00
flags.py	2.86 KB	-rw-r--r--	1980-01-01 08:00
grange.py	2.01 KB	-rw-r--r--	1980-01-01 08:00
hash.py	1.29 KB	-rw-r--r--	1980-01-01 08:00
inet.py	3.3 KB	-rw-r--r--	1980-01-01 08:00
ipv4.py	2.05 KB	-rw-r--r--	1980-01-01 08:00
ipv6.py	5.4 KB	-rw-r--r--	1980-01-01 08:00
message.py	40.49 KB	-rw-r--r--	1980-01-01 08:00
name.py	30.53 KB	-rw-r--r--	1980-01-01 08:00
namedict.py	3.87 KB	-rw-r--r--	1980-01-01 08:00
node.py	6.2 KB	-rw-r--r--	1980-01-01 08:00
opcode.py	2.77 KB	-rw-r--r--	1980-01-01 08:00
query.py	23.14 KB	-rw-r--r--	1980-01-01 08:00
rcode.py	3.53 KB	-rw-r--r--	1980-01-01 08:00
rdata.py	14.11 KB	-rw-r--r--	1980-01-01 08:00
rdataclass.py	3.14 KB	-rw-r--r--	1980-01-01 08:00
rdataset.py	11.19 KB	-rw-r--r--	1980-01-01 08:00
rdatatype.py	5.78 KB	-rw-r--r--	1980-01-01 08:00
renderer.py	10.57 KB	-rw-r--r--	1980-01-01 08:00
resolver.py	49.03 KB	-rw-r--r--	1980-01-01 08:00
reversename.py	3.21 KB	-rw-r--r--	1980-01-01 08:00
rrset.py	6.01 KB	-rw-r--r--	1980-01-01 08:00
set.py	7.14 KB	-rw-r--r--	1980-01-01 08:00
tokenizer.py	17.62 KB	-rw-r--r--	1980-01-01 08:00
tsig.py	7.63 KB	-rw-r--r--	1980-01-01 08:00
tsigkeyring.py	1.77 KB	-rw-r--r--	1980-01-01 08:00
ttl.py	2.29 KB	-rw-r--r--	1980-01-01 08:00
update.py	10.1 KB	-rw-r--r--	1980-01-01 08:00
version.py	1.37 KB	-rw-r--r--	1980-01-01 08:00
wiredata.py	3.66 KB	-rw-r--r--	1980-01-01 08:00
zone.py	41.39 KB	-rw-r--r--	1980-01-01 08:00

Rename

# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license

# Copyright (C) 2003-2017 Nominum, Inc.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for any purpose with or without fee is hereby granted,
# provided that the above copyright notice and this permission notice
# appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

"""DNS RRsets (an RRset is a named rdataset)"""

import dns.name
import dns.rdataset
import dns.rdataclass
import dns.renderer
from ._compat import string_types

class RRset(dns.rdataset.Rdataset):

"""A DNS RRset (named rdataset).

RRset inherits from Rdataset, and RRsets can be treated as
    Rdatasets in most cases.  There are, however, a few notable
    exceptions.  RRsets have different to_wire() and to_text() method
    arguments, reflecting the fact that RRsets always have an owner
    name.
    """

__slots__ = ['name', 'deleting']

def __init__(self, name, rdclass, rdtype, covers=dns.rdatatype.NONE,
                 deleting=None):
        """Create a new RRset."""

super(RRset, self).__init__(rdclass, rdtype, covers)
        self.name = name
        self.deleting = deleting

def _clone(self):
        obj = super(RRset, self)._clone()
        obj.name = self.name
        obj.deleting = self.deleting
        return obj

def __repr__(self):
        if self.covers == 0:
            ctext = ''
        else:
            ctext = '(' + dns.rdatatype.to_text(self.covers) + ')'
        if self.deleting is not None:
            dtext = ' delete=' + dns.rdataclass.to_text(self.deleting)
        else:
            dtext = ''
        return '<DNS ' + str(self.name) + ' ' + \
               dns.rdataclass.to_text(self.rdclass) + ' ' + \
               dns.rdatatype.to_text(self.rdtype) + ctext + dtext + ' RRset>'

def __str__(self):
        return self.to_text()

def __eq__(self, other):
        if not isinstance(other, RRset):
            return False
        if self.name != other.name:
            return False
        return super(RRset, self).__eq__(other)

def match(self, name, rdclass, rdtype, covers, deleting=None):
        """Returns ``True`` if this rrset matches the specified class, type,
        covers, and deletion state.
        """

if not super(RRset, self).match(rdclass, rdtype, covers):
            return False
        if self.name != name or self.deleting != deleting:
            return False
        return True

def to_text(self, origin=None, relativize=True, **kw):
        """Convert the RRset into DNS master file format.

See ``dns.name.Name.choose_relativity`` for more information
        on how *origin* and *relativize* determine the way names
        are emitted.

Any additional keyword arguments are passed on to the rdata
        ``to_text()`` method.

*origin*, a ``dns.name.Name`` or ``None``, the origin for relative
        names.

*relativize*, a ``bool``.  If ``True``, names will be relativized
        to *origin*.
        """

return super(RRset, self).to_text(self.name, origin, relativize,
                                          self.deleting, **kw)

def to_wire(self, file, compress=None, origin=None, **kw):
        """Convert the RRset to wire format.

All keyword arguments are passed to ``dns.rdataset.to_wire()``; see
        that function for details.

Returns an ``int``, the number of records emitted.
        """

return super(RRset, self).to_wire(self.name, file, compress, origin,
                                          self.deleting, **kw)

def to_rdataset(self):
        """Convert an RRset into an Rdataset.

Returns a ``dns.rdataset.Rdataset``.
        """
        return dns.rdataset.from_rdata_list(self.ttl, list(self))

def from_text_list(name, ttl, rdclass, rdtype, text_rdatas,
                   idna_codec=None):
    """Create an RRset with the specified name, TTL, class, and type, and with
    the specified list of rdatas in text format.

Returns a ``dns.rrset.RRset`` object.
    """

if isinstance(name, string_types):
        name = dns.name.from_text(name, None, idna_codec=idna_codec)
    if isinstance(rdclass, string_types):
        rdclass = dns.rdataclass.from_text(rdclass)
    if isinstance(rdtype, string_types):
        rdtype = dns.rdatatype.from_text(rdtype)
    r = RRset(name, rdclass, rdtype)
    r.update_ttl(ttl)
    for t in text_rdatas:
        rd = dns.rdata.from_text(r.rdclass, r.rdtype, t)
        r.add(rd)
    return r

def from_text(name, ttl, rdclass, rdtype, *text_rdatas):
    """Create an RRset with the specified name, TTL, class, and type and with
    the specified rdatas in text format.

Returns a ``dns.rrset.RRset`` object.
    """

return from_text_list(name, ttl, rdclass, rdtype, text_rdatas)

def from_rdata_list(name, ttl, rdatas, idna_codec=None):
    """Create an RRset with the specified name and TTL, and with
    the specified list of rdata objects.

Returns a ``dns.rrset.RRset`` object.
    """

if isinstance(name, string_types):
        name = dns.name.from_text(name, None, idna_codec=idna_codec)

if len(rdatas) == 0:
        raise ValueError("rdata list must not be empty")
    r = None
    for rd in rdatas:
        if r is None:
            r = RRset(name, rd.rdclass, rd.rdtype)
            r.update_ttl(ttl)
        r.add(rd)
    return r

def from_rdata(name, ttl, *rdatas):
    """Create an RRset with the specified name and TTL, and with
    the specified rdata objects.

Returns a ``dns.rrset.RRset`` object.
    """

return from_rdata_list(name, ttl, rdatas)