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Direktori : /lib/python3/dist-packages/dns/rdtypes/ANY/ |
Current File : //lib/python3/dist-packages/dns/rdtypes/ANY/SOA.py |
# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license # Copyright (C) 2003-2007, 2009-2011 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. import struct import dns.exception import dns.immutable import dns.name import dns.rdata @dns.immutable.immutable class SOA(dns.rdata.Rdata): """SOA record""" # see: RFC 1035 __slots__ = ["mname", "rname", "serial", "refresh", "retry", "expire", "minimum"] def __init__( self, rdclass, rdtype, mname, rname, serial, refresh, retry, expire, minimum ): super().__init__(rdclass, rdtype) self.mname = self._as_name(mname) self.rname = self._as_name(rname) self.serial = self._as_uint32(serial) self.refresh = self._as_ttl(refresh) self.retry = self._as_ttl(retry) self.expire = self._as_ttl(expire) self.minimum = self._as_ttl(minimum) def to_text(self, origin=None, relativize=True, **kw): mname = self.mname.choose_relativity(origin, relativize) rname = self.rname.choose_relativity(origin, relativize) return "%s %s %d %d %d %d %d" % ( mname, rname, self.serial, self.refresh, self.retry, self.expire, self.minimum, ) @classmethod def from_text( cls, rdclass, rdtype, tok, origin=None, relativize=True, relativize_to=None ): mname = tok.get_name(origin, relativize, relativize_to) rname = tok.get_name(origin, relativize, relativize_to) serial = tok.get_uint32() refresh = tok.get_ttl() retry = tok.get_ttl() expire = tok.get_ttl() minimum = tok.get_ttl() return cls( rdclass, rdtype, mname, rname, serial, refresh, retry, expire, minimum ) def _to_wire(self, file, compress=None, origin=None, canonicalize=False): self.mname.to_wire(file, compress, origin, canonicalize) self.rname.to_wire(file, compress, origin, canonicalize) five_ints = struct.pack( "!IIIII", self.serial, self.refresh, self.retry, self.expire, self.minimum ) file.write(five_ints) @classmethod def from_wire_parser(cls, rdclass, rdtype, parser, origin=None): mname = parser.get_name(origin) rname = parser.get_name(origin) return cls(rdclass, rdtype, mname, rname, *parser.get_struct("!IIIII"))