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-rw-r--r--dns/rdtypes/dsbase.py10
1 files changed, 6 insertions, 4 deletions
diff --git a/dns/rdtypes/dsbase.py b/dns/rdtypes/dsbase.py
index d7850be..baa9e87 100644
--- a/dns/rdtypes/dsbase.py
+++ b/dns/rdtypes/dsbase.py
@@ -19,10 +19,12 @@ import struct
import binascii
import dns.dnssec
+import dns.immutable
import dns.rdata
import dns.rdatatype
+@dns.immutable.immutable
class DSBase(dns.rdata.Rdata):
"""Base class for rdata that is like a DS record"""
@@ -32,10 +34,10 @@ class DSBase(dns.rdata.Rdata):
def __init__(self, rdclass, rdtype, key_tag, algorithm, digest_type,
digest):
super().__init__(rdclass, rdtype)
- object.__setattr__(self, 'key_tag', key_tag)
- object.__setattr__(self, 'algorithm', algorithm)
- object.__setattr__(self, 'digest_type', digest_type)
- object.__setattr__(self, 'digest', digest)
+ self.key_tag = self.as_value(key_tag)
+ self.algorithm = self.as_value(algorithm)
+ self.digest_type = self.as_value(digest_type)
+ self.digest = self.as_value(digest)
def to_text(self, origin=None, relativize=True, **kw):
return '%d %d %d %s' % (self.key_tag, self.algorithm,