DandelionNStuff/pymilter
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This commit is contained in:
Stuart D. Gathman
2016-09-26 18:56:57 -04:00
parent 032efebaed
commit eaa6a43f0d
1 changed files with 4 additions and 4 deletions
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Milter/dns.py
+4 -4
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@@ -15,9 +15,9 @@ MAX_CNAME = 10
# @return a list of ((name,type),data) tuples # @return a list of ((name,type),data) tuples
def DNSLookup(name, qtype): def DNSLookup(name, qtype):
try: try:
# To be thread safe, we create a fresh DnsRequest with # To be thread safe, we create a fresh DnsRequest with
# each call. It would be more efficient to reuse # each call. It would be more efficient to reuse
# a req object stored in a Session. # a req object stored in a Session.
req = DNS.DnsRequest(name, qtype=qtype) req = DNS.DnsRequest(name, qtype=qtype)
resp = req.req() resp = req.req()
#resp.show() #resp.show()
@@ -98,7 +98,7 @@ class Session(object):
#return result # if too many == NX_DOMAIN #return result # if too many == NX_DOMAIN
raise DNSError('Length of CNAME chain exceeds %d' % MAX_CNAME) raise DNSError('Length of CNAME chain exceeds %d' % MAX_CNAME)
cnames[name] = cname cnames[name] = cname
if cname.lower().rstrip('.') in cnames: if cname.lower().rstrip('.') in cnames:
raise DNSError('CNAME loop') raise DNSError('CNAME loop')
result = self.dns(cname, qtype, cnames=cnames) result = self.dns(cname, qtype, cnames=cnames)
if result: if result: