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Fixes issues/1 with case-sensitivity issue in gethostbyname

This commit is contained in:
Mariusz B. / mgeeky 2021-11-18 20:43:50 -04:00
parent 7d3c3b5991
commit c914583797
1 changed files with 4 additions and 3 deletions
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7
decode-spam-headers.py
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@ -1813,10 +1813,11 @@ class SMTPHeadersAnalysis:
@staticmethod
def gethostbyname(name, important = True):
name = name.lower()
if not important or options['dont_resolve'] or len(name) == 0:
return ''
if name.lower() in SMTPHeadersAnalysis.resolved.keys():
if name in SMTPHeadersAnalysis.resolved.keys():
logger.dbg(f'Returning cached gethostbyname entry for: "{name}"')
return SMTPHeadersAnalysis.resolved[name]
@ -1824,8 +1825,8 @@ class SMTPHeadersAnalysis:
logger.dbg(f'gethostbyname("{name}")...')
res = socket.gethostbyname(name)
if len(res) > 0:
logger.dbg(f'Cached gethostbyname("{name.lower()}") = "{res}"')
SMTPHeadersAnalysis.resolved[name.lower()] = res
logger.dbg(f'Cached gethostbyname("{name}") = "{res}"')
SMTPHeadersAnalysis.resolved[name] = res
return res
except:
pass