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gh-136912: fix handling of OverflowError
in hmac.digest
#136917
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!buildbot bigmem |
🤖 New build scheduled with the buildbot fleet by @picnixz for commit d0079c6 🤖 Results will be shown at: https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F136917%2Fmerge The command will test the builders whose names match following regular expression: The builders matched are:
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!buildbot bigmem |
🤖 New build scheduled with the buildbot fleet by @picnixz for commit f93e1ba 🤖 Results will be shown at: https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F136917%2Fmerge The command will test the builders whose names match following regular expression: The builders matched are:
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!buildbot bigmem |
🤖 New build scheduled with the buildbot fleet by @picnixz for commit df36d7d 🤖 Results will be shown at: https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F136917%2Fmerge The command will test the builders whose names match following regular expression: The builders matched are:
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!buildbot bigmem |
🤖 New build scheduled with the buildbot fleet by @picnixz for commit 74239be 🤖 Results will be shown at: https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F136917%2Fmerge The command will test the builders whose names match following regular expression: The builders matched are:
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I'll rewrite this PR tomorrow to use suggestion 4. |
@@ -241,13 +241,23 @@ def digest(key, msg, digest): | |||
if _hashopenssl and isinstance(digest, (str, _functype)): | |||
try: | |||
return _hashopenssl.hmac_digest(key, msg, digest) | |||
except OverflowError: | |||
try: | |||
return _hashopenssl.hmac_new(key, msg, digest).digest() |
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@gpshead This will create a real HMAC object using OpenSSL and handles chunks in C. Alternatively, I can just catch the OverflowError directly and ignore it. The pure Python implementation already handles chunks as we just call .update()
which is implemented in C as well.
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!buildbot bigmem |
🤖 New build scheduled with the buildbot fleet by @picnixz for commit 1082bd5 🤖 Results will be shown at: https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F136917%2Fmerge The command will test the builders whose names match following regular expression: The builders matched are:
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