On Sun, 5 Mar 2017 at 15:36 Adi Roiban <a...@roiban.ro> wrote: > I have observed this while running some end to end tests in which the > pool.closeCachedConnections() deferred was not called, even after a > generous amount of seconds :) >
The code to abort an HTTP client connection is here: https://github.com/twisted/twisted/blob/twisted-17.1.0/src/twisted/web/_newclient.py#L1657 This calls loseConnection which for a TLS connection will try to do a TLS shutdown under most circumstances (in some cases it can't, and will abortConnection on the underlying transport instead). If the remote end has stopped responding to the connection, I think this may end up hanging forever. I think this code should either call abortConnection directly, or set a timer which will abort the connection after a little while if a clean shutdown from loseConnection has not completed yet. I'
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