From patchwork Thu Feb 26 14:58:10 2015
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Subject: [STABLE] dispatch: work around UnicodeDecodeError caused by SSLError
 of Python 2.7.9
From: Yuya Nishihara <yuya@tcha.org>
X-Patchwork-Id: 7834
Message-Id: <1616acd9a1e2b72b00f9.1424962690@mimosa>
To: mercurial-devel@selenic.com
Date: Thu, 26 Feb 2015 23:58:10 +0900

# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 1424961033 -32400
#      Thu Feb 26 23:30:33 2015 +0900
# Branch stable
# Node ID 1616acd9a1e2b72b00f9a00ec0c3db6397d6d972
# Parent  756c5c8331b06caba7a9b1bc1d0943323cf65b93
dispatch: work around UnicodeDecodeError caused by SSLError of Python 2.7.9

SSLError of Python 2.7.9 may keep error message in unicode. It will be
wrapped by URLError(reason) at KeepAliveHandler.do_open, so inst.reason can
be a unicode.

https://hg.python.org/cpython/file/v2.7.9/Modules/_ssl.c#l329

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -230,6 +230,9 @@ def _runcatch(req):
             except (AttributeError, IndexError):
                 # it might be anything, for example a string
                 reason = inst.reason
+            if isinstance(reason, unicode):
+                # SSLError of Python 2.7.9 contains a unicode
+                reason = reason.encode(encoding.encoding, 'replace')
             ui.warn(_("abort: error: %s\n") % reason)
         elif (util.safehasattr(inst, "args")
               and inst.args and inst.args[0] == errno.EPIPE):