# HG changeset patch
# User Gregory Szorc <gregory.szorc@gmail.com>
# Date 2018-10-02 06:08:04
# Node ID c421c22d3ad28ea13b2973d238ff03df2622a1e7
# Parent  8c7ecd32ccceb2f277e7e3bcbdf4856f2e7a27ac

py3: convert HTTP request headers to str

The low-level request object ideally takes system strings for
HTTP request headers and values. If we send in bytes, it works. But
a duplicate header check fails and various tests emit duplicate
user-agent headers.

Differential Revision: https://phab.mercurial-scm.org/D4834

diff --git a/mercurial/debugcommands.py b/mercurial/debugcommands.py
--- a/mercurial/debugcommands.py
+++ b/mercurial/debugcommands.py
@@ -3286,7 +3286,10 @@ def debugwireproto(ui, repo, path=None, 
                 line = line.lstrip()
                 m = re.match(b'^([a-zA-Z0-9_-]+): (.*)$', line)
                 if m:
-                    headers[m.group(1)] = m.group(2)
+                    # Headers need to use native strings.
+                    key = pycompat.strurl(m.group(1))
+                    value = pycompat.strurl(m.group(2))
+                    headers[key] = value
                     continue
 
                 if line.startswith(b'BODYFILE '):