gentoo-overlay/dev-python/pyzor/files/read-stdin-as-binary-in-get_input_msg.patch

From 66225b32d2774cf37fa7f702f7eb26cd94094482 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Sun, 4 Mar 2018 17:27:01 -0500
Subject: [PATCH 1/1] scripts/pyzor: replace the client with the git (+ issue
 64 fix) version.

---
 scripts/pyzor | 33 +++++++++++++++++++++++++++------
 1 file changed, 27 insertions(+), 6 deletions(-)

diff --git a/scripts/pyzor b/scripts/pyzor
index 19b1d21..86c6f7d 100755
--- a/scripts/pyzor
+++ b/scripts/pyzor
@@ -17,9 +17,9 @@ import tempfile
 import threading
 
 try:
-    import ConfigParser
-except ImportError:
     import configparser as ConfigParser
+except ImportError:
+    import ConfigParser
 
 import pyzor.digest
 import pyzor.client
@@ -110,7 +110,7 @@ def load_configuration():
     config = ConfigParser.ConfigParser()
     # Set the defaults.
     config.add_section("client")
-    for key, value in defaults.iteritems():
+    for key, value in defaults.items():
         config.set("client", key, value)
     # Override with the configuration.
     config.read(os.path.join(options.homedir, "config"))
@@ -171,14 +171,35 @@ def _get_input_digests(dummy):
 
 
 def _get_input_msg(digester):
-    msg = email.message_from_file(sys.stdin)
+    msg = email.message_from_bytes(get_binary_stdin().read())
     digested = digester(msg).value
     yield digested
 
 
+def _is_binary_reader(stream, default=False):
+    try:
+        return isinstance(stream.read(0), bytes)
+    except Exception:
+        return default
+
+
+def get_binary_stdin():
+    # sys.stdin might or might not be binary in some extra cases.  By
+    # default it's obviously non binary which is the core of the
+    # problem but the docs recommend changing it to binary for such
+    # cases so we need to deal with it.
+    is_binary = _is_binary_reader(sys.stdin, False)
+    if is_binary:
+        return sys.stdin
+    buf = getattr(sys.stdin, 'buffer', None)
+    if buf is not None and _is_binary_reader(buf, True):
+        return buf
+    raise RuntimeError('Did not manage to get binary stdin')
+
+
 def _get_input_mbox(digester):
     tfile = tempfile.NamedTemporaryFile()
-    tfile.write(sys.stdin.read().encode("utf8"))
+    tfile.write(get_binary_stdin().read())
     tfile.seek(0)
     mbox = mailbox.mbox(tfile.name)
     for msg in mbox:
@@ -372,7 +393,7 @@ def genkey(client, servers, config, hash_func=hashlib.sha1):
         return False
     # pylint: disable-msg=W0612
     salt = "".join([chr(random.randint(0, 255))
-                    for unused in xrange(hash_func(b"").digest_size)])
+                    for unused in range(hash_func(b"").digest_size)])
     if sys.version_info >= (3, 0):
         salt = salt.encode("utf8")
     salt_digest = hash_func(salt)
-- 
2.13.6