From: Ansgar Burchardt <ansgar@debian.org>
Date: Fri, 3 Jun 2011 09:55:44 +0000 (+0000)
Subject: gpg.py: set O_NONBLOCK for writing
X-Git-Url: https://git.decadent.org.uk/gitweb/?p=dak.git;a=commitdiff_plain;h=438e50fc19e566ea0c986351681d865a36862713

gpg.py: set O_NONBLOCK for writing

We need O_NONBLOCK as otherwise os.write() would block for large input.

Signed-off-by: Ansgar Burchardt <ansgar@debian.org>
---

diff --git a/daklib/gpg.py b/daklib/gpg.py
index 0e080df5..62bfe096 100644
--- a/daklib/gpg.py
+++ b/daklib/gpg.py
@@ -114,6 +114,10 @@ class SignedFile(object):
                     raise GpgException("No valid signature found. (GPG exited with status code %s)\n%s" % (exit_code, self.stderr))
 
     def _do_io(self, read, write):
+        for fd in write.keys():
+            old = fcntl.fcntl(fd, fcntl.F_GETFL)
+            fcntl.fcntl(fd, fcntl.F_SETFL, old | os.O_NONBLOCK)
+
         read_lines = dict( (fd, []) for fd in read )
         write_pos = dict( (fd, 0) for fd in write )