[damned-lies] Handle broken pipe errors

[Claude Paroz <claudep src gnome org>]

commit 55aa33d112e1219e620b89329f11a693b56ac57d
Author: Claude Paroz <claude 2xlibre net>
Date:   Tue Nov 17 08:39:02 2009 +0100

    Handle broken pipe errors
    
    For some long commands, if the requestor has closed before the command
    terminates, the command may generate a 'Broken pipe' error. Catch it
    and ignore.

 stats/utils.py |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/stats/utils.py b/stats/utils.py
index 6a68df9..de0abfc 100644
--- a/stats/utils.py
+++ b/stats/utils.py
@@ -22,6 +22,7 @@
 import sys, os, re, time
 from itertools import islice
 from subprocess import Popen, PIPE
+import errno
 
 from django.utils.translation import ugettext_noop
 from django.contrib.sites.models import Site
@@ -63,7 +64,11 @@ def run_shell_command(cmd, env=None, input_data=None, raise_on_error=False):
         env = os.environ
     pipe = Popen(cmd, shell=True, env=env, stdin=stdin, stdout=PIPE, stderr=PIPE)
     if input_data:
-        pipe.stdin.write(input_data)
+        try:
+            pipe.stdin.write(input_data)
+        except IOError, e:
+            if e.errno != errno.EPIPE:
+                raise
     (output, errout) = pipe.communicate()
     status = pipe.returncode
     if settings.DEBUG: print >>sys.stderr, output + errout