Fix SHA-1 computation so it is only done for regular

files.

1 files changed, 3 insertions, 1 deletions

diff --git a/summainlib.py b/summainlib.py
index 509bc50..ad6fee0 100644
--- a/summainlib.py
+++ b/summainlib.py
@@ -18,6 +18,7 @@ import grp
 import hashlib
 import os
 import pwd
+import stat
 import time
 import urllib
 
@@ -50,7 +51,8 @@ class FilesystemObject(object):
         self['Username'] = self.lookup_username(stat_result.st_uid)
         self['Gid'] = '%d' % stat_result.st_gid
         self['Group'] = self.lookup_group(stat_result.st_gid)
-        self['Sha-1'] = self.compute_sha1(filename, sha1)
+        if stat.S_ISREG(stat_result.st_mode):
+            self['Sha-1'] = self.compute_sha1(filename, sha1)
 
     def format_time(self, timestamp):
         return time.strftime('%Y-%m-%d %H:%M:%S +0000',