SFTP write_file handles EACCESS as ENOENT

Patch by Armin Größlinger.

2 files changed, 11 insertions, 1 deletions

diff --git a/NEWS b/NEWS
index 8083787f..427efec4 100644
--- a/NEWS
+++ b/NEWS
@@ -26,6 +26,10 @@ Bug fixes:
   extra files, such as "lock" (left there by a previous, crashed Obnam
   run). It no longer does. Fix by Lars Kruse.
 
+* The SFTP plugin now handles another error code (EACCESS) when writing
+  a file and the directory it should go into not existing. Patch by
+  Armin Größlinger.
+
 Version 1.5, released 2013-08-08
 --------------------------------
 
diff --git a/obnamlib/plugins/sftp_plugin.py b/obnamlib/plugins/sftp_plugin.py
index a4d12fa9..8b78f55c 100644
--- a/obnamlib/plugins/sftp_plugin.py
+++ b/obnamlib/plugins/sftp_plugin.py
@@ -529,7 +529,13 @@ class SftpFS(obnamlib.VirtualFileSystem):
         try:
             f = self.open(pathname, 'wx')
         except (IOError, OSError), e:
-            if e.errno != errno.ENOENT:
+            # When the path to the file to be written does not
+            # exist, we try to create the directories below. Note that
+            # some SFTP servers return EACCES instead of ENOENT
+            # when the path to the file does not exist, so we
+            # do not raise an exception here for both ENOENT
+            # and EACCES.
+            if e.errno != errno.ENOENT and e.errno != errno.EACCES:
                 raise
             dirname = os.path.dirname(pathname)
             self.makedirs(dirname)