diff options
Diffstat (limited to 'FuseArchive/FileSystem.py')
| -rw-r--r-- | FuseArchive/FileSystem.py | 44 |
1 files changed, 39 insertions, 5 deletions
diff --git a/FuseArchive/FileSystem.py b/FuseArchive/FileSystem.py index 0d38f7b..fe793e1 100644 --- a/FuseArchive/FileSystem.py +++ b/FuseArchive/FileSystem.py @@ -47,11 +47,20 @@ class FileSystem(fuse.Fuse): yield fuse.Direntry(e) def unlink(self, path): - if os.path.isfile( path ) and not os.path.islink( path ): - # Ask our file to release it's chunks - f = ChunkFile( path, os.O_RDWR, 0 ) - f.pre_unlink() - f.release( 0 ) + # Check if we need to free our chunks + treefile = "./tree" + path + if os.path.isfile( treefile ): + if not os.path.islink( treefile ): + # it's a normal file, will the link cound go to zero here? + stats = os.stat( treefile ) + if stats.st_nlink == 1: + logging.debug( "Going to unlink file " + treefile + + "and this is the last link, releasing chunks" ) + # Ask our file to release it's chunks since we are the + # last link + f = ChunkFile( path, os.O_RDWR, 0 ) + f.pre_unlink() + f.release( 0 ) os.unlink("./tree" + path) @@ -89,6 +98,31 @@ class FileSystem(fuse.Fuse): def utime(self, path, times): os.utime("./tree" + path, times) +####### +# Following is the comment about utimens, however even uncommenting it +# doesn't currently work because there is an error in the fuse.py handling +# the message: +# +# Traceback (most recent call last): +# File "/usr/lib/python2.5/site-packages/fuse.py", line 361, in __call__ +# return apply(self.func, args, kw) +# File "/usr/lib/python2.5/site-packages/fuse.py", line 782, in wrap +# ts_acc = Timespec(tv_sec = acc_sec, tv_nsec = acc_nsec) +# TypeError: __init__() takes exactly 2 non-keyword arguments (1 given) +# +# Which if you use rsync makes it think the copy failed because it uses +# untimens to set the time info on symlinks (search google for utimens +# rsync symlink) +# +# I haven't been able to find a workaround for this yet, though there is +# some information at: +# +# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=455194 +# +# which suggests it should be fixed even though it doesn't appear to be for +# me in both lenny and squeeze +# +####### # The following utimens method would do the same as the above utime method. # We can't make it better though as the Python stdlib doesn't know of # subsecond preciseness in acces/modify times. |