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Merge branch 'po/fix-truncate'

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* po/fix-truncate:
  Properly truncate the file at the new position.
  Add some debug information.
This commit is contained in:
Pascal Obry
2017-01-22 19:27:21 +01:00
parent 52f1fe09eb d1ebf37c06
commit 2e84856102
1 changed files with 10 additions and 3 deletions
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cloudfuse.c
+10 -3
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@@ -409,7 +409,13 @@ static int cfs_flush(const char* path, struct fuse_file_info* info)
if (of)
{
update_dir_cache(path, cloudfs_file_size(of->fd), 0, 0);
// get the actual file size and truncate it. This ensures that if the new file is smaller
// than the previous one, the proper size is uploaded.
struct stat stbuf;
cfs_getattr(path, &stbuf);
update_dir_cache(path, stbuf.st_size, 0, 0);
ftruncate(of->fd, stbuf.st_size);
if (of->flags & O_RDWR || of->flags & O_WRONLY)
{
FILE* fp = fdopen(dup(of->fd), "r");
@@ -486,7 +492,7 @@ static int cfs_rmdir(const char* path)
static int cfs_ftruncate(const char* path, off_t size,
struct fuse_file_info* info)
{
debugf(DBG_LEVEL_NORM, KBLU "cfs_ftruncate(%s)", path);
debugf(DBG_LEVEL_NORM, KBLU "cfs_ftruncate(%s) size=%lu", path, size);
file_buffer_size = size;
openfile* of = (openfile*)(uintptr_t)info->fh;
if (ftruncate(of->fd, size))
@@ -543,8 +549,9 @@ static int cfs_fsync(const char* path, int idunno, struct fuse_file_info* info)
static int cfs_truncate(const char* path, off_t size)
{
debugf(DBG_LEVEL_NORM, "cfs_truncate(%s)", path);
debugf(DBG_LEVEL_NORM, "cfs_truncate(%s) size=%lu", path, size);
cloudfs_object_truncate(path, size);
update_dir_cache(path, size, 0, 0);
debugf(DBG_LEVEL_NORM, "exit: cfs_truncate(%s)", path);
return 0;
}