diff options
Diffstat (limited to 'weed/filesys/wfs.go')
| -rw-r--r-- | weed/filesys/wfs.go | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/weed/filesys/wfs.go b/weed/filesys/wfs.go index 5d27bd6cd..ff482edb5 100644 --- a/weed/filesys/wfs.go +++ b/weed/filesys/wfs.go @@ -1,7 +1,9 @@ package filesys import ( + "context" "fmt" + "math" "sync" "time" @@ -26,6 +28,9 @@ type Option struct { EntryCacheTtl time.Duration } +var _ = fs.FS(&WFS{}) +var _ = fs.FSStatfser(&WFS{}) + type WFS struct { option *Option listDirectoryEntriesCache *ccache.Cache @@ -128,3 +133,34 @@ func (wfs *WFS) ReleaseHandle(fullpath string, handleId fuse.HandleID) { return } + +// Statfs is called to obtain file system metadata. Implements fuse.FSStatfser +func (wfs *WFS) Statfs(ctx context.Context, req *fuse.StatfsRequest, resp *fuse.StatfsResponse) error { + + glog.V(4).Infof("reading fs stats: %+v", req) + + totalDiskSize := uint64(0) + usedDiskSize := uint64(0) + actualFileCount := uint64(0) + + // Compute the total number of available blocks + resp.Blocks = totalDiskSize / blockSize + + // Compute the number of used blocks + numblocks := uint64(usedDiskSize / blockSize) + + // Report the number of free and available blocks for the block size + resp.Bfree = resp.Blocks - numblocks + resp.Bavail = resp.Blocks - numblocks + resp.Bsize = uint32(blockSize) + + // Report the total number of possible files in the file system (and those free) + resp.Files = math.MaxInt64 + resp.Ffree = math.MaxInt64 - actualFileCount + + // Report the maximum length of a name and the minimum fragment size + resp.Namelen = 1024 + resp.Frsize = uint32(blockSize) + + return nil +} |