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POSIX: ensure file and directory inodes are different

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this is just an in memory representation.

POSIX wants different inode numbers for the same named file or directory.
This commit is contained in:
chrislu
2022-01-11 23:44:48 -08:00
parent 5bb37d5905
commit 2dcb8cb93b
7 changed files with 43 additions and 34 deletions
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8
weed/filesys/meta_cache/meta_cache.go
View File

@@ -18,16 +18,16 @@ type MetaCache struct {
// sync.RWMutex
visitedBoundary *bounded_tree.BoundedTree
uidGidMapper *UidGidMapper
invalidateFunc func(util.FullPath)
invalidateFunc func(fullpath util.FullPath, isDirectory bool)
}
func NewMetaCache(dbFolder string, baseDir util.FullPath, uidGidMapper *UidGidMapper, invalidateFunc func(util.FullPath)) *MetaCache {
func NewMetaCache(dbFolder string, baseDir util.FullPath, uidGidMapper *UidGidMapper, invalidateFunc func(util.FullPath, bool)) *MetaCache {
return &MetaCache{
localStore: openMetaStore(dbFolder),
visitedBoundary: bounded_tree.NewBoundedTree(baseDir),
uidGidMapper: uidGidMapper,
invalidateFunc: func(fullpath util.FullPath) {
invalidateFunc(fullpath)
invalidateFunc: func(fullpath util.FullPath, isDirectory bool) {
invalidateFunc(fullpath, isDirectory)
},
}
}

6
weed/filesys/meta_cache/meta_cache_subscribe.go
View File

@@ -40,16 +40,16 @@ func SubscribeMetaEvents(mc *MetaCache, selfSignature int32, client filer_pb.Fil
if err == nil {
if message.OldEntry != nil && message.NewEntry != nil {
oldKey := util.NewFullPath(resp.Directory, message.OldEntry.Name)
mc.invalidateFunc(oldKey)
mc.invalidateFunc(oldKey, message.OldEntry.IsDirectory)
if message.OldEntry.Name != message.NewEntry.Name {
newKey := util.NewFullPath(dir, message.NewEntry.Name)
mc.invalidateFunc(newKey)
mc.invalidateFunc(newKey, message.NewEntry.IsDirectory)
}
} else if message.OldEntry == nil && message.NewEntry != nil {
// no need to invaalidate
} else if message.OldEntry != nil && message.NewEntry == nil {
oldKey := util.NewFullPath(resp.Directory, message.OldEntry.Name)
mc.invalidateFunc(oldKey)
mc.invalidateFunc(oldKey, message.OldEntry.IsDirectory)
}
}