gsh-digital-services/seaweedFS
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ensure inodes are not duplicating unless hardlinked

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This commit is contained in:
chrislu
2022-02-27 23:13:49 -08:00
parent de77d00c81
commit 63a9d8f01d
6 changed files with 27 additions and 10 deletions
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21
weed/mount/inode_to_path.go
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@@ -31,18 +31,20 @@ func NewInodeToPath() *InodeToPath {
return t
}
func (i *InodeToPath) Lookup(path util.FullPath, mode os.FileMode, isCreate bool, possibleInode uint64, isLookup bool) uint64 {
func (i *InodeToPath) Lookup(path util.FullPath, mode os.FileMode, isHardlink bool, possibleInode uint64, isLookup bool) uint64 {
i.Lock()
defer i.Unlock()
inode, found := i.path2inode[path]
if !found {
if possibleInode == 0 {
inode = path.AsInode(mode)
} else {
inode = possibleInode
}
if !isHardlink {
for _, found := i.inode2path[inode]; found; inode++ {
_, found = i.inode2path[inode]
}
} else {
inode = possibleInode
}
}
i.path2inode[path] = inode
@@ -62,6 +64,19 @@ func (i *InodeToPath) Lookup(path util.FullPath, mode os.FileMode, isCreate bool
return inode
}
func (i *InodeToPath) AllocateInode(path util.FullPath, mode os.FileMode) uint64 {
if path == "/" {
return 1
}
i.Lock()
defer i.Unlock()
inode := path.AsInode(mode)
for _, found := i.inode2path[inode]; found; inode++ {
_, found = i.inode2path[inode]
}
return inode
}
func (i *InodeToPath) GetInode(path util.FullPath) uint64 {
if path == "/" {
return 1