seaweedfs/weed/filesys/meta_cache/meta_cache_init.go
2021-07-22 00:40:16 -07:00

48 lines
1.2 KiB
Go

package meta_cache
import (
"context"
"fmt"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/chrislusf/seaweedfs/weed/util"
)
func EnsureVisited(mc *MetaCache, client filer_pb.FilerClient, dirPath util.FullPath) error {
return mc.visitedBoundary.EnsureVisited(dirPath, func(path util.FullPath) (childDirectories []string, err error) {
glog.V(4).Infof("ReadDirAllEntries %s ...", path)
util.Retry("ReadDirAllEntries", func() error {
err = filer_pb.ReadDirAllEntries(client, path, "", func(pbEntry *filer_pb.Entry, isLast bool) error {
entry := filer.FromPbEntry(string(path), pbEntry)
if IsHiddenSystemEntry(string(path), entry.Name()) {
return nil
}
if err := mc.doInsertEntry(context.Background(), entry); err != nil {
glog.V(0).Infof("read %s: %v", entry.FullPath, err)
return err
}
if entry.IsDirectory() {
childDirectories = append(childDirectories, entry.Name())
}
return nil
})
return err
})
if err != nil {
err = fmt.Errorf("list %s: %v", path, err)
}
return
})
}
func IsHiddenSystemEntry(dir, name string) bool {
return dir == "/" && (name == "topics" || name == "etc")
}