mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-12-21 15:28:14 +08:00
75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
package shell
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/seaweedfs/seaweedfs/weed/filer"
|
|
"google.golang.org/protobuf/proto"
|
|
"io"
|
|
"sort"
|
|
|
|
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/util"
|
|
)
|
|
|
|
func init() {
|
|
Commands = append(Commands, &commandFsMetaCat{})
|
|
}
|
|
|
|
type commandFsMetaCat struct {
|
|
}
|
|
|
|
func (c *commandFsMetaCat) Name() string {
|
|
return "fs.meta.cat"
|
|
}
|
|
|
|
func (c *commandFsMetaCat) Help() string {
|
|
return `print out the meta data content for a file or directory
|
|
|
|
fs.meta.cat /dir/
|
|
fs.meta.cat /dir/file_name
|
|
`
|
|
}
|
|
|
|
func (c *commandFsMetaCat) HasTag(CommandTag) bool {
|
|
return false
|
|
}
|
|
|
|
func (c *commandFsMetaCat) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
|
|
|
|
path, err := commandEnv.parseUrl(findInputDirectory(args))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
dir, name := util.FullPath(path).DirAndName()
|
|
|
|
return commandEnv.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error {
|
|
|
|
request := &filer_pb.LookupDirectoryEntryRequest{
|
|
Name: name,
|
|
Directory: dir,
|
|
}
|
|
respLookupEntry, err := filer_pb.LookupEntry(client, request)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
chunks := respLookupEntry.Entry.Chunks
|
|
sort.Slice(chunks, func(i, j int) bool {
|
|
return chunks[i].Offset < chunks[j].Offset
|
|
})
|
|
|
|
filer.ProtoToText(writer, respLookupEntry.Entry)
|
|
|
|
bytes, _ := proto.Marshal(respLookupEntry.Entry)
|
|
gzippedBytes, _ := util.GzipData(bytes)
|
|
// zstdBytes, _ := util.ZstdData(bytes)
|
|
// fmt.Fprintf(writer, "chunks %d meta size: %d gzip:%d zstd:%d\n", len(respLookupEntry.Entry.GetChunks()), len(bytes), len(gzippedBytes), len(zstdBytes))
|
|
fmt.Fprintf(writer, "chunks %d meta size: %d gzip:%d\n", len(respLookupEntry.Entry.GetChunks()), len(bytes), len(gzippedBytes))
|
|
|
|
return nil
|
|
|
|
})
|
|
|
|
}
|