seaweedfs/weed/shell/command_bucket_list.go

82 lines
1.8 KiB
Go

package shell
import (
"context"
"flag"
"fmt"
"io"
"math"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
)
func init() {
Commands = append(Commands, &commandBucketList{})
}
type commandBucketList struct {
}
func (c *commandBucketList) Name() string {
return "bucket.list"
}
func (c *commandBucketList) Help() string {
return `list all buckets
`
}
func (c *commandBucketList) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
bucketCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
if err = bucketCommand.Parse(args); err != nil {
return nil
}
filerServer, filerPort, _, parseErr := commandEnv.parseUrl(findInputDirectory(bucketCommand.Args()))
if parseErr != nil {
return parseErr
}
err = commandEnv.withFilerClient(filerServer, filerPort, func(client filer_pb.SeaweedFilerClient) error {
resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
if err != nil {
return fmt.Errorf("get filer %s:%d configuration: %v", filerServer, filerPort, err)
}
filerBucketsPath := resp.DirBuckets
stream, err := client.ListEntries(context.Background(), &filer_pb.ListEntriesRequest{
Directory: filerBucketsPath,
Limit: math.MaxUint32,
})
if err != nil {
return fmt.Errorf("list buckets under %v: %v", filerBucketsPath, err)
}
for {
resp, recvErr := stream.Recv()
if recvErr != nil {
if recvErr == io.EOF {
break
} else {
return recvErr
}
}
if resp.Entry.Attributes.Replication == "" || resp.Entry.Attributes.Replication == "000" {
fmt.Fprintf(writer, " %s\n", resp.Entry.Name)
} else {
fmt.Fprintf(writer, " %s\t\t\treplication: %s\n", resp.Entry.Name, resp.Entry.Attributes.Replication)
}
}
return nil
})
return err
}