shell: change bucket.list to s3.bucket.list, same for create and delete

weed/shell/command_s3_bucket_list.go

@@ -0,0 +1,78 @@
+package shell
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"math"
+
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+)
+
+func init() {
+	Commands = append(Commands, &commandS3BucketList{})
+}
+
+type commandS3BucketList struct {
+}
+
+func (c *commandS3BucketList) Name() string {
+	return "s3.bucket.list"
+}
+
+func (c *commandS3BucketList) Help() string {
+	return `list all buckets
+
+`
+}
+
+func (c *commandS3BucketList) 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
+	}
+
+	_, parseErr := commandEnv.parseUrl(findInputDirectory(bucketCommand.Args()))
+	if parseErr != nil {
+		return parseErr
+	}
+
+	var filerBucketsPath string
+	filerBucketsPath, err = readFilerBucketsPath(commandEnv)
+	if err != nil {
+		return fmt.Errorf("read buckets: %v", err)
+	}
+
+	err = filer_pb.List(commandEnv, filerBucketsPath, "", func(entry *filer_pb.Entry, isLast bool) error {
+		if entry.Attributes.Replication == "" || entry.Attributes.Replication == "000" {
+			fmt.Fprintf(writer, "  %s\n", entry.Name)
+		} else {
+			fmt.Fprintf(writer, "  %s\t\t\treplication: %s\n", entry.Name, entry.Attributes.Replication)
+		}
+		return nil
+	}, "", false, math.MaxUint32)
+	if err != nil {
+		return fmt.Errorf("list buckets under %v: %v", filerBucketsPath, err)
+	}
+
+	return err
+
+}
+
+func readFilerBucketsPath(filerClient filer_pb.FilerClient) (filerBucketsPath string, err error) {
+	err = filerClient.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+
+		resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
+		if err != nil {
+			return fmt.Errorf("get filer configuration: %v", err)
+		}
+		filerBucketsPath = resp.DirBuckets
+
+		return nil
+
+	})
+
+	return filerBucketsPath, err
+}