package shell import ( "context" "fmt" "io" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb" "github.com/chrislusf/seaweedfs/weed/storage/needle" "google.golang.org/grpc" ) func init() { Commands = append(Commands, &commandVolumeUnmount{}) } type commandVolumeUnmount struct { } func (c *commandVolumeUnmount) Name() string { return "volume.unmount" } func (c *commandVolumeUnmount) Help() string { return `unmount a volume from one volume server volume.unmount This command unmounts a volume from one volume server. ` } func (c *commandVolumeUnmount) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) { if err = commandEnv.confirmIsLocked(); err != nil { return } if len(args) != 2 { fmt.Fprintf(writer, "received args: %+v\n", args) return fmt.Errorf("need 2 args of ") } sourceVolumeServer, volumeIdString := args[0], args[1] volumeId, err := needle.NewVolumeId(volumeIdString) if err != nil { return fmt.Errorf("wrong volume id format %s: %v", volumeId, err) } return unmountVolume(commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer) } func unmountVolume(grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) { return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error { _, unmountErr := volumeServerClient.VolumeUnmount(context.Background(), &volume_server_pb.VolumeUnmountRequest{ VolumeId: uint32(volumeId), }) return unmountErr }) }