mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-11-25 03:29:10 +08:00
64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package shell
|
|
|
|
import (
|
|
"context"
|
|
"flag"
|
|
"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 -node <volume server host:port> -volumeId <volume id>
|
|
|
|
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
|
|
}
|
|
|
|
volUnmountCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
|
|
volumeIdInt := volUnmountCommand.Int("volumeId", 0, "the volume id")
|
|
nodeStr := volUnmountCommand.String("node", "", "the volume server <host>:<port>")
|
|
if err = volUnmountCommand.Parse(args); err != nil {
|
|
return nil
|
|
}
|
|
|
|
sourceVolumeServer := *nodeStr
|
|
|
|
volumeId := needle.VolumeId(*volumeIdInt)
|
|
|
|
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
|
|
})
|
|
}
|