mirror of
https://github.com/seaweedfs/seaweedfs.git
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64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package shell
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import (
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"context"
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"flag"
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"io"
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"github.com/chrislusf/seaweedfs/weed/operation"
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"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
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"github.com/chrislusf/seaweedfs/weed/storage/needle"
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"google.golang.org/grpc"
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)
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func init() {
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Commands = append(Commands, &commandVolumeMount{})
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}
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type commandVolumeMount struct {
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}
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func (c *commandVolumeMount) Name() string {
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return "volume.mount"
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}
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func (c *commandVolumeMount) Help() string {
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return `mount a volume from one volume server
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volume.mount -node <volume server host:port> -volumeId <volume id>
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This command mounts a volume from one volume server.
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`
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}
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func (c *commandVolumeMount) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
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if err = commandEnv.confirmIsLocked(); err != nil {
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return
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}
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volMountCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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volumeIdInt := volMountCommand.Int("volumeId", 0, "the volume id")
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nodeStr := volMountCommand.String("node", "", "the volume server <host>:<port>")
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if err = volMountCommand.Parse(args); err != nil {
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return nil
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}
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sourceVolumeServer := *nodeStr
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volumeId := needle.VolumeId(*volumeIdInt)
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return mountVolume(commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer)
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}
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func mountVolume(grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) {
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return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
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_, mountErr := volumeServerClient.VolumeMount(context.Background(), &volume_server_pb.VolumeMountRequest{
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VolumeId: uint32(volumeId),
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})
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return mountErr
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})
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}
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