mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-05-04 10:31:06 +02:00
72 lines
1.9 KiB
Go
72 lines
1.9 KiB
Go
package shell
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import (
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"context"
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"flag"
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/pb"
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"io"
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"github.com/seaweedfs/seaweedfs/weed/operation"
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"github.com/seaweedfs/seaweedfs/weed/pb/volume_server_pb"
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"github.com/seaweedfs/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, &commandVolumeUnmount{})
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}
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type commandVolumeUnmount struct {
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}
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func (c *commandVolumeUnmount) Name() string {
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return "volume.unmount"
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}
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func (c *commandVolumeUnmount) Help() string {
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return `unmount a volume from one volume server
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volume.unmount -node <volume server host:port> -volumeId <volume id>
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This command unmounts a volume from one volume server.
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`
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}
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func (c *commandVolumeUnmount) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
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volUnmountCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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volumeIdInt := volUnmountCommand.Int("volumeId", 0, "the volume id")
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nodeStr := volUnmountCommand.String("node", "", "the volume server <host>:<port>")
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if err = volUnmountCommand.Parse(args); err != nil {
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return nil
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}
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if *nodeStr == "" {
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return fmt.Errorf("-node option is required")
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}
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if *volumeIdInt == 0 {
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return fmt.Errorf("-volumeId option is required")
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}
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if err = commandEnv.confirmIsLocked(args); err != nil {
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return
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}
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sourceVolumeServer := pb.ServerAddress(*nodeStr)
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volumeId := needle.VolumeId(*volumeIdInt)
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return unmountVolume(commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer)
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}
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func unmountVolume(grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer pb.ServerAddress) (err error) {
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return operation.WithVolumeServerClient(false, sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
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_, unmountErr := volumeServerClient.VolumeUnmount(context.Background(), &volume_server_pb.VolumeUnmountRequest{
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VolumeId: uint32(volumeId),
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})
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return unmountErr
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})
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}
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