github.com/containers/libpod@v1.9.4-0.20220419124438-4284fd425507/cmd/podman/volume_create.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/containers/libpod/cmd/podman/cliconfig"
     7  	"github.com/containers/libpod/cmd/podman/shared/parse"
     8  	"github.com/containers/libpod/pkg/adapter"
     9  	"github.com/pkg/errors"
    10  	"github.com/spf13/cobra"
    11  )
    12  
    13  var (
    14  	volumeCreateCommand     cliconfig.VolumeCreateValues
    15  	volumeCreateDescription = `If using the default driver, "local", the volume will be created on the host in the volumes directory under container storage.`
    16  
    17  	_volumeCreateCommand = &cobra.Command{
    18  		Use:   "create [flags] [NAME]",
    19  		Short: "Create a new volume",
    20  		Long:  volumeCreateDescription,
    21  		RunE: func(cmd *cobra.Command, args []string) error {
    22  			volumeCreateCommand.InputArgs = args
    23  			volumeCreateCommand.GlobalFlags = MainGlobalOpts
    24  			volumeCreateCommand.Remote = remoteclient
    25  			return volumeCreateCmd(&volumeCreateCommand)
    26  		},
    27  		Example: `podman volume create myvol
    28    podman volume create
    29    podman volume create --label foo=bar myvol`,
    30  	}
    31  )
    32  
    33  func init() {
    34  	volumeCreateCommand.Command = _volumeCreateCommand
    35  	volumeCommand.SetHelpTemplate(HelpTemplate())
    36  	volumeCreateCommand.SetUsageTemplate(UsageTemplate())
    37  	flags := volumeCreateCommand.Flags()
    38  	flags.StringVar(&volumeCreateCommand.Driver, "driver", "", "Specify volume driver name (default local)")
    39  	flags.StringSliceVarP(&volumeCreateCommand.Label, "label", "l", []string{}, "Set metadata for a volume (default [])")
    40  	flags.StringArrayVarP(&volumeCreateCommand.Opt, "opt", "o", []string{}, "Set driver specific options (default [])")
    41  }
    42  
    43  func volumeCreateCmd(c *cliconfig.VolumeCreateValues) error {
    44  	runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
    45  	if err != nil {
    46  		return errors.Wrapf(err, "error creating libpod runtime")
    47  	}
    48  	defer runtime.DeferredShutdown(false)
    49  
    50  	if len(c.InputArgs) > 1 {
    51  		return errors.Errorf("too many arguments, create takes at most 1 argument")
    52  	}
    53  
    54  	labels, err := parse.GetAllLabels([]string{}, c.Label)
    55  	if err != nil {
    56  		return errors.Wrapf(err, "unable to process labels")
    57  	}
    58  
    59  	opts, err := parse.GetAllLabels([]string{}, c.Opt)
    60  	if err != nil {
    61  		return errors.Wrapf(err, "unable to process options")
    62  	}
    63  
    64  	volumeName, err := runtime.CreateVolume(getContext(), c, labels, opts)
    65  	if err == nil {
    66  		fmt.Println(volumeName)
    67  	}
    68  	return err
    69  }