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

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/containers/libpod/cmd/podman/cliconfig"
     7  	"github.com/containers/libpod/pkg/adapter"
     8  	"github.com/pkg/errors"
     9  	"github.com/spf13/cobra"
    10  )
    11  
    12  var (
    13  	autoUpdateCommand     cliconfig.AutoUpdateValues
    14  	autoUpdateDescription = `Auto update containers according to their auto-update policy.
    15  
    16  Auto-update policies are specified with the "io.containers.autoupdate" label.`
    17  	_autoUpdateCommand = &cobra.Command{
    18  		Use:   "auto-update [flags]",
    19  		Short: "Auto update containers according to their auto-update policy",
    20  		Args:  noSubArgs,
    21  		Long:  autoUpdateDescription,
    22  		RunE: func(cmd *cobra.Command, args []string) error {
    23  			restartCommand.InputArgs = args
    24  			restartCommand.GlobalFlags = MainGlobalOpts
    25  			return autoUpdateCmd(&restartCommand)
    26  		},
    27  		Example: `podman auto-update`,
    28  	}
    29  )
    30  
    31  func init() {
    32  	autoUpdateCommand.Command = _autoUpdateCommand
    33  	autoUpdateCommand.SetHelpTemplate(HelpTemplate())
    34  	autoUpdateCommand.SetUsageTemplate(UsageTemplate())
    35  }
    36  
    37  func autoUpdateCmd(c *cliconfig.RestartValues) error {
    38  	runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
    39  	if err != nil {
    40  		return errors.Wrapf(err, "error creating libpod runtime")
    41  	}
    42  	defer runtime.DeferredShutdown(false)
    43  
    44  	units, failures := runtime.AutoUpdate()
    45  	for _, unit := range units {
    46  		fmt.Println(unit)
    47  	}
    48  	var finalErr error
    49  	if len(failures) > 0 {
    50  		finalErr = failures[0]
    51  		for _, e := range failures[1:] {
    52  			finalErr = errors.Errorf("%v\n%v", finalErr, e)
    53  		}
    54  	}
    55  	return finalErr
    56  }