53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
package main
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import (
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"github.com/containers/libpod/cmd/podman/cliconfig"
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"github.com/containers/libpod/cmd/podman/libpodruntime"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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var (
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migrateCommand cliconfig.SystemMigrateValues
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migrateDescription = `
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podman system migrate
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Migrate existing containers to a new version of Podman.
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`
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_migrateCommand = &cobra.Command{
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Use: "migrate",
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Args: noSubArgs,
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Short: "Migrate containers",
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Long: migrateDescription,
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RunE: func(cmd *cobra.Command, args []string) error {
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migrateCommand.InputArgs = args
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migrateCommand.GlobalFlags = MainGlobalOpts
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return migrateCmd(&migrateCommand)
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},
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}
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)
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func init() {
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migrateCommand.Command = _migrateCommand
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migrateCommand.SetHelpTemplate(HelpTemplate())
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migrateCommand.SetUsageTemplate(UsageTemplate())
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flags := migrateCommand.Flags()
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flags.StringVar(&migrateCommand.NewRuntime, "new-runtime", "", "Specify a new runtime for all containers")
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}
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func migrateCmd(c *cliconfig.SystemMigrateValues) error {
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// We need to pass one extra option to NewRuntime.
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// This will inform the OCI runtime to start a migrate.
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// That's controlled by the last argument to GetRuntime.
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r, err := libpodruntime.GetRuntimeMigrate(getContext(), &c.PodmanCommand, c.NewRuntime)
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if err != nil {
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return errors.Wrapf(err, "error migrating containers")
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}
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if err := r.Shutdown(false); err != nil {
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return err
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}
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return nil
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}
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