66 lines
2.2 KiB
Go
66 lines
2.2 KiB
Go
package main
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import (
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"fmt"
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"github.com/containers/libpod/cmd/podman/cliconfig"
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"github.com/containers/libpod/pkg/adapter"
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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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containerSystemdCommand cliconfig.GenerateSystemdValues
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containerSystemdDescription = `Command generates a systemd unit file for a Podman container
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`
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_containerSystemdCommand = &cobra.Command{
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Use: "systemd [flags] CONTAINER | POD",
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Short: "Generate a systemd unit file for a Podman container",
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Long: containerSystemdDescription,
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RunE: func(cmd *cobra.Command, args []string) error {
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containerSystemdCommand.InputArgs = args
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containerSystemdCommand.GlobalFlags = MainGlobalOpts
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containerSystemdCommand.Remote = remoteclient
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return generateSystemdCmd(&containerSystemdCommand)
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},
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Args: func(cmd *cobra.Command, args []string) error {
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if len(args) > 1 || len(args) < 1 {
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return errors.New("provide only one container name or ID")
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}
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return nil
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},
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Example: `podman generate systemd ctrID
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`,
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}
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)
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func init() {
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containerSystemdCommand.Command = _containerSystemdCommand
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containerSystemdCommand.SetHelpTemplate(HelpTemplate())
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containerSystemdCommand.SetUsageTemplate(UsageTemplate())
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flags := containerSystemdCommand.Flags()
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flags.BoolVarP(&containerSystemdCommand.Name, "name", "n", false, "use the container/pod name instead of ID")
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if !remoteclient {
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flags.BoolVarP(&containerSystemdCommand.Files, "files", "f", false, "generate files instead of printing to stdout")
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}
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flags.UintVarP(&containerSystemdCommand.StopTimeout, "time", "t", defaultContainerConfig.Engine.StopTimeout, "stop timeout override")
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flags.StringVar(&containerSystemdCommand.RestartPolicy, "restart-policy", "on-failure", "applicable systemd restart-policy")
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flags.BoolVarP(&containerSystemdCommand.New, "new", "", false, "create a new container instead of starting an existing one")
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flags.SetNormalizeFunc(aliasFlags)
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}
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func generateSystemdCmd(c *cliconfig.GenerateSystemdValues) error {
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runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
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if err != nil {
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return errors.Wrapf(err, "could not get runtime")
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}
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defer runtime.DeferredShutdown(false)
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unit, err := runtime.GenerateSystemd(c)
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if err != nil {
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return err
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}
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fmt.Println(unit)
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return nil
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}
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