libpod: add !remote tag

This should never be pulled into the remote client.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>

libpod/runtime_migrate.go

@@ -1,100 +0,0 @@
-//go:build linux
-// +build linux
-
-package libpod
-
-import (
-	"fmt"
-	"os"
-	"path/filepath"
-	"strconv"
-	"syscall"
-
-	"github.com/containers/podman/v4/libpod/define"
-	"github.com/containers/podman/v4/pkg/rootless"
-	"github.com/containers/podman/v4/pkg/util"
-	"github.com/sirupsen/logrus"
-)
-
-func (r *Runtime) stopPauseProcess() error {
-	if rootless.IsRootless() {
-		pausePidPath, err := util.GetRootlessPauseProcessPidPath()
-		if err != nil {
-			return fmt.Errorf("could not get pause process pid file path: %w", err)
-		}
-		data, err := os.ReadFile(pausePidPath)
-		if err != nil {
-			if os.IsNotExist(err) {
-				return nil
-			}
-			return fmt.Errorf("cannot read pause process pid file: %w", err)
-		}
-		pausePid, err := strconv.Atoi(string(data))
-		if err != nil {
-			return fmt.Errorf("cannot parse pause pid file %s: %w", pausePidPath, err)
-		}
-		if err := os.Remove(pausePidPath); err != nil {
-			return fmt.Errorf("cannot delete pause pid file %s: %w", pausePidPath, err)
-		}
-		if err := syscall.Kill(pausePid, syscall.SIGKILL); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (r *Runtime) migrate() error {
-	runningContainers, err := r.GetRunningContainers()
-	if err != nil {
-		return err
-	}
-
-	allCtrs, err := r.state.AllContainers(false)
-	if err != nil {
-		return err
-	}
-
-	logrus.Infof("Stopping all containers")
-	for _, ctr := range runningContainers {
-		fmt.Printf("stopped %s\n", ctr.ID())
-		if err := ctr.Stop(); err != nil {
-			return fmt.Errorf("cannot stop container %s: %w", ctr.ID(), err)
-		}
-	}
-
-	// Did the user request a new runtime?
-	runtimeChangeRequested := r.migrateRuntime != ""
-	requestedRuntime, runtimeExists := r.ociRuntimes[r.migrateRuntime]
-	if !runtimeExists && runtimeChangeRequested {
-		return fmt.Errorf("change to runtime %q requested but no such runtime is defined: %w", r.migrateRuntime, define.ErrInvalidArg)
-	}
-
-	for _, ctr := range allCtrs {
-		needsWrite := false
-
-		// Reset pause process location
-		oldLocation := filepath.Join(ctr.state.RunDir, "conmon.pid")
-		if ctr.config.ConmonPidFile == oldLocation {
-			logrus.Infof("Changing conmon PID file for %s", ctr.ID())
-			ctr.config.ConmonPidFile = filepath.Join(ctr.config.StaticDir, "conmon.pid")
-			needsWrite = true
-		}
-
-		// Reset runtime
-		if runtimeChangeRequested {
-			logrus.Infof("Resetting container %s runtime to runtime %s", ctr.ID(), r.migrateRuntime)
-			ctr.config.OCIRuntime = r.migrateRuntime
-			ctr.ociRuntime = requestedRuntime
-
-			needsWrite = true
-		}
-
-		if needsWrite {
-			if err := r.state.RewriteContainerConfig(ctr, ctr.config); err != nil {
-				return fmt.Errorf("rewriting config for container %s: %w", ctr.ID(), err)
-			}
-		}
-	}
-
-	return r.stopPauseProcess()
-}