Merge pull request #2950 from giuseppe/podman-system-migrate

system: add new subcommand "migrate"

1 files changed, 30 insertions, 0 deletions

diff --git a/libpod/options.go b/libpod/options.go
index 8038f1935..9932d5453 100644
--- a/libpod/options.go
+++ b/libpod/options.go
@@ -1,6 +1,7 @@
 package libpod
 
 import (
+	"context"
 	"net"
 	"os"
 	"path/filepath"
@@ -436,6 +437,22 @@ func WithRenumber() RuntimeOption {
 	}
 }
 
+// WithMigrate instructs libpod to perform a lock migrateing while
+// initializing. This will handle migrations from early versions of libpod with
+// file locks to newer versions with SHM locking, as well as changes in the
+// number of configured locks.
+func WithMigrate() RuntimeOption {
+	return func(rt *Runtime) error {
+		if rt.valid {
+			return ErrRuntimeFinalized
+		}
+
+		rt.doMigrate = true
+
+		return nil
+	}
+}
+
 // Container Creation Options
 
 // WithShmDir sets the directory that should be mounted on /dev/shm.
@@ -450,6 +467,19 @@ func WithShmDir(dir string) CtrCreateOption {
 	}
 }
 
+// WithContext sets the context to use.
+func WithContext(ctx context.Context) RuntimeOption {
+	return func(rt *Runtime) error {
+		if rt.valid {
+			return ErrRuntimeFinalized
+		}
+
+		rt.ctx = ctx
+
+		return nil
+	}
+}
+
 // WithSystemd turns on systemd mode in the container
 func WithSystemd() CtrCreateOption {
 	return func(ctr *Container) error {