Record lima working directory for instance

Signed-off-by: Anders F Björklund <[email protected]>

pkg/instance/create.go

@@ -60,6 +60,13 @@ func Create(ctx context.Context, instName string, yBytes []byte, saveBrokenYAML
 	if err := os.WriteFile(filePath, yBytes, 0o644); err != nil {
 		return nil, err
 	}
+        wd, err := os.Getwd()
+        if err != nil {
+                return nil, err
+        }
+        if err := os.WriteFile(filepath.Join(instDir, filenames.LimaWorkDir), []byte(wd), 0o644); err != nil {
+                return nil, err
+        }
 	if err := os.WriteFile(filepath.Join(instDir, filenames.LimaVersion), []byte(version.Version), 0o444); err != nil {
 		return nil, err
 	}

pkg/store/filenames/filenames.go

@@ -28,6 +28,7 @@ const (
 const (
 	LimaYAML             = "lima.yaml"
 	LimaVersion          = "lima-version" // Lima version used to create instance
+	LimaWorkDir          = "lima-workdir" // Lima workdir used to create instance
 	CIDataISO            = "cidata.iso"
 	CIDataISODir         = "cidata"
 	BaseDisk             = "basedisk"

pkg/store/instance.go

@@ -82,6 +82,16 @@ func Inspect(instName string) (*Instance, error) {
 	if err != nil {
 		return nil, err
 	}
+	// Read working directory from instance directory, if existing
+	limaWorkDirFile := filepath.Join(instDir, filenames.LimaWorkDir)
+	if workdir, err := os.ReadFile(limaWorkDirFile); err == nil {
+		wd := strings.TrimSuffix(string(workdir), "\n")
+		if err := os.Chdir(wd); err != nil {
+			logrus.Warnf("failed to change workdir to %q from %q", wd, limaWorkDirFile)
+		}
+	} else if !errors.Is(err, os.ErrNotExist) {
+		inst.Errors = append(inst.Errors, err)
+	}
 	// Make sure inst.Dir is set, even when YAML validation fails
 	inst.Dir = instDir
 	yamlPath := filepath.Join(instDir, filenames.LimaYAML)

website/content/en/docs/dev/internals/_index.md

@@ -33,6 +33,7 @@ An instance directory contains the following files:
 
 Metadata:
 - `lima-version`: the Lima version used to create this instance
+- `lima-workdir`: the Lima workdir used to create this instance
 - `lima.yaml`: the YAML
 - `protected`: empty file, used by `limactl protect`