Change mount mountPoint to string pointer

Signed-off-by: Anders F Björklund <anders.f.bjorklund@gmail.com>

Author: afbjorklund

examples/default.yaml

@@ -56,7 +56,7 @@ mounts:
 - location: "~"
   # Configure the mountPoint inside the guest.
   # 🟢 Builtin default: value of location
-  mountPoint: ""
+  mountPoint: null
   # CAUTION: `writable` SHOULD be false for the home directory.
   # Setting `writable` to true is possible, but untested and dangerous.
   # 🟢 Builtin default: false

pkg/cidata/cidata.go

@@ -200,7 +200,7 @@ func GenerateISO9660(instDir, name string, y *limayaml.LimaYAML, udpDNSLocalPort
 		if err != nil {
 			return err
 		}
-		mountPoint, err := localpathutil.Expand(f.MountPoint)
+		mountPoint, err := localpathutil.Expand(*f.MountPoint)
 		if err != nil {
 			return err
 		}

pkg/hostagent/mount.go

@@ -37,7 +37,7 @@ func (a *HostAgent) setupMount(m limayaml.Mount) (*mount, error) {
 		return nil, err
 	}
 
-	mountPoint, err := localpathutil.Expand(m.MountPoint)
+	mountPoint, err := localpathutil.Expand(*m.MountPoint)
 	if err != nil {
 		return nil, err
 	}

pkg/limayaml/defaults.go

@@ -608,7 +608,7 @@ func FillDefault(y, d, o *LimaYAML, filePath string) {
 			if mount.Writable != nil {
 				mounts[i].Writable = mount.Writable
 			}
-			if mount.MountPoint != "" {
+			if mount.MountPoint != nil {
 				mounts[i].MountPoint = mount.MountPoint
 			}
 		} else {
@@ -651,8 +651,8 @@ func FillDefault(y, d, o *LimaYAML, filePath string) {
 				mounts[i].NineP.Cache = ptr.Of(Default9pCacheForRO)
 			}
 		}
-		if mount.MountPoint == "" {
-			mounts[i].MountPoint = mount.Location
+		if mount.MountPoint == nil {
+			mounts[i].MountPoint = ptr.Of(mount.Location)
 		}
 	}
 

pkg/limayaml/defaults_test.go

@@ -202,7 +202,7 @@ func TestFillDefault(t *testing.T) {
 	}
 
 	expect.Mounts = y.Mounts
-	expect.Mounts[0].MountPoint = expect.Mounts[0].Location
+	expect.Mounts[0].MountPoint = ptr.Of(expect.Mounts[0].Location)
 	expect.Mounts[0].Writable = ptr.Of(false)
 	expect.Mounts[0].SSHFS.Cache = ptr.Of(true)
 	expect.Mounts[0].SSHFS.FollowSymlinks = ptr.Of(false)
@@ -411,7 +411,7 @@ func TestFillDefault(t *testing.T) {
 	expect = d
 	// Also verify that archive arch is filled in
 	expect.Containerd.Archives[0].Arch = *d.Arch
-	expect.Mounts[0].MountPoint = expect.Mounts[0].Location
+	expect.Mounts[0].MountPoint = ptr.Of(expect.Mounts[0].Location)
 	expect.Mounts[0].SSHFS.Cache = ptr.Of(true)
 	expect.Mounts[0].SSHFS.FollowSymlinks = ptr.Of(false)
 	expect.Mounts[0].SSHFS.SFTPDriver = ptr.Of("")

pkg/limayaml/limayaml.go

@@ -108,7 +108,7 @@ type Disk struct {
 
 type Mount struct {
 	Location   string   `yaml:"location" json:"location"` // REQUIRED
-	MountPoint string   `yaml:"mountPoint,omitempty" json:"mountPoint,omitempty"`
+	MountPoint *string  `yaml:"mountPoint,omitempty" json:"mountPoint,omitempty" jsonschema:"nullable"`
 	Writable   *bool    `yaml:"writable,omitempty" json:"writable,omitempty" jsonschema:"nullable"`
 	SSHFS      SSHFS    `yaml:"sshfs,omitempty" json:"sshfs,omitempty"`
 	NineP      NineP    `yaml:"9p,omitempty" json:"9p,omitempty"`