WIP

rust/agama-lib/src/storage/client.rs

@@ -218,8 +218,8 @@ impl<'a> StorageClient<'a> {
         Ok(Some(BlockDevice {
             active: get_property(properties, "Active")?,
             encrypted: get_property(properties, "Encrypted")?,
-            recoverable_size: get_property(properties, "RecoverableSize")?,
             size: get_property(properties, "Size")?,
+            shrinking: get_property(properties, "Shrinking")?,
             start: get_property(properties, "Start")?,
             systems: get_property(properties, "Systems")?,
             udev_ids: get_property(properties, "UdevIds")?,

rust/agama-lib/src/storage/model.rs

@@ -504,14 +504,45 @@ pub struct DeviceInfo {
 pub struct BlockDevice {
     pub active: bool,
     pub encrypted: bool,
-    pub recoverable_size: DeviceSize,
     pub size: DeviceSize,
+    pub shrinking: ShrinkingInfo,
     pub start: u64,
     pub systems: Vec<String>,
     pub udev_ids: Vec<String>,
     pub udev_paths: Vec<String>,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize, utoipa::ToSchema)]
+#[serde(rename_all = "camelCase")]
+pub enum ShrinkingInfo {
+    Supported(DeviceSize),
+    Unsupported(Vec<String>),
+}
+
+impl TryFrom<zbus::zvariant::Value<'_>> for ShrinkingInfo {
+    type Error = zbus::zvariant::Error;
+
+    fn try_from(value: zbus::zvariant::Value) -> Result<Self, zbus::zvariant::Error> {
+        let hash: HashMap<String, OwnedValue> = value.clone().try_into()?;
+        let mut info: Option<Self> = None;
+
+        if let Some(size) = get_optional_property(&hash, "Supported")? {
+            info = Some(Self::Supported(size));
+        }
+        if let Some(reasons) = get_optional_property(&hash, "Unsupported")? {
+            info = Some(Self::Unsupported(reasons));
+        }
+
+        if let Some(info_value) = info {
+            Ok(info_value)
+        } else {
+            Err(Self::Error::Message(
+                format!("Wrong value for Shrinking: {}", value).to_string(),
+            ))
+        }
+    }
+}
+
 #[derive(Debug, Clone, Serialize, Deserialize, utoipa::ToSchema)]
 #[serde(rename_all = "camelCase")]
 pub struct Component {