feat: add host id allocation

Signed-off-by: sisungo <[email protected]>

lib/semios_account/src/client.rs

@@ -92,4 +92,8 @@ impl Client {
     pub fn create_user(&mut self, args: CreateUserArgs) -> Result<(), Error> {
         self.invoke(CREATE_USER.into(), args)
     }
+
+    pub fn create_group(&mut self, args: CreateGroupArgs) -> Result<(), Error> {
+        self.invoke(CREATE_GROUP.into(), args)
+    }
 }

lib/semios_account/src/error.rs

@@ -44,6 +44,10 @@ pub enum Error {
     #[error("the specified auth method is not activated for the user")]
     NotActivatedAuthMethod,
 
+    /// Cannot allocate host ID
+    #[error("cannot allocate host id")]
+    AllocHostId,
+
     /// TODO
     #[error("already exists")]
     AlreadyExists,

lib/semios_account/src/protocol.rs

@@ -184,7 +184,7 @@ pub struct CreateUserArgs {
     pub fullname: Option<String>,
 
     /// Specify a host UID.
-    pub host_uid: Option<HostUid>,
+    pub host_uid: HostIdRule<HostUid>,
 
     /// User description.
     #[serde(default)]
@@ -225,7 +225,7 @@ pub struct CreateGroupArgs {
     pub fullname: Option<String>,
 
     /// Group ID on current host.
-    pub host_gid: Option<HostGid>,
+    pub host_gid: HostIdRule<HostGid>,
 
     /// Group description.
     #[serde(default)]
@@ -238,6 +238,14 @@ pub struct RemoveGroupArgs {
     pub uuid: Uuid,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum HostIdRule<T> {
+    Unallocated,
+    Auto(T, T),
+    Manual(T),
+}
+
 // ==- Methods: Authentication -==
 
 pub const GET_USER_AUTH_METHODS: &str = "GetUserAuthMethods";