migrate to rust

src/dkl.rs

@@ -0,0 +1,61 @@
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct Config {
+    pub layers: Vec<String>,
+    pub root_user: RootUser,
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub mounts: Vec<Mount>,
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub files: Vec<File>,
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub groups: Vec<Group>,
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub users: Vec<User>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct RootUser {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub password_hash: Option<String>,
+    pub authorized_keys: Vec<String>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct Mount {
+    pub r#type: Option<String>,
+    pub dev: String,
+    pub path: String,
+    pub options: Option<String>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct Group {
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub gid: Option<u32>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct User {
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub uid: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub gid: Option<u32>,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+pub struct File {
+    pub path: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mode: Option<u32>,
+    #[serde(flatten)]
+    pub kind: FileKind,
+}
+
+#[derive(Debug, serde::Deserialize, serde::Serialize)]
+#[serde(rename_all = "snake_case")]
+pub enum FileKind {
+    Content(String),
+    Symlink(String),
+    Dir(bool),
+}