manager: support App Profile template

userspace/ksud/src/cli.rs

@@ -148,20 +148,26 @@ enum Profile {
         policy: String,
     },
 
-    /// get template of <package-name>
+    /// get template of <id>
     GetTemplate {
-        /// package name
-        package: String,
+        /// template id
+        id: String,
     },
 
-    /// set template of <package-name> to <template>
+    /// set template of <id> to <template string>
     SetTemplate {
-        /// package name
-        package: String,
-        /// template
+        /// template id
+        id: String,
+        /// template string
         template: String,
     },
 
+    /// delete template of <id>
+    DeleteTemplate {
+        /// template id
+        id: String,
+    },
+
     /// list all templates
     ListTemplates,
 }
@@ -217,10 +223,11 @@ pub fn run() -> Result<()> {
             Profile::SetSepolicy { package, policy } => {
                 crate::profile::set_sepolicy(package, policy)
             }
-            Profile::GetTemplate { package } => crate::profile::get_template(package),
-            Profile::SetTemplate { package, template } => {
-                crate::profile::set_template(package, template)
-            }
+            Profile::GetTemplate { id } => crate::profile::get_template(id),
+            Profile::SetTemplate { id, template } => {
+                crate::profile::set_template(id, template)
+            },
+            Profile::DeleteTemplate { id } => crate::profile::delete_template(id),
             Profile::ListTemplates => crate::profile::list_templates(),
         },
 

userspace/ksud/src/profile.rs

@@ -18,22 +18,32 @@ pub fn get_sepolicy(pkg: String) -> Result<()> {
     Ok(())
 }
 
-pub fn set_template(name: String, template: String) -> Result<()> {
+// ksud doesn't guarteen the correctness of template, it just save
+pub fn set_template(id: String, template: String) -> Result<()> {
     ensure_dir_exists(defs::PROFILE_TEMPLATE_DIR)?;
-    let template_file = Path::new(defs::PROFILE_TEMPLATE_DIR).join(name);
+    let template_file = Path::new(defs::PROFILE_TEMPLATE_DIR).join(id);
     std::fs::write(template_file, template)?;
     Ok(())
 }
 
-pub fn get_template(name: String) -> Result<()> {
-    let template_file = Path::new(defs::PROFILE_TEMPLATE_DIR).join(name);
+pub fn get_template(id: String) -> Result<()> {
+    let template_file = Path::new(defs::PROFILE_TEMPLATE_DIR).join(id);
     let template = std::fs::read_to_string(template_file)?;
     println!("{template}");
     Ok(())
 }
 
+pub fn delete_template(id: String) -> Result<()> {
+    let template_file = Path::new(defs::PROFILE_TEMPLATE_DIR).join(id);
+    std::fs::remove_file(template_file)?;
+    Ok(())
+}
+
 pub fn list_templates() -> Result<()> {
-    let templates = std::fs::read_dir(defs::PROFILE_TEMPLATE_DIR)?;
+    let templates = std::fs::read_dir(defs::PROFILE_TEMPLATE_DIR);
+    let Ok(templates) = templates else {
+        return Ok(())
+    };
     for template in templates {
         let template = template?;
         let template = template.file_name();