Purge legacy RustDesk configs before provisioning

apps/desktop/src-tauri/src/rustdesk.rs

@@ -34,6 +34,14 @@ const ACL_FLAG_FILENAME: &str = "rustdesk_acl_unlocked.flag";
 const RUSTDESK_ACL_STORE_KEY: &str = "rustdeskAclUnlockedAt";
 const SECURITY_VERIFICATION_VALUE: &str = "use-permanent-password";
 const SECURITY_APPROVE_MODE_VALUE: &str = "password";
+const RUSTDESK_CONFIG_FILES: [&str; 6] = [
+    "RustDesk.toml",
+    "RustDesk_local.toml",
+    "RustDesk2.toml",
+    "password",
+    "passwd",
+    "passwd.txt",
+];
 const CREATE_NO_WINDOW: u32 = 0x08000000;
 
 static PROVISION_MUTEX: Lazy<Mutex<()>> = Lazy::new(|| Mutex::new(()));
@@ -93,6 +101,13 @@ pub fn ensure_rustdesk(
         )),
     }
 
+    match purge_existing_rustdesk_profiles() {
+        Ok(_) => log_event("Configurações antigas do RustDesk limpas antes da reaplicação"),
+        Err(error) => log_event(&format!(
+            "Aviso: não foi possível limpar completamente os perfis existentes do RustDesk ({error})"
+        )),
+    }
+
     if let Some(value) = config_string.and_then(|raw| {
         let trimmed = raw.trim();
         if trimmed.is_empty() { None } else { Some(trimmed) }
@@ -137,7 +152,10 @@ pub fn ensure_rustdesk(
         }
 
         match ensure_password_files(&password) {
-            Ok(_) => log_event("Senha e flags de segurança gravadas em todos os perfis do RustDesk"),
+            Ok(_) => {
+                log_event("Senha e flags de segurança gravadas em todos os perfis do RustDesk");
+                log_password_replication(&password);
+            }
             Err(error) => log_event(&format!("Falha ao persistir senha nos perfis: {error}")),
         }
 
@@ -707,6 +725,57 @@ fn replicate_password_artifacts() -> io::Result<()> {
     Ok(())
 }
 
+fn purge_existing_rustdesk_profiles() -> Result<(), String> {
+    let mut errors = Vec::new();
+    let mut cleaned_any = false;
+
+    for dir in remote_id_directories() {
+        match purge_config_dir(&dir) {
+            Ok(true) => {
+                cleaned_any = true;
+                log_event(&format!(
+                    "Perfis antigos removidos em {}",
+                    dir.display()
+                ));
+            }
+            Ok(false) => {}
+            Err(error) => errors.push(format!("{} -> {error}", dir.display())),
+        }
+    }
+
+    if cleaned_any {
+        Ok(())
+    } else if errors.is_empty() {
+        Ok(())
+    } else {
+        Err(errors.join(" | "))
+    }
+}
+
+fn purge_config_dir(dir: &Path) -> Result<bool, io::Error> {
+    if !dir.exists() {
+        return Ok(false);
+    }
+
+    let mut removed = false;
+    fs::create_dir_all(dir)?;
+
+    for name in RUSTDESK_CONFIG_FILES {
+        let path = dir.join(name);
+        if path.is_dir() {
+            fs::remove_dir_all(&path)?;
+            removed = true;
+            continue;
+        }
+        if path.exists() {
+            fs::remove_file(&path)?;
+            removed = true;
+        }
+    }
+
+    Ok(removed)
+}
+
 fn run_powershell_elevated(script: &str) -> Result<(), String> {
     let temp_dir = env::temp_dir();
     let payload = temp_dir.join("raven_payload.ps1");
@@ -991,6 +1060,65 @@ fn run_with_args(exe_path: &Path, args: &[&str]) -> Result<(), RustdeskError> {
     Ok(())
 }
 
+fn log_password_replication(secret: &str) {
+    for dir in remote_id_directories() {
+        let local_path = dir.join("RustDesk_local.toml");
+        match read_password_from_file(&local_path) {
+            Some(value) if value == secret => {
+                log_event(&format!(
+                    "Senha confirmada em {} ({})",
+                    local_path.display(),
+                    mask_secret(&value)
+                ));
+            }
+            Some(value) => {
+                log_event(&format!(
+                    "Aviso: senha divergente ({}) em {}",
+                    mask_secret(&value),
+                    local_path.display()
+                ));
+            }
+            None => {
+                log_event(&format!(
+                    "Aviso: chave 'password' não encontrada em {}",
+                    local_path.display()
+                ));
+            }
+        }
+    }
+}
+
+fn read_password_from_file(path: &Path) -> Option<String> {
+    let content = fs::read_to_string(path).ok()?;
+    for line in content.lines() {
+        if let Some(value) = parse_assignment(line, "password") {
+            return Some(value);
+        }
+    }
+    None
+}
+
+fn mask_secret(secret: &str) -> String {
+    if secret.is_empty() {
+        return "<vazio>".to_string();
+    }
+    let chars: Vec<char> = secret.chars().collect();
+    if chars.len() <= 4 {
+        return "*".repeat(chars.len());
+    }
+    let prefix: String = chars.iter().take(2).copied().collect();
+    let suffix: String = chars
+        .iter()
+        .rev()
+        .take(2)
+        .copied()
+        .collect::<Vec<char>>()
+        .into_iter()
+        .rev()
+        .collect();
+    format!("{}***{}", prefix, suffix)
+}
+
 fn hidden_command(program: impl AsRef<OsStr>) -> Command {
     let mut cmd = Command::new(program);
     cmd.creation_flags(CREATE_NO_WINDOW);