Fix bugs

app/core/wireguard.py

@@ -245,69 +245,6 @@ def ping_server(host: str, timeout: int = 2) -> int | None:
     return None
 
 
-# ── Kill switch ──────────────────────────────────────────────────────────
-
-_KS_CHAIN = "WGS_KILLSWITCH"
-
-
-def enable_kill_switch(cfg: Config) -> tuple[bool, str]:
-    """Active le kill switch : bloque tout trafic hors du tunnel WireGuard."""
-    if is_windows():
-        return False, "Kill switch non disponible sur Windows (utilisez le pare-feu Windows)"
-
-    iface  = cfg.wg.get("interface_name", "wgs0")
-    server = cfg.wg.get("server_endpoint", "")
-    port   = str(cfg.wg.get("server_port", 51820))
-
-    # Créer la chaîne dédiée (idempotent)
-    run_privileged(["iptables", "-N", _KS_CHAIN])
-    run_privileged(["iptables", "-F", _KS_CHAIN])
-
-    rules = [
-        ["iptables", "-A", _KS_CHAIN, "-o", "lo",   "-j", "ACCEPT"],
-        ["iptables", "-A", _KS_CHAIN, "-o", iface,  "-j", "ACCEPT"],
-        ["iptables", "-A", _KS_CHAIN, "-m", "state",
-         "--state", "ESTABLISHED,RELATED", "-j", "ACCEPT"],
-    ]
-    if server:
-        rules.append(["iptables", "-A", _KS_CHAIN,
-                       "-d", server, "-p", "udp", "--dport", port, "-j", "ACCEPT"])
-    rules.append(["iptables", "-A", _KS_CHAIN, "-j", "REJECT",
-                  "--reject-with", "icmp-net-unreachable"])
-
-    for rule in rules:
-        code, _, err = run_privileged(rule)
-        if code != 0:
-            disable_kill_switch(cfg)
-            return False, f"Erreur iptables : {err}"
-
-    # Insérer la chaîne dans OUTPUT (évite les doublons)
-    run_privileged(["iptables", "-D", "OUTPUT", "-j", _KS_CHAIN])
-    code, _, err = run_privileged(["iptables", "-I", "OUTPUT", "-j", _KS_CHAIN])
-    if code != 0:
-        disable_kill_switch(cfg)
-        return False, err
-
-    return True, f"Kill switch activé (interface {iface})"
-
-
-def disable_kill_switch(cfg: Config) -> tuple[bool, str]:
-    """Désactive le kill switch."""
-    if is_windows():
-        return True, "N/A"
-    run_privileged(["iptables", "-D", "OUTPUT", "-j", _KS_CHAIN])
-    run_privileged(["iptables", "-F", _KS_CHAIN])
-    run_privileged(["iptables", "-X", _KS_CHAIN])
-    return True, "Kill switch désactivé"
-
-
-def kill_switch_active() -> bool:
-    if is_windows():
-        return False
-    code, out, _ = run_command(["iptables", "-L", "OUTPUT", "-n"])
-    return _KS_CHAIN in out
-
-
 # ── Test DNS leak ─────────────────────────────────────────────────────────
 
 def dns_leak_test(cfg: Config) -> dict:

app/ui/admin_window.py

@@ -524,34 +524,6 @@ class AdminWindow(QDialog):
 
         lay.addWidget(grp1)
 
-        grp_ks = QGroupBox("🔒 Kill Switch (Linux)")
-        g_ks = QVBoxLayout(grp_ks)
-        note_ks = QLabel(
-            "Bloque tout trafic internet si le tunnel VPN tombe.\n"
-            "Nécessite des droits root (iptables)."
-        )
-        note_ks.setWordWrap(True)
-        note_ks.setStyleSheet("color: rgba(255,255,255,0.7); font-size: 11px;")
-        g_ks.addWidget(note_ks)
-        ks_row = QHBoxLayout()
-        self._btn_ks_enable = QPushButton("🔒 Activer")
-        self._btn_ks_enable.clicked.connect(self._enable_kill_switch)
-        self._btn_ks_disable = QPushButton("🔓 Désactiver")
-        self._btn_ks_disable.setStyleSheet(
-            "QPushButton { background: #6e2e1c; border-radius: 5px; padding: 7px 12px;"
-            " color: white; border: none; } QPushButton:hover { background: #922b21; }"
-        )
-        self._btn_ks_disable.clicked.connect(self._disable_kill_switch)
-        self._ks_status = QLabel("—")
-        self._ks_status.setStyleSheet("font-size: 11px; color: #aed6f1;")
-        ks_row.addWidget(self._btn_ks_enable)
-        ks_row.addWidget(self._btn_ks_disable)
-        ks_row.addWidget(self._ks_status)
-        ks_row.addStretch()
-        g_ks.addLayout(ks_row)
-        lay.addWidget(grp_ks)
-        self._refresh_ks_status()
-
         grp2 = QGroupBox("Auto-reconnexion")
         form2 = QFormLayout(grp2)
 
@@ -965,29 +937,6 @@ class AdminWindow(QDialog):
             f"padding: 8px; border-radius: 6px; font-size: 11px; {css}"
         )
 
-    def _refresh_ks_status(self):
-        active = wg_core.kill_switch_active()
-        if active:
-            self._ks_status.setText("🔒 Actif")
-            self._ks_status.setStyleSheet("color: #a9dfbf; font-size: 11px;")
-        else:
-            self._ks_status.setText("🔓 Inactif")
-            self._ks_status.setStyleSheet("color: #f1948a; font-size: 11px;")
-
-    def _enable_kill_switch(self):
-        self._save_values()
-        ok, msg = wg_core.enable_kill_switch(self._cfg)
-        self._refresh_ks_status()
-        if ok:
-            QMessageBox.information(self, "Kill Switch", msg)
-        else:
-            QMessageBox.warning(self, "Kill Switch", msg)
-
-    def _disable_kill_switch(self):
-        ok, msg = wg_core.disable_kill_switch(self._cfg)
-        self._refresh_ks_status()
-        QMessageBox.information(self, "Kill Switch", msg)
-
     def _set_admin_password(self):
         p1 = self._admin_pw1.text()
         p2 = self._admin_pw2.text()