From 785a2d26998db580a1996edba584aac612b11b3a Mon Sep 17 00:00:00 2001
From: DmitriyEshenko <snooppy@mail.ua>
Date: Thu, 12 Sep 2019 15:40:00 +0000
Subject: [l2tp] T834 fix cli reset commands for l2tp and pptp. Adding l2tp%d
 tunnel naming.

---
 src/conf_mode/accel_l2tp.py |  1 +
 src/op_mode/reset_vpn.py    | 85 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100755 src/op_mode/reset_vpn.py

(limited to 'src')

diff --git a/src/conf_mode/accel_l2tp.py b/src/conf_mode/accel_l2tp.py
index 3af8b7958..fc60a8cd7 100755
--- a/src/conf_mode/accel_l2tp.py
+++ b/src/conf_mode/accel_l2tp.py
@@ -94,6 +94,7 @@ wins2={{wins[1]}}
 
 [l2tp]
 verbose=1
+ifname=l2tp%d
 ppp-max-mtu={{mtu}}
 mppe={{authentication['mppe']}}
 {% if outside_addr %}
diff --git a/src/op_mode/reset_vpn.py b/src/op_mode/reset_vpn.py
new file mode 100755
index 000000000..52677b58d
--- /dev/null
+++ b/src/op_mode/reset_vpn.py
@@ -0,0 +1,85 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# import os
+import sys
+import subprocess
+import argparse
+#import re
+
+pptp_cmd = ["/usr/bin/accel-cmd", "-p 2003"]
+l2tp_cmd = ["/usr/bin/accel-cmd", "-p 2004"]
+
+def terminate_sessions(username='', interface='', protocol=''):
+    if username:
+        if username == "all_users":
+            if protocol == "pptp":
+                pptp_cmd.append("terminate all")
+                subprocess.call(pptp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+                return
+            elif protocol == "l2tp":
+                l2tp_cmd.append("terminate all")
+                subprocess.call(l2tp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+                return
+            else:
+                pptp_cmd.append("terminate all")
+                subprocess.call(pptp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+                l2tp_cmd.append("terminate all")
+                subprocess.call(l2tp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+                return
+
+        if protocol == "pptp":
+            pptp_cmd.append("terminate username {0}".format(username))
+            subprocess.call(pptp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            return
+        elif protocol == "l2tp":
+            l2tp_cmd.append("terminate username {0}".format(username))
+            subprocess.call(l2tp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            return
+        else:
+            pptp_cmd.append("terminate username {0}".format(username))
+            subprocess.call(pptp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            l2tp_cmd.append("terminate username {0}".format(username))
+            subprocess.call(l2tp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            return
+
+    # rewrite `terminate by interface` if pptp will have pptp%d interface naming
+    if interface:
+        pptp_cmd.append("terminate if {0}".format(interface))
+        subprocess.call(pptp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+        l2tp_cmd.append("terminate if {0}".format(interface))
+        subprocess.call(l2tp_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+       
+
+def main():
+    #parese args
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--username', help='Terminate by username (all_users used for disconnect all users)', required=False)
+    parser.add_argument('--interface', help='Terminate by interface', required=False)
+    parser.add_argument('--protocol', help='Set protocol (pptp|l2tp)', required=False)
+    args = parser.parse_args()
+
+    if args.username or args.interface:
+        terminate_sessions(username=args.username, interface=args.interface, protocol=args.protocol)
+    else:
+        print("Param --username or --interface required")
+        sys.exit(1)
+
+    terminate_sessions()
+
+
+if __name__ == '__main__':
+    main()
-- 
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