2 files changed, 28 insertions, 15 deletions
diff --git a/src/op_mode/clear_conntrack.py b/src/op_mode/clear_conntrack.py
new file mode 100755
index 000000000..0e52b9086
--- /dev/null
+++ b/src/op_mode/clear_conntrack.py
@@ -0,0 +1,26 @@
+#!/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 subprocess
+import sys
+
+from vyos.util import ask_yes_no
+
+if not ask_yes_no("This will clear all currently tracked and expected connections. Continue?"):
+    sys.exit(1)
+else:
+    subprocess.check_call(['/usr/sbin/conntrack -F'], shell=True, stderr=subprocess.DEVNULL)
+    subprocess.check_call(['/usr/sbin/conntrack -F expect'], shell=True, stderr=subprocess.DEVNULL)
diff --git a/src/op_mode/powerctrl.py b/src/op_mode/powerctrl.py
index 2f6112fb7..e3644e063 100755
--- a/src/op_mode/powerctrl.py
+++ b/src/op_mode/powerctrl.py
@@ -22,20 +22,7 @@ import re
 
 from datetime import datetime, timedelta, time as type_time, date as type_date
 from subprocess import check_output, CalledProcessError, STDOUT
-
-def yn(msg, default=False):
-  default_msg = "[Y/n]" if default else "[y/N]"
-  while True:
-    sys.stdout.write("%s %s "  % (msg,default_msg))
-    c = input().lower()
-    if c == '':
-      return default
-    elif c in ("y", "ye","yes"):
-      return True
-    elif c in ("n", "no"):
-      return False
-    else:
-      sys.stdout.write("Please respond with yes/y or no/n\n")
+from vyos.util import ask_yes_no
 
 
 def valid_time(s):
@@ -80,7 +67,7 @@ def cancel_shutdown():
 def execute_shutdown(time, reboot = True, ask=True):
   if not ask:
     action = "reboot" if reboot else "poweroff"
-    if not yn("Are you sure you want to %s this system?" % action):
+    if not ask_yes_no("Are you sure you want to %s this system?" % action):
       sys.exit(0)
 
   action = "-r" if reboot else "-P"