From 6f43e30685330a27e2df06eb29b23115b3e52af5 Mon Sep 17 00:00:00 2001
From: Thomas Mangin <thomas.mangin@exa.net.uk>
Date: Sun, 5 Apr 2020 18:28:53 +0100
Subject: util: T2226: rewrite reset openvpn to use cmd

---
 src/op_mode/reset_openvpn.py | 38 +++++++++++++++++---------------------
 1 file changed, 17 insertions(+), 21 deletions(-)

diff --git a/src/op_mode/reset_openvpn.py b/src/op_mode/reset_openvpn.py
index 4c29fbbba..618cad5ea 100755
--- a/src/op_mode/reset_openvpn.py
+++ b/src/op_mode/reset_openvpn.py
@@ -17,10 +17,9 @@
 import sys
 import os
 
-from subprocess import Popen, PIPE
 from time import sleep
 from netifaces import interfaces
-from vyos.util import process_running
+from vyos.util import process_running, cmd
 
 def get_config_name(intf):
     cfg_file = r'/opt/vyatta/etc/openvpn/openvpn-{}.conf'.format(intf)
@@ -30,9 +29,6 @@ def get_pid_file(intf):
     pid_file = r'/var/run/openvpn/{}.pid'.format(intf)
     return pid_file
 
-def subprocess_cmd(command):
-    p = Popen(command, stdout=PIPE, shell=True)
-    p.communicate()
 
 if __name__ == '__main__':
     if (len(sys.argv) < 1):
@@ -43,12 +39,12 @@ if __name__ == '__main__':
     if os.path.isfile(get_config_name(interface)):
         pidfile = '/var/run/openvpn/{}.pid'.format(interface)
         if process_running(pidfile):
-            cmd = 'start-stop-daemon'
-            cmd += ' --stop'
-            cmd += ' --oknodo'
-            cmd += ' --quiet'
-            cmd += ' --pidfile ' + pidfile
-            subprocess_cmd(cmd)
+            command = 'start-stop-daemon'
+            command += ' --stop'
+            command += ' --oknodo'
+            command += ' --quiet'
+            command += ' --pidfile ' + pidfile
+            cmd(command)
 
         # When stopping OpenVPN we need to wait for the 'old' interface to
         # vanish from the Kernel, if it is not gone, OpenVPN will report:
@@ -57,18 +53,18 @@ if __name__ == '__main__':
             sleep(0.250) # 250ms
 
         # re-start OpenVPN process
-        cmd = 'start-stop-daemon'
-        cmd += ' --start'
-        cmd += ' --oknodo'
-        cmd += ' --quiet'
-        cmd += ' --pidfile ' + get_pid_file(interface)
-        cmd += ' --exec /usr/sbin/openvpn'
+        command = 'start-stop-daemon'
+        command += ' --start'
+        command += ' --oknodo'
+        command += ' --quiet'
+        command += ' --pidfile ' + get_pid_file(interface)
+        command += ' --exec /usr/sbin/openvpn'
         # now pass arguments to openvpn binary
-        cmd += ' --'
-        cmd += ' --daemon openvpn-' + interface
-        cmd += ' --config ' + get_config_name(interface)
+        command += ' --'
+        command += ' --daemon openvpn-' + interface
+        command += ' --config ' + get_config_name(interface)
 
-        subprocess_cmd(cmd)
+        cmd(command)
     else:
         print("OpenVPN interface {} does not exist!".format(interface))
         sys.exit(1)
-- 
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