From 52cb6185a4a51ffa92f10e0ded55a943bc21bc60 Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Fri, 25 Mar 2022 18:54:44 +0100
Subject: vyos.util: T4319: provide generic sysctl_read() helper

---
 python/vyos/util.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'python/vyos/util.py')

diff --git a/python/vyos/util.py b/python/vyos/util.py
index 4526375df..da39ee8d1 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -1006,11 +1006,16 @@ def boot_configuration_complete() -> bool:
         return True
     return False
 
+def sysctl_read(name):
+    """ Read and return current value of sysctl() option """
+    tmp = cmd(f'sysctl {name}')
+    return tmp.split()[-1]
+
 def sysctl(name, value):
     """ Change value via sysctl() - return True if changed, False otherwise """
     tmp = cmd(f'sysctl {name}')
     # last list index contains the actual value - only write if value differs
-    if tmp.split()[-1] != str(value):
+    if sysctl_read(name) != str(value):
         call(f'sysctl -wq {name}={value}')
         return True
     return False
-- 
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