Improve error logging during service restart

bin/v-restart-service

@@ -43,6 +43,10 @@ elif [ "$service" = "iptables" ]; then
     fi
 else 
     systemctl restart $service > /dev/null 2>&1
+    if [ $? -ne 0 ]; then
+        check_result $E_RESTART "ERROR: Restart of $service failed."
+        log_history "Restart of $service failed."
+    fi
 fi
 
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