fix

luci-app-packet-capture/root/usr/libexec/packet_capture_start

@@ -1,69 +0,0 @@
-#!/bin/sh
-
-. /usr/share/libubox/jshn.sh
-
-PIDFILE="/var/run/packet_capture.pid"
-
-if [ -f "$PIDFILE"];then
-    echo "error: Packet capture is running"
-    exit 1
-fi
-
-json_load "$1"
-json_get_var interface interface
-json_get_var filter filter
-json_get_var duration duration
-json_get_var packets packets
-json_get_var verbose verbose
-json_get_var domains domains
-json_get_var file file
-
-args="-n"
-
-if [ "$domains" == "1" ];then
-	args=""
-fi
-
-if  [ -n "$interface" ];then
-	ip a show "$interface" > /dev/null 2>&1
-	if [ "$?" == "1" ]; then
-        echo "error: Incorrect format of an interface"
-        exit 1
-    fi
-
-	args="$args -i $interface"
-fi
-
-if [ -n "$packets" ];then
-    echo "$packets" | egrep  '^[0-9]*$'
-    if [ "$?" -eq 0 ];then
-        args="$args -c $packets"
-    else
-        echo "error: Incorrect packets argument"
-        exit 1
-    fi
-fi
-
-if [ "$verbose" == "1"  ];then
-	args="$args  -e"
-fi
-
-if [ "$file" == "1" ];then
-	mem=$(awk '/MemTotal/ {print $2}' /proc/meminfo)
-	args="$args -W 2 -C $((mem/(1024 * 10))) -w /tmp/capture.pcap -z /usr/libexec/packet_capture_stop"
-fi
-
-if [ -n "$filter" ];then
-    tcpdump -i lo -d "$filter" >/dev/null 2>/dev/null
-	if [ $? -eq 1 ];then
-		echo "error: Incorrect filter argument"
-		exit 1
-	fi
-	echo "$filter" > /tmp/tcpdump_filter
-fi
-
-(/usr/libexec/packet_capture "$args" "$duration")&
-
-echo $! > /var/run/packet_capture.pid
-
-exit 0