1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4CHECK_TC="yes"
5
6# Can be overridden by the configuration file. See lib.sh
7TC_HIT_TIMEOUT=${TC_HIT_TIMEOUT:=1000} # ms
8
9__tc_check_packets()
10{
11	local id=$1
12	local handle=$2
13	local count=$3
14	local operator=$4
15
16	start_time="$(date -u +%s%3N)"
17	while true
18	do
19		cmd_jq "tc -j -s filter show $id" \
20		       ".[] | select(.options.handle == $handle) | \
21			    select(.options.actions[0].stats.packets $operator $count)" \
22		    &> /dev/null
23		ret=$?
24		if [[ $ret -eq 0 ]]; then
25			return $ret
26		fi
27		current_time="$(date -u +%s%3N)"
28		diff=$(expr $current_time - $start_time)
29		if [ "$diff" -gt "$TC_HIT_TIMEOUT" ]; then
30			return 1
31		fi
32	done
33}
34
35tc_check_packets()
36{
37	local id=$1
38	local handle=$2
39	local count=$3
40
41	__tc_check_packets "$id" "$handle" "$count" "=="
42}
43
44tc_check_packets_hitting()
45{
46	local id=$1
47	local handle=$2
48
49	__tc_check_packets "$id" "$handle" 0 ">"
50}
51