2 ################################################################################
3 # test_triple_isolated_llt_cake.qos
4 # One bin cake shaper for ethernet gateways
5 # using cake qdisc with triple-isolate and diffserv-llt (Latency-Loss-Tradeoff)
7 ################################################################################
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License version 2 as
11 # published by the Free Software Foundation.
13 # Copyright (C) 2012-2016
14 # Michael D. Taht, Toke Høiland-Jørgensen, Sebastian Moeller
16 ################################################################################
18 . ${SQM_LIB_DIR}/defaults.sh
20 ################################################################################
23 # this will only work with cake as qdisc...
27 # to keep this as simple as possible we ignore the *_CAKE_OPTS from defaults.sh
28 INGRESS_CAKE_OPTS="diffserv-llt triple-isolate"
29 EGRESS_CAKE_OPTS="diffserv-llt triple-isolate"
34 $TC qdisc del dev $IFACE root 2>/dev/null
35 $TC qdisc add dev $IFACE root $( get_stab_string ) cake bandwidth ${UPLINK}kbit $( get_cake_lla_string ) ${EGRESS_CAKE_OPTS} ${EQDISC_OPTS}
41 $TC qdisc del dev $IFACE handle ffff: ingress 2>/dev/null
42 $TC qdisc add dev $IFACE handle ffff: ingress
43 $TC qdisc del dev $DEV root 2>/dev/null
44 $TC qdisc add dev $DEV root $( get_stab_string ) cake bandwidth ${DOWNLINK}kbit $( get_cake_lla_string ) ${INGRESS_CAKE_OPTS} ${IQDISC_OPTS}
46 $IP link set dev $DEV up
48 # redirect all IP packets arriving in $IFACE to ifb0
50 $TC filter add dev $IFACE parent ffff: protocol all prio 10 u32 \
51 match u32 0 0 flowid 1:1 action mirred egress redirect dev $DEV
55 [ -n "$IFACE" ] || return 1
57 verify_qdisc $QDISC "cake" || return 1
58 sqm_debug "Starting ${SCRIPT}"
60 [ -z "$DEV" ] && DEV=$( get_ifb_for_if ${IFACE} )
63 if [ "${UPLINK}" -ne 0 ];
66 sqm_debug "egress shaping activated"
68 sqm_debug "egress shaping deactivated"
69 $TC qdisc del dev ${IFACE} root 2> /dev/null
71 if [ "${DOWNLINK}" -ne 0 ];
73 verify_qdisc ingress "ingress" || return 1
75 sqm_debug "ingress shaping activated"
77 sqm_debug "ingress shaping deactivated"
78 $TC qdisc del dev ${DEV} root 2> /dev/null
79 $TC qdisc del dev ${IFACE} ingress 2> /dev/null