2 [ -e /lib
/functions.sh
] && .
/lib
/functions.sh || . .
/functions.sh
3 [ -x /sbin
/modprobe
] && {
12 eval "export isset=\${insmod_$1}"
16 [ "$2" ] && append INSMOD
"$rmmod $1 >&- 2>&-" "$N"
17 append INSMOD
"$insmod $* >&- 2>&-" "$N"; export insmod_
$1=1
22 [ -e /etc
/config
/network
] && {
23 # only try to parse network config on openwrt
29 config_get
"$1" ifname
33 echo "Interface not found."
38 parse_matching_rule
() {
48 append
"$var" "$prefix" "$N"
49 for option
in $options; do
51 proto
) config_get value
"$section" proto
; proto
="${proto:-$value}";;
54 config_get
type "$section" TYPE
56 classify
) unset pkt
; append
"$var" "-m mark --mark 0/0x0f";;
57 default
) pkt
=1; append
"$var" "-m mark --mark 0/0xf0";;
60 append
"$var" "${proto:+-p $proto}"
61 for option
in $options; do
62 config_get value
"$section" "$option"
64 case "$pkt:$option" in
66 append
"$var" "-s $value"
69 append
"$var" "-d $value"
74 append
"$var" "-m layer7 --l7proto $value${pkt:+ --l7pkt}"
76 *:ports|
*:srcports|
*:dstports
)
77 value
="$(echo "$value" | sed -e 's,-,:,g')"
80 ""|tcp|udp
) append
"$var" "-m ${proto:-tcp -p tcp} -m multiport";;
81 *) unset "$var"; return 0;;
85 config_set
"$section" srcports
""
86 config_set
"$section" dstports
""
87 config_set
"$section" portrange
""
88 append
"$var" "--ports $value"
91 config_set
"$section" ports
""
92 config_set
"$section" dstports
""
93 config_set
"$section" portrange
""
94 append
"$var" "--sports $value"
97 config_set
"$section" ports
""
98 config_set
"$section" srcports
""
99 config_set
"$section" portrange
""
100 append
"$var" "--dports $value"
106 config_set
"$section" ports
""
107 config_set
"$section" srcports
""
108 config_set
"$section" dstports
""
109 value
="$(echo "$value" | sed -e 's,-,:,g')"
111 ""|tcp|udp
) append
"$var" "-m ${proto:-tcp -p tcp} --sport $value --dport $value";;
112 *) unset "$var"; return 0;;
117 value
="$(echo "$value" | sed -e 's,-,:,g')"
118 add_insmod ipt_connbytes
119 append
"$var" "-m connbytes --connbytes $value --connbytes-dir both --connbytes-mode bytes"
122 add_insmod xt_comment
123 append
"$var" "-m comment --comment '$value'"
128 !*) append
"$var" "-m tos ! --tos $value";;
129 *) append
"$var" "-m tos --tos $value"
135 [ -z "${value%%[EBCA]*}" ] && dscp_option
="--dscp-class"
137 !*) append
"$var" "-m dscp ! $dscp_option $value";;
138 *) append
"$var" "-m dscp $dscp_option $value"
142 value
="$(echo "$value" | sed -e 's,-,:,g')"
143 if [ "$value" = "out" ]; then
144 append
"$var" "-o $device"
145 elif [ "$value" = "in" ]; then
146 append
"$var" "-i $device"
150 value
="$(echo "$value" | sed -e 's,-,:,g')"
151 add_insmod ipt_length
152 append
"$var" "-m length --length $value"
156 append
"$var" "-m limit --limit $value"
160 tcp
) append
"$var" "-m tcp --tcp-flags ALL $value";;
161 *) unset $var; return 0;;
165 config_get class
"${value##!}" classnr
166 [ -z "$class" ] && continue;
168 !*) append
"$var" "-m mark ! --mark $class/0x0f";;
169 *) append
"$var" "-m mark --mark $class/0x0f";;
174 config_get TOS
"$rule" 'TOS'
175 suffix
="-j TOS --set-tos "${TOS:-"Normal-Service"}
179 config_get DSCP
"$rule" 'DSCP'
180 [ -z "${DSCP%%[EBCA]*}" ] && set_value
="--set-dscp-class $DSCP" \
181 || set_value
="--set-dscp $DSCP"
182 suffix
="-j DSCP $set_value"
186 append
"$var" "$suffix"
187 case "$ports:$proto" in
188 1:) parse_matching_rule
"$var" "$section" "$options" "$prefix" "$suffix" "udp";;
200 config_set
"$2" "classgroup" "Default"
201 config_set
"$2" "upload" "128"
203 classify|default|reclassify
)
211 config_get TYPE
"$CONFIG_SECTION" TYPE
214 config_get_bool enabled
"$CONFIG_SECTION" enabled
1
215 [ 1 -eq "$enabled" ] ||
return 0
216 config_get classgroup
"$CONFIG_SECTION" classgroup
217 config_set
"$CONFIG_SECTION" ifbdev
"$C"
219 append INTERFACES
"$CONFIG_SECTION"
220 config_set
"$classgroup" enabled
1
221 config_get device
"$CONFIG_SECTION" device
222 [ -z "$device" ] && {
223 device
="$(find_ifname ${CONFIG_SECTION})"
224 config_set
"$CONFIG_SECTION" device
"${device:-eth0}"
227 classgroup
) append CG
"$CONFIG_SECTION";;
228 classify|default|reclassify
)
230 classify
) var
="ctrules";;
233 config_get target
"$CONFIG_SECTION" target
234 config_set
"$CONFIG_SECTION" options
"$options"
235 append
"$var" "$CONFIG_SECTION"
244 config_get classes
"$1" classes
245 config_get default
"$1" default
246 for class
in $classes; do
248 config_set
"${class}" classnr
$c
250 $default) class_default
=$c;;
253 class_default
="${class_default:-$c}"
263 config_get tmp1
"$class" "$name"
264 config_get tmp2
"${class}_${type}" "$name"
267 export ${varname}="${tmp:-$default}"
272 [ -e $_dir/tcrules.
awk ] || _dir
=.
275 -v linespeed
="$rate" \
276 -v direction
="$dir" \
283 config_get device
"$iface" device
284 config_get_bool enabled
"$iface" enabled
1
285 [ -z "$device" -o 1 -ne "$enabled" ] && {
288 config_get upload
"$iface" upload
289 config_get_bool halfduplex
"$iface" halfduplex
290 config_get download
"$iface" download
291 config_get classgroup
"$iface" classgroup
292 config_get_bool overhead
"$iface" overhead
0
294 download
="${download:-${halfduplex:+$upload}}"
295 enum_classes
"$classgroup"
296 for dir
in ${halfduplex:-up} ${download:+down}; do
299 [ "$overhead" = 1 ] && upload
=$
(($upload * 98 / 100 - (15 * 128 / $upload)))
306 [ "$(ls -d /proc/sys/net/ipv4/conf/ifb* 2>&- | wc -l)" -ne "$num_ifb" ] && add_insmod ifb numifbs
="$num_ifb"
307 config_get ifbdev
"$iface" ifbdev
308 [ "$overhead" = 1 ] && download
=$
(($download * 98 / 100 - (80 * 1024 / $download)))
317 for class
in $classes; do
318 cls_var pktsize
"$class" packetsize
$dir 1500
319 cls_var pktdelay
"$class" packetdelay
$dir 0
320 cls_var maxrate
"$class" limitrate
$dir 100
321 cls_var prio
"$class" priority
$dir 1
322 cls_var avgrate
"$class" avgrate
$dir 0
323 cls_var qdisc
"$class" qdisc
$dir ""
324 cls_var filter
"$class" filter
$dir ""
325 config_get classnr
"$class" classnr
326 append cstr
"$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate:$qdisc:$filter" "$N"
328 append
${prefix}q
"$(tcrules)" "$N"
329 export dev_
${dir}="ifconfig $dev up txqueuelen 5 >&- 2>&-
330 tc qdisc del dev $dev root >&- 2>&-
331 tc qdisc add dev $dev root handle 1: hfsc default ${class_default}0
332 tc class add dev $dev parent 1: classid 1:1 hfsc sc rate ${rate}kbit ul rate ${rate}kbit"
334 [ -n "$download" ] && {
337 add_insmod act_connmark
338 add_insmod act_mirred
339 add_insmod sch_ingress
341 if [ -n "$halfduplex" ]; then
342 export dev_up
="tc qdisc del dev $device root >&- 2>&-
343 tc qdisc add dev $device root handle 1: hfsc
344 tc filter add dev $device parent 1: protocol ip prio 10 u32 match u32 0 0 flowid 1:1 action mirred egress redirect dev ifb$ifbdev"
345 elif [ -n "$download" ]; then
346 append dev_
${dir} "tc qdisc del dev $device ingress >&- 2>&-
347 tc qdisc add dev $device ingress
348 tc filter add dev $device parent ffff: protocol ip prio 1 u32 match u32 0 0 flowid 1:1 action connmark action mirred egress redirect dev ifb$ifbdev" "$N"
352 add_insmod sch_fq_codel
355 ${INSMOD:+$INSMOD$N}${dev_up:+$dev_up
363 unset INSMOD clsq clsf clsl d_clsq d_clsl d_clsf dev_up dev_down
368 for iface
in $INTERFACES; do
369 start_interface
"$iface" "$C"
378 for rule
in $rules; do
380 config_get target
"$rule" target
381 config_get target
"$target" classnr
382 config_get options
"$rule" options
384 ## If we want to override the TOS field, let's clear the DSCP field first.
385 [ ! -z "$(echo $options | grep 'TOS')" ] && {
386 s_options
=${options%%TOS}
388 parse_matching_rule iptrule
"$rule" "$s_options" "$prefix" "-j DSCP --set-dscp 0"
389 append
"$var" "$iptrule" "$N"
393 target
=$
(($target |
($target << 4)))
394 parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target/0xff"
395 append "$var" "$iptrule" "$N"
405 add_rules iptrules "$ctrules" "iptables -t mangle -A qos_${cg}_ct"
406 config_get classes "$cg" classes
407 for class in $classes; do
408 config_get mark "$class" classnr
409 config_get maxsize "$class" maxsize
410 [ -z "$maxsize" -o -z "$mark" ] || {
411 add_insmod ipt_length
412 append pktrules "iptables -t mangle -A qos_${cg} -m mark --mark $mark/0x0f -m length --length $maxsize: -j MARK --set-mark 0/0xff" "$N"
415 add_rules pktrules "$rules" "iptables -t mangle -A qos_${cg}"
416 for iface in $INTERFACES; do
417 config_get classgroup "$iface" classgroup
418 config_get device "$iface" device
419 config_get ifbdev "$iface" ifbdev
420 config_get upload "$iface" upload
421 config_get download "$iface" download
422 config_get halfduplex "$iface" halfduplex
423 download="${download:-${halfduplex:+$upload}}"
424 append up "iptables -t mangle -A OUTPUT -o $device -j qos_${cg}" "$N"
425 append up "iptables -t mangle -A FORWARD -o $device -j qos_${cg}" "$N"
429 iptables -t mangle -N qos_${cg} >&- 2>&-
430 iptables -t mangle -N qos_${cg}_ct >&- 2>&-
431 ${iptrules:+${iptrules}${N}iptables -t mangle -A qos_${cg}_ct -j CONNMARK --save-mark --mask 0xff}
432 iptables -t mangle -A qos_${cg} -j CONNMARK --restore-mark --mask 0x0f
433 iptables -t mangle -A qos_${cg} -m mark --mark 0/0x0f -j qos_${cg}_ct
435 ${iptrules:+${iptrules}${N}iptables -t mangle -A qos_${cg} -j CONNMARK --save-mark --mask 0xf0}
436 $up$N${down:+${down}$N}
442 add_insmod ipt_multiport
443 add_insmod ipt_CONNMARK
451 # Builds up a list of iptables commands to flush the qos_* chains,
452 # remove rules referring to them, then delete them
454 # Print rules in the mangle table, like iptables-save
455 iptables -t mangle -S |
456 # Find rules for the qos_* chains
457 grep '^-N qos_\|-j qos_' |
458 # Exclude rules in qos_* chains (inter-qos_* refs)
460 # Replace -N with -X and hold, with -F and print
462 # Print held lines at the end (note leading newline)
463 sed -e '/^-N/{s/^-N/-X/;H;s/^-X/-F/}' \
466 # Make into proper iptables calls
467 # Note: awkward in previous call due to hold space usage
468 sed -n -e 's/^./iptables -t mangle &/p'
473 [ -e ./qos.conf ] && {
479 for iface in $INTERFACES; do
480 export C="$(($C + 1))"
485 start_interfaces "$C"
489 start_interface "$2" "$C"