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 $value"
71 *:ports|
*:srcports|
*:dstports
)
72 value
="$(echo "$value" | sed -e 's,-,:,g')"
75 ""|tcp|udp
) append
"$var" "-m ${proto:-tcp -p tcp} -m multiport";;
76 *) unset "$var"; return 0;;
80 config_set
"$section" srcports
""
81 config_set
"$section" dstports
""
82 config_set
"$section" portrange
""
83 append
"$var" "--ports $value"
86 config_set
"$section" ports
""
87 config_set
"$section" dstports
""
88 config_set
"$section" portrange
""
89 append
"$var" "--sports $value"
92 config_set
"$section" ports
""
93 config_set
"$section" srcports
""
94 config_set
"$section" portrange
""
95 append
"$var" "--dports $value"
101 config_set
"$section" ports
""
102 config_set
"$section" srcports
""
103 config_set
"$section" dstports
""
104 value
="$(echo "$value" | sed -e 's,-,:,g')"
106 ""|tcp|udp
) append
"$var" "-m ${proto:-tcp -p tcp} --sport $value --dport $value";;
107 *) unset "$var"; return 0;;
112 value
="$(echo "$value" | sed -e 's,-,:,g')"
113 add_insmod xt_connbytes
114 append
"$var" "-m connbytes --connbytes $value --connbytes-dir both --connbytes-mode bytes"
117 add_insmod xt_comment
118 append
"$var" "-m comment --comment '$value'"
123 !*) append
"$var" "-m tos ! --tos $value";;
124 *) append
"$var" "-m tos --tos $value"
130 [ -z "${value%%[EBCA]*}" ] && dscp_option
="--dscp-class"
132 !*) append
"$var" "-m dscp ! $dscp_option $value";;
133 *) append
"$var" "-m dscp $dscp_option $value"
137 value
="$(echo "$value" | sed -e 's,-,:,g')"
138 if [ "$value" = "out" ]; then
139 append
"$var" "-o $device"
140 elif [ "$value" = "in" ]; then
141 append
"$var" "-i $device"
145 append
"$var" "-i $value"
148 value
="$(echo "$value" | sed -e 's,-,:,g')"
150 append
"$var" "-m length --length $value"
154 append
"$var" "-m limit --limit $value"
158 tcp
) append
"$var" "-m tcp --tcp-flags ALL $value";;
159 *) unset $var; return 0;;
163 config_get class
"${value##!}" classnr
164 [ -z "$class" ] && continue;
166 !*) append
"$var" "-m mark ! --mark $class/0x0f";;
167 *) append
"$var" "-m mark --mark $class/0x0f";;
172 config_get TOS
"$rule" 'TOS'
173 suffix
="-j TOS --set-tos "${TOS:-"Normal-Service"}
177 config_get DSCP
"$rule" 'DSCP'
178 [ -z "${DSCP%%[EBCA]*}" ] && set_value
="--set-dscp-class $DSCP" \
179 || set_value
="--set-dscp $DSCP"
180 suffix
="-j DSCP $set_value"
184 append
"$var" "$suffix"
185 case "$ports:$proto" in
186 1:) parse_matching_rule
"$var" "$section" "$options" "$prefix" "$suffix" "udp";;
198 config_set
"$2" "classgroup" "Default"
199 config_set
"$2" "upload" "128"
201 classify|default|reclassify
)
209 config_get TYPE
"$CONFIG_SECTION" TYPE
212 config_get_bool enabled
"$CONFIG_SECTION" enabled
1
213 [ 1 -eq "$enabled" ] ||
return 0
214 config_get classgroup
"$CONFIG_SECTION" classgroup
215 config_set
"$CONFIG_SECTION" ifbdev
"$C"
217 append INTERFACES
"$CONFIG_SECTION"
218 config_set
"$classgroup" enabled
1
219 config_get device
"$CONFIG_SECTION" device
220 [ -z "$device" ] && {
221 device
="$(find_ifname ${CONFIG_SECTION})"
222 config_set
"$CONFIG_SECTION" device
"$device"
225 classgroup
) append CG
"$CONFIG_SECTION";;
226 classify|default|reclassify
)
228 classify
) var
="ctrules";;
231 config_get target
"$CONFIG_SECTION" target
232 config_set
"$CONFIG_SECTION" options
"$options"
233 append
"$var" "$CONFIG_SECTION"
242 config_get classes
"$1" classes
243 config_get default
"$1" default
244 for class
in $classes; do
246 config_set
"${class}" classnr
$c
248 $default) class_default
=$c;;
251 class_default
="${class_default:-$c}"
261 config_get tmp1
"$class" "$name"
262 config_get tmp2
"${class}_${type}" "$name"
265 export ${varname}="${tmp:-$default}"
270 [ -e $_dir/tcrules.
awk ] || _dir
=.
273 -v linespeed
="$rate" \
274 -v direction
="$dir" \
281 config_get device
"$iface" device
282 config_get_bool enabled
"$iface" enabled
1
283 [ -z "$device" -o 1 -ne "$enabled" ] && {
286 config_get upload
"$iface" upload
287 config_get_bool halfduplex
"$iface" halfduplex
288 config_get download
"$iface" download
289 config_get classgroup
"$iface" classgroup
290 config_get_bool overhead
"$iface" overhead
0
292 download
="${download:-${halfduplex:+$upload}}"
293 enum_classes
"$classgroup"
294 for dir
in ${halfduplex:-up} ${download:+down}; do
297 [ "$overhead" = 1 ] && upload
=$
(($upload * 98 / 100 - (15 * 128 / $upload)))
304 [ "$(ls -d /proc/sys/net/ipv4/conf/ifb* 2>&- | wc -l)" -ne "$num_ifb" ] && add_insmod ifb numifbs
="$num_ifb"
305 config_get ifbdev
"$iface" ifbdev
306 [ "$overhead" = 1 ] && download
=$
(($download * 98 / 100 - (80 * 1024 / $download)))
315 for class
in $classes; do
316 cls_var pktsize
"$class" packetsize
$dir 1500
317 cls_var pktdelay
"$class" packetdelay
$dir 0
318 cls_var maxrate
"$class" limitrate
$dir 100
319 cls_var prio
"$class" priority
$dir 1
320 cls_var avgrate
"$class" avgrate
$dir 0
321 cls_var qdisc
"$class" qdisc
$dir ""
322 cls_var filter
"$class" filter
$dir ""
323 config_get classnr
"$class" classnr
324 append cstr
"$classnr:$prio:$avgrate:$pktsize:$pktdelay:$maxrate:$qdisc:$filter" "$N"
326 append
${prefix}q
"$(tcrules)" "$N"
327 export dev_
${dir}="ifconfig $dev up >&- 2>&-
328 tc qdisc del dev $dev root >&- 2>&-
329 tc qdisc add dev $dev root handle 1: hfsc default ${class_default}0
330 tc class add dev $dev parent 1: classid 1:1 hfsc sc rate ${rate}kbit ul rate ${rate}kbit"
332 [ -n "$download" ] && {
335 add_insmod act_connmark
336 add_insmod act_mirred
337 add_insmod sch_ingress
339 if [ -n "$halfduplex" ]; then
340 export dev_up
="tc qdisc del dev $device root >&- 2>&-
341 tc qdisc add dev $device root handle 1: hfsc
342 tc filter add dev $device parent 1: prio 10 u32 match u32 0 0 flowid 1:1 action mirred egress redirect dev ifb$ifbdev"
343 elif [ -n "$download" ]; then
344 append dev_
${dir} "tc qdisc del dev $device ingress >&- 2>&-
345 tc qdisc add dev $device ingress
346 tc filter add dev $device parent ffff: prio 1 u32 match u32 0 0 flowid 1:1 action connmark action mirred egress redirect dev ifb$ifbdev" "$N"
352 ${INSMOD:+$INSMOD$N}${dev_up:+$dev_up
360 unset INSMOD clsq clsf clsl d_clsq d_clsl d_clsf dev_up dev_down
365 for iface
in $INTERFACES; do
366 start_interface
"$iface" "$C"
375 for rule
in $rules; do
377 config_get target
"$rule" target
378 config_get target
"$target" classnr
379 config_get options
"$rule" options
381 ## If we want to override the TOS field, let's clear the DSCP field first.
382 [ ! -z "$(echo $options | grep 'TOS')" ] && {
383 s_options
=${options%%TOS}
385 parse_matching_rule iptrule
"$rule" "$s_options" "$prefix" "-j DSCP --set-dscp 0"
386 append
"$var" "$iptrule" "$N"
390 target
=$
(($target |
($target << 4)))
391 parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target/0xff"
392 append "$var" "$iptrule" "$N"
402 for command in $iptables; do
403 add_rules iptrules "$ctrules" "$command -w -t mangle -A qos_${cg}_ct"
405 config_get classes "$cg" classes
406 for class in $classes; do
407 config_get mark "$class" classnr
408 config_get maxsize "$class" maxsize
409 [ -z "$maxsize" -o -z "$mark" ] || {
411 for command in $iptables; do
412 append pktrules "$command -w -t mangle -A qos_${cg} -m mark --mark $mark/0x0f -m length --length $maxsize: -j MARK --set-mark 0/0xff" "$N"
416 for command in $iptables; do
417 add_rules pktrules "$rules" "$command -w -t mangle -A qos_${cg}"
419 for iface in $INTERFACES; do
420 config_get classgroup "$iface" classgroup
421 config_get device "$iface" device
422 config_get ifbdev "$iface" ifbdev
423 config_get upload "$iface" upload
424 config_get download "$iface" download
425 config_get halfduplex "$iface" halfduplex
426 download="${download:-${halfduplex:+$upload}}"
427 for command in $iptables; do
428 append up "$command -w -t mangle -A OUTPUT -o $device -j qos_${cg}" "$N"
429 append up "$command -w -t mangle -A FORWARD -o $device -j qos_${cg}" "$N"
436 for command in $iptables; do
438 $command -w -t mangle -N qos_${cg}
439 $command -w -t mangle -N qos_${cg}_ct
443 ${iptrules:+${iptrules}${N}}
445 for command in $iptables; do
447 $command -w -t mangle -A qos_${cg}_ct -j CONNMARK --save-mark --mask 0xff
448 $command -w -t mangle -A qos_${cg} -j CONNMARK --restore-mark --mask 0x0f
449 $command -w -t mangle -A qos_${cg} -m mark --mark 0/0x0f -j qos_${cg}_ct
455 for command in $iptables; do
457 $command -w -t mangle -A qos_${cg} -j CONNMARK --save-mark --mask 0xff
461 $up$N${down:+${down}$N}
467 add_insmod xt_multiport
468 add_insmod xt_connmark
476 # Builds up a list of iptables commands to flush the qos_* chains,
477 # remove rules referring to them, then delete them
479 # Print rules in the mangle table, like iptables-save
480 for command in $iptables; do
481 $command -w -t mangle -S |
482 # Find rules for the qos_* chains
483 grep -E '(^-N qos_|-j qos_)' |
484 # Exclude rules in qos_* chains (inter-qos_* refs)
486 # Replace -N with -X and hold, with -F and print
488 # Print held lines at the end (note leading newline)
489 sed -e '/^-N/{s/^-N/-X/;H;s/^-X/-F/}' \
492 # Make into proper iptables calls
493 # Note: awkward in previous call due to hold space usage
494 sed -n -e "s/^./${command} -w -t mangle &/p"
500 [ -e ./qos.conf ] && {
506 for iface in $INTERFACES; do
507 export C="$(($C + 1))"
510 [ -x /usr/sbin/ip6tables ] && {
511 iptables="ip6tables iptables"
518 start_interfaces "$C"
522 start_interface "$2" "$C"