1dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat#!/bin/bash 2dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 3dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# cbq.init v0.7.3 4dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Copyright (C) 1999 Pavel Golubev <pg@ksi-linux.com> 5dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Copyright (C) 2001-2004 Lubomir Bulej <pallas@kadan.cz> 6dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 7dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# chkconfig: 2345 11 89 8dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# description: sets up CBQ-based traffic control 9dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 10dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This program is free software; you can redistribute it and/or modify 11dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# it under the terms of the GNU General Public License as published by 12dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# the Free Software Foundation; either version 2 of the License, or 13dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (at your option) any later version. 14dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 15dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This program is distributed in the hope that it will be useful, 16dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# but WITHOUT ANY WARRANTY; without even the implied warranty of 17dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# GNU General Public License for more details. 19dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 20dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# You should have received a copy of the GNU General Public License 21dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# along with this program; if not, write to the Free Software 22dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 24dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# To get the latest version, check on Freshmeat for actual location: 25dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 26dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# http://freshmeat.net/projects/cbq.init 27dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 28dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 29dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# VERSION HISTORY 30dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# --------------- 31dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.7.3- Deepak Singhal <singhal at users.sourceforge.net> 32dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fix timecheck to not ignore regular TIME rules after 33dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# encountering a TIME rule that spans over midnight 34dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Nathan Shafer <nicodemus at users.sourceforge.net> 35dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - allow symlinks to class files 36dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Seth J. Blank <antifreeze at users.sourceforge.net> 37dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - replace hardcoded ip/tc location with variables 38dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Mark Davis <mark.davis at gmx.de> 39dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - allow setting of PRIO_{MARK,RULE,REALM} in class file 40dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Fernando Sanch <toptnc at users.sourceforge.net> 41dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - allow underscores in interface names 42dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.7.2- Paulo Sedrez 43dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fix time2abs to allow hours with leading zero in TIME rules 44dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Svetlin Simeonov <zvero at yahoo.com> 45dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fix cbq_device_list to allow VLAN interfaces 46dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Mark Davis <mark.davis at gmx.de> 47dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - ignore *~ backup files when looking for classes 48dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Mike Boyer <boyer at administrative.com> 49dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fix to allow arguments to be passed to "restart" command 50dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.7.1- Lubomir Bulej <pallas at kadan.cz> 51dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - default value for PERTURB 52dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fixed small bug in RULE parser to correctly parse rules with 53dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# identical source and destination fields 54dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - faster initial scanning of DEVICE fields 55dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.7 - Lubomir Bulej <pallas at kadan.cz> 56dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - lots of various cleanups and reorganizations; the parsing is now 57dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# some 40% faster, but the class ID must be in range 0x0002-0xffff 58dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (again). Because of the number of internal changes and the above 59dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# class ID restriction, I bumped the version to 0.7 to indicate 60dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# something might have got broken :) 61dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - changed PRIO_{U32,FW,ROUTE} to PRIO_{RULE,MARK,REALM} 62dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# for consistency with filter keywords 63dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - exposed "compile" command 64dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Catalin Petrescu <taz at dntis.ro> 65dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - support for port masks in RULE (u32) filter 66dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Jordan Vrtanoski <obeliks at mt.net.mk> 67dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - support for week days in TIME rules 68dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.6.4- Lubomir Bulej <pallas at kadan.cz> 69dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added PRIO_* variables to allow easy control of filter priorities 70dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added caching to speed up CBQ start, the cache is invalidated 71dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# whenever any of the configuration files changes 72dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - updated the readme section + some cosmetic fixes 73dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.6.3- Lubomir Bulej <pallas at kadan.cz> 74dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - removed setup of (unnecessary) class 1:1 - all classes 75dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# now use qdisc's default class 1:0 as their parent 76dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - minor fix in the timecheck branch - classes 77dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# without leaf qdisc were not updated 78dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - minor fix to avoid timecheck failure when run 79dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# at time with minutes equal to 08 or 09 80dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - respect CBQ_PATH setting in environment 81dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - made PRIO=5 default, rendering it optional in configs 82dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added support for route filter, see notes about REALM keyword 83dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added support for fw filter, see notes about MARK keyword 84dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added filter display to "list" and "stats" commands 85dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - readme section update + various cosmetic fixes 86dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.6.2- Catalin Petrescu <taz at dntis.ro> 87dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added tunnels interface handling 88dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.6.1- Pavel Golubev <pg at ksi-linux.com> 89dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added sch_prio module loading 90dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (thanks johan at iglo.virtual.or.id for reminding) 91dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - resolved errors resulting from stricter syntax checking in bash2 92dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Lubomir Bulej <pallas at kadan.cz> 93dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - various cosmetic fixes 94dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.6 - Lubomir Bulej <pallas at kadan.cz> 95dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - attempt to limit number of spawned processes by utilizing 96dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# more of sed power (use sed instead of grep+cut) 97dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - simplified TIME parser, using bash builtins 98dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added initial support for SFQ as leaf qdisc 99dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - reworked the documentation part a little 100dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - incorporated pending patches and ideas submitted by 101dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# following people for versions 0.3 into version 0.6 102dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Miguel Freitas <miguel at cetuc.puc-rio.br> 103dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - in case of overlapping TIME parameters, the last match is taken 104dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Juanjo Ciarlante <jjo at mendoza.gov.ar> 105dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - chkconfig tags, list + stats startup parameters 106dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - optional tc & ip command logging (into /var/run/cbq-*) 107dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - Rafal Maszkowski <rzm at icm.edu.pl> 108dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - PEAK parameter for setting TBF's burst peak rate 109dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fix for many config files (use find instead of ls) 110dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.5.1- Lubomir Bulej <pallas at kadan.cz> 111dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - fixed little but serious bug in RULE parser 112dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.5 - Lubomir Bulej <pallas at kadan.cz> 113dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - added options PARENT, LEAF, ISOLATED and BOUNDED. This allows 114dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (with some attention to config file ordering) for creating 115dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# hierarchical structures of shapers with classes able (or unable) 116dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# to borrow bandwidth from their parents. 117dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - class ID check allows hexadecimal numbers 118dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - rewritten & simplified RULE parser 119dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - cosmetic changes to improve readability 120dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - reorganization to avoid duplicate code (timecheck etc.) 121dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - timecheck doesn't check classes without TIME fields anymore 122dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.4 - Lubomir Bulej <pallas at kadan.cz> 123dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - small bugfix in RULE parsing code 124dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - simplified configuration parsing code 125dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - several small cosmetic changes 126dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# - TIME parameter can be now specified more than once allowing you to 127dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# differentiate RATE throughout the whole day. Time overlapping is 128dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# not checked, first match is taken. Midnight wrap (eg. 20:00-6:00) 129dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# is allowed and taken care of. 130dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.3a4- fixed small bug in IF operator. Thanks to 131dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Rafal Maszkowski <rzm at icm.edu.pl> 132dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.3a3- fixed grep bug when using more than 10 eth devices. Thanks to David 133dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Trcka <trcka at poda.cz>. 134dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.3a2- fixed bug in "if" operator. Thanks kad at dgtu.donetsk.ua. 135dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.3a - added TIME parameter. Example: TIME=00:00-19:00;64Kbit/6Kbit 136dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# So, between 00:00 and 19:00 the RATE will be 64Kbit. 137dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Just start "cbq.init timecheck" periodically from cron 138dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (every 10 minutes for example). DON'T FORGET though, to run 139dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# "cbq.init start" for CBQ to initialize. 140dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.2 - Some cosmetic changes. Now it is more compatible with old bash 141dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# version. Thanks to Stanislav V. Voronyi <stas at cnti.uanet.kharkov.ua>. 142dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# v0.1 - First public release 143dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 144dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 145dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# README 146dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# ------ 147dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 148dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# First of all - this is just a SIMPLE EXAMPLE of CBQ power. 149dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Don't ask me "why" and "how" :) 150dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 151dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This script is meant to simplify setup and management of relatively simple 152dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# CBQ-based traffic control on Linux. Access to advanced networking features 153dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# of Linux kernel is provided by "ip" and "tc" utilities from A. Kuznetsov's 154dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# iproute2 package, available at ftp://ftp.inr.ac.ru/ip-routing. Because the 155dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# utilities serve primarily to translate user wishes to RTNETLINK commands, 156dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# their interface is rather spartan, intolerant and requires quite a lot of 157dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# typing. And typing is what this script attempts to reduce :) 158dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 159dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The advanced networking stuff in Linux is pretty flexible and this script 160dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# aims to bring some of its features to the not-so-hard-core Linux users. Of 161dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# course, there is a tradeoff between simplicity and flexibility and you may 162dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# realize that the flexibility suffered too much for your needs -- time to 163dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# face "ip" and "tc" interface. 164dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 165dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# To speed up the "start" command, simple caching was introduced in version 166dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 0.6.4. The caching works so that the sequence of "tc" commands for given 167dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# configuration is stored in a file (/var/cache/cbq.init by default) which 168dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# is used next time the "start" command is run to avoid repeated parsing of 169dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# configuration files. This cache is invalidated whenever any of the CBQ 170dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# configuration files changes. If you want to run "cbq.init start" without 171dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# caching, run it as "cbq.init start nocache". If you want to force cache 172dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# invalidation, run it as "cbq.init start invalidate". Caching is disabled 173dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# if you have logging enabled (ie. CBQ_DEBUG is not empty). 174dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 175dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# If you only want cqb.init to translate your configuration to "tc" commands, 176dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# use "compile" command which will output "tc" commands required to build 177dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# your configuration. Bear in mind that "compile" does not check if the "tc" 178dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# commands were successful - this is done (in certain places) only when the 179dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# "start nocache" command is used, which is also useful when creating the 180dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# configuration to check whether it is completely valid. 181dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 182dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# All CBQ parameters are valid for Ethernet interfaces only, The script was 183dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# tested on various Linux kernel versions from series 2.1 to 2.4 and several 184dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# distributions with KSI Linux (Nostromo version) as the premier one. 185dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 186dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 187dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# HOW DOES IT WORK? 188dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# ----------------- 189dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 190dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Every traffic class must be described by a file in the $CBQ_PATH directory 191dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# (/etc/sysconfig/cbq by default) - one file per class. 192dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 193dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The config file names must obey mandatory format: cbq-<clsid>.<name> where 194dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <clsid> is two-byte hexadecimal number in range <0002-FFFF> (which in fact 195dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# is a CBQ class ID) and <name> is the name of the class -- anything to help 196dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# you distinguish the configuration files. For small amount of classes it is 197dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# often possible (and convenient) to let <clsid> resemble bandwidth of the 198dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# class. 199dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 200dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Example of valid config name: 201dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# cbq-1280.My_first_shaper 202dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 203dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 204dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The configuration file may contain the following parameters: 205dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 206dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Device parameters 207dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 208dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# DEVICE=<ifname>,<bandwidth>[,<weight>] mandatory 209dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# DEVICE=eth0,10Mbit,1Mbit 210dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 211dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <ifname> is the name of the interface you want to control 212dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# traffic on, e.g. eth0 213dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <bandwidth> is the physical bandwidth of the device, e.g. for 214dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# ethernet 10Mbit or 100Mbit, for arcnet 2Mbit 215dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <weight> is tuning parameter that should be proportional to 216dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <bandwidth>. As a rule of thumb: <weight> = <bandwidth> / 10 217dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 218dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# When you have more classes on one interface, it is enough to specify 219dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# <bandwidth> [and <weight>] only once, therefore in other files you only 220dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# need to set DEVICE=<ifname>. 221dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 222dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Class parameters 223dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 224dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RATE=<speed> mandatory 225dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RATE=5Mbit 226dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 227dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Bandwidth allocated to the class. Traffic going through the class is 228dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# shaped to conform to specified rate. You can use Kbit, Mbit or bps, 229dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Kbps and Mbps as suffices. If you don't specify any unit, bits/sec 230dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# are used. Also note that "bps" means "bytes per second", not bits. 231dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 232dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# WEIGHT=<speed> mandatory 233dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# WEIGHT=500Kbit 234dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 235dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Tuning parameter that should be proportional to RATE. As a rule 236dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# of thumb, use WEIGHT ~= RATE / 10. 237dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 238dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO=<1-8> optional, default 5 239dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO=5 240dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 241dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Priority of class traffic. The higher the number, the lesser 242dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# the priority. Priority of 5 is just fine. 243dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 244dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PARENT=<clsid> optional, default not set 245dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PARENT=1280 246dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 247dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Specifies ID of the parent class to which you want this class be 248dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# attached. You might want to use LEAF=none for the parent class as 249dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# mentioned below. By using this parameter and carefully ordering the 250dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# configuration files, it is possible to create simple hierarchical 251dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# structures of CBQ classes. The ordering is important so that parent 252dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# classes are constructed prior to their children. 253dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 254dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# LEAF=none|tbf|sfq optional, default "tbf" 255dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 256dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Tells the script to attach specified leaf queueing discipline to CBQ 257dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# class. By default, TBF is used. Note that attaching TBF to CBQ class 258dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# shapes the traffic to conform to TBF parameters and prevents the class 259dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# from borrowing bandwidth from its parent even if you have BOUNDED set 260dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# to "no". To allow the class to borrow bandwith (provided it is not 261dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# bounded), you must set LEAF to "none" or "sfq". 262dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 263dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# If you want to ensure (approximately) fair sharing of bandwidth among 264dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# several hosts in the same class, you might want to specify LEAF=sfq to 265dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# attach SFQ as leaf queueing discipline to that class. 266dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 267dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# BOUNDED=yes|no optional, default "yes" 268dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 269dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# If set to "yes", the class is not allowed to borrow bandwidth from 270dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# its parent class in overlimit situation. If set to "no", the class 271dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# will be allowed to borrow bandwidth from its parent. 272dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 273dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Note: Don't forget to set LEAF to "none" or "sfq", otherwise the class will 274dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# have TBF attached to itself and will not be able to borrow unused 275dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# bandwith from its parent. 276dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 277dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# ISOLATED=yes|no optional, default "no" 278dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 279dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# If set to "yes", the class will not lend unused bandwidth to 280dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# its children. 281dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 282dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### TBF qdisc parameters 283dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 284dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# BUFFER=<bytes>[/<bytes>] optional, default "10Kb/8" 285dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 286dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This parameter controls the depth of the token bucket. In other 287dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# words it represents the maximal burst size the class can send. 288dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The optional part of parameter is used to determine the length 289dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# of intervals in packet sizes, for which the transmission times 290dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# are kept. 291dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 292dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# LIMIT=<bytes> optional, default "15Kb" 293dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 294dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This parameter determines the maximal length of backlog. If 295dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# the queue contains more data than specified by LIMIT, the 296dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# newly arriving packets are dropped. The length of backlog 297dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# determines queue latency in case of congestion. 298dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 299dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PEAK=<speed> optional, default not set 300dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 301dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Maximal peak rate for short-term burst traffic. This allows you 302dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# to control the absolute peak rate the class can send at, because 303dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# single TBF that allows 256Kbit/s would of course allow rate of 304dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 512Kbit for half a second or 1Mbit for a quarter of second. 305dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 306dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# MTU=<bytes> optional, default "1500" 307dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 308dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Maximum number of bytes that can be sent at once over the 309dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# physical medium. This parameter is required when you specify 310dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PEAK parameter. It defaults to MTU of ethernet - for other 311dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# media types you might want to change it. 312dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 313dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Note: Setting TBF as leaf qdisc will effectively prevent the class from 314dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# borrowing bandwidth from the ancestor class, because even if the 315dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# class allows more traffic to pass through, it is then shaped to 316dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# conform to TBF. 317dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 318dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### SFQ qdisc parameters 319dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 320dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The SFQ queueing discipline is a cheap way for sharing class bandwidth 321dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# among several hosts. As it is stochastic, the fairness is approximate but 322dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# it will do the job in most cases. If you want real fairness, you should 323dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# probably use WRR (weighted round robin) or WFQ queueing disciplines. Note 324dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# that SFQ does not do any traffic shaping - the shaping is done by the CBQ 325dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# class the SFQ is attached to. 326dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 327dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# QUANTUM=<bytes> optional, default not set 328dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 329dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This parameter should not be set lower than link MTU, for ethernet 330dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# it is 1500b, or (with MAC header) 1514b which is the value used 331dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# in Alexey Kuznetsov's examples. 332dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 333dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PERTURB=<seconds> optional, default "10" 334dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 335dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Period of hash function perturbation. If unset, hash reconfiguration 336dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# will never take place which is what you probably don't want. The 337dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# default value of 10 seconds is probably a good one. 338dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 339dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Filter parameters 340dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 341dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=[[saddr[/prefix]][:port[/mask]],][daddr[/prefix]][:port[/mask]] 342dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 343dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# These parameters make up "u32" filter rules that select traffic for 344dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# each of the classes. You can use multiple RULE fields per config. 345dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 346dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The optional port mask should only be used by advanced users who 347dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# understand how the u32 filter works. 348dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 349dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Some examples: 350dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 351dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=10.1.1.0/24:80 352dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going to port 80 in network 10.1.1.0 353dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 354dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=10.2.2.5 355dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going to any port on single host 10.2.2.5 356dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 357dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=10.2.2.5:20/0xfffe 358dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going to ports 20 and 21 on host 10.2.2.5 359dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 360dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=:25,10.2.2.128/26:5000 361dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going from anywhere on port 50 to 362dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# port 5000 in network 10.2.2.128 363dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 364dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=10.5.5.5:80, 365dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going from port 80 of single host 10.5.5.5 366dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 367dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 368dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 369dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# REALM=[srealm,][drealm] 370dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 371dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# These parameters make up "route" filter rules that classify traffic 372dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# according to packet source/destination realms. For information about 373dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# realms, see Alexey Kuznetsov's IP Command Reference. This script 374dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# does not define any realms, it justs builds "tc filter" commands 375dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# for you if you need to classify traffic this way. 376dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 377dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Realm is either a decimal number or a string referencing entry in 378dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# /etc/iproute2/rt_realms (usually). 379dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 380dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Some examples: 381dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 382dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# REALM=russia,internet 383dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going from realm "russia" to realm "internet" 384dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 385dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# REALM=freenet, 386dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going from realm "freenet" 387dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 388dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# REALM=10 389dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# selects traffic going to realm 10 390dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 391dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 392dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 393dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# MARK=<mark> 394dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 395dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# These parameters make up "fw" filter rules that select traffic for 396dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# each of the classes accoring to firewall "mark". Mark is a decimal 397dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# number packets are tagged with if firewall rules say so. You can 398dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# use multiple MARK fields per config. 399dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 400dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 401dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Note: Rules for different filter types can be combined. Attention must be 402dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# paid to the priority of filter rules, which can be set below using 403dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO_{RULE,MARK,REALM} variables. 404dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 405dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Time ranging parameters 406dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 407dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# TIME=[<dow>,<dow>, ...,<dow>/]<from>-<till>;<rate>/<weight>[/<peak>] 408dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# TIME=0,1,2,5/18:00-06:00;256Kbit/25Kbit 409dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# TIME=60123/18:00-06:00;256Kbit/25Kbit 410dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# TIME=18:00-06:00;256Kbit/25Kbit 411dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 412dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# This parameter allows you to differentiate the class bandwidth 413dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# throughout the day. You can specify multiple TIME parameters, if 414dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# the times overlap, last match is taken. The fields <rate>, <weight> 415dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# and <peak> correspond to parameters RATE, WEIGHT and PEAK (which 416dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# is optional and applies to TBF leaf qdisc only). 417dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 418dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# You can also specify days of week when the TIME rule applies. <dow> 419dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# is numeric, 0 corresponds to sunday, 1 corresponds to monday, etc. 420dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 421dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### 422dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 423dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Sample configuration file: cbq-1280.My_first_shaper 424dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 425dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 426dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# DEVICE=eth0,10Mbit,1Mbit 427dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RATE=128Kbit 428dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# WEIGHT=10Kbit 429dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO=5 430dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=192.128.1.0/24 431dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 432dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 433dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# The configuration says that we will control traffic on 10Mbit ethernet 434dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# device eth0 and the traffic going to network 192.168.1.0 will be 435dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# processed with priority 5 and shaped to rate of 128Kbit. 436dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 437dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Note that you can control outgoing traffic only. If you want to control 438dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# traffic in both directions, you must set up CBQ for both interfaces. 439dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 440dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Consider the following example: 441dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 442dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# +---------+ 192.168.1.1 443dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# BACKBONE -----eth0-| linux |-eth1------*-[client] 444dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# +---------+ 445dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 446dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Imagine you want to shape traffic from backbone to the client to 28Kbit 447dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# and traffic in the opposite direction to 128Kbit. You need to setup CBQ 448dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# on both eth0 and eth1 interfaces, thus you need two config files: 449dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 450dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# cbq-028.backbone-client 451dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 452dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# DEVICE=eth1,10Mbit,1Mbit 453dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RATE=28Kbit 454dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# WEIGHT=2Kbit 455dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO=5 456dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=192.168.1.1 457dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 458dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 459dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# cbq-128.client-backbone 460dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 461dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# DEVICE=eth0,10Mbit,1Mbit 462dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RATE=128Kbit 463dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# WEIGHT=10Kbit 464dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# PRIO=5 465dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# RULE=192.168.1.1, 466dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# -------------------------------------------------------------------------- 467dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 468dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Pay attention to comma "," in the RULE field - it denotes source address! 469dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 470dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# Enjoy. 471dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat# 472dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 473dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 474dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatexport LC_ALL=C 475dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 476dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Command locations 477dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatTC=/sbin/tc 478dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatIP=/sbin/ip 479dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatMP=/sbin/modprobe 480dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 481dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Default filter priorities (must be different) 482dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatPRIO_RULE_DEFAULT=${PRIO_RULE:-100} 483dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatPRIO_MARK_DEFAULT=${PRIO_MARK:-200} 484dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatPRIO_REALM_DEFAULT=${PRIO_REALM:-300} 485dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 486dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Default CBQ_PATH & CBQ_CACHE settings 487dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_PATH=${CBQ_PATH:-/etc/sysconfig/cbq} 488dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_CACHE=${CBQ_CACHE:-/var/cache/cbq.init} 489dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 490dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Uncomment to enable logfile for debugging 491dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat#CBQ_DEBUG="/var/run/cbq-$1" 492dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 493dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Modules to probe for. Uncomment the last CBQ_PROBE 494dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### line if you have QoS support compiled into kernel 495dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_PROBE="sch_cbq sch_tbf sch_sfq sch_prio" 496dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_PROBE="$CBQ_PROBE cls_fw cls_u32 cls_route" 497dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat#CBQ_PROBE="" 498dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 499dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Keywords required for qdisc & class configuration 500dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_WORDS="DEVICE|RATE|WEIGHT|PRIO|PARENT|LEAF|BOUNDED|ISOLATED" 501dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_WORDS="$CBQ_WORDS|PRIO_MARK|PRIO_RULE|PRIO_REALM|BUFFER" 502dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatCBQ_WORDS="$CBQ_WORDS|LIMIT|PEAK|MTU|QUANTUM|PERTURB" 503dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 504dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Source AVPKT if it exists 505dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat[ -r /etc/sysconfig/cbq/avpkt ] && . /etc/sysconfig/cbq/avpkt 506dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatAVPKT=${AVPKT:-3000} 507dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 508dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 509dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 510dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################# SUPPORT FUNCTIONS ############################# 511dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 512dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 513dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Get list of network devices 514dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_device_list () { 515dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ip link show| sed -n "/^[0-9]/ \ 516dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat { s/^[0-9]\+: \([a-z0-9._]\+\)[:@].*/\1/; p; }" 517dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_device_list 518dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 519dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 520dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Remove root class from device $1 521dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_device_off () { 522dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc qdisc del dev $1 root 2> /dev/null 523dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_device_off 524dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 525dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 526dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Remove CBQ from all devices 527dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_off () { 528dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for dev in `cbq_device_list`; do 529dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_device_off $dev 530dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done 531dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_off 532dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 533dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 534dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Prefixed message 535dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_message () { 536dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "**CBQ: $@" 537dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_message 538dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 539dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Failure message 540dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_failure () { 541dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_message "$@" 542dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat exit 1 543dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_failure 544dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 545dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Failure w/ cbq-off 546dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_fail_off () { 547dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_message "$@" 548dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_off 549dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat exit 1 550dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_fail_off 551dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 552dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 553dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Convert time to absolute value 554dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_time2abs () { 555dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat local min=${1##*:}; min=${min##0} 556dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat local hrs=${1%%:*}; hrs=${hrs##0} 557dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo $[hrs*60 + min] 558dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_time2abs 559dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 560dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 561dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Display CBQ setup 562dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_show () { 563dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for dev in `cbq_device_list`; do 564dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ `tc qdisc show dev $dev| wc -l` -eq 0 ] && continue 565dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "### $dev: queueing disciplines\n" 566dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc $1 qdisc show dev $dev; echo 567dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 568dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ `tc class show dev $dev| wc -l` -eq 0 ] && continue 569dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "### $dev: traffic classes\n" 570dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc $1 class show dev $dev; echo 571dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 572dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ `tc filter show dev $dev| wc -l` -eq 0 ] && continue 573dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "### $dev: filtering rules\n" 574dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc $1 filter show dev $dev; echo 575dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done 576dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_show 577dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 578dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 579dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Check configuration and load DEVICES, DEVFIELDS and CLASSLIST from $1 580dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_init () { 581dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Get a list of configured classes 582dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CLASSLIST=`find $1 \( -type f -or -type l \) -name 'cbq-*' \ 583dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat -not -name '*~' -maxdepth 1 -printf "%f\n"| sort` 584dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$CLASSLIST" ] && 585dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_failure "no configuration files found in $1!" 586dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 587dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Gather all DEVICE fields from $1/cbq-* 588dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DEVFIELDS=`find $1 \( -type f -or -type l \) -name 'cbq-*' \ 589dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat -not -name '*~' -maxdepth 1| xargs sed -n 's/#.*//; \ 590dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat s/[[:space:]]//g; /^DEVICE=[^,]*,[^,]*\(,[^,]*\)\?/ \ 591dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat { s/.*=//; p; }'| sort -u` 592dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$DEVFIELDS" ] && 593dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_failure "no DEVICE field found in $1/cbq-*!" 594dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 595dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Check for different DEVICE fields for the same device 596dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DEVICES=`echo "$DEVFIELDS"| sed 's/,.*//'| sort -u` 597dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ `echo "$DEVICES"| wc -l` -ne `echo "$DEVFIELDS"| wc -l` ] && 598dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_failure "different DEVICE fields for single device!\n$DEVFIELDS" 599dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_init 600dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 601dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 602dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Load class configuration from $1/$2 603dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_load_class () { 604dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CLASS=`echo $2| sed 's/^cbq-0*//; s/^\([0-9a-fA-F]\+\).*/\1/'` 605dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CFILE=`sed -n 's/#.*//; s/[[:space:]]//g; /^[[:alnum:]_]\+=[[:alnum:].,:;/*@-_]\+$/ p' $1/$2` 606dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 607dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Check class number 608dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat IDVAL=`/usr/bin/printf "%d" 0x$CLASS 2> /dev/null` 609dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ $? -ne 0 -o $IDVAL -lt 2 -o $IDVAL -gt 65535 ] && 610dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_fail_off "class ID of $2 must be in range <0002-FFFF>!" 611dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 612dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Set defaults & load class 613dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat RATE=""; WEIGHT=""; PARENT=""; PRIO=5 614dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat LEAF=tbf; BOUNDED=yes; ISOLATED=no 615dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat BUFFER=10Kb/8; LIMIT=15Kb; MTU=1500 616dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PEAK=""; PERTURB=10; QUANTUM="" 617dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 618dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PRIO_RULE=$PRIO_RULE_DEFAULT 619dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PRIO_MARK=$PRIO_MARK_DEFAULT 620dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PRIO_REALM=$PRIO_REALM_DEFAULT 621dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 622dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat eval `echo "$CFILE"| grep -E "^($CBQ_WORDS)="` 623dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 624dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Require RATE/WEIGHT 625dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$RATE" -o -z "$WEIGHT" ] && 626dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_fail_off "missing RATE or WEIGHT in $2!" 627dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 628dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Class device 629dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DEVICE=${DEVICE%%,*} 630dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$DEVICE" ] && cbq_fail_off "missing DEVICE field in $2!" 631dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 632dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat BANDWIDTH=`echo "$DEVFIELDS"| sed -n "/^$DEVICE,/ \ 633dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat { s/[^,]*,\([^,]*\).*/\1/; p; q; }"` 634dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 635dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Convert to "tc" options 636dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PEAK=${PEAK:+peakrate $PEAK} 637dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat PERTURB=${PERTURB:+perturb $PERTURB} 638dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat QUANTUM=${QUANTUM:+quantum $QUANTUM} 639dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 640dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$BOUNDED" = "no" ] && BOUNDED="" || BOUNDED="bounded" 641dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$ISOLATED" = "yes" ] && ISOLATED="isolated" || ISOLATED="" 642dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat} # cbq_load_class 643dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 644dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 645dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 646dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat#################################### INIT ################################### 647dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 648dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 649dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Check for presence of ip-route2 in usual place 650dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat[ -x $TC -a -x $IP ] || 651dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_failure "ip-route2 utilities not installed or executable!" 652dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 653dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 654dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### ip/tc wrappers 655dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatif [ "$1" = "compile" ]; then 656dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### no module probing 657dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CBQ_PROBE="" 658dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 659dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ip () { 660dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $IP "$@" 661dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # ip 662dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 663dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### echo-only version of "tc" command 664dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc () { 665dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo "$TC $@" 666dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # tc 667dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 668dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatelif [ -n "$CBQ_DEBUG" ]; then 669dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "# `date`" > $CBQ_DEBUG 670dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 671dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Logging version of "ip" command 672dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ip () { 673dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "\n# ip $@" >> $CBQ_DEBUG 674dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $IP "$@" 2>&1 | tee -a $CBQ_DEBUG 675dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # ip 676dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 677dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Logging version of "tc" command 678dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc () { 679dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo -e "\n# tc $@" >> $CBQ_DEBUG 680dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $TC "$@" 2>&1 | tee -a $CBQ_DEBUG 681dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # tc 682dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatelse 683dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Default wrappers 684dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 685dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ip () { 686dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $IP "$@" 687dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # ip 688dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 689dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc () { 690dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $TC "$@" 691dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat } # tc 692dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfi # ip/tc wrappers 693dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 694dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 695dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcase "$1" in 696dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 697dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 698dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################### START/COMPILE ############################### 699dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 700dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 701dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatstart|compile) 702dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 703dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Probe QoS modules (start only) 704dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfor module in $CBQ_PROBE; do 705dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $MP $module || cbq_failure "failed to load module $module" 706dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatdone 707dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 708dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### If we are in compile/nocache/logging mode, don't bother with cache 709dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatif [ "$1" != "compile" -a "$2" != "nocache" -a -z "$CBQ_DEBUG" ]; then 710dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat VALID=1 711dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 712dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### validate the cache 713dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$2" = "invalidate" -o ! -f $CBQ_CACHE ] && VALID=0 714dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ $VALID -eq 1 ]; then 715dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ `find $CBQ_PATH -maxdepth 1 -newer $CBQ_CACHE| \ 716dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat wc -l` -gt 0 ] && VALID=0 717dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 718dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 719dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### compile the config if the cache is invalid 720dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ $VALID -ne 1 ]; then 721dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $0 compile > $CBQ_CACHE || 722dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_fail_off "failed to compile CBQ configuration!" 723dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 724dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 725dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### run the cached commands 726dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat exec /bin/sh $CBQ_CACHE 2> /dev/null 727dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfi 728dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 729dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Load DEVICES, DEVFIELDS and CLASSLIST 730dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_init $CBQ_PATH 731dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 732dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 733dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Setup root qdisc on all configured devices 734dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfor dev in $DEVICES; do 735dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Retrieve device bandwidth and, optionally, weight 736dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DEVTEMP=`echo "$DEVFIELDS"| sed -n "/^$dev,/ { s/$dev,//; p; q; }"` 737dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DEVBWDT=${DEVTEMP%%,*}; DEVWGHT=${DEVTEMP##*,} 738dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$DEVBWDT" = "$DEVWGHT" ] && DEVWGHT="" 739dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 740dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Device bandwidth is required 741dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ -z "$DEVBWDT" ]; then 742dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_message "could not determine bandwidth for device $dev!" 743dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_failure "please set up the DEVICE fields properly!" 744dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 745dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 746dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Check if the device is there 747dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ip link show $dev &> /dev/null || 748dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_fail_off "device $dev not found!" 749dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 750dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Remove old root qdisc from device 751dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_device_off $dev 752dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 753dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 754dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Setup root qdisc + class for device 755dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc qdisc add dev $dev root handle 1 cbq \ 756dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat bandwidth $DEVBWDT avpkt $AVPKT cell 8 757dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 758dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Set weight of the root class if set 759dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -n "$DEVWGHT" ] && 760dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc class change dev $dev root cbq weight $DEVWGHT allot 1514 761dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 762dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$1" = "compile" ] && echo 763dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatdone # dev 764dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 765dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 766dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Setup traffic classes 767dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfor classfile in $CLASSLIST; do 768dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_load_class $CBQ_PATH $classfile 769dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 770dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Create the class 771dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc class add dev $DEVICE parent 1:$PARENT classid 1:$CLASS cbq \ 772dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat bandwidth $BANDWIDTH rate $RATE weight $WEIGHT prio $PRIO \ 773dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat allot 1514 cell 8 maxburst 20 avpkt $AVPKT $BOUNDED $ISOLATED || 774dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_fail_off "failed to add class $CLASS with parent $PARENT on $DEVICE!" 775dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 776dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Create leaf qdisc if set 777dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ "$LEAF" = "tbf" ]; then 778dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc qdisc add dev $DEVICE parent 1:$CLASS handle $CLASS tbf \ 779dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat rate $RATE buffer $BUFFER limit $LIMIT mtu $MTU $PEAK 780dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat elif [ "$LEAF" = "sfq" ]; then 781dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc qdisc add dev $DEVICE parent 1:$CLASS handle $CLASS sfq \ 782dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $PERTURB $QUANTUM 783dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 784dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 785dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 786dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Create fw filter for MARK fields 787dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for mark in `echo "$CFILE"| sed -n '/^MARK/ { s/.*=//; p; }'`; do 788dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Attach fw filter to root class 789dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc filter add dev $DEVICE parent 1:0 protocol ip \ 790dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat prio $PRIO_MARK handle $mark fw classid 1:$CLASS 791dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done ### mark 792dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 793dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Create route filter for REALM fields 794dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for realm in `echo "$CFILE"| sed -n '/^REALM/ { s/.*=//; p; }'`; do 795dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Split realm into source & destination realms 796dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SREALM=${realm%%,*}; DREALM=${realm##*,} 797dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$SREALM" = "$DREALM" ] && SREALM="" 798dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 799dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Convert asterisks to empty strings 800dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SREALM=${SREALM#\*}; DREALM=${DREALM#\*} 801dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 802dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Attach route filter to the root class 803dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc filter add dev $DEVICE parent 1:0 protocol ip \ 804dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat prio $PRIO_REALM route ${SREALM:+from $SREALM} \ 805dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ${DREALM:+to $DREALM} classid 1:$CLASS 806dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done ### realm 807dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 808dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Create u32 filter for RULE fields 809dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for rule in `echo "$CFILE"| sed -n '/^RULE/ { s/.*=//; p; }'`; do 810dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Split rule into source & destination 811dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SRC=${rule%%,*}; DST=${rule##*,} 812dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$SRC" = "$rule" ] && SRC="" 813dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 814dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 815dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Split destination into address, port & mask fields 816dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DADDR=${DST%%:*}; DTEMP=${DST##*:} 817dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$DADDR" = "$DST" ] && DTEMP="" 818dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 819dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat DPORT=${DTEMP%%/*}; DMASK=${DTEMP##*/} 820dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$DPORT" = "$DTEMP" ] && DMASK="0xffff" 821dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 822dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 823dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Split up source (if specified) 824dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SADDR=""; SPORT="" 825dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ -n "$SRC" ]; then 826dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SADDR=${SRC%%:*}; STEMP=${SRC##*:} 827dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$SADDR" = "$SRC" ] && STEMP="" 828dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 829dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SPORT=${STEMP%%/*}; SMASK=${STEMP##*/} 830dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$SPORT" = "$STEMP" ] && SMASK="0xffff" 831dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 832dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 833dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 834dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Convert asterisks to empty strings 835dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat SADDR=${SADDR#\*}; DADDR=${DADDR#\*} 836dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 837dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Compose u32 filter rules 838dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat u32_s="${SPORT:+match ip sport $SPORT $SMASK}" 839dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat u32_s="${SADDR:+match ip src $SADDR} $u32_s" 840dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat u32_d="${DPORT:+match ip dport $DPORT $DMASK}" 841dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat u32_d="${DADDR:+match ip dst $DADDR} $u32_d" 842dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 843dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Uncomment the following if you want to see parsed rules 844dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat #echo "$rule: $u32_s $u32_d" 845dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 846dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Attach u32 filter to the appropriate class 847dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc filter add dev $DEVICE parent 1:0 protocol ip \ 848dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat prio $PRIO_RULE u32 $u32_s $u32_d classid 1:$CLASS 849dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done ### rule 850dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 851dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$1" = "compile" ] && echo 852dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatdone ### classfile 853dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat;; 854dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 855dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 856dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 857dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat################################# TIME CHECK ################################ 858dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 859dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 860dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehattimecheck) 861dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 862dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Get time + weekday 863dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatTIME_TMP=`date +%w/%k:%M` 864dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatTIME_DOW=${TIME_TMP%%/*} 865dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San MehatTIME_NOW=${TIME_TMP##*/} 866dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 867dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Load DEVICES, DEVFIELDS and CLASSLIST 868dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatcbq_init $CBQ_PATH 869dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 870dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat### Run through all classes 871dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatfor classfile in $CLASSLIST; do 872dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Gather all TIME rules from class config 873dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TIMESET=`sed -n 's/#.*//; s/[[:space:]]//g; /^TIME/ { s/.*=//; p; }' \ 874dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $CBQ_PATH/$classfile` 875dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$TIMESET" ] && continue 876dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 877dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat MATCH=0; CHANGE=0 878dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat for timerule in $TIMESET; do 879dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TIME_ABS=`cbq_time2abs $TIME_NOW` 880dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 881dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Split TIME rule to pieces 882dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TIMESPEC=${timerule%%;*}; PARAMS=${timerule##*;} 883dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat WEEKDAYS=${TIMESPEC%%/*}; INTERVAL=${TIMESPEC##*/} 884dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat BEG_TIME=${INTERVAL%%-*}; END_TIME=${INTERVAL##*-} 885dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 886dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Check the day-of-week (if present) 887dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$WEEKDAYS" != "$INTERVAL" -a \ 888dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat -n "${WEEKDAYS##*$TIME_DOW*}" ] && continue 889dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 890dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Compute interval boundaries 891dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat BEG_ABS=`cbq_time2abs $BEG_TIME` 892dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat END_ABS=`cbq_time2abs $END_TIME` 893dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 894dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Midnight wrap fixup 895dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ $BEG_ABS -gt $END_ABS ]; then 896dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ $TIME_ABS -le $END_ABS ] && 897dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TIME_ABS=$[TIME_ABS + 24*60] 898dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 899dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat END_ABS=$[END_ABS + 24*60] 900dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 901dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 902dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### If the time matches, remember params and set MATCH flag 903dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ $TIME_ABS -ge $BEG_ABS -a $TIME_ABS -lt $END_ABS ]; then 904dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TMP_RATE=${PARAMS%%/*}; PARAMS=${PARAMS#*/} 905dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TMP_WGHT=${PARAMS%%/*}; TMP_PEAK=${PARAMS##*/} 906dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 907dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ "$TMP_PEAK" = "$TMP_WGHT" ] && TMP_PEAK="" 908dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat TMP_PEAK=${TMP_PEAK:+peakrate $TMP_PEAK} 909dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 910dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat MATCH=1 911dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 912dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat done ### timerule 913dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 914dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 915dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_load_class $CBQ_PATH $classfile 916dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 917dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Get current RATE of CBQ class 918dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat RATE_NOW=`tc class show dev $DEVICE| sed -n \ 919dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat "/cbq 1:$CLASS / { s/.*rate //; s/ .*//; p; q; }"` 920dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ -z "$RATE_NOW" ] && continue 921dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 922dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Time interval matched 923dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ $MATCH -ne 0 ]; then 924dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 925dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Check if there is any change in class RATE 926dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ "$RATE_NOW" != "$TMP_RATE" ]; then 927dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_RATE="$TMP_RATE" 928dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_WGHT="$TMP_WGHT" 929dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_PEAK="$TMP_PEAK" 930dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CHANGE=1 931dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 932dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 933dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Match not found, reset to default RATE if necessary 934dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat elif [ "$RATE_NOW" != "$RATE" ]; then 935dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_WGHT="$WEIGHT" 936dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_RATE="$RATE" 937dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat NEW_PEAK="$PEAK" 938dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat CHANGE=1 939dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 940dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 941dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### If there are no changes, go for next class 942dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat [ $CHANGE -eq 0 ] && continue 943dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 944dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Replace CBQ class 945dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc class replace dev $DEVICE classid 1:$CLASS cbq \ 946dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat bandwidth $BANDWIDTH rate $NEW_RATE weight $NEW_WGHT prio $PRIO \ 947dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat allot 1514 cell 8 maxburst 20 avpkt $AVPKT $BOUNDED $ISOLATED 948dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 949dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ### Replace leaf qdisc (if any) 950dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat if [ "$LEAF" = "tbf" ]; then 951dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat tc qdisc replace dev $DEVICE handle $CLASS tbf \ 952dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat rate $NEW_RATE buffer $BUFFER limit $LIMIT mtu $MTU $NEW_PEAK 953dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat fi 954dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 955dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_message "$TIME_NOW: class $CLASS on $DEVICE changed rate ($RATE_NOW -> $NEW_RATE)" 956dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatdone ### class file 957dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat;; 958dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 959dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 960dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 961dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat################################## THE REST ################################# 962dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat############################################################################# 963dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 964dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatstop) 965dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_off 966dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ;; 967dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 968dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatlist) 969dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_show 970dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ;; 971dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 972dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatstats) 973dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat cbq_show -s 974dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ;; 975dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 976dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatrestart) 977dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat shift 978dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $0 stop 979dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat $0 start "$@" 980dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat ;; 981dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat 982dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat*) 983dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehat echo "Usage: `basename $0` {start|compile|stop|restart|timecheck|list|stats}" 984dcfb7a77f8709125e97c313cb8ab6ec4d87468f4San Mehatesac 985