144 lines
4.0 KiB
Bash
Executable File
144 lines
4.0 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2017 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# $1 - listening port of remote log server
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PORT=$1
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function is_loopback
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{
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# (from include/uapi/linux/if.h)
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IFF_LOOPBACK=$((1<<3))
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# get the interface flags
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FLAGS=`cat /sys/class/net/$DEV/flags`
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if ((($IFF_LOOPBACK & $FLAGS) == 0))
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then
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return 1
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else
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return 0
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fi
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}
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function log
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{
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# It seems that syslog isn't yet running, so append directly to the syslog file
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echo `date +%FT%T.%3N` `hostname` CGCS_TC_SETUP: $@ >> /var/log/platform.log
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}
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function test_valid_speed
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{
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# After the link is enabled but before the autonegotiation is complete
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# the link speed may be read as either -1 or as 4294967295 (which is
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# uint(-1) in twos-complement) depending on the kernel. Neither one is valid.
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if (( $1 > 0 )) && (( $1 != 4294967295 ))
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then
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return 0
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else
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return 1
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fi
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}
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function get_dev_speed
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{
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# If the link doesn't come up we won't go enabled, so here we can
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# afford to wait forever for the link.
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while true
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do
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if [ -e /sys/class/net/$1/bonding ]
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then
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for VAL in `cat /sys/class/net/$1/lower_*/speed`
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do
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if test_valid_speed $VAL
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then
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log slave for bond link $1 reported speed $VAL
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echo $VAL
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return 0
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else
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log slave for bond link $1 reported invalid speed $VAL
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fi
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done
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log all slaves for bond link $1 reported invalid speeds, will sleep 30 sec and try again
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else
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VAL=`cat /sys/class/net/$1/speed`
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if test_valid_speed $VAL
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then
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log link $1 reported speed $VAL
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echo $VAL
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return 0
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else
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log link $1 returned invalid speed $VAL, will sleep 30 sec and try again
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fi
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fi
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sleep 30
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done
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}
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if [ -f /etc/platform/platform.conf ]
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then
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source /etc/platform/platform.conf
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else
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exit 0
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fi
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# bandwitdh percentages, in case of over-percentage, bandwidth is divided based
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# on bandwidth ratios
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DEFAULT_BW=10
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LOG_BW=9
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# bandwitdh ceiling percentages, for borrowing bandwidth
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DEFAULT_CBW=20
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LOG_CBW=20
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# 1:40 = default class from cgcs_tc_setup.sh
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# 1:60 = LOG class
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if [ $nodetype == "controller" ]
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then
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# Add class and filters to the oam interface
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DEV=$oam_interface
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SPEED=$(get_dev_speed $DEV)
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# delete existing qdiscs
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tc qdisc del dev $DEV root > /dev/null 2>&1
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# create new qdiscs, classes and LOG filters
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tc qdisc add dev $DEV root handle 1: htb default 40
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tc class add dev $DEV parent 1: classid 1:1 htb rate ${SPEED}mbit burst 15k quantum 60000
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AC="tc class add dev $DEV parent 1:1 classid"
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$AC 1:40 htb rate $((${DEFAULT_BW}*${SPEED}/100))mbit burst 15k ceil $((${DEFAULT_CBW}*${SPEED}/100))mbit quantum 60000
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$AC 1:60 htb rate $((${LOG_BW}*${SPEED}/100))mbit burst 15k ceil $((${LOG_CBW}*${SPEED}/100))mbit quantum 60000
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tc qdisc add dev $DEV parent 1:40 handle 40: sfq perturb 10
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tc qdisc add dev $DEV parent 1:60 handle 60: sfq perturb 10
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tc filter add dev $DEV protocol ip parent 1:0 prio 1 u32 match ip dport ${PORT} 0xffff flowid 1:60
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tc filter add dev $DEV protocol ip parent 1:0 prio 1 u32 match ip sport ${PORT} 0xffff flowid 1:60
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fi
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# On all node types, add LOG class 1:60 and filters to the mgmt interface
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DEV=$management_interface
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if is_loopback
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then
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# mgmt/infra uses the loopback for CPE simplex
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exit 0
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fi
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SPEED=$(get_dev_speed $DEV)
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AC="tc class add dev $DEV parent 1:1 classid"
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$AC 1:60 htb rate $((${LOG_BW}*${SPEED}/100))mbit burst 15k ceil $((${LOG_CBW}*${SPEED}/100))mbit quantum 60000
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tc qdisc add dev $DEV parent 1:60 handle 60: sfq perturb 10
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tc filter add dev $DEV protocol ip parent 1:0 prio 1 u32 match ip dport ${PORT} 0xffff flowid 1:60
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tc filter add dev $DEV protocol ip parent 1:0 prio 1 u32 match ip sport ${PORT} 0xffff flowid 1:60
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