#--
# Copyright (c) 2004-2010 Mellanox Technologies LTD. All rights reserved.
#
# This software is available to you under a choice of one of two
# licenses. You may choose to be licensed under the terms of the GNU
# General Public License (GPL) Version 2, available from the file
# COPYING in the main directory of this source tree, or the
# OpenIB.org BSD license below:
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the following
# conditions are met:
#
# - Redistributions of source code must retain the above
# copyright notice, this list of conditions and the following
# disclaimer.
#
# - Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#--
puts "Asslow assigning drop rate on ports and running all to all traffic"
########################################################################
#
# Set node port bad link with specific drop %
proc setNodePortErrProfile {fabric nodeName portNum dropRate} {
set node [IBFabric_getNode $fabric $nodeName]
if {$node == ""} {
puts "-E- fail to find node $nodeName"
return "ERR: fail to find node $nodeName"
}
set port [IBNode_getPort $node $portNum]
if {$port == ""} {
puts "-E- fail to find node $nodeName port $portNum"
return "ERR: fail to find node $nodeName port $portNum"
}
set remPort [IBPort_p_remotePort_get $port]
if {$remPort == ""} {
puts "-E- No remote port on node $nodeName port $portNum"
return "ERR: No remote port on node $nodeName port $portNum"
}
# set the node drop rate
puts "-I- Setting drop rate:$dropRate on node:$node port:$portNum"
set portErrProf "-drop-rate-avg $dropRate -drop-rate-var 4"
IBMSNode_setPhyPortErrProfile sim$node $portNum $portErrProf
return "Set node:$nodeName port:$portNum packet drop rate to:$dropRate"
}
########################################################################
#
# Run all to all QP1 traffic
#
# obtain the list of lids of HCA ports in the fabric
# set the global LIDS to that list
proc getAddressiblePortLids {fabric} {
global IB_SW_NODE
global LIDS
global HCA_PORT_BY_LID
# go over all nodes
foreach nodeNameNId [IBFabric_NodeByName_get $fabric] {
set node [lindex $nodeNameNId 1]
# switches has only one port - port 0
if {[IBNode_type_get $node] != $IB_SW_NODE} {
set pMin 1
set pMax [IBNode_numPorts_get $node]
for {set pn $pMin} {$pn <= $pMax} {incr pn} {
set port [IBNode_getPort $node $pn]
if {$port == ""} {continue}
# if the port is not connected ignore it:
if {[IBPort_p_remotePort_get $port] != ""} {
set lid [IBPort_base_lid_get $port]
set PORT_LID($lid) 1
set HCA_PORT_BY_LID($lid) $port
}
}
}
}
set LIDS [array names PORT_LID]
return $LIDS
}
# randomaly select one of the numbers provided in the given sequence
proc getRandomNumOfSequence {seq} {
set idx [expr int([rmRand]*[llength $seq])]
return [lindex $seq $idx]
}
proc startAllToAllTraffic {fabric} {
global LIDS HCA_PORT_BY_LID
if {![info exists LIDS]} {
getAddressiblePortLids $fabric
}
set srcLid [getRandomNumOfSequence $LIDS]
set dstLid [getRandomNumOfSequence $LIDS]
set port $HCA_PORT_BY_LID($srcLid)
set node [IBPort_p_node_get $port]
set portNum [IBPort_num_get $port]
# for now we will send a service record request from the source to dest
set pam [new_madServiceRec]
# send it to the SM_LID:
madServiceRec_send_set $pam sim$node $portNum $dstLid 0
puts "Sent service record req src:$srcLid dst:$dstLid"
# deallocate
delete_madServiceRec $pam
after 1 "startAllToAllTraffic $fabric"
return 0
}
set fabric [IBMgtSimulator getFabric]