#--
# Copyright (c) 2004-2010 Mellanox Technologies LTD. All rights reserved.
#
# This software is available to you under a choice of one of two
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# 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
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# 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 "FLOW: duplicate some port guid"
# duplicate the node guid from the source to the dest
proc dupNodeGuid {fromNode toNode} {
global errorInfo
set newGuid [IBNode_guid_get $fromNode]
set toNodeName [IBNode_name_get $toNode]
set fromNodeName [IBNode_name_get $fromNode]
puts "-I- Overriding node:$toNodeName guid to $newGuid (dup of $fromNodeName)"
# IBDM ...
IBNode_guid_set $toNode $newGuid
# But we need to deal with the SIMNODE too:
set simNode "sim$toNode"
set ni [IBMSNode_getNodeInfo $simNode]
ib_node_info_t_node_guid_set $ni $newGuid
}
# duplicate the port guid from the source to the dest
proc dupPortGuid {fromNodeNPort toNodeNPort} {
# IBDM has a limitation of not holding "end ports"
# instead only physical ports are available.
# So in case of a switch port (port num 0) we need to handle all physical ports
# instead...
# do we have a switch as the guid to duplicate?
set node [lindex $fromNodeNPort 0]
if {[lindex $fromNodeNPort 1] == 0} {
# just use the port 1 instead
set port [IBNode_getPort $node 1]
set fromPortName "[IBNode_name_get $node]/P0"
} else {
set port [IBNode_getPort $node [lindex $fromNodeNPort 1]]
set fromPortName [IBPort_getName $port]
}
set newGuid [IBPort_guid_get $port]
# do we have a switch port 0 as a target?
set node [lindex $toNodeNPort 0]
if {[lindex $toNodeNPort 1] == 0} {
set numPorts [IBNode_numPorts_get $node]
for {set pn 1} {$pn <= $numPorts} {incr pn} {
set port [IBNode_getPort $node $pn]
if {$port != ""} {
lappend targetPorts $port
}
}
set simNodeInfo [IBMSNode_getNodeInfo sim$node]
puts "-I- Overriding node:[IBNode_name_get $node] port guid to $newGuid (dup of $fromPortName)"
ib_node_info_t_port_guid_set $simNodeInfo $newGuid
} else {
set port [IBNode_getPort $node [lindex $toNodeNPort 1]]
set targetPorts $port
}
# do the copy
foreach port $targetPorts {
puts "-I- Overriding port:[IBPort_getName $port] guid to $newGuid (dup of $fromPortName)"
IBPort_guid_set $port $newGuid
}
}
# get a random order of all the fabric endports:
# a list of {node port-num random}
proc getEndPortsByRandomOreder {fabric} {
global IB_SW_NODE
# get number of nodes:
set nodesByName [IBFabric_NodeByName_get $fabric]
set nodePortNOrderList {}
foreach nodeNameNId [IBFabric_NodeByName_get $fabric] {
set node [lindex $nodeNameNId 1]
# each node might be a switch (then take port 0)
if {[IBNode_type_get $node] == $IB_SW_NODE} {
lappend nodePortNOrderList [list $node 0 [rmRand]]
} else {
# only connected ports please:
set numPorts [IBNode_numPorts_get $node]
for {set pn 1} {$pn <= $numPorts} {incr pn} {
set port [IBNode_getPort $node $pn]
if {($port != "") && ([IBPort_p_remotePort_get $port] != "")} {
lappend nodePortNOrderList [list $node $pn [rmRand]]
}
}
}
}
set randNodes {}
foreach nodePortNRnd [lsort -index 2 -real $nodePortNOrderList] {
lappend randNodes [lrange $nodePortNRnd 0 1]
}
return $randNodes
}
# setup post SM run changes:
proc postSmSettings {fabric} {
return "-I- Nothing to be done post SM"
}
# make sure ibdiagnet reported the bad links
proc verifyDiagRes {fabric logFile} {
return "-I- Could not figure out if OK yet"
}
set fabric [IBMgtSimulator getFabric]
# get a random order of the end ports:
set randEndPorts [getEndPortsByRandomOreder $fabric]
set numEndPorts [llength $randEndPorts]
set swaps [expr int([rmRand]*$numEndPorts)/5]
set swaps 1
for {set i 1} {$i <= $swaps } {incr i} {
set idx [expr ($i + int([rmRand]*$numEndPorts))%$numEndPorts]
set fromNodeNPort [lindex $randEndPorts $idx]
set clones [expr int([rmRand]*2)]
for {set j 1} {$j <= $clones} {incr j} {
set toNodeNPort [lindex $randEndPorts [expr ($idx+$j)%$numEndPorts]]
if {[catch {dupPortGuid $fromNodeNPort $toNodeNPort} e]} {
puts $errorInfo
}
dupNodeGuid [lindex $fromNodeNPort 0] [lindex $toNodeNPort 0]
}
}