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puts "FLOW: duplicate some port guid"
# 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
}
}
} 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} {
# get number of nodes:
set nodesByName [IBFabric_NodeByName_get $fabric]
set nodePortNOrderList {}
foreach nodeNameNId [IBFabric_NodeByName_get $fabric] {
set node [lindex $nodeNameNId 1]
set nodeName [lindex $nodeNameNId 0]
# each node might be a switch (then take port 0)
if {[IBNode_type_get $node] != 1} {
# only connected ports please:
set numPorts [IBNode_numPorts_get $node]
for {set pn 1} {$pn <= $numPorts} {incr pn} {
# not the local node please on port 1
if {$nodeName == "H-1/U1" && $pn == 1} { continue }
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
}
# set the change bit on one of the switches:
proc setOneSwitchChangeBit {fabric} {
global DISCONNECTED_NODES
set allNodes [IBFabric_NodeByName_get $fabric]
foreach nameNNode $allNodes {
set node [lindex $nameNNode 1]
if {[IBNode_type_get $node] == 1} {
if {![info exists DISCONNECTED_NODES($node)]} {
set swi [IBMSNode_getSwitchInfo sim$node]
set lifeState [ib_switch_info_t_life_state_get $swi]
set lifeState [expr ($lifeState & 0xf8) | 4 ]
ib_switch_info_t_life_state_set $swi $lifeState
puts "-I- Set change bit on switch:$node"
return "-I- Set change bit on switch:$node"
}
}
}
return "-E- Fail to set any change bit. Could not find a switch"
}
# every 2 seconds cause switch change bit to be set
proc causeHeavySweeps {fabric} {
setOneSwitchChangeBit $fabric
after 2000 "causeHeavySweeps $fabric"
}
# 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 smNode [IBFabric_getNode $fabric "H-1/U1"]
set fromNodeNPort [list $smNode 1]
set toNodeNPort [lindex $randEndPorts 0]
dupPortGuid $fromNodeNPort $toNodeNPort
causeHeavySweeps $fabric
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