Reads HP Blade Enclosure XML (/xmldata?item=all) inventory page and formats in a PS friendly object. Does not require authentication to the chassis, so good for inventory in a new environment or quick status check.

Get-HPEnclosure.ps1

function Get-HPEnclosure {
param(
    [Parameter(Mandatory,ValueFromPipeline)]
    [string]$ComputerName
)
$URL = 'http://{0}/xmldata?item=All' -f $ComputerName
$Result = [xml](Invoke-RestMethod -Uri $URL -Method Get)

$Enclosure = [pscustomobject]@{
    'Name'           = $Result.RIMP.INFRA2.ENCL
    'SerialNumber'   = $Result.RIMP.INFRA2.ENCL_SN
    'Rack'           = $Result.RIMP.INFRA2.RACK
    'ProductName'    = $Result.RIMP.INFRA2.PN
    'Diagnostics'    = [pscustomobject]@{}
    'FanStatus'      = $Result.RIMP.INFRA2.FANS.STATUS
    'FansRedundant'  = if ($Result.RIMP.INFRA2.FANS.REDUNDANCY -eq 'REDUNDANT') {$true} else {$false}
    'Power'          = $Result.RIMP.INFRA2.POWER.TYPE
    'PowerStatus'    = $Result.RIMP.INFRA2.POWER.STATUS
    'PowerRedundant' = if ($Result.RIMP.INFRA2.POWER.REDUNDANCY -eq 'REDUNDANT') {$true} else {$false}
    'PowerSupplyNeed'= $Result.RIMP.INFRA2.POWER.NEEDED_PS
    'PowerSupplyWant'= $Result.RIMP.INFRA2.POWER.WANTED_PS
    'PowerOnFlag'    = switch ($Result.RIMP.INFRA2.POWER.POWERONFLAG) { 'true' {$true}; 'false' {$false}}
    'PowerSupplies'  = @()
    'Blades'         = @()
    'Switches'       = @()
    'OAs'            = @()
    
}

Add-Member -InputObject $Enclosure -MemberType ScriptProperty -Name ArePowerSuppliesOK -Value {
    @($this.PowerSupplies | Where { ($_.Status -ne 'OK')}).Count -eq 0
}

Add-Member -InputObject $Enclosure -MemberType ScriptProperty -Name AreBladesOK -Value {
    @($this.Blades | Where { ($_.Status -ne 'OK') -and ($_.PowerState -ne 'OFF')}).Count -eq 0
}

Add-Member -InputObject $Enclosure -MemberType ScriptProperty -Name AreSwitchesOK -Value {
    @($this.Switches | Where { ($_.Status -ne 'OK')}).Count -eq 0
}

Add-Member -InputObject $Enclosure -MemberType ScriptProperty -Name AreOAsOK -Value {
    @($this.OAs | Where { ($_.Status -ne 'OK')}).Count -eq 0
}


$Result.RIMP.INFRA2.DIAG.ChildNodes | ForEach-Object {
    if (($_.'#Text' -notin @('NOT_TESTED','NOT_RELEVANT')) -and ($_.Name -ne '#whitespace')) {
        $MemberProperties = @{
            'InputObject' = $Enclosure.Diagnostics
            'MemberType'  = 'NoteProperty'
            'Name'        = $_.Name.ToString()
            'Value'       = $_.'#Text'.ToString()
        }
        
        Add-Member @MemberProperties
    }        
}

$Enclosure.Blades += $Result.RIMP.INFRA2.BLADES.BLADE | ForEach-Object {
    $Node = [pscustomobject]@{
        'Bay' = $_.BAY.CONNECTION
        'Type'         = $_.TYPE
        'Manufacturer' = $_.MANUFACTURER
        'ProductName'  = $_.SPN
        'SerialNumber' = $_.BSN
        'Status'       = $_.STATUS
        'UIDStatus'    = $_.UIDSTATUS
        'PowerState'   = $_.POWER.POWERSTATE
        'Diagnostics'  = [pscustomobject]@{
            'PowerConsumed'= $_.POWER.POWER_CONSUMED
        }
        'iLOIPAddress' = $_.MGMTIPADDR
        'iLODNSName'   = $_.MGMTDNSNAME
        'Mezzanine'    = @(
            $_.PORTMAP.MEZZ.DEVICE | ForEach-Object {
                if ($_ -ne $null) {        
                    [pscustomobject]@{
                        'Name' = $_.NAME
                        'Type' = $_.TYPE
                        'Status' = $_.STATUS
                        'Ports' = $_.PORT
                    }
                }
            }
        )
    }

    $_.DIAG.ChildNodes | ForEach-Object {
        if (($_.'#Text' -notin @('NOT_TESTED','NOT_RELEVANT')) -and ($_.Name -ne '#whitespace')) {
            $MemberProperties = @{
                'InputObject' = $Node.Diagnostics
                'MemberType'  = 'NoteProperty'
                'Name'        = $_.Name.ToString()
                'Value'       = $_.'#Text'.ToString()
            }
            Add-Member @MemberProperties
        }    
    }

    $Node
}

$Enclosure.Switches += $Result.RIMP.INFRA2.SWITCHES.SWITCH | ForEach-Object {
    $Node = [pscustomobject]@{
        'Bay'          = $_.BAY.CONNECTION
        'Manufacturer' = $_.MANUFACTURER
        'ProductName'  = $_.SPN
        'SerialNumber' = $_.BSN
        'Status'       = $_.STATUS
        'UIDStatus'    = $_.UIDSTATUS
        'PowerState'   = $_.POWER.POWERSTATE
        'Diagnostics'  = [pscustomobject]@{}
        'ManagementIP' = $_.MGMTIPADDR
        'ManagementURL'= $_.MGMTURL
    }

    $_.DIAG.ChildNodes | ForEach-Object {
        if (($_.'#Text' -notin @('NOT_TESTED','NOT_RELEVANT')) -and ($_.Name -ne '#whitespace')) {
            $MemberProperties = @{
                'InputObject' = $Node.Diagnostics
                'MemberType'  = 'NoteProperty'
                'Name'        = $_.Name.ToString()
                'Value'       = $_.'#Text'.ToString()
            }
            Add-Member @MemberProperties
        }    
    }

    $Node
}

$Enclosure.OAs += $Result.RIMP.INFRA2.MANAGERS.MANAGER | ForEach-Object {
    $Node = [pscustomobject]@{
        'Bay'            = $_.BAY.CONNECTION
        'Manufacturer'   = $_.MANUFACTURER
        'Name'           = $_.NAME
        'Role'           = $_.ROLE
        'FirmwareVersion'= $_.FWRI
        'WizardStatus'   = $_.WIZARDSTATUS
        'Status'         = $_.STATUS
        'UIDStatus'      = $_.UIDSTATUS
        'PowerState'     = $_.POWER.POWERSTATE
        'Diagnostics'    = [pscustomobject]@{}
        'ManagementIP'   = $_.MGMTIPADDR
    }

    $_.DIAG.ChildNodes | ForEach-Object {
        if (($_.'#Text' -notin @('NOT_TESTED','NOT_RELEVANT')) -and ($_.Name -ne '#whitespace')) {
            $MemberProperties = @{
                'InputObject' = $Node.Diagnostics
                'MemberType'  = 'NoteProperty'
                'Name'        = $_.Name.ToString()
                'Value'       = $_.'#Text'.ToString()
            }
            Add-Member @MemberProperties
        }    
    }

    $Node
}

$Enclosure.PowerSupplies += $Result.RIMP.INFRA2.POWER.POWERSUPPLY | ForEach-Object {
    $Node = [pscustomobject]@{
        'Bay'            = $_.BAY.CONNECTION
        'PartNumber'     = $_.PN
        'SerialNumber'   = $_.SN
        'Capacity'       = $_.CAPACITY
        'ActualOutput'   = $_.ACTUALOUTPUT
        'ACinput'        = $_.ACINPUT
        'Status'         = $_.STATUS
        'FirmwareVersion'= $_.FWRI
        'Diagnostics'    = [pscustomobject]@{}
    }

    $_.DIAG.ChildNodes | ForEach-Object {
        if (($_.'#Text' -notin @('NOT_TESTED','NOT_RELEVANT')) -and ($_.Name -ne '#whitespace')) {
            $MemberProperties = @{
                'InputObject' = $Node.Diagnostics
                'MemberType'  = 'NoteProperty'
                'Name'        = $_.Name.ToString()
                'Value'       = $_.'#Text'.ToString()
            }
            Add-Member @MemberProperties
        }    
    }

    $Node
}

$Enclosure

}