Powershell script to run the PeopleTools 8.56 Upgrade job headlessly. A few assumptions with the script: All manual steps are marked as complete.; your PT Client installs are at c:\client-8.xx.xx

applyPT856Upgrade.ps1

<#PSScriptInfo
    .SYNOPSIS
        Apply the PeopleTools 8.56 Upgrade Project
    .DESCRIPTION
        Automate the Change Assistant job that applies the PTU856 project to a database.
    .PARAMETER DATABASE
        Which database to encrypt the password
    .PARAMETER PT_VERSION
        PeopleTools version to apply
    .PARAMETER CA_BASE
        (Optional) Base folder for CA's output, staging, download folders. Defaults to C:\City-CA
    .PARAMETER CA_PATH
        (Optional) Change Assistant Installation Directory. Defaults to C:\ca\ca-${PT_VERSION}
    .PARAMETER ORACLE_CLIENT_HOME
        (Optional) Location of Oracle Client. Defaults to c:\oracle\product\12.1.0\client_1
    .PARAMETER STEP
        (Optional) The CA Step to resume - an integer from the output log
    .EXAMPLE
        applyPT856Upgrade.ps1 -database HRDEV -pt_version 8.56.06 
#>

[CmdletBinding()]
Param(
  [Parameter(Mandatory=$true)][String]$DATABASE,
  [Parameter(Mandatory=$true)][String]$PT_VERSION,
  [Parameter()][String]$CA_BASE = "C:\ca",
  [Parameter()][String]$CA_PATH = "${CA_BASE}\ca-${PT_VERSION}",
  [Parameter()][String]$ORACLE_CLIENT_HOME = "c:\oracle\product\12.1.0\client_1",
  [Parameter()][int]$STEP = 0
)

# Valid values: "Stop", "Inquire", "Continue", "Suspend", "SilentlyContinue"
$ErrorActionPreference = "Stop"
$DebugPreference = "SilentlyContinue"
$VerbosePreference = "SilentlyContinue"

function set_ca_paths {
    $CLIENT_LOCATION="C:\client-${PT_VERSION}"
    $SQLPLUS_LOCATION="${ORACLE_CLIENT_HOME}\BIN\sqlplus.exe"
    if (!(Test-Path $CA_BASE\output))   { New-Item -Path $CA_PATH\output -ItemType Directory }
    if (!(Test-Path $CA_BASE\staging))  { New-Item -Path $CA_PATH\staging -ItemType Directory }
    if (!(Test-Path $CA_BASE\download)) { New-Item -Path $CA_PATH\download -ItemType Directory }
}

function configure_ca {
    Set-Location $CA_PATH
    & "${CA_PATH}\changeassistant.bat" `
        -MODE UM -ACTION OPTIONS `
        -OUT "${CA_BASE}\output\ca.log" `
        -REPLACE Y `
        -EXONERR Y `
        -SWP False `
        -MCP 5 `
        -PSH "${CLIENT_LOCATION}" `
        -STG "${CA_BASE}\staging" `
        -OD "${CA_BASE}\output" `
        -DL "c:\client-${PT_VERSION}\PTU" `
        -SQH "${SQLPLUS_LOCATION}" `
        -EMYN N 
    
        if (!($LASTEXITCODE -eq 0)) {
        Write-Output "Error configuring Change Assistant. Check database name: [${DATABASE}] (did you use upper case?)"
        Set-Location $START_LOCATION
        Exit 1
    }
}

function set_new_ps_home {
    # Configure environment here with New PS_HOME
    Set-Location $CA_PATH
    .\changeassistant.bat `
        -MODE UM -ACTION ENVUPDATE `
        -TGTENV $DATABASE `
        -NPYN Y `
        -NPSH "c:\client-${PT_VERSION}" `
        -NPAH "c:\client-${PT_VERSION}" `
        -NPCH "c:\client-${PT_VERSION}" `
        -NSQRF "'-ZIFC:\client-${PT_VERSION}\sqr\pssqr.ini'"
    
    if (!($LASTEXITCODE -eq 0)) {
        Write-Output "Error configuring New PS_HOME for ${DATABASE}. Open Change Assistant to review the configuration."
        Set-Location $START_LOCATION
        Exit 1
    }
}

function apply_ptu_project {

    Set-Location $CA_PATH
    if ($STEP -eq 0) {
        Write-Host "Starting new PeopleTools Upgrade job for ${DATABASE}"
        # if ($VERBOSE -eq "true") {
            .\changeassistant.bat -MODE UM -ACTION PTUAPPLY -TGTENV $DATABASE -UPD PTU856 -OUT c:\temp\$DATABASE-ptu856-start.log -WARNINGSOK Y -EXONERR Y 
        # } else {
        #     .\changeassistant.bat -MODE UM -ACTION PTUAPPLY -TGTENV $DATABASE -UPD PTU856 -OUT c:\temp\$DATABASE-ptu856-start.log -WARNINGSOK Y -EXONERR Y | select-string "Running"
        # }
    } else {
        Write-Host "Resuming PeopleTools Upgrade job for ${DATABASE}"
    }

    $status = "running"
    Do {
        # if ($VERBOSE -eq "true") {
            .\changeassistant.bat -MODE UM -ACTION PTUAPPLY -TGTENV $DATABASE -UPD PTU856 -OUT c:\temp\$DATABASE-ptu856-$STEP.log -WARNINGSOK Y -EXONERR Y -RESETJOB N -RESUMEJOB COMPLETECONTINUE 
        # } else {
        #     .\changeassistant.bat -MODE UM -ACTION PTUAPPLY -TGTENV $DATABASE -UPD PTU856 -OUT c:\temp\$DATABASE-ptu856-$STEP.log -WARNINGSOK Y -EXONERR Y -RESETJOB N -RESUMEJOB COMPLETECONTINUE | select-string "Running"
        # }
        Write-Host "Change Assistant Exit Code: ${LASTEXITCODE}"


        switch ($LASTEXITCODE) {
            0 { 
                Write-Output    "Change Assistant reported no more steps to run."
                $status = "done"
                break
             }
            1 { 
                Write-Output    "Error in PeopleTools upgrade job. Open Change Assistant to review the error."
                Write-Host      "Command to open CA: set-location '${CA_PATH}'; .\changeassistant.bat"
                Write-Host      "Error on Step: `n`t" ${STEP} "("  ")"
                Set-Location $START_LOCATION
                Exit 1 
            }
            2 { 
                # Add Code in here to capture the CA output, determine the manual stop, and handle appropriately
                # For now, continue for a vanilla upgrade
                Write-Host      "Manual Stop Encountered"
                Write-Host      "Manual Stop "  " Completed"
                Write-Host      "Step: " $STEP
            }
            3 { 
                Write-Output    "Change Assistant failed to get a lock on the environment."
                Write-Host      "Command to open CA: set-location '${CA_PATH}'; .\changeassistant.bat"
                Write-Host      "Error on Step: `n`t" ${STEP} "("  ")"
                Exit 3
             }
            Default {
                Write-Output    "Unknown Error Occured. Exiting."
                Write-Host      "Command to open CA: set-location '${CA_PATH}'; .\changeassistant.bat"
                Write-Host      "Error on Step: `n`t" ${STEP} "("  ")"
                Exit 4
            }
        }
        
        $STEP++
    } while ($status -eq "running")

}


function remove_new_ps_home {
    # Configure environment here by removing New PS_HOME and setting the regular PS_HOME to 8.56 
    Set-Location $CA_PATH
    .\changeassistant.bat `
        -MODE UM -ACTION ENVUPDATE `
        -TGTENV $DATABASE `
        -PSH "c:\client-${PT_VERSION}" `
        -PAH "c:\client-${PT_VERSION}" `
        -PCH "c:\client-${PT_VERSION}" `
        -SQRF "'-ZIFC:\client-${PT_VERSION}\sqr\pssqr.ini'" `
        -NPYN N 
    
    if (!($LASTEXITCODE -eq 0)) {
        Write-Output "Error removing New PS_HOME for ${database}. Open Change Assistant to review the configuration."
        Set-Location $START_LOCATION
        Exit 1
    }
}

$START_LOCATION = $(Get-Location)

if ($STEP -eq 0) {
    . set_ca_paths
    . configure_ca
    . set_new_ps_home
}
. apply_ptu_project
. remove_new_ps_home

Set-Location $START_LOCATION