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Renew Exchange Connection String

Add a certificate to an application and share the secret with the owner​

End result is that a text file containing the environment variables needed to connect to Exchange Online is created and shared with the owner using the owners OneDrive.

The owners gets an email notifying them that connection information has been shared with them.


$root = [System.IO.Path]::GetFullPath(( join-path $PSScriptRoot ..)) 

. "$root/.koksmat/pwsh/check-env.ps1" "GRAPH_APPID", "GRAPH_APPSECRET", "GRAPH_APPDOMAIN", "OWNER_UPN", "TARGET_APPID"

$subject = "CN=$env:OWNER_UPN"

try {

Generate a certificate​



  . "$PSScriptRoot/generate-cert.ps1" 

  New-Cert -SubjectName $subject -BaseFileName "exchange"

Add the certificate to the application​

 
  $certDir = $env:CERTDIR 
  $pfx = Get-Content -Path (join-path $certDir "exchange.b64pfx") -Raw 
  $cert = Get-Content -Path (join-path $certDir "exchange.b64cer") -Raw 

  
  . "$PSScriptRoot/add-cert.ps1"  -ApplicationId $env:TARGET_APPID -Subject $subject  -certBase64 $cert

Share the secret with the owner​


  . "$PSScriptRoot/share-secret.ps1" -secret $pfx 

}
catch {
  write-host "Error: $_" -ForegroundColor:Red
  
}

Environment Variables Used​

| Environment Variable | |----------------------|| CERTDIR |\n| OWNER_UPN |\n| TARGET_APPID |\n