AzureAutomationDebug.psm1
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$thismodulepath = $psscriptroot #test required module version $mod = Get-Module azurerm.automation [System.Version]$RequiredVersion = "1.0.2" if (($mod.Version.CompareTo($RequiredVersion) -lt 0)) { throw "please update AzureRM.Automation" } if (test-path "azureautomationdebugconfig.json") { $configfile = get-item "azureautomationdebugconfig.json" } Else { $ConfigFile = Join-Path $thismodulepath "azureautomationdebugconfig.json" } Write-verbose "Loading settings from $($configfile.fullname)" $ConfigObject = get-content $configfile -raw | ConvertFrom-Json . $thismodulepath\Connect-AzureRest.ps1 #Test credxml first $AACredsPath = $ConfigObject.AACredentialsXmlPath if (test-path $AACredsPath) { Write-verbose "Loading creds from $AACredsPath" $Cred = Import-Clixml $AACredsPath $AAUsername = $cred.username $AAPassword = $Cred.GetNetworkCredential().Password } Else { Write-verbose "Loading creds from json config" $AAUserName = $ConfigObject.AAUsername $AAPassword = $ConfigObject.AAPassword $cred = New-Object System.Management.Automation.PSCredential($AAUserName,($AAPassword | ConvertTo-SecureString -AsPlainText -Force)) } $AutomationAccount = $ConfigObject.AutomationAccount $AutomationResourceGroup = $ConfigObject.AutomationResourceGroup $subscriptionId = $configobject.SubscriptionId write-verbose "Logging in to Azure" $login = Login-AzureRmAccount -Credential $cred $null = Select-azureRMsubscription -SubscriptionId $subscriptionId -TenantId $login.Context.Tenant.TenantId Write-Verbose "Logging in to Azure Rest api" $Token = Connect-AzureRest -username $AAUserName -password $AAPassword if (!$token) {write-error "Could not authenticate";exit} function Decrypt-String { Param ( $Encrypted, $Passphrase, $salt="SaltCrypto", $init="IV_Password" ) # If the value in the Encrypted is a string, convert it to Base64 if($Encrypted -is [string]){ $Encrypted = [Convert]::FromBase64String($Encrypted) } # Create a COM Object for RijndaelManaged Cryptography $r = new-Object System.Security.Cryptography.RijndaelManaged # Convert the Passphrase to UTF8 Bytes $pass = [Text.Encoding]::UTF8.GetBytes($Passphrase) # Convert the Salt to UTF Bytes $salt = [Text.Encoding]::UTF8.GetBytes($salt) # Create the Encryption Key using the passphrase, salt and SHA1 algorithm at 256 bits $r.Key = (new-Object Security.Cryptography.PasswordDeriveBytes $pass, $salt, "SHA1", 5).GetBytes(32) #256/8 # Create the Intersecting Vector Cryptology Hash with the init $r.IV = (new-Object Security.Cryptography.SHA1Managed).ComputeHash( [Text.Encoding]::UTF8.GetBytes($init) )[0..15] # Create a new Decryptor $d = $r.CreateDecryptor() # Create a New memory stream with the encrypted value. $ms = new-Object IO.MemoryStream @(,$Encrypted) # Read the new memory stream and read it in the cryptology stream $cs = new-Object Security.Cryptography.CryptoStream $ms,$d,"Read" # Read the new decrypted stream $sr = new-Object IO.StreamReader $cs # Return from the function the stream Write-Output $sr.ReadToEnd() # Stops the stream $sr.Close() # Stops the crypology stream $cs.Close() # Stops the memory stream $ms.Close() # Clears the RijndaelManaged Cryptology IV and Key $r.Clear() } Function Get-AutomationPSCredential { [CmdletBinding()] [OutputType([System.Management.Automation.PSCredential])] Param ( [Parameter(Mandatory=$true,ValueFromPipeline=$true)] [string]$Name ) #Get an updated token . $thismodulepath\Connect-AzureRest.ps1 #Generate salt $alphabet=$NULL;For ($a=65;$a �le 90;$a++) {$alphabet+=,[char][byte]$a } For ($loop=1; $loop �le 32; $loop++) { $Salt1+=($alphabet | GET-RANDOM) } For ($loop=1; $loop �le 32; $loop++) { $Salt2+=($alphabet | GET-RANDOM) } $Params = @{"Name"=$name;"Salt1"=$Salt1;"Salt2"=$Salt2} $FirstFail = $false #First Try try { $job = Start-AzureRmAutomationRunbook -name "Get-PSCredential" -Parameters $Params -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup -ErrorAction Stop -ErrorVariable JobErr } Catch { $FirstFail = $true if ($joberr) { if (($JobErr[0].Message.ToString()) -like "The Runbook was not found*") { Write-Verbose "Adding runbook Get-PsCredential to Azure Automation" Import-AzureRmAutomationRunbook -Name "Get-PSCredential" -Type PowerShell -Path "$thismodulepath\AzureAutomationRunbook\Get-PSCredential.ps1" -Published -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup | out-null Do { Write-verbose "Waiting until the runbook is registered" $runbookExists = $false Try { $rbexists = Get-AzureRmAutomationRunbook -Name "Get-PSCredential" -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup -ErrorAction Stop } Catch {} if ($rbexists) {$runbookExists = $true} } Until ($runbookExists -eq $true) } } Else { Write-error "Could not start runbook";exit } } #Second try if ($firstfail -eq $true) { $job = Start-AzureRmAutomationRunbook -name "Get-PSCredential" -Parameters $Params -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup } do { Write-verbose "Waiting for credentials" Start-sleep -seconds 1 $job = Get-AzureRmAutomationJob -Id $job.JobId -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup } until ($job.Status -eq "completed") $out = Get-AzureRmAutomationJobOutput -Id $job.JobId -Stream Output -AutomationAccountName $AutomationAccount -ResourceGroupName $AutomationResourceGroup #$uri = "https://management.core.windows.net/$subscriptionid/cloudservices/OaaSCS/resources/automation/~/automationAccounts/$AutomationAccount/jobs/$($job.id)/streams/$($out.JobStreamId)?api-version=2014-12-08" $uri = "https://management.azure.com/subscriptions/$subscriptionid/resourceGroups/$AutomationResourceGroup/providers/Microsoft.Automation/automationAccounts/$AutomationAccount/Jobs/$($job.Jobid.ToString())/streams/$($out.StreamRecordId)?api-version=2015-01-01-preview" $headers = @{ "x-ms-version"="2014-06-01"; "Content-Type"="application/json"; "Authorization"=$token } Write-verbose "Getting the job output" $StreamDetails = Invoke-RestMethod -Uri $uri -Headers $headers $ReturnObj = $StreamDetails.properties.value.value | convertfrom-json $returnedUserName = $returnobj.UserName $returnedPassword = $returnobj.Password Write-verbose "Decrypting credentials" $returnedPasswordDecrypted = Decrypt-String -Encrypted $returnedpassword -salt $salt1 -Passphrase $salt2 $returncredential = New-Object System.Management.Automation.PSCredential($returnedUserName,($returnedPasswordDecrypted | ConvertTo-SecureString -AsPlainText -Force)) Write-verbose "Credentials decrypted. Returning" $returncredential } Function Get-AutomationVariable { Param ($name) try { $return = Get-AzureRmAutomationVariable -Name $name -ResourceGroupName $AutomationResourceGroup -AutomationAccountName $AutomationAccount -ErrorAction stop } catch { } if ($return) { $return.Value } } |