Noveris.ReleaseTools.psm1
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#Requires -Modules @{"ModuleName"="VMware.VimAutomation.Core";"RequiredVersion"="12.1.0.16997984"} ################ # Global settings $ErrorActionPreference = "Stop" $InformationPreference = "Continue" Set-StrictMode -Version 2 <# #> Function Get-VMIPv4Addresses { [CmdletBinding()] param( [Parameter(mandatory=$true)] [ValidateNotNull()] [VMware.VimAutomation.ViCore.Impl.V1.VM.UniversalVirtualMachineImpl]$VM, [Parameter(mandatory=$false)] [switch]$First = $false ) process { $addresses = $VM.Guest.IPAddress -match "^.*[.].*[.].*[.].*$" $addrCount = ($addresses | Measure-Object).Count Write-Verbose "Found $addrCount addresses for VM" if ($First) { if ($addrCount -lt 1) { Write-Error "Missing IPv4 addresses for system" } $single = $addresses | Select-Object -First 1 Write-Verbose "First IPv4 address for VM: $single" $single } else { $addresses } } } <# #> Function Invoke-ScriptRetry { [CmdletBinding()] param( [Parameter(mandatory=$false)] [ValidateNotNull()] [int]$Attempts = 10, [Parameter(mandatory=$false)] [ValidateNotNull()] [int]$WaitSeconds = 5, [Parameter(mandatory=$true)] [ValidateNotNull()] [ScriptBlock]$Script ) process { $attempt = 1 while ($true) { try { $result = Invoke-Command -ScriptBlock $Script $result break } catch { Write-Information "Error running script block (attempt $attempt): $_" if ($attempt -ge $Attempts) { throw $_ } else { Write-Information ("Error: " + ($_ | Out-String)) } } Write-Information "Waiting $WaitSeconds seconds..." Start-Sleep $WaitSeconds $attempt++ } } } <# #> Function New-ReleaseEnvVM { [CmdletBinding(SupportsShouldProcess)] param( [Parameter(mandatory=$true)] [ValidateNotNullOrEmpty()] [string]$Prefix, [Parameter(mandatory=$true)] [ValidateNotNull()] [HashTable]$VMArgs ) process { $newArgs = $VMArgs.Clone() $notes = ("ReleaseEnv:{0}:AutoRemove" -f $Prefix) if ($VMArgs.Keys -contains "OSCustomizationSpec" -and $null -ne $VMArgs["OSCustomizationSpec"]) { $notes += ":OSCustomizationSpec" } # Apply datastore location, if supplied if (![string]::IsNullOrEmpty($Env:RELEASEENV_VCENTER_DATASTORE) -and $newArgs.Keys -notcontains "Datastore") { $newArgs["Datastore"] = Get-Datastore $Env:RELEASEENV_VCENTER_DATASTORE } # Apply VMhost specification, if supplied if (![string]::IsNullOrEmpty($Env:RELEASEENV_VCENTER_VMHOST) -and $newArgs.Keys -notcontains "VMHost") { $newArgs["VMHost"] = $Env:RELEASEENV_VCENTER_VMHOST } $newArgs["Name"] = ("{0}-{1}" -f $Prefix, $newArgs["Name"]) $newArgs["Notes"] = $notes if ($PSCmdlet.ShouldProcess($newArgs["Name"], "Create")) { New-VM @newArgs } } } <# #> Function Get-ReleaseEnvPrefix { [CmdletBinding()] param( ) process { $prefix = $Env:RELEASEENV_PREFIX if (![string]::IsNullOrEmpty($prefix)) { $prefix return } $prefix = ($Env:BUILD_REPOSITORY_NAME + "-" + $Env:BUILD_BUILDID) if ([string]::IsNullOrEmpty($prefix) -or $prefix -eq "-") { Write-Error "Missing RELEASEENV_PREFIX and could not determine valid prefix" return } $prefix } } enum VMCustomiseState { Unknown = 0 Started Succeeded Failed } <# #> Function Start-ReleaseEnv { [CmdletBinding(SupportsShouldProcess)] param( [Parameter(mandatory=$true)] [ValidateNotNullOrEmpty()] [string]$Prefix, [Parameter(mandatory=$false)] [ValidateNotNull()] [int]$TimeoutMinutes = 20 ) process { $vms = Get-ReleaseEnvVMs -Prefix $Prefix # Start all VMs $list = @() $vms | ForEach-Object { $name = $_.Name if ($PSCmdlet.ShouldProcess($_.Name, "Start")) { Write-Information "Starting VM: $name" $list += $_ $_ | Start-VM | Out-Null } } $vms = $list # Only work on VMs that had an OSCustomisationSpec applied $vms = $vms | Where-Object {$_.Notes.Contains("OSCustomizationSpec")} Write-Information "VMs Pending Customisations:" $vms | ForEach-Object {Write-Information $_} # Exit here if there are no VMs to customise if (($vms | Measure-Object).Count -lt 1) { Write-Information "no VMs to customise" return } # Wait for VMs to perform customisation $start = [DateTime]::Now $state = @{} $vms | ForEach-Object { $state[$_] = [VMCustomiseState]::Unknown } while ([DateTime]::Now -lt $start.AddMinutes($TimeoutMinutes)) { # Initialise counters $unknownCount = 0 $startedCount = 0 $succeededCount = 0 $failedCount = 0 # Review state of all VMs $keys = $state.Keys | ForEach-Object { $_ } foreach ($key in $keys) { # Check for status update on VM if the current state is unknown or started if ($state[$key] -eq [VMCustomiseState]::Unknown -or $state[$key] -eq [VMCustomiseState]::Started) { $events = Get-VIEvent -Entity $key if (($events | Where-Object {$_ -is "VMware.Vim.CustomizationSucceeded"} | Measure-Object).Count -gt 0) { $state[$key] = [VMCustomiseState]::Succeeded } elseif (($events | Where-Object {$_ -is "VMware.Vim.CustomizationFailed"} | Measure-Object).Count -gt 0) { $state[$key] = [VMCustomiseState]::Failed } elseif (($events | Where-Object {$_ -is "VMware.Vim.CustomizationStartedEvent"} | Measure-Object).Count -gt 0) { $state[$key] = [VMCustomiseState]::Started } } # Update totals if ($state[$key] -eq [VMCustomiseState]::Unknown) { $unknownCount++ } elseif ($state[$key] -eq [VMCustomiseState]::Started) { $startedCount++ } elseif ($state[$key] -eq [VMCustomiseState]::Succeeded) { $succeededCount++ } elseif ($state[$key] -eq [VMCustomiseState]::Failed) { $failedCount++ } } Write-Information ("State -> Unknown({0}), Started({1}), Succeeded({2}), Failed({3}): Elapsed Time: {4} minutes" -f $unknownCount, $startedCount, $succeededCount, $failedCount, ([DateTime]::Now - $start).TotalMinutes.ToString("0.00")) if ($unknownCount -lt 1 -and $startedCount -lt 1) { break } Start-Sleep 15 } $deployFailed = $false # Check if we had any unknowns $unknown = $state.Keys | Where-Object { $state[$_] -eq [VMCustomiseState]::Unknown } if (($unknown | Measure-Object).Count -gt 0) { $deployFailed = $true Write-Information ("VMs never started customisation: " + ($unknown.Name -join ", ")) } # Check if we had any unfinished VMs $started = $state.Keys | Where-Object { $state[$_] -eq [VMCustomiseState]::Started } if (($started | Measure-Object).Count -gt 0) { $deployFailed = $true Write-Information ("VMs started, but did not finish customisation: " + ($started.Name -join ", ")) } # Check if we had any failures $failed = $state.Keys | Where-Object { $state[$_] -eq [VMCustomiseState]::Failed } if (($failed | Measure-Object).Count -gt 0) { $deployFailed = $true Write-Information ("VMs failed customisation: " + ($failed.Name -join ", ")) } if ($deployFailed) { Write-Error "Customisation did not complete successfully." } else { Write-Information "Customisation successful." } } } <# #> Function Get-ReleaseEnvVMs { [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSReviewUnusedParameter', '')] [CmdletBinding()] param( [Parameter(mandatory=$true)] [ValidateNotNullOrEmpty()] [string]$Prefix ) process { Get-VM | Where-Object {$_.Name.StartsWith($Prefix) -and $_.Notes.Contains("ReleaseEnv:" + $Prefix)} } } <# #> Function Stop-ReleaseEnv { [CmdletBinding(SupportsShouldProcess)] param( [Parameter(mandatory=$true)] [ValidateNotNullOrEmpty()] [string]$Prefix ) process { Get-ReleaseEnvVMs -Prefix $Prefix | Where-Object {$_.Notes.Contains("AutoRemove")} | ForEach-Object { if ($PSCmdlet.ShouldProcess($_.Name, "DELETE")) { Write-Information "Stopping VM: $_" Stop-VM $_ -Confirm:$false -EA Ignore | Out-Null Start-Sleep 1 Write-Information "Removing VM: $_" Remove-VM -DeletePermanently -Confirm:$false $_ | Out-Null } } } } <# #> Function New-VMwareSession { [CmdletBinding(SupportsShouldProcess)] param( [Parameter(mandatory=$false)] [ValidateNotNullOrEmpty()] [string]$vCenter = $Env:RELEASEENV_VCENTER_HOST, [Parameter(mandatory=$false)] [ValidateNotNull()] [PSCredential]$Credential, [Parameter(mandatory=$false)] [switch]$NoPrompt = $false ) process { # Check for vcenter server if ([string]::IsNullOrEmpty($vCenter)) { Write-Error "Missing vCenter server name" } # Check for credentials if ($PSBoundParameters.Keys -notcontains "Credentials") { # Credentials not supplied via parameters $username = $Env:RELEASEENV_VCENTER_USERNAME $password = $Env:RELEASEENV_VCENTER_PASSWORD if ([string]::IsNullOrEmpty($username) -and [string]::IsNullOrEmpty($password)) { if ($NoPrompt) { Write-Error "Missing Credential parameter, no credential environment variables set and prompting not allowed" } else { $Credential = Get-Credential -Title "VMware Credentials" if ($null -eq $Credential) { Write-Error "Invalid or no credentials supplied" } } } else { $netcred = [System.Net.NetworkCredential]::new($username, $password) $Credential = [PSCredential]::new($netcred.Username, $netcred.SecurePassword) } } # Install dependencies Write-Information "Importing VMware PowerCLI module" Install-VMwareDependencies if ($PSCmdlet.ShouldProcess("vCenter", "Connect")) { # Disconnect any existing instances try { $response = Disconnect-VIServer * -Force -Confirm:$false -EA Ignore Write-Verbose ($response | Out-String) } catch { # Don't really care if this fails. Best effort Write-Verbose "Disconnect-VIServer threw error: $_" } # Configure PowerCli session settings try { Write-Information "Configuring PowerCLI session settings" $response = Set-PowerCliConfiguration -DefaultVIServerMode single -InvalidCertificateAction Ignore -DisplayDeprecationWarnings $false -Scope Session -Confirm:$false Write-Verbose ($response | Out-String) } catch { Write-Information "Error settings powercli session settings" throw $_ } # Connect to VIServer try { Write-Information "Connecting to vCenter server: $vCenter" $response = Connect-VIServer -Server $vCenter -Credential $Credential Write-Verbose ($response | Out-String) } catch { Write-Information "Error connecting to vCenter server" throw $_ } } } } <# #> Function Get-VMSourceSnapshot { [CmdletBinding()] param( [Parameter(mandatory=$true)] [ValidateNotNull()] $VM, [Parameter(mandatory=$false)] [ValidateNotNullOrEmpty()] [string]$Name ) process { $vmRef = Get-VM $VM $snapshots = $vmRef | Get-Snapshot # If snapshot requested by name, try to return that one if ($PSBoundParameters.Keys -contains "Name") { $snapshots = $snapshots | Where-Object {$_.Name -eq $Name} if (($snapshots | Measure-Object).Count -lt 1) { Write-Error "Could not find referenced snapshot name: $Name" } $snapshots | Select-Object -First 1 return } # If there are no snapshots, create one if (($snapshots | Measure-Object).Count -lt 1) { $vmRef | New-Snapshot -Name ([DateTime]::Now.ToString("yyyyMMdd_HHmm-AutoRelEnv")) | Out-Null $snapshots = $vmRef | Get-Snapshot } # Return the latest snapshot $vmRef | Get-Snapshot | Sort-Object -Property {$_.ExtensionData.CreateTime} -Descending | Select-Object -First 1 } } |