AzureBasicLoadBalancerUpgrade.psm1
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# verify that required Az modules are available $requiredModules = @( @{name = 'Az.Accounts'; requiredVersion = [Version]::new(2, 9, 0) } @{name = 'Az.Compute'; requiredVersion = [Version]::new(4, 30, 0) } @{name = 'Az.Network'; requiredVersion = [Version]::new(4, 20, 0) } @{name = 'Az.Resources'; requiredVersion = [Version]::new(6, 1, 0) } @{name = 'Az.ResourceGraph'; requiredVersion = [Version]::new(0, 13, 0) } ) $installMessage = "The '{0}' PowerShell module is not installed on this system. To install the required modules for this script, run 'Install-Module -Name Az.Accounts,Az.Compute,Az.Network,Az.Resources,Az.ResourceGraph'" $versionMessage = "The installed '{0}' PowerShell module version '{1}' is outdated; this script expects at least version '{2}'. To update the required Azure PowerShell modules for this script, run 'Update-Module -Name Az.Accounts,Az.Compute,Az.Network,Az.Resources,Az.ResourceGraph'" ForEach ($requiredModule in $requiredModules) { $module = Get-Module -Name $requiredModule.name -ListAvailable -Refresh If ($module.count -gt 1) { # import the module and use imported version number $multipleVersions = $true $module = Import-Module -Name $requiredModule.Name -PassThru } If ([string]::IsNullOrEmpty($module)) { Write-Error ($installMessage -f $requiredModule.name) return } ElseIf ($module.Version -ge $requiredModule.requiredVersion) { continue } else { Write-Error ($versionMessage -f $requiredModule.Name, $module.Version, $requiredModule.requiredVersion) If ($multipleVersions) { Write-Warning "More than one version of module '$($requiredModule.name)' exist on this system. Uninstall old versions and try again!" } return } } # Supress warnings about Az modules Update-AzConfig -Scope Process -DisplayBreakingChangeWarning $false -AppliesTo Az > $null Import-Module $PSScriptRoot\modules\Start-AzBasicLoadBalancerUpgrade\Start-AzBasicLoadBalancerUpgrade.psd1 Export-ModuleMember -Function Start-AzBasicLoadBalancerUpgrade |