Private/app-service.ps1
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function GetCertMasterAppServiceName ($CertMasterResourceGroup, $SCEPmanAppServiceName) { # Criteria: # - Configuration value AppConfig:SCEPman:URL must be present, then it must be a CertMaster # - In a default installation, the URL must contain SCEPman's app service name. We require this. $strangeCertMasterFound = $false $rgwebapps = Convert-LinesToObject -lines $(az graph query -q "Resources | where type == 'microsoft.web/sites' and resourceGroup == '$CertMasterResourceGroup' and name !~ '$SCEPmanAppServiceName' | project name") Write-Information "$($rgwebapps.count) web apps found in the resource group $CertMasterResourceGroup (excluding SCEPman). We are finding if the CertMaster app is already created" if($rgwebapps.count -gt 0) { ForEach($potentialcmwebapp in $rgwebapps.data) { $scepmanurlsettingcount = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings list --name $($potentialcmwebapp.name) --resource-group $CertMasterResourceGroup --query ""[?name=='AppConfig:SCEPman:URL'].value | length(@)""") if($scepmanurlsettingcount -eq 1) { $scepmanUrl = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings list --name $($potentialcmwebapp.name) --resource-group $CertMasterResourceGroup --query ""[?name=='AppConfig:SCEPman:URL'].value | [0]"" --output tsv") $hascorrectscepmanurl = $scepmanUrl.ToUpperInvariant().Contains($SCEPmanAppServiceName.ToUpperInvariant()) # this works for deployment slots, too if($hascorrectscepmanurl -eq $true) { Write-Information "Certificate Master web app $($potentialcmwebapp.name) found." return $potentialcmwebapp.name } else { Write-Information "Certificate Master web app $($potentialcmwebapp.name) found, but its setting AppConfig:SCEPman:URL is $scepmanURL, which we could not identify with the SCEPman app service. It may or may not be the correct Certificate Master and we ignore it." $strangeCertMasterFound = $true } } else { Write-Verbose "Web app $($potentialcmwebapp.name) is not a Certificate Master, continuing search ..." } } } if ($strangeCertMasterFound) { Write-Warning "There is at least one Certificate Master App Service in resource group $CertMasterResourceGroup, but we are not sure whether it belongs to SCEPman $SCEPmanAppServiceName." } Write-Warning "Unable to determine the Certificate Master app service name" return $null } function SelectBestDotNetRuntime { try { $runtimes = ExecuteAzCommandRobustly -azCommand "az webapp list-runtimes --os windows" | Convert-LinesToObject [String []]$WindowsDotnetRuntimes = $runtimes | Where-Object { $_.ToLower().startswith("dotnet:") } return $WindowsDotnetRuntimes[0] } catch { return "dotnet:6" } } function CreateCertMasterAppService ($TenantId, $SCEPmanResourceGroup, $SCEPmanAppServiceName, $CertMasterResourceGroup, $CertMasterAppServiceName, $DeploymentSlotName, $UpdateChannel = "prod") { if ([String]::IsNullOrWhiteSpace($CertMasterAppServiceName)) { $CertMasterAppServiceName = GetCertMasterAppServiceName -CertMasterResourceGroup $CertMasterResourceGroup -SCEPmanAppServiceName $SCEPmanAppServiceName $ShallCreateCertMasterAppService = $null -eq $CertMasterAppServiceName } else { # Check whether a cert master app service with the passed in name exists $CertMasterWebApps = Convert-LinesToObject -lines $(az graph query -q "Resources | where type == 'microsoft.web/sites' and resourceGroup == '$CertMasterResourceGroup' and name =~ '$CertMasterAppServiceName' | project name") $ShallCreateCertMasterAppService = 0 -eq $CertMasterWebApps.count } $scwebapp = Convert-LinesToObject -lines $(az graph query -q "Resources | where type == 'microsoft.web/sites' and resourceGroup == '$SCEPmanResourceGroup' and name =~ '$SCEPmanAppServiceName'") if($null -eq $CertMasterAppServiceName) { $CertMasterAppServiceName = $scwebapp.data.name if ($CertMasterAppServiceName.Length -gt 57) { $CertMasterAppServiceName = $CertMasterAppServiceName.Substring(0,57) } $CertMasterAppServiceName += "-cm" $potentialCertMasterAppServiceName = Read-Host "CertMaster web app not found. Please hit enter now if you want to create the app with name $CertMasterAppServiceName or enter the name of your choice, and then hit enter" if($potentialCertMasterAppServiceName) { $CertMasterAppServiceName = $potentialCertMasterAppServiceName } } if ($true -eq $ShallCreateCertMasterAppService) { Write-Information "User selected to create the app with the name $CertMasterAppServiceName" $runtime = SelectBestDotNetRuntime $null = az webapp create --resource-group $CertMasterResourceGroup --plan $scwebapp.data.properties.serverFarmId --name $CertMasterAppServiceName --assign-identity [system] --runtime $runtime Write-Information "CertMaster web app $CertMasterAppServiceName created" # Do all the configuration that the ARM template does normally $SCEPmanHostname = $scwebapp.data.properties.defaultHostName if ($null -ne $DeploymentSlotName) { $selectedSlot = Convert-LinesToObject -lines $(az graph query -q "Resources | where type == 'microsoft.web/sites/slots' and resourceGroup == '$SCEPmanResourceGroup' and name =~ '$SCEPmanAppServiceName/$DeploymentSlotName'") $SCEPmanHostname = $selectedSlot.data.properties.defaultHostName } $CertmasterAppSettingsTable = @{ WEBSITE_RUN_FROM_PACKAGE = $Artifacts_Certmaster[$UpdateChannel]; "AppConfig:AuthConfig:TenantId" = $TenantId; "AppConfig:SCEPman:URL" = "https://$SCEPmanHostname/"; } $CertMasterAppSettingsJson = HashTable2AzJson -psHashTable $CertmasterAppSettingsTable Write-Verbose 'Configuring CertMaster web app settings' $null = az webapp config set --name $CertMasterAppServiceName --resource-group $CertMasterResourceGroup --use-32bit-worker-process $false --ftps-state 'Disabled' --always-on $true $null = az webapp update --name $CertMasterAppServiceName --resource-group $CertMasterResourceGroup --https-only $true $null = az webapp config appsettings set --name $CertMasterAppServiceName --resource-group $CertMasterResourceGroup --settings $CertMasterAppSettingsJson } return $CertMasterAppServiceName } function CreateSCEPmanAppService ( $SCEPmanResourceGroup, $SCEPmanAppServiceName, $AppServicePlanId) { $runtime = SelectBestDotNetRuntime $null = ExecuteAzCommandRobustly -azCommand "az webapp create --resource-group $SCEPmanResourceGroup --plan $AppServicePlanId --name $SCEPmanAppServiceName --assign-identity [system] --runtime $runtime" Write-Information "SCEPman web app $SCEPmanAppServiceName created" Write-Verbose 'Configuring SCEPman General web app settings' $null = ExecuteAzCommandRobustly -azCommand "az webapp config set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --use-32bit-worker-process false --ftps-state 'Disabled' --always-on true" $null = ExecuteAzCommandRobustly -azCommand "az webapp update --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --client-affinity-enabled false" } function GetAppServicePlan ( $AppServicePlanName, $ResourceGroup, $SubscriptionId) { $asp = ExecuteAzCommandRobustly -azCommand "az appservice plan list -g $ResourceGroup --query `"[?name=='$AppServicePlanName']`" --subscription $SubscriptionId" | Convert-LinesToObject return $asp } function GetAppServiceHostNames ($SCEPmanResourceGroup, $AppServiceName, $DeploymentSlotName = $null) { if ($null -eq $DeploymentSlotName) { return ExecuteAzCommandRobustly -azCommand "az webapp config hostname list --webapp-name $AppServiceName --resource-group $SCEPmanResourceGroup --query `"[].name`" --output tsv" } else { return ExecuteAzCommandRobustly -azCommand "az webapp config hostname list --webapp-name $AppServiceName --resource-group $SCEPmanResourceGroup --slot $DeploymentSlotName --query `"[].name`" --output tsv" } } function CreateSCEPmanDeploymentSlot ($SCEPmanResourceGroup, $SCEPmanAppServiceName, $DeploymentSlotName) { $existingHostnameConfiguration = az webapp config appsettings list --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --query "[?name=='AppConfig:AuthConfig:ManagedIdentityEnabledForWebsiteHostname'].value | [0]" --output tsv if([string]::IsNullOrEmpty($existingHostnameConfiguration)) { $null = az webapp config appsettings set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --slot-settings AppConfig:AuthConfig:ManagedIdentityEnabledForWebsiteHostname=$SCEPmanSlotHostName Write-Information "Specified Production Slot Activation as such via AppConfig:AuthConfig:ManagedIdentityEnabledForWebsiteHostname" } $azOutput = az webapp deployment slot create --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --slot $DeploymentSlotName --configuration-source $SCEPmanAppServiceName $null = CheckAzOutput -azOutput $azOutput -fThrowOnError $true Write-Information "Created SCEPman Deployment Slot $DeploymentSlotName" return Convert-LinesToObject -lines $(az webapp identity assign --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --slot $DeploymentSlotName --identities [system]) } function GetDeploymentSlots($appServiceName, $resourceGroup) { $deploymentSlots = ExecuteAzCommandRobustly -azCommand "az webapp deployment slot list --name $appServiceName --resource-group $resourceGroup --query '[].name'" | Convert-LinesToObject if ($null -eq $deploymentSlots) { return @() } else { return $deploymentSlots } } function MarkDeploymentSlotAsConfigured($SCEPmanResourceGroup, $SCEPmanAppServiceName, $DeploymentSlotName = $null) { # Add a setting to tell the Deployment slot that it has been configured $SCEPmanSlotHostNames = GetAppServiceHostNames -SCEPmanResourceGroup $SCEPmanResourceGroup -AppServiceName $SCEPmanAppServiceName -DeploymentSlotName $DeploymentSlotName if ($SCEPmanSlotHostNames -is [array]) { $SCEPmanSlotHostName = $SCEPmanSlotHostNames[0] } else { $SCEPmanSlotHostName = $SCEPmanSlotHostNames } $managedIdentityEnabledOn = ([DateTimeOffset]::UtcNow).ToUnixTimeSeconds() Write-Verbose "[$SCEPmanAppServiceName-$DeploymentSlotName] Marking SCEPman App Service as configured (timestamp $managedIdentityEnabledOn)" $azSetConfigCommand = "az webapp config appsettings set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup" # The docs (2.37) say that az webapp config appsettings set takes a space separated list of KEY=VALUE. # For --settings, we use JSON, contrary to documentation # Neither works for --slot-settings in tests :-(. Thus, the individual calls if ($null -ne $DeploymentSlotName) { $azSetConfigCommand += " --slot $DeploymentSlotName" } $null = ExecuteAzCommandRobustly -azCommand "$azSetConfigCommand --slot-settings ""AppConfig:AuthConfig:ManagedIdentityEnabledOnUnixTime=$managedIdentityEnabledOn""" $null = ExecuteAzCommandRobustly -azCommand "$azSetConfigCommand --slot-settings ""AppConfig:AuthConfig:ManagedIdentityEnabledForWebsiteHostname=$SCEPmanSlotHostName""" $null = ExecuteAzCommandRobustly -azCommand "$azSetConfigCommand --slot-settings `"AppConfig:AuthConfig:ManagedIdentityPermissionLevel=2`"" } $RegExGuid = "[({]?[a-fA-F0-9]{8}[-]?([a-fA-F0-9]{4}[-]?){3}[a-fA-F0-9]{12}[})]?" function ConfigureSCEPmanInstance ($SCEPmanResourceGroup, $SCEPmanAppServiceName, $ScepManAppSettings, $AppRoleAssignmentsFinished, $DeploymentSlotName = $null) { if ($null -eq $DeploymentSlotName) { $deploymentSlotTargetingParamString = [string]::Empty } else { $deploymentSlotTargetingParamString = " --slot $DeploymentSlotName" } $existingApplicationId = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings list --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --query ""[?name=='AppConfig:AuthConfig:ApplicationId'].value | [0]""" + $deploymentSlotTargetingParamString) if(![string]::IsNullOrEmpty($existingApplicationId) -and $existingApplicationId -ne $SCEPmanAppId) { if ($existingApplicationId -notmatch $RegExGuid) { throw "SCEPman Application ID $existingApplicationId (Setting AppConfig:AuthConfig:ApplicationId) is not a GUID (Deployment Slot: $DeploymentSlotName). Aborting on unexpected setting ..." } $null = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --settings BackUp:AppConfig:AuthConfig:ApplicationId=$existingApplicationId" + $deploymentSlotTargetingParamString) Write-Verbose "[$SCEPmanAppServiceName-$DeploymentSlotName] Backed up ApplicationId" } $null = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --settings '$ScepManAppSettings'" + $deploymentSlotTargetingParamString) $existingApplicationKeySc = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings list --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --query ""[?name=='AppConfig:AuthConfig:ApplicationKey'].value | [0]""" + $deploymentSlotTargetingParamString) Write-Verbose "[$SCEPmanAppServiceName-$DeploymentSlotName] Wrote SCEPman application Settings" if(![string]::IsNullOrEmpty($existingApplicationKeySc)) { if ($existingApplicationKeySc.Contains("'")) { throw "SCEPman Application Key contains at least one single-quote character ('), which is unexpected. Aborting on unexpected setting ..." } $null = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings set --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --settings 'BackUp:AppConfig:AuthConfig:ApplicationKey=$existingApplicationKeySc'" + $deploymentSlotTargetingParamString) $null = ExecuteAzCommandRobustly -azCommand ("az webapp config appsettings delete --name $SCEPmanAppServiceName --resource-group $SCEPmanResourceGroup --setting-names AppConfig:AuthConfig:ApplicationKey" + $deploymentSlotTargetingParamString) Write-Verbose "[$SCEPmanAppServiceName-$DeploymentSlotName] Backed up ApplicationKey" } if ($AppRoleAssignmentsFinished) { MarkDeploymentSlotAsConfigured -SCEPmanResourceGroup $SCEPmanResourceGroup -SCEPmanAppServiceName $SCEPmanAppServiceName -DeploymentSlotName $DeploymentSlotName } } function ConfigureAppServices($SCEPmanResourceGroup, $SCEPmanAppServiceName, $CertMasterResourceGroup, $CertMasterAppServiceName, $DeploymentSlotName, $CertMasterBaseURL, $SCEPmanAppId, $CertMasterAppId, $AppRoleAssignmentsFinished, $DeploymentSlots = @()) { Write-Information "Configuring SCEPman, SCEPman's deployment slots (if any), and Certificate Master web app settings" $managedIdentityEnabledOn = ([DateTimeOffset]::UtcNow).ToUnixTimeSeconds() # Add ApplicationId and some additional defaults in SCEPman web app settings $ScepManAppSettings = @{ 'AppConfig:AuthConfig:ApplicationId' = $SCEPmanAppID 'AppConfig:CertMaster:URL' = $CertMasterBaseURL 'AppConfig:IntuneValidation:DeviceDirectory' = 'AADAndIntune' 'AppConfig:DirectCSRValidation:Enabled' = 'true' } $ScepManAppSettingsJson = HashTable2AzJson -psHashTable $ScepManAppSettings if ($null -eq $DeploymentSlotName) { ConfigureSCEPmanInstance -SCEPmanResourceGroup $SCEPmanResourceGroup -SCEPmanAppServiceName $SCEPmanAppServiceName -ScepManAppSettings $ScepManAppSettingsJson -AppRoleAssignmentsFinished $AppRoleAssignmentsFinished } ForEach($tempDeploymentSlot in $DeploymentSlots) { ConfigureSCEPmanInstance -SCEPmanResourceGroup $SCEPmanResourceGroup -SCEPmanAppServiceName $SCEPmanAppServiceName -ScepManAppSettings $ScepManAppSettingsJson -DeploymentSlotName $tempDeploymentSlot -AppRoleAssignmentsFinished $AppRoleAssignmentsFinished } Write-Verbose "Setting Certificate Master configuration" # Add ApplicationId and SCEPman API scope in certmaster web app settings $CertmasterAppSettings = @{ 'AppConfig:AuthConfig:ApplicationId' = $CertMasterAppId 'AppConfig:AuthConfig:SCEPmanAPIScope' = "api://$SCEPmanAppId" } if ($AppRoleAssignmentsFinished) { $CertmasterAppSettings['AppConfig:AuthConfig:ManagedIdentityEnabledOnUnixTime'] = "$managedIdentityEnabledOn" $CertmasterAppSettings['AppConfig:AuthConfig:ManagedIdentityPermissionLevel'] = 2 } $CertmasterAppSettingsJson = HashTable2AzJson -psHashTable $CertmasterAppSettings $null = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings set --name $CertMasterAppServiceName --resource-group $CertMasterResourceGroup --settings '$CertmasterAppSettingsJson'" } function SwitchToConfiguredChannel($AppServiceName, $ResourceGroup, $ChannelArtifacts) { $intendedChannel = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings list --name $AppServiceName --resource-group $ResourceGroup --query ""[?name=='Update_Channel'].value | [0]"" --output tsv" if (-not [string]::IsNullOrWhiteSpace($intendedChannel) -and "none" -ne $intendedChannel) { Write-Information "Switching app $AppServiceName to update channel $intendedChannel" $ArtifactsUrl = $ChannelArtifacts[$intendedChannel] if ([string]::IsNullOrWhiteSpace($ArtifactsUrl)) { Write-Warning "Could not find Artifacts URL for Channel $intendedChannel of App Service $AppServiceName. Available values: $(Join-String -Separator ',' -InputObject $ChannelArtifacts.Keys)" } else { Write-Verbose "Artifacts URL is $ArtifactsUrl" $null = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings set --name $AppServiceName --resource-group $ResourceGroup --settings ""WEBSITE_RUN_FROM_PACKAGE=$ArtifactsUrl""" $null = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings delete --name $AppServiceName --resource-group $ResourceGroup --setting-names ""Update_Channel""" } } } function SetAppSettings($AppServiceName, $ResourceGroup, $Settings) { foreach ($oneSetting in $Settings) { $settingName = $oneSetting.name $settingValueEscaped = $oneSetting.value.Replace('"','\"') if ($settingName.Contains("=")) { Write-Warning "Setting name $settingName contains at least one equal sign (=), which is unsupported. Skipping this setting." continue } Write-Verbose "Setting $settingName to $settingValueEscaped" if ($PSVersionTable.OS.StartsWith("Microsoft Windows")) { $settingAssignment = "`"$settingName`"=`"$settingValueEscaped`"" } else { $settingAssignment = "$settingName=$settingValueEscaped" } $null = ExecuteAzCommandRobustly -callAzNatively $true -azCommand @('webapp', 'config', 'appsettings', 'set', '--name', $AppServiceName, '--resource-group', $ResourceGroup, '--settings', $settingAssignment) } # The following does not work, as equal signs split this into incomprehensible gibberish: #$null = az webapp config appsettings set --name $AppServiceName --resource-group $ResourceGroup --settings (ConvertTo-Json($Settings) -Compress).Replace('"','\"') } function ReadAppSettings($AppServiceName, $ResourceGroup) { $slotSettings = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings list --name $AppServiceName --resource-group $ResourceGroup --query `"[?slotSetting]`"" | Convert-LinesToObject $unboundSettings = ExecuteAzCommandRobustly -azCommand "az webapp config appsettings list --name $AppServiceName --resource-group $ResourceGroup --query `"[?!slotSetting]`"" | Convert-LinesToObject Write-Information "Read $($slotSettings.Count) slot settings and $($unboundSettings.Count) other settings from app $AppServiceName" return @{ slotSettings = $slotSettings settings = $unboundSettings } } |