Configure desktop update feed

2026-06-08 21:18:46 +03:00
parent e9aa9f8315
commit 955be5134d
5 changed files with 151 additions and 1 deletions
@@ -0,0 +1,85 @@
+param(
+    [Parameter(Mandatory = $true)]
+    [string]$Url
+)
+
+$ErrorActionPreference = "Stop"
+
+function Fail($Message) {
+    Write-Error $Message
+    exit 1
+}
+
+$parsedUrl = $null
+if (-not [System.Uri]::TryCreate($Url, [System.UriKind]::Absolute, [ref]$parsedUrl)) {
+    Fail "Desktop update feed URL is not absolute: $Url"
+}
+
+if ($parsedUrl.Scheme -ne "https") {
+    Fail "Desktop update feed URL must use HTTPS: $Url"
+}
+
+try {
+    $response = Invoke-WebRequest -Uri $Url -UseBasicParsing -TimeoutSec 30
+} catch {
+    Fail "Desktop update feed request failed for ${Url}: $($_.Exception.Message)"
+}
+
+if ($response.StatusCode -ne 200) {
+    Fail "Desktop update feed must return HTTP 200. Actual status: $($response.StatusCode)"
+}
+
+try {
+    [xml]$xml = $response.Content
+} catch {
+    Fail "Desktop update feed is not valid XML: $($_.Exception.Message)"
+}
+
+if ($xml.DocumentElement.Name -ne "QSfera") {
+    Fail "Desktop update feed root element must be <QSfera>."
+}
+
+$requiredElements = @("version", "versionstring", "web", "downloadurl")
+foreach ($name in $requiredElements) {
+    if ($null -eq $xml.QSfera.$name) {
+        Fail "Desktop update feed is missing <$name>."
+    }
+}
+
+$version = [string]$xml.QSfera.version
+$versionString = [string]$xml.QSfera.versionstring
+$web = [string]$xml.QSfera.web
+$downloadUrl = [string]$xml.QSfera.downloadurl
+
+if (-not [string]::IsNullOrWhiteSpace($web)) {
+    $webUri = $null
+    if (-not [System.Uri]::TryCreate($web, [System.UriKind]::Absolute, [ref]$webUri) -or $webUri.Scheme -ne "https") {
+        Fail "Desktop update feed <web> must be an absolute HTTPS URL when present."
+    }
+}
+
+if ([string]::IsNullOrWhiteSpace($version)) {
+    if (-not [string]::IsNullOrWhiteSpace($downloadUrl)) {
+        Fail "Desktop no-update feed must leave <downloadurl> empty when <version> is empty."
+    }
+} else {
+    $parsedVersion = $null
+    if (-not [System.Version]::TryParse($version, [ref]$parsedVersion)) {
+        Fail "Desktop update feed <version> must be parseable as a version number."
+    }
+
+    if ([string]::IsNullOrWhiteSpace($versionString)) {
+        Fail "Desktop update feed must set <versionstring> when <version> is present."
+    }
+
+    $downloadUri = $null
+    if (-not [System.Uri]::TryCreate($downloadUrl, [System.UriKind]::Absolute, [ref]$downloadUri) -or $downloadUri.Scheme -ne "https") {
+        Fail "Desktop update feed <downloadurl> must be an absolute HTTPS URL when an update is advertised."
+    }
+
+    if (-not $downloadUri.AbsolutePath.EndsWith(".msi", [System.StringComparison]::OrdinalIgnoreCase)) {
+        Fail "Desktop Windows updater expects an MSI download URL."
+    }
+}
+
+Write-Host "QSfera Desktop update feed validation passed: $Url"