privact

2026-10-06 06:08:11 +09:00 · 2026-07-29 09:52:32 +09:00
parent e474c38aff
commit e23e0058bd
10 changed files with 669 additions and 14 deletions
@@ -0,0 +1,94 @@
+$ErrorActionPreference = "Stop"
+
+function Test-ParsecInstalled {
+    $candidatePaths = @(
+        (Join-Path $env:ProgramFiles "Parsec\parsecd.exe")
+        (Join-Path $env:LOCALAPPDATA "Parsec\parsecd.exe")
+        (Join-Path $env:APPDATA "Parsec\parsecd.exe")
+    )
+
+    if (${env:ProgramFiles(x86)}) {
+        $candidatePaths += Join-Path ${env:ProgramFiles(x86)} "Parsec\parsecd.exe"
+    }
+
+    if ($candidatePaths | Where-Object { Test-Path -LiteralPath $_ }) {
+        return $true
+    }
+
+    $uninstallRoots = @(
+        "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*"
+        "HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*"
+        "HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*"
+    )
+
+    foreach ($root in $uninstallRoots) {
+        $installedPackage = Get-ItemProperty -Path $root -ErrorAction SilentlyContinue |
+            Where-Object { $_.DisplayName -like "Parsec*" } |
+            Select-Object -First 1
+
+        if ($installedPackage) {
+            return $true
+        }
+    }
+
+    return $false
+}
+
+if (Test-ParsecInstalled) {
+    Write-Host "Parsec is already installed."
+    return
+}
+
+$declarationPath = Join-Path $PSScriptRoot "installer.json"
+$declaration = Get-Content -LiteralPath $declarationPath -Raw | ConvertFrom-Json
+$installerPath = Join-Path ([System.IO.Path]::GetTempPath()) (
+    "parsec-{0}.exe" -f [guid]::NewGuid().ToString("N")
+)
+
+try {
+    Write-Host "Downloading the declared Parsec installer..."
+    Invoke-WebRequest -Uri $declaration.url -OutFile $installerPath -UseBasicParsing
+
+    $actualHash = (Get-FileHash -LiteralPath $installerPath -Algorithm SHA256).Hash
+    if ($actualHash -ne $declaration.sha256) {
+        throw "Parsec installer SHA256 mismatch. Expected $($declaration.sha256), got $actualHash."
+    }
+
+    $version = (Get-Item -LiteralPath $installerPath).VersionInfo.FileVersion
+    if ($version -ne $declaration.version) {
+        throw "Parsec installer version mismatch. Expected $($declaration.version), got $version."
+    }
+
+    $signature = Get-AuthenticodeSignature -LiteralPath $installerPath
+    if ($signature.Status -ne [System.Management.Automation.SignatureStatus]::Valid) {
+        throw "Parsec installer signature is not valid: $($signature.StatusMessage)"
+    }
+
+    if ($signature.SignerCertificate.Subject -ne $declaration.signerSubject) {
+        throw "Parsec installer signer subject does not match the declaration."
+    }
+
+    if ($signature.SignerCertificate.Thumbprint -ne $declaration.signerThumbprint) {
+        throw "Parsec installer signer thumbprint does not match the declaration."
+    }
+
+    Write-Host "Installing verified Parsec $version for all users..."
+    $process = Start-Process -FilePath $installerPath `
+        -ArgumentList $declaration.silentArguments `
+        -Verb RunAs `
+        -Wait `
+        -PassThru
+
+    if ($process.ExitCode -notin @(0, 3010)) {
+        throw "Parsec installer failed with exit code $($process.ExitCode)."
+    }
+
+    if (-not (Test-ParsecInstalled)) {
+        throw "Parsec installer completed, but the installation could not be verified."
+    }
+
+    Write-Host "Parsec installation is present and verified."
+}
+finally {
+    Remove-Item -LiteralPath $installerPath -Force -ErrorAction SilentlyContinue
+}
@@ -0,0 +1,13 @@
+{
+  "version": "150.104.1.0",
+  "url": "https://builds.parsec.app/package/parsec-windows.exe",
+  "sha256": "B8A9CD519010666DEF0EF6E119EB42B33B5B811216F34E4F6C8E2E25AC290FBC",
+  "signerSubject": "CN=Unity Technologies SF, O=Unity Technologies SF, L=San Francisco, S=California, C=US",
+  "signerThumbprint": "F83EAE671EDFDE1E819B41FF6F6A2ED611A651DF",
+  "silentArguments": [
+    "/silent",
+    "/norun",
+    "/nocleanuser",
+    "/allusers"
+  ]
+}