110 lines
4.1 KiB
PowerShell
110 lines
4.1 KiB
PowerShell
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[CmdletBinding()]
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param(
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[Parameter(Mandatory = $true)]
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[ValidatePattern('^v[0-9][0-9A-Za-z._-]*$')]
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[string]$Version,
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[string]$InstallDir = $(
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if ($env:GETH_INSTALL_DIR) { $env:GETH_INSTALL_DIR }
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else { Join-Path $env:LOCALAPPDATA 'Programs\geth\bin' }
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),
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[string]$ReleaseBaseUrl = $(
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if ($env:GETH_RELEASE_BASE_URL) { $env:GETH_RELEASE_BASE_URL }
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else { 'https://forge.tionis.dev/eric/geth/releases/download' }
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),
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[string]$ArchivePath,
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[string]$ChecksumPath,
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[switch]$NoModifyPath,
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[switch]$PrintAsset
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)
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$ErrorActionPreference = 'Stop'
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Set-StrictMode -Version Latest
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if (-not [Environment]::Is64BitOperatingSystem) {
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throw 'No geth release artifact is available for 32-bit Windows.'
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}
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$asset = "geth-$Version-windows-x86_64.zip"
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if ($PrintAsset) {
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Write-Output $asset
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return
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}
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$releaseBase = $ReleaseBaseUrl.TrimEnd('/')
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$url = "$releaseBase/$Version/$asset"
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$tempDir = Join-Path ([IO.Path]::GetTempPath()) ("geth-install-" + [Guid]::NewGuid())
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$extractDir = Join-Path $tempDir 'extract'
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try {
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New-Item -ItemType Directory -Force -Path $tempDir, $extractDir | Out-Null
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if ($ArchivePath) {
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$archive = (Resolve-Path -LiteralPath $ArchivePath).Path
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$checksumCandidate = if ($ChecksumPath) { $ChecksumPath } else { "$ArchivePath.sha256" }
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$checksum = (Resolve-Path -LiteralPath $checksumCandidate).Path
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Write-Host "using local archive $archive"
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} else {
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if ($ChecksumPath) { throw '-ChecksumPath requires -ArchivePath.' }
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if (([Uri]$url).Scheme -ne 'https') { throw 'Release downloads require an HTTPS base URL.' }
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$archive = Join-Path $tempDir $asset
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$checksum = "$archive.sha256"
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Write-Host "downloading $url"
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Invoke-WebRequest -Uri $url -OutFile $archive
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Invoke-WebRequest -Uri "$url.sha256" -OutFile $checksum
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}
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$expected = ((Get-Content -LiteralPath $checksum -Raw).Trim() -split '\s+')[0].ToLowerInvariant()
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if ($expected -notmatch '^[0-9a-f]{64}$') {
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throw "Invalid SHA-256 file for $asset."
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}
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$actual = (Get-FileHash -LiteralPath $archive -Algorithm SHA256).Hash.ToLowerInvariant()
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if ($actual -ne $expected) {
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throw "Checksum mismatch for $asset."
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}
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Write-Host "verified SHA-256: $actual"
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Expand-Archive -LiteralPath $archive -DestinationPath $extractDir -Force
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$sourceBinary = Join-Path $extractDir 'geth.exe'
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if (-not (Test-Path -LiteralPath $sourceBinary -PathType Leaf)) {
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throw 'Archive does not contain geth.exe.'
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}
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New-Item -ItemType Directory -Force -Path $InstallDir | Out-Null
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$destination = Join-Path $InstallDir 'geth.exe'
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$staged = Join-Path $InstallDir ('.geth.install.' + [Guid]::NewGuid() + '.exe')
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try {
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Copy-Item -LiteralPath $sourceBinary -Destination $staged
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Move-Item -LiteralPath $staged -Destination $destination -Force
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} catch {
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Remove-Item -LiteralPath $staged -Force -ErrorAction SilentlyContinue
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throw "Could not replace $destination. Stop the daemon with 'geth daemon stop' and retry. $($_.Exception.Message)"
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}
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if (-not $NoModifyPath) {
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$userPath = [Environment]::GetEnvironmentVariable('Path', 'User')
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$pathParts = @($userPath -split ';' | Where-Object { $_ })
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if ($pathParts -notcontains $InstallDir) {
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$newUserPath = (@($pathParts) + $InstallDir) -join ';'
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try {
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[Environment]::SetEnvironmentVariable('Path', $newUserPath, 'User')
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Write-Host "added $InstallDir to the current user's PATH; open a new terminal to use it"
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} catch {
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Write-Warning "Could not update the user PATH. Add this directory manually: $InstallDir"
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}
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} else {
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Write-Host "$InstallDir is already on the current user's PATH"
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}
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}
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Write-Host "installed geth to $destination"
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Write-Host "the daemon was not started; run 'geth daemon install' when ready"
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} finally {
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if (Test-Path -LiteralPath $tempDir) {
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Remove-Item -LiteralPath $tempDir -Recurse -Force
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}
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}
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