103 lines
3.5 KiB
JavaScript
103 lines
3.5 KiB
JavaScript
#!/usr/bin/env node
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// Why: electron-builder 26.9+ dropped the bundled `7zip-bin` package in favour of a
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// toolset downloaded at build time, so the hardcoded `node_modules/7zip-bin/...` path
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// the release signing gates used silently stopped resolving (#6487).
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import { createRequire } from 'node:module'
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import { existsSync, statSync } from 'node:fs'
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import { resolve } from 'node:path'
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const require = createRequire(import.meta.url)
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// Why not existsSync: PowerShell's `Test-Path` is true for directories too, so a
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// override pointing at a folder would satisfy both checks and only fail later as
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// an opaque exec error inside the gate.
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function isFile(path) {
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try {
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return statSync(path).isFile()
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} catch {
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return false
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}
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}
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// Legacy layout, still valid if a transitive dep reintroduces 7zip-bin. The
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// package ships `mac/`, not `darwin/`, and keeps a separate ia32 build.
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export function legacy7zaRelativePath(platform = process.platform, arch = process.arch) {
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if (platform === 'win32') {
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return ['node_modules', '7zip-bin', 'win', arch, '7za.exe']
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}
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const dir = platform === 'darwin' ? 'mac' : platform
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return ['node_modules', '7zip-bin', dir, arch, '7za']
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}
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// app-builder-lib logs download progress to stdout, which would corrupt the
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// single-path contract the PowerShell gates parse. Divert it to stderr so a
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// cold toolset cache stays debuggable without breaking the caller.
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//
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// Why refcounted: patching `process.stdout.write` is process-global, so two
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// concurrent callers would each capture the other's patched function as their
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// "original" and the last `finally` would restore a diverting stub permanently.
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let stdoutDivertDepth = 0
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let originalStdoutWrite = null
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async function withStdoutDivertedToStderr(run) {
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if (stdoutDivertDepth === 0) {
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originalStdoutWrite = process.stdout.write
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process.stdout.write = (chunk, encoding, callback) =>
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process.stderr.write(chunk, encoding, callback)
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}
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stdoutDivertDepth += 1
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try {
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return await run()
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} finally {
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stdoutDivertDepth -= 1
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if (stdoutDivertDepth === 0) {
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process.stdout.write = originalStdoutWrite
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originalStdoutWrite = null
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}
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}
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}
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export async function resolve7zaPath(projectDir = process.cwd()) {
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const override = process.env.ELECTRON_BUILDER_7ZIP_PATH
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if (override && isFile(override)) {
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return override
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}
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const legacy = resolve(projectDir, ...legacy7zaRelativePath())
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if (isFile(legacy)) {
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return legacy
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}
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// app-builder-lib reads the same env var and hard-fails on a stale value, so a
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// dangling override must be cleared rather than passed through to the download.
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const restoreOverride = override !== undefined
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if (restoreOverride) {
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delete process.env.ELECTRON_BUILDER_7ZIP_PATH
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}
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try {
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// The toolset is cached after the first download, so a release build has
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// already paid this cost by the time the signing gate runs.
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const { getPath7za } = require('app-builder-lib/out/toolsets/7zip.js')
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const toolsetPath = await withStdoutDivertedToStderr(() => getPath7za())
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if (!existsSync(toolsetPath)) {
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throw new Error(`app-builder-lib returned a 7za path that does not exist: ${toolsetPath}`)
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}
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return toolsetPath
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} finally {
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if (restoreOverride) {
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process.env.ELECTRON_BUILDER_7ZIP_PATH = override
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}
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}
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}
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if (import.meta.filename === process.argv[1]) {
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try {
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process.stdout.write(`${await resolve7zaPath()}\n`)
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} catch (error) {
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process.stderr.write(`Could not resolve a 7za executable: ${error.message}\n`)
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process.exit(1)
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}
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}
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