File Explorer

1'use strict'2 3const semver = require('semver')4const path = require('path')5const log = require('./log')6 7// versions where -headers.tar.gz started shipping8const headersTarballRange = '>= 3.0.0 || ~0.12.10 || ~0.10.42'9const bitsre = /\/win-(x86|x64|arm64)\//10const bitsreV3 = /\/win-(x86|ia32|x64)\// // io.js v3.x.x shipped with "ia32" but should11// have been "x86"12 13// Captures all the logic required to determine download URLs, local directory and14// file names. Inputs come from command-line switches (--target, --dist-url),15// `process.version` and `process.release` where it exists.16function processRelease (argv, gyp, defaultVersion, defaultRelease) {17  let version = (semver.valid(argv[0]) && argv[0]) || gyp.opts.target || defaultVersion18  const versionSemver = semver.parse(version)19  let overrideDistUrl = gyp.opts['dist-url'] || gyp.opts.disturl20  let isNamedForLegacyIojs21  let name22  let distBaseUrl23  let baseUrl24  let libUrl3225  let libUrl6426  let libUrlArm6427  let tarballUrl28  let canGetHeaders29 30  if (!versionSemver) {31    // not a valid semver string, nothing we can do32    return { version }33  }34  // flatten version into String35  version = versionSemver.version36 37  // defaultVersion should come from process.version so ought to be valid semver38  const isDefaultVersion = version === semver.parse(defaultVersion).version39 40  // can't use process.release if we're using --target=x.y.z41  if (!isDefaultVersion) {42    defaultRelease = null43  }44 45  if (defaultRelease) {46    // v3 onward, has process.release47    name = defaultRelease.name.replace(/io\.js/, 'iojs') // remove the '.' for directory naming purposes48  } else {49    // old node or alternative --target=50    // semver.satisfies() doesn't like prerelease tags so test major directly51    isNamedForLegacyIojs = versionSemver.major >= 1 && versionSemver.major < 452    // isNamedForLegacyIojs is required to support Electron < 4 (in particular Electron 3)53    // as previously this logic was used to ensure "iojs" was used to download iojs releases54    // and "node" for node releases.  Unfortunately the logic was broad enough that electron@355    // published release assets as "iojs" so that the node-gyp logic worked.  Once Electron@3 has56    // been EOL for a while (late 2019) we should remove this hack.57    name = isNamedForLegacyIojs ? 'iojs' : 'node'58  }59 60  // check for the nvm.sh standard mirror env variables61  if (!overrideDistUrl && process.env.NODEJS_ORG_MIRROR) {62    overrideDistUrl = process.env.NODEJS_ORG_MIRROR63  }64 65  if (overrideDistUrl) {66    log.verbose('download', 'using dist-url', overrideDistUrl)67  }68 69  if (overrideDistUrl) {70    distBaseUrl = overrideDistUrl.replace(/\/+$/, '')71  } else {72    distBaseUrl = 'https://nodejs.org/dist'73  }74  distBaseUrl = new URL(distBaseUrl + '/v' + version + '/')75 76  // new style, based on process.release so we have a lot of the data we need77  if (defaultRelease && defaultRelease.headersUrl && !overrideDistUrl) {78    baseUrl = new URL('./', defaultRelease.headersUrl)79    libUrl32 = resolveLibUrl(name, defaultRelease.libUrl || baseUrl || distBaseUrl, 'x86', versionSemver.major)80    libUrl64 = resolveLibUrl(name, defaultRelease.libUrl || baseUrl || distBaseUrl, 'x64', versionSemver.major)81    libUrlArm64 = resolveLibUrl(name, defaultRelease.libUrl || baseUrl || distBaseUrl, 'arm64', versionSemver.major)82    tarballUrl = defaultRelease.headersUrl83  } else {84    // older versions without process.release are captured here and we have to make85    // a lot of assumptions, additionally if you --target=x.y.z then we can't use the86    // current process.release87    baseUrl = distBaseUrl88    libUrl32 = resolveLibUrl(name, baseUrl, 'x86', versionSemver.major)89    libUrl64 = resolveLibUrl(name, baseUrl, 'x64', versionSemver.major)90    libUrlArm64 = resolveLibUrl(name, baseUrl, 'arm64', versionSemver.major)91 92    // making the bold assumption that anything with a version number >3.0.0 will93    // have a *-headers.tar.gz file in its dist location, even some frankenstein94    // custom version95    canGetHeaders = semver.satisfies(versionSemver, headersTarballRange)96    tarballUrl = new URL(name + '-v' + version + (canGetHeaders ? '-headers' : '') + '.tar.gz', baseUrl).href97  }98 99  return {100    version,101    semver: versionSemver,102    name,103    baseUrl: baseUrl.href,104    tarballUrl,105    shasumsUrl: new URL('SHASUMS256.txt', baseUrl).href,106    versionDir: (name !== 'node' ? name + '-' : '') + version,107    ia32: {108      libUrl: libUrl32.href,109      libPath: normalizePath(path.relative(baseUrl.pathname, libUrl32.pathname))110    },111    x64: {112      libUrl: libUrl64.href,113      libPath: normalizePath(path.relative(baseUrl.pathname, libUrl64.pathname))114    },115    arm64: {116      libUrl: libUrlArm64.href,117      libPath: normalizePath(path.relative(baseUrl.pathname, libUrlArm64.pathname))118    }119  }120}121 122function normalizePath (p) {123  return path.normalize(p).replace(/\\/g, '/')124}125 126function resolveLibUrl (name, defaultUrl, arch, versionMajor) {127  if (!defaultUrl.pathname) defaultUrl = new URL(defaultUrl)128  const base = new URL('./', defaultUrl)129  const hasLibUrl = bitsre.test(defaultUrl.pathname) || (versionMajor === 3 && bitsreV3.test(defaultUrl.pathname))130 131  if (!hasLibUrl) {132    // let's assume it's a baseUrl then133    if (versionMajor >= 1) {134      return new URL('win-' + arch + '/' + name + '.lib', base)135    }136    // prior to io.js@1.0.0 32-bit node.lib lives in /, 64-bit lives in /x64/137    return new URL((arch === 'x86' ? '' : arch + '/') + name + '.lib', base)138  }139 140  // else we have a proper url to a .lib, just make sure it's the right arch141  return new URL(defaultUrl.pathname.replace(versionMajor === 3 ? bitsreV3 : bitsre, '/win-' + arch + '/'), defaultUrl)142}143 144module.exports = processRelease145