131 lines
5.1 KiB
JavaScript
131 lines
5.1 KiB
JavaScript
'use strict';
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const fs = require('fs');
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const os = require('os');
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const path = require('path');
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const stream = require('stream');
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const zlib = require('zlib');
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const detectLibc = require('detect-libc');
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const npmLog = require('npmlog');
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const semver = require('semver');
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const simpleGet = require('simple-get');
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const tarFs = require('tar-fs');
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const agent = require('../lib/agent');
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const libvips = require('../lib/libvips');
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const platform = require('../lib/platform');
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const minimumGlibcVersionByArch = {
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arm: '2.28',
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arm64: '2.29',
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x64: '2.17'
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};
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const { minimumLibvipsVersion, minimumLibvipsVersionLabelled } = libvips;
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const distHost = process.env.npm_config_sharp_libvips_binary_host || 'https://github.com/lovell/sharp-libvips/releases/download';
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const distBaseUrl = process.env.npm_config_sharp_dist_base_url || process.env.SHARP_DIST_BASE_URL || `${distHost}/v${minimumLibvipsVersionLabelled}/`;
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const fail = function (err) {
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npmLog.error('sharp', err.message);
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if (err.code === 'EACCES') {
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npmLog.info('sharp', 'Are you trying to install as a root or sudo user? Try again with the --unsafe-perm flag');
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}
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npmLog.info('sharp', 'Attempting to build from source via node-gyp but this may fail due to the above error');
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npmLog.info('sharp', 'Please see https://sharp.pixelplumbing.com/install for required dependencies');
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process.exit(1);
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};
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const extractTarball = function (tarPath) {
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const vendorPath = path.join(__dirname, '..', 'vendor');
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libvips.mkdirSync(vendorPath);
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const versionedVendorPath = path.join(vendorPath, minimumLibvipsVersion);
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libvips.mkdirSync(versionedVendorPath);
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stream.pipeline(
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fs.createReadStream(tarPath),
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new zlib.BrotliDecompress(),
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tarFs.extract(versionedVendorPath),
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function (err) {
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if (err) {
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if (/unexpected end of file/.test(err.message)) {
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npmLog.error('sharp', `Please delete ${tarPath} as it is not a valid tarball`);
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}
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fail(err);
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}
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}
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);
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};
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try {
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const useGlobalLibvips = libvips.useGlobalLibvips();
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if (useGlobalLibvips) {
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const globalLibvipsVersion = libvips.globalLibvipsVersion();
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npmLog.info('sharp', `Detected globally-installed libvips v${globalLibvipsVersion}`);
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npmLog.info('sharp', 'Building from source via node-gyp');
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process.exit(1);
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} else if (libvips.hasVendoredLibvips()) {
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npmLog.info('sharp', `Using existing vendored libvips v${minimumLibvipsVersion}`);
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} else {
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// Is this arch/platform supported?
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const arch = process.env.npm_config_arch || process.arch;
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const platformAndArch = platform();
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if (arch === 'ia32' && !platformAndArch.startsWith('win32')) {
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throw new Error(`Intel Architecture 32-bit systems require manual installation of libvips >= ${minimumLibvipsVersion}`);
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}
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if (platformAndArch === 'freebsd-x64' || platformAndArch === 'openbsd-x64' || platformAndArch === 'sunos-x64') {
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throw new Error(`BSD/SunOS systems require manual installation of libvips >= ${minimumLibvipsVersion}`);
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}
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if (detectLibc.family === detectLibc.GLIBC && detectLibc.version) {
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if (semver.lt(`${detectLibc.version}.0`, `${minimumGlibcVersionByArch[arch]}.0`)) {
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throw new Error(`Use with glibc ${detectLibc.version} requires manual installation of libvips >= ${minimumLibvipsVersion}`);
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}
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}
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const supportedNodeVersion = process.env.npm_package_engines_node || require('../package.json').engines.node;
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if (!semver.satisfies(process.versions.node, supportedNodeVersion)) {
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throw new Error(`Expected Node.js version ${supportedNodeVersion} but found ${process.versions.node}`);
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}
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// Download to per-process temporary file
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const tarFilename = ['libvips', minimumLibvipsVersion, platformAndArch].join('-') + '.tar.br';
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const tarPathCache = path.join(libvips.cachePath(), tarFilename);
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if (fs.existsSync(tarPathCache)) {
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npmLog.info('sharp', `Using cached ${tarPathCache}`);
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extractTarball(tarPathCache);
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} else {
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const tarPathTemp = path.join(os.tmpdir(), `${process.pid}-${tarFilename}`);
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const tmpFile = fs.createWriteStream(tarPathTemp);
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const url = distBaseUrl + tarFilename;
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npmLog.info('sharp', `Downloading ${url}`);
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simpleGet({ url: url, agent: agent() }, function (err, response) {
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if (err) {
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fail(err);
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} else if (response.statusCode === 404) {
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fail(new Error(`Prebuilt libvips ${minimumLibvipsVersion} binaries are not yet available for ${platformAndArch}`));
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} else if (response.statusCode !== 200) {
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fail(new Error(`Status ${response.statusCode} ${response.statusMessage}`));
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} else {
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response
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.on('error', fail)
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.pipe(tmpFile);
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}
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});
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tmpFile
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.on('error', fail)
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.on('close', function () {
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try {
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// Attempt to rename
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fs.renameSync(tarPathTemp, tarPathCache);
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} catch (err) {
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// Fall back to copy and unlink
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fs.copyFileSync(tarPathTemp, tarPathCache);
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fs.unlinkSync(tarPathTemp);
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}
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extractTarball(tarPathCache);
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});
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}
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}
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} catch (err) {
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fail(err);
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}
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