XeNote/.yarn/unplugged/sharp-npm-0.26.2-a42331601c/node_modules/sharp/install/libvips.js
canburaks b23e3ff508 ...
2021-05-17 04:16:19 +03:00

131 lines
5.1 KiB
JavaScript

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