51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
const crypto = require('crypto');
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const fs = require('fs');
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const path = require('path');
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// Fallback to blow away old cache keys
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const HASH_VERSION = 3;
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// Base files to hash
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const filesToHash = [
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path.resolve(__dirname, '../DEPS'),
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path.resolve(__dirname, '../yarn.lock'),
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path.resolve(__dirname, '../script/sysroots.json')
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];
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const addAllFiles = (dir) => {
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for (const child of fs.readdirSync(dir).sort()) {
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const childPath = path.resolve(dir, child);
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if (fs.statSync(childPath).isDirectory()) {
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addAllFiles(childPath);
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} else {
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filesToHash.push(childPath);
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}
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}
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};
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// Add all patch files to the hash
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addAllFiles(path.resolve(__dirname, '../patches'));
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// Create Hash
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const hasher = crypto.createHash('SHA256');
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hasher.update(`HASH_VERSION:${HASH_VERSION}`);
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for (const file of filesToHash) {
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hasher.update(fs.readFileSync(file));
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}
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// Add the GCLIENT_EXTRA_ARGS variable to the hash
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const extraArgs = process.env.GCLIENT_EXTRA_ARGS || 'no_extra_args';
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hasher.update(extraArgs);
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const effectivePlatform = extraArgs.includes('host_os=mac') ? 'darwin' : process.platform;
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// Write the hash to disk
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fs.writeFileSync(path.resolve(__dirname, '../.depshash'), hasher.digest('hex'));
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let targetContent = `${effectivePlatform}\n${process.env.TARGET_ARCH}\n${process.env.GN_CONFIG}\n${undefined}\n${process.env.GN_EXTRA_ARGS}\n${process.env.GN_BUILDFLAG_ARGS}`;
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const argsDir = path.resolve(__dirname, '../build/args');
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for (const argFile of fs.readdirSync(argsDir).sort()) {
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targetContent += `\n${argFile}--${crypto.createHash('SHA1').update(fs.readFileSync(path.resolve(argsDir, argFile))).digest('hex')}`;
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}
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fs.writeFileSync(path.resolve(__dirname, '../.depshash-target'), targetContent);
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