86 lines
2.5 KiB
JavaScript
86 lines
2.5 KiB
JavaScript
import { plusx } from './chmod.js';
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import { spawn } from './spawn.js';
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const script = `
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var vm = require('vm');
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var assert = require('assert');
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var text = '(function () { return 42; })';
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var cd, fn, result;
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var modules = process.versions.modules | 0;
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var v8 = process.versions.v8.split('.').slice(0, 2).join('.');
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var s1 = new vm.Script(text, { filename: 's1', produceCachedData: true, sourceless: true });
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assert(s1.cachedDataProduced);
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cd = s1.cachedData;
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var kCpuFeaturesOffset, cpuFeatures;
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if (modules === 14) {
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} else
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if (modules === 46 || modules === 48 || modules === 51) {
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kCpuFeaturesOffset = 0x0c;
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} else
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if (modules === 57) {
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if (v8 === '6.2') {
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kCpuFeaturesOffset = 0x0c;
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} else
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if (v8 === '5.8') {
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kCpuFeaturesOffset = 0x0c;
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} else {
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kCpuFeaturesOffset = 0x10;
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}
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} else
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if (modules === 59) {
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kCpuFeaturesOffset = 0x0c;
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} else
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if (modules === 64) {
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kCpuFeaturesOffset = 0x0c;
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} else {
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assert(false, modules);
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}
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if (modules >= 46 && // no cpu_features field in 0.12
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// non-zero features even in sourceless mode in arm
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process.arch !== 'arm') {
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cpuFeatures = cd.readUInt32LE(kCpuFeaturesOffset);
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assert(cpuFeatures === 0, 'CPU_FEATURES must be zero');
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}
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var s2 = new vm.Script(undefined, { filename: 's2', cachedData: cd, sourceless: true });
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fn = s2.runInThisContext();
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result = fn();
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assert.equal(result, 42);
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if (modules === 14) {
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} else
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if (modules === 46 || modules === 48 ||
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modules === 51 || modules === 57 || modules === 59 || modules === 64) {
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var paddedPayloadOffset = 0x48; // see SerializedCodeData::Payload()
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var index = paddedPayloadOffset + 10;
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cd[index] ^= 0xf0;
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var s3 = new vm.Script(undefined, { filename: 's3', cachedData: cd, sourceless: true });
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assert(s3.cachedDataRejected, 's3.cachedDataRejected must be true');
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} else {
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assert(false, modules);
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}
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var s4 = new vm.Script(text, { filename: 's4', produceCachedData: true });
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assert(s4.cachedDataProduced, 's4.cachedDataProduced must be true');
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cd = s4.cachedData;
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if (modules >= 46 && // no cpu_features field in 0.12
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// zero features even in non-sourceless mode in arm
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process.arch !== 'arm') {
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cpuFeatures = cd.readUInt32LE(kCpuFeaturesOffset);
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assert(cpuFeatures !== 0, 'CPU_FEATURES must be non-zero');
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}
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console.log('ok');
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`;
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export async function verify (local) {
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await plusx(local);
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await spawn(local, [ '-e', script ],
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{ env: { PKG_EXECPATH: 'PKG_INVOKE_NODEJS' } });
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}
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