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'use strict';
const common = require('../common');
if (!common.hasCrypto) common.skip('missing crypto');
const tmpdir = require('../common/tmpdir');
const assert = require('assert');
const { spawnSync } = require('child_process');
const crypto = require('crypto');
const fs = require('fs');
const path = require('path');
const { pathToFileURL } = require('url');
tmpdir.refresh();
function hash(algo, body) {
const h = crypto.createHash(algo);
h.update(body);
return h.digest('base64');
}
const policyFilepath = path.join(tmpdir.path, 'policy');
const parentFilepath = path.join(tmpdir.path, 'parent.js');
const parentBody = "require('./dep.js')";
const depFilepath = path.join(tmpdir.path, 'dep.js');
const depURL = pathToFileURL(depFilepath);
const depBody = '';
fs.writeFileSync(parentFilepath, parentBody);
fs.writeFileSync(depFilepath, depBody);
const tmpdirURL = pathToFileURL(tmpdir.path);
if (!tmpdirURL.pathname.endsWith('/')) {
tmpdirURL.pathname += '/';
}
const packageFilepath = path.join(tmpdir.path, 'package.json');
const packageURL = pathToFileURL(packageFilepath);
const packageBody = '{"main": "dep.js"}';
function test({ shouldFail, integrity }) {
const resources = {
[packageURL]: {
body: packageBody,
integrity: `sha256-${hash('sha256', packageBody)}`
},
[depURL]: {
body: depBody,
integrity
}
};
const manifest = {
resources: {},
};
for (const [url, { body, integrity }] of Object.entries(resources)) {
manifest.resources[url] = {
integrity,
};
fs.writeFileSync(new URL(url, tmpdirURL.href), body);
}
fs.writeFileSync(policyFilepath, JSON.stringify(manifest, null, 2));
const { status } = spawnSync(process.execPath, [
'--experimental-policy',
policyFilepath,
depFilepath
]);
if (shouldFail) {
assert.notStrictEqual(status, 0);
} else {
assert.strictEqual(status, 0);
}
}
test({
shouldFail: false,
integrity: `sha256-${hash('sha256', depBody)}`,
});
test({
shouldFail: true,
integrity: `1sha256-${hash('sha256', depBody)}`,
});
test({
shouldFail: true,
integrity: 'hoge',
});
test({
shouldFail: true,
integrity: `sha256-${hash('sha256', depBody)}sha256-${hash(
'sha256',
depBody
)}`,
});