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Add test for PKESK encrypt/decrypt flow for different public key algos

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This commit is contained in:
larabr 2024-03-20 18:51:45 +01:00
parent da88cc22e8
commit 8a0c60ff84
1 changed files with 54 additions and 20 deletions
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74
test/general/packet.js
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@ -8,6 +8,8 @@ chaiUse(chaiAsPromised);
import openpgp from '../initOpenpgp.js';
import crypto from '../../src/crypto';
import util from '../../src/util.js';
import * as packet from '../../src/packet';
import * as input from './testInputs.js';
@ -469,32 +471,64 @@ export default () => describe('Packet', function() {
});
});
it('Public key encrypted symmetric key packet', function() {
const rsa = openpgp.enums.publicKey.rsaEncryptSign;
const keySize = 1024;
describe('Public key encrypted symmetric key packet - roundtrip', () => {
const testData = [{
algoLabel: 'RSA',
publicKeyAlgorithm: openpgp.enums.publicKey.rsaEncryptSign,
paramsPromise: crypto.generateParams(openpgp.enums.publicKey.rsaEncryptSign, 1024, 65537)
},
{
algoLabel: 'ECDH NIST P-256',
publicKeyAlgorithm: openpgp.enums.publicKey.ecdh,
paramsPromise: crypto.generateParams(openpgp.enums.publicKey.ecdh, null, openpgp.enums.curve.nistP256)
},
{
algoLabel: 'ECDH x25519Legacy',
publicKeyAlgorithm: openpgp.enums.publicKey.ecdh,
paramsPromise: crypto.generateParams(openpgp.enums.publicKey.ecdh, null, openpgp.enums.curve.curve25519Legacy)
},
{
algoLabel: 'x25519',
publicKeyAlgorithm: openpgp.enums.publicKey.x25519,
paramsPromise: crypto.generateParams(openpgp.enums.publicKey.x25519)
}];
return crypto.generateParams(rsa, keySize, 65537).then(function({ publicParams, privateParams }) {
const enc = new openpgp.PublicKeyEncryptedSessionKeyPacket();
enc.version = 3;
const msg = new openpgp.PacketList();
const msg2 = new openpgp.PacketList();
function testRoundtrip({ v6 }) {
testData.forEach(({ algoLabel, publicKeyAlgorithm, paramsPromise }) => {
it(`${algoLabel} (PKESK ${v6 ? 'v6' : 'v3'})`, async () => {
const { publicParams, privateParams } = await paramsPromise;
// cannot use the `openpgp` exported values, since the different context gives issues when internally
// evaluating the `OID` instanceof of `publicParams.oid`, as part of `pkesk.encrypt` and `decrypt`
const pkesk = new packet.PublicKeyEncryptedSessionKeyPacket();
pkesk.version = v6 ? 6 : 3;
const msg = new packet.PacketList();
const msg2 = new packet.PacketList();
enc.sessionKey = new Uint8Array([1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0,1,2]);
enc.publicKeyAlgorithm = openpgp.enums.publicKey.rsaEncryptSign;
enc.sessionKeyAlgorithm = openpgp.enums.symmetric.aes256;
enc.publicKeyID.bytes = '12345678';
return enc.encrypt({ publicParams, getFingerprintBytes() {} }).then(async () => {
const privateKey = {
algorithm: publicKeyAlgorithm,
publicParams,
privateParams,
getFingerprintBytes: () => new Uint8Array(64)
};
pkesk.sessionKey = new Uint8Array([1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0,1,2]);
pkesk.publicKeyAlgorithm = publicKeyAlgorithm;
pkesk.sessionKeyAlgorithm = openpgp.enums.symmetric.aes256;
pkesk.publicKeyID.bytes = '12345678';
await pkesk.encrypt({ publicParams: privateKey.publicParams, getFingerprintBytes: privateKey.getFingerprintBytes });
msg.push(enc);
await msg2.read(msg.write(), allAllowedPackets);
msg.push(pkesk);
const allAllowedPackets = util.constructAllowedPackets([...Object.values(packet).filter(packetClass => !!packetClass.tag)]);
await msg2.read(msg.write(), allAllowedPackets);
const privateKey = { algorithm: openpgp.enums.publicKey.rsaEncryptSign, publicParams, privateParams, getFingerprintBytes() {} };
return msg2[0].decrypt(privateKey).then(() => {
expect(stringify(msg2[0].sessionKey)).to.equal(stringify(enc.sessionKey));
expect(msg2[0].sessionKeyAlgorithm).to.equal(enc.sessionKeyAlgorithm);
await msg2[0].decrypt(privateKey);
expect(msg2[0].sessionKey).to.deep.equal(pkesk.sessionKey);
expect(msg2[0].sessionKeyAlgorithm).to.equal(v6 ? null : pkesk.sessionKeyAlgorithm);
});
});
});
}
testRoundtrip({ v6: false });
testRoundtrip({ v6: true });
});
it('Secret key packet (reading, unencrypted)', async function() {