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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
const { Credentials } = ChromeUtils.import(
"resource://gre/modules/Credentials.jsm"
);
const { CryptoUtils } = ChromeUtils.import(
"resource://services-crypto/utils.js"
);
var {
hexToBytes: h2b,
hexAsString: h2s,
stringAsHex: s2h,
bytesAsHex: b2h,
} = CommonUtils;
// Test vectors for the "onepw" protocol:
// https://github.com/mozilla/fxa-auth-server/wiki/onepw-protocol#wiki-test-vectors
var vectors = {
"client stretch-KDF": {
email: h("616e6472c3a94065 78616d706c652e6f 7267"),
password: h("70c3a4737377c3b6 7264"),
quickStretchedPW: h(
"e4e8889bd8bd61ad 6de6b95c059d56e7 b50dacdaf62bd846 44af7e2add84345d"
),
authPW: h(
"247b675ffb4c4631 0bc87e26d712153a be5e1c90ef00a478 4594f97ef54f2375"
),
authSalt: h(
"00f0000000000000 0000000000000000 0000000000000000 0000000000000000"
),
},
};
// A simple test suite with no utf8 encoding madness.
add_task(async function test_onepw_setup_credentials() {
let email = "francine@example.org";
let password = CommonUtils.encodeUTF8("i like pie");
let pbkdf2 = CryptoUtils.pbkdf2Generate;
let hkdf = CryptoUtils.hkdfLegacy;
// quickStretch the email
let saltyEmail = Credentials.keyWordExtended("quickStretch", email);
Assert.equal(
b2h(saltyEmail),
"6964656e746974792e6d6f7a696c6c612e636f6d2f7069636c2f76312f717569636b537472657463683a6672616e63696e65406578616d706c652e6f7267"
);
let pbkdf2Rounds = 1000;
let pbkdf2Len = 32;
let quickStretchedPW = await pbkdf2(
password,
saltyEmail,
pbkdf2Rounds,
pbkdf2Len
);
let quickStretchedActual =
"6b88094c1c73bbf133223f300d101ed70837af48d9d2c1b6e7d38804b20cdde4";
Assert.equal(b2h(quickStretchedPW), quickStretchedActual);
// obtain hkdf info
let authKeyInfo = Credentials.keyWord("authPW");
Assert.equal(
b2h(authKeyInfo),
"6964656e746974792e6d6f7a696c6c612e636f6d2f7069636c2f76312f617574685057"
);
// derive auth password
let hkdfSalt = h2b("00");
let hkdfLen = 32;
let authPW = await hkdf(quickStretchedPW, hkdfSalt, authKeyInfo, hkdfLen);
Assert.equal(
b2h(authPW),
"4b8dec7f48e7852658163601ff766124c312f9392af6c3d4e1a247eb439be342"
);
// derive unwrap key
let unwrapKeyInfo = Credentials.keyWord("unwrapBkey");
let unwrapKey = await hkdf(
quickStretchedPW,
hkdfSalt,
unwrapKeyInfo,
hkdfLen
);
Assert.equal(
b2h(unwrapKey),
"8ff58975be391338e4ec5d7138b5ed7b65c7d1bfd1f3a4f93e05aa47d5b72be9"
);
});
add_task(async function test_client_stretch_kdf() {
let expected = vectors["client stretch-KDF"];
let email = h2s(expected.email);
let password = h2s(expected.password);
// Intermediate value from sjcl implementation in fxa-js-client
// The key thing is the c3a9 sequence in "andré"
let salt = Credentials.keyWordExtended("quickStretch", email);
Assert.equal(
b2h(salt),
"6964656e746974792e6d6f7a696c6c612e636f6d2f7069636c2f76312f717569636b537472657463683a616e6472c3a9406578616d706c652e6f7267"
);
let options = {
stretchedPassLength: 32,
pbkdf2Rounds: 1000,
hkdfSalt: h2b("00"),
hkdfLength: 32,
};
let results = await Credentials.setup(email, password, options);
Assert.equal(
expected.quickStretchedPW,
b2h(results.quickStretchedPW),
"quickStretchedPW is wrong"
);
Assert.equal(expected.authPW, b2h(results.authPW), "authPW is wrong");
});
// End of tests
// Utility functions follow
// turn formatted test vectors into normal hex strings
function h(hexStr) {
return hexStr.replace(/\s+/g, "");
}
|
