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Updates to backup infrastructure

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This commit is contained in:
Scott Nonnenberg 2018-12-13 13:41:42 -08:00
parent 47f834cf5c
commit e4babdaef0
14 changed files with 599 additions and 710 deletions
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32
test/crypto_test.js
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@ -44,7 +44,7 @@ describe('Crypto', () => {
const encrypted = await Signal.Crypto.encryptSymmetric(key, plaintext);
const uintArray = new Uint8Array(encrypted);
uintArray[2] = 9;
uintArray[2] += 2;
try {
await Signal.Crypto.decryptSymmetric(key, uintArray.buffer);
@ -69,7 +69,7 @@ describe('Crypto', () => {
const encrypted = await Signal.Crypto.encryptSymmetric(key, plaintext);
const uintArray = new Uint8Array(encrypted);
uintArray[uintArray.length - 3] = 9;
uintArray[uintArray.length - 3] += 2;
try {
await Signal.Crypto.decryptSymmetric(key, uintArray.buffer);
@ -94,7 +94,7 @@ describe('Crypto', () => {
const encrypted = await Signal.Crypto.encryptSymmetric(key, plaintext);
const uintArray = new Uint8Array(encrypted);
uintArray[35] = 9;
uintArray[35] += 9;
try {
await Signal.Crypto.decryptSymmetric(key, uintArray.buffer);
@ -146,4 +146,30 @@ describe('Crypto', () => {
}
});
});
describe('attachment encryption', () => {
it('roundtrips', async () => {
const staticKeyPair = await libsignal.KeyHelper.generateIdentityKeyPair();
const message = 'this is my message';
const plaintext = Signal.Crypto.bytesFromString(message);
const path =
'fa/facdf99c22945b1c9393345599a276f4b36ad7ccdc8c2467f5441b742c2d11fa';
const encrypted = await Signal.Crypto.encryptAttachment(
staticKeyPair.pubKey.slice(1),
path,
plaintext
);
const decrypted = await Signal.Crypto.decryptAttachment(
staticKeyPair.privKey,
path,
encrypted
);
const equal = Signal.Crypto.constantTimeEqual(plaintext, decrypted);
if (!equal) {
throw new Error('The output and input did not match!');
}
});
});
});