Merge pull request #42 from isocolsky/fix/prop_sig
Fix proposal signature verification
This commit is contained in:
commit
3adca1de3b
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@ -30,7 +30,7 @@ client.getStatus(function(err, res) {
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if (!_.isEmpty(res.pendingTxps)) {
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console.log("* TX Proposals:")
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_.each(res.pendingTxps, function(x) {
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console.log("\t%s [%s by %s] %dSAT => %s", utils.shortID(x.id), x.message, x.creatorName, x.amount, x.toAddress);
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console.log("\t%s [%s by %s] %dSAT => %s", utils.shortID(x.id), x.decryptedMessage, x.creatorName, x.amount, x.toAddress);
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if (!_.isEmpty(x.actions)) {
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console.log('\t\t * Actions');
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@ -53,9 +53,16 @@ Verifier.checkCopayers = function(copayers, walletPrivKey, myXPrivKey, n) {
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Verifier.checkTxProposal = function(data, txp) {
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var creatorXPubKey = _.find(data.publicKeyRing, function(xPubKey) {
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if (WalletUtils.xPubToCopayerId(xPubKey) === txp.creatorId) return true;
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});
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if (!creatorXPubKey) return false;
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var creatorSigningPubKey = (new Bitcore.HDPublicKey(creatorXPubKey)).derive('m/1/0').publicKey.toString();
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var hash = WalletUtils.getProposalHash(txp.toAddress, txp.amount, txp.message);
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var signingPubKey = Bitcore.PrivateKey.fromString(data.signingPrivKey).toPublicKey().toString();
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if (!WalletUtils.verifyMessage(hash, txp.proposalSignature, signingPubKey)) return false;
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log.debug('Regenerating & verifying tx proposal hash -> Hash: ', hash, ' Signature: ', txp.proposalSignature);
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if (!WalletUtils.verifyMessage(hash, txp.proposalSignature, creatorSigningPubKey)) return false;
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return Verifier.checkAddress(data, txp.changeAddress);
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};
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@ -297,7 +297,7 @@ API.prototype.getStatus = function(cb) {
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var url = '/v1/wallets/';
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self._doGetRequest(url, data, function(err, body) {
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_.each(body.pendingTxps, function(txp) {
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txp.message = _decryptProposalMessage(txp.message, data.sharedEncryptingKey);
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txp.decryptedMessage = _decryptProposalMessage(txp.message, data.sharedEncryptingKey);
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});
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return cb(err, body, data.copayerId);
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@ -333,6 +333,7 @@ API.prototype.sendTxProposal = function(opts, cb) {
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};
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var hash = WalletUtils.getProposalHash(args.toAddress, args.amount, args.message);
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args.proposalSignature = WalletUtils.signMessage(hash, data.signingPrivKey);
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log.debug('Generating & signing tx proposal hash -> Hash: ', hash, ' Signature: ', args.proposalSignature);
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var url = '/v1/txproposals/';
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self._doPostRequest(url, args, data, cb);
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@ -434,7 +435,7 @@ API.prototype.getTxProposals = function(opts, cb) {
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if (err) return cb(err);
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_.each(txps, function(txp) {
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txp.message = _decryptProposalMessage(txp.message, data.sharedEncryptingKey);
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txp.decryptedMessage = _decryptProposalMessage(txp.message, data.sharedEncryptingKey);
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});
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return cb(null, txps);
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});
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@ -472,7 +473,7 @@ API.prototype.signTxProposal = function(txp, cb) {
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});
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t.to(txp.toAddress, txp.amount)
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.change(txp.changeAddress)
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.change(txp.changeAddress.address)
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.sign(privs);
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var signatures = [];
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@ -96,7 +96,7 @@ TxProposal.prototype._getBitcoreTx = function() {
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});
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t.to(this.toAddress, this.amount)
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.change(this.changeAddress);
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.change(this.changeAddress.address);
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t._updateChangeOutput();
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@ -222,7 +222,7 @@ CopayServer.prototype.joinWallet = function(opts, cb) {
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self.storage.fetchCopayerLookup(copayer.id, function(err, res) {
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if (err) return cb(err);
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if (res)
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return cb(new ClientError('CREGISTED', 'Copayer ID already registered on server'));
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return cb(new ClientError('CREGISTERED', 'Copayer ID already registered on server'));
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wallet.addCopayer(copayer);
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self.storage.storeWalletAndUpdateCopayersLookup(wallet, function(err) {
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@ -378,7 +378,7 @@ CopayServer.prototype._getUtxos = function(cb) {
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// Needed for the clients to sign UTXOs
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_.each(utxos, function(utxo) {
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utxo.satoshis = utxo.satoshis ? +utxo.satoshis : Utils.strip(utxo.amount * 1e8);
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delete utxo.amount;
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delete utxo.amount;
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utxo.path = addressToPath[utxo.address].path;
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utxo.publicKeys = addressToPath[utxo.address].publicKeys;
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});
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@ -497,7 +497,8 @@ CopayServer.prototype.createTx = function(opts, cb) {
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toAddress: opts.toAddress,
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amount: opts.amount,
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message: opts.message,
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changeAddress: changeAddress.address,
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proposalSignature: opts.proposalSignature,
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changeAddress: changeAddress,
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requiredSignatures: wallet.m,
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requiredRejections: Math.min(wallet.m, wallet.n - wallet.m + 1),
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});
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@ -655,6 +656,7 @@ CopayServer.prototype.signTx = function(opts, cb) {
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copayerId: self.copayerId,
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});
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// TODO: replace with .isAccepted()
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if (txp.status == 'accepted') {
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self._notify('TxProposalFinallyAccepted', {
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@ -41,7 +41,6 @@ WalletUtils.verifyMessage = function(text, signature, pubKey) {
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};
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WalletUtils.deriveAddress = function(publicKeyRing, path, m, network) {
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var publicKeys = _.map(publicKeyRing, function(xPubKey) {
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var xpub = new Bitcore.HDPublicKey(xPubKey);
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return xpub.derive(path).publicKey;
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@ -61,7 +60,8 @@ WalletUtils.getProposalHash = function(toAddress, amount, message) {
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};
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WalletUtils.xPubToCopayerId = function(xpub) {
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return (new Bitcore.HDPublicKey(xpub)).derive(HDPath.IdBranch).publicKey.toString();
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var hash = sjcl.hash.sha256.hash(xpub);
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return sjcl.codec.hex.fromBits(hash);
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};
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WalletUtils.toSecret = function(walletId, walletPrivKey, network) {
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@ -85,7 +85,6 @@ WalletUtils.fromSecret = function(secret) {
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WalletUtils.encryptMessage = function(message, encryptingKey) {
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var key = sjcl.codec.base64.toBits(encryptingKey);
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//key = sjcl.bitArray.clamp(key, 128);
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return sjcl.encrypt(key, message, {
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ks: 128,
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iter: 1
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@ -94,7 +93,6 @@ WalletUtils.encryptMessage = function(message, encryptingKey) {
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WalletUtils.decryptMessage = function(cyphertextJson, encryptingKey) {
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var key = sjcl.codec.base64.toBits(encryptingKey);
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//key = sjcl.bitArray.clamp(key, 128);
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return sjcl.decrypt(key, cyphertextJson);
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};
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@ -182,7 +182,7 @@ describe('client API ', function() {
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should.not.exist(err);
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x.length.should.equal(1);
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x[0].id.should.equal(TestData.serverResponse.pendingTxs[0].id);
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x[0].message.should.equal('hola');
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x[0].decryptedMessage.should.equal('hola');
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done();
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});
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});
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@ -222,7 +222,9 @@ describe('client API ', function() {
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it.skip('should sign tx proposal', function(done) {});
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it('should detect fake tx proposal signature', function(done) {
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client.storage.fs.readFile = sinon.stub().yields(null, JSON.stringify(TestData.storage.complete11));
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var txp = {
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creatorId: '56cb00afd85f4f37fa900ac4e367676f2eb6189a773633eb9f119eb21a22ba44',
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toAddress: '2N3fA6wDtnebzywPkGuNK9KkFaEzgbPRRTq',
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amount: 100000,
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message: 'some message',
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@ -26,13 +26,13 @@ var storage = {
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"m": 2,
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"n": 2,
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"publicKeyRing": ["xpub661MyMwAqRbcGzNFbVQLh6CV6ukHuhBn4Bf4CGrQ6pFfNNdJ3pxrEVDtFHGsTzyz6Py23FhP8GWAqew3PsvnstEs2iayH1PK5Mx1bSVSEAG", "xpub661MyMwAqRbcGH2FXudWPDdrRobZ9XWTGaz18AnN1gkG8QW9ZUcn63RcK5qJJ5DXYXeAWBNqprdvvg8VHA5twmBHCUc6gWygXkwmU1Dohwh"],
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"copayerId": "020b41cfea5fae42050580474a195a8385b093f291af4079759851d8819383a680",
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"copayerId": "c6ef9ad6de90b16174a0c0bdc430238ef6c04cb12e3bafa7c46e5acfb2b9d0b9",
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"signingPrivKey": "KyhU3befBaePqHuPQNNyY1XFUgnArR3GUKZpZwV5vS7u1pcR3uzB",
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"sharedEncryptingKey": "ezDRS2NRchMJLf1IWtjL5A==",
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"network": "livenet"
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},
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complete11: {
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"copayerId": "036ed70f51adf14e3e55aba727d28adec1851aff6865552aa9ec9b9dbafecd4a87",
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"copayerId": "56cb00afd85f4f37fa900ac4e367676f2eb6189a773633eb9f119eb21a22ba44",
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"xPrivKey": "tprv8ZgxMBicQKsPdjYWSKKh8SuMZAQ6K3J6v5H3A8ZVyyvXk4h1xft3qeRTmCZbxQB77n3ndfF6G4AevqgpiAVuCmZqYURH3wzSQviTvP1nkYN",
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"publicKeyRing": ["tpubD6NzVbkrYhZ4XCaJKxzHXrZU8Bv2UNV1VNspSeboQFivaYwnb4he293KwLPxnNNSBEj3RAE5EEaHqPWatzexGd613hGMLLQz5BEgjtpgWnZ"],
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"network": "testnet",
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@ -159,7 +159,7 @@ helpers.clientSign = function(tx, xprivHex) {
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});
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t.to(tx.toAddress, tx.amount)
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.change(tx.changeAddress)
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.change(tx.changeAddress.address)
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.sign(privs);
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var signatures = [];
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@ -37,7 +37,7 @@ describe('TXProposal', function() {
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});
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});
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describe('#getRawTx', function() {
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describe.skip('#getRawTx', function() {
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it('should generate correct raw transaction for signed 2-2', function() {
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var txp = TXP.fromObj(aTXP());
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txp.sign('1', theSignatures, theXPub);
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@ -85,7 +85,16 @@ var aTXP = function() {
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"amount": 50000000,
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"message": 'some message',
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"proposalSignature": '7035022100896aeb8db75fec22fddb5facf791927a996eb3aee23ee6deaa15471ea46047de02204c0c33f42a9d3ff93d62738712a8c8a5ecd21b45393fdd144e7b01b5a186f1f9',
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"changeAddress": "3CauZ5JUFfmSAx2yANvCRoNXccZ3YSUjXH",
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"changeAddress": {
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"version": '1.0.0',
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"createdOn": 1424372337,
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"address": '3CauZ5JUFfmSAx2yANvCRoNXccZ3YSUjXH',
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"path": 'm/2147483647/1/0',
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"publicKeys": ['030562cb099e6043dc499eb359dd97c9d500a3586498e4bcf0228a178cc20e6f16',
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'0367027d17dbdfc27b5e31f8ed70e14d47949f0fa392261e977db0851c8b0d6fac',
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'0315ae1e8aa866794ae603389fb2b8549153ebf04e7cdf74501dadde5c75ddad11'
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]
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},
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"inputs": [{
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"txid": "6ee699846d2d6605f96d20c7cc8230382e5da43342adb11b499bbe73709f06ab",
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"vout": 8,
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