scan addresses 1 by 1 and rewind to last used one
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a0f99f6660
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@ -23,7 +23,7 @@ var _parseErr = function(err, res) {
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log.warn('Insight error: ', err);
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return "Insight Error";
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}
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log.warn("Insight " + res.request.href + " Returned Status: " + res.statusCode);
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log.warn("Insight " + res.request.href + " Returned Status: " + res.statusCode);
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return "Error querying the blockchain";
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};
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@ -45,7 +45,7 @@ Insight.prototype.getUnspentUtxos = function(addresses, cb) {
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};
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request(args, function(err, res, unspent) {
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if (err || res.statusCode !== 200) return cb(_parseErr(err,res));
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if (err || res.statusCode !== 200) return cb(_parseErr(err, res));
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return cb(null, unspent);
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});
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};
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@ -64,7 +64,7 @@ Insight.prototype.broadcast = function(rawTx, cb) {
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};
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request(args, function(err, res, body) {
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if (err || res.statusCode !== 200) return cb(_parseErr(err,res));
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if (err || res.statusCode !== 200) return cb(_parseErr(err, res));
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return cb(null, body ? body.txid : null);
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});
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};
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@ -77,9 +77,9 @@ Insight.prototype.getTransaction = function(txid, cb) {
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};
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request(args, function(err, res, tx) {
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if (res && res.statusCode == 404 ) return cb();
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if (res && res.statusCode == 404) return cb();
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if (err || res.statusCode !== 200)
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return cb(_parseErr(err,res));
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return cb(_parseErr(err, res));
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return cb(null, tx);
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});
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@ -100,7 +100,7 @@ Insight.prototype.getTransactions = function(addresses, from, to, cb) {
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};
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request(args, function(err, res, txs) {
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if (err || res.statusCode !== 200) return cb(_parseErr(err,res));
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if (err || res.statusCode !== 200) return cb(_parseErr(err, res));
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if (_.isObject(txs) && txs.items)
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txs = txs.items;
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@ -112,10 +112,20 @@ Insight.prototype.getTransactions = function(addresses, from, to, cb) {
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});
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};
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Insight.prototype.getAddressActivity = function(addresses, cb) {
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this.getTransactions(addresses, null, null, function(err, result) {
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if (err) return cb(err);
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return cb(null, result && result.length > 0);
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Insight.prototype.getAddressActivity = function(address, cb) {
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var url = this.url + this.apiPrefix + '/addr/' + address;
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var args = {
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method: 'GET',
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url: url,
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};
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request(args, function(err, res, result) {
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if (res && res.statusCode == 404) return cb();
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if (err || res.statusCode !== 200)
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return cb(_parseErr(err, res));
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var nbTxs = result.unconfirmedTxApperances + result.txApperances;
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return cb(null, nbTxs > 0);
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});
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};
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@ -131,7 +141,7 @@ Insight.prototype.estimateFee = function(nbBlocks, cb) {
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json: true,
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};
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request(args, function(err, res, body) {
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if (err || res.statusCode !== 200) return cb(_parseErr(err,res));
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if (err || res.statusCode !== 200) return cb(_parseErr(err, res));
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return cb(null, body);
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});
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};
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@ -64,7 +64,7 @@ WalletService.BACKOFF_TIME = 2;
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// Fund scanning parameters
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WalletService.SCAN_CONFIG = {
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scanWindow: 20,
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maxGap: 20,
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derivationDelay: 10, // in milliseconds
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};
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@ -1878,43 +1878,35 @@ WalletService.prototype.scan = function(opts, cb) {
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opts = opts || {};
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function deriveAddresses(size, derivator, cb) {
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async.mapSeries(_.range(size), function(i, next) {
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setTimeout(function() {
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next(null, derivator.derive());
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}, WalletService.SCAN_CONFIG.derivationDelay)
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}, cb);
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};
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function checkActivity(addresses, networkName, cb) {
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var bc = self._getBlockchainExplorer(networkName);
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bc.getAddressActivity(addresses, cb);
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function checkActivity(address, network, cb) {
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var bc = self._getBlockchainExplorer(network);
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bc.getAddressActivity(address, cb);
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};
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function scanBranch(derivator, cb) {
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var activity = true;
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var inactiveCounter = 0;
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var allAddresses = [];
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var networkName;
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async.whilst(function() {
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return activity;
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}, function(next) {
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deriveAddresses(WalletService.SCAN_CONFIG.scanWindow, derivator, function(err, addresses) {
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if (err) return next(err);
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networkName = networkName || Bitcore.Address(addresses[0].address).toObject().network;
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checkActivity(_.pluck(addresses, 'address'), networkName, function(err, thereIsActivity) {
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if (err) return next(err);
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var gap = WalletService.SCAN_CONFIG.maxGap;
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activity = thereIsActivity;
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if (thereIsActivity) {
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allAddresses.push(addresses);
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} else {
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derivator.rewind(WalletService.SCAN_CONFIG.scanWindow);
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}
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next();
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});
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async.whilst(function() {
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return inactiveCounter < gap;
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}, function(next) {
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var address = derivator.derive();
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checkActivity(address.address, address.network, function(err, activity) {
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console.log('*** [server.js ln1895] address.path, activity:', address.path, activity); // TODO
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if (err) return next(err);
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allAddresses.push(address);
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inactiveCounter = activity ? 0 : inactiveCounter + 1;
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console.log('*** [server.js ln1905] inactiveCounter:', inactiveCounter); // TODO
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next();
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});
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}, function(err) {
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return cb(err, _.flatten(allAddresses));
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derivator.rewind(gap);
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return cb(err, _.dropRight(allAddresses, gap));
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});
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};
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@ -237,8 +237,8 @@ helpers.stubFeeLevels = function(levels) {
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};
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helpers.stubAddressActivity = function(activeAddresses) {
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blockchainExplorer.getAddressActivity = function(addresses, cb) {
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return cb(null, _.intersection(activeAddresses, addresses).length > 0);
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blockchainExplorer.getAddressActivity = function(address, cb) {
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return cb(null, _.contains(activeAddresses, address));
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};
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};
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@ -4771,7 +4771,7 @@ describe('Wallet service', function() {
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describe('1-of-1 wallet (BIP44 & P2PKH)', function() {
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beforeEach(function(done) {
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this.timeout(5000);
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WalletService.SCAN_CONFIG.scanWindow = 2;
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WalletService.SCAN_CONFIG.maxGap = 2;
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WalletService.SCAN_CONFIG.derivationDelay = 0;
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helpers.createAndJoinWallet(1, 1, function(s, w) {
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@ -4784,7 +4784,7 @@ describe('Wallet service', function() {
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WalletService.SCAN_CONFIG = scanConfigOld;
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});
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it('should scan main addresses', function(done) {
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it.only('should scan main addresses', function(done) {
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helpers.stubAddressActivity(
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['1L3z9LPd861FWQhf3vDn89Fnc9dkdBo2CG', // m/0/0
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'1GdXraZ1gtoVAvBh49D4hK9xLm6SKgesoE', // m/0/2
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@ -4794,9 +4794,7 @@ describe('Wallet service', function() {
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'm/0/0',
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'm/0/1',
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'm/0/2',
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'm/0/3',
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'm/1/0',
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'm/1/1',
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];
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server.scan({}, function(err) {
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should.not.exist(err);
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@ -4810,7 +4808,7 @@ describe('Wallet service', function() {
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_.difference(paths, expectedPaths).length.should.equal(0);
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server.createAddress({}, function(err, address) {
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should.not.exist(err);
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address.path.should.equal('m/0/4');
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address.path.should.equal('m/0/3');
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done();
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});
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});
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