RanchiMall/fcoin
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optimize.

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This commit is contained in:
Christopher Jeffrey 2016-06-12 09:30:06 -07:00
parent 6081998516
commit 1e962a5594
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GPG Key ID: 8962AB9DE6666BBD
2 changed files with 8 additions and 17 deletions
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6
lib/bcoin/chain.js
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@ -305,12 +305,12 @@ Chain.prototype._preload = function _preload(callback) {
return headers; return headers;
} }
function save(entry) { function save(entry, header) {
var unlock = locker.lock(save, [entry]); var unlock = locker.lock(save, [entry]);
if (!unlock) if (!unlock)
return; return;
self.db.save(entry, null, null, true, function(err) { self.db.save(entry, header, null, true, function(err) {
if (err) { if (err) {
stream.destroy(); stream.destroy();
locker.destroy(); locker.destroy();
@ -414,7 +414,7 @@ Chain.prototype._preload = function _preload(callback) {
entry = new bcoin.chainentry(self, data, lastEntry); entry = new bcoin.chainentry(self, data, lastEntry);
if (entry.height > chainHeight) if (entry.height > chainHeight)
save(entry); save(entry, block);
if ((height + 1) % 50000 === 0) if ((height + 1) % 50000 === 0)
bcoin.debug('Received %d headers from electrum.org.', height + 1); bcoin.debug('Received %d headers from electrum.org.', height + 1);

19
lib/bcoin/chaindb.js
View File

@ -555,17 +555,10 @@ ChainDB.prototype.get = function get(hash, callback) {
*/ */
ChainDB.prototype.save = function save(entry, block, view, connect, callback) { ChainDB.prototype.save = function save(entry, block, view, connect, callback) {
var batch, hash, height; var batch = this.db.batch();
var hash = block.hash();
var height = new Buffer(4);
callback = utils.ensure(callback);
assert(entry.height >= 0);
batch = this.db.batch();
hash = new Buffer(entry.hash, 'hex');
height = new Buffer(4);
height.writeUInt32LE(height, 0, true); height.writeUInt32LE(height, 0, true);
batch.put(layout.h(entry.hash), height); batch.put(layout.h(entry.hash), height);
@ -625,7 +618,7 @@ ChainDB.prototype.getTip = function getTip(callback) {
ChainDB.prototype.connect = function connect(entry, block, view, callback) { ChainDB.prototype.connect = function connect(entry, block, view, callback) {
var batch = this.db.batch(); var batch = this.db.batch();
var hash = new Buffer(entry.hash, 'hex'); var hash = block.hash();
batch.put(layout.n(entry.prevBlock), hash); batch.put(layout.n(entry.prevBlock), hash);
batch.put(layout.H(entry.height), hash); batch.put(layout.H(entry.height), hash);
@ -656,9 +649,7 @@ ChainDB.prototype.connect = function connect(entry, block, view, callback) {
ChainDB.prototype.disconnect = function disconnect(entry, callback) { ChainDB.prototype.disconnect = function disconnect(entry, callback) {
var self = this; var self = this;
var batch; var batch = this.db.batch();
batch = this.db.batch();
batch.del(layout.n(entry.prevBlock)); batch.del(layout.n(entry.prevBlock));
batch.del(layout.H(entry.height)); batch.del(layout.H(entry.height));