чуть более отзывчивая балансировка

This commit is contained in:
Alexey Kasyanchuk 2017-01-02 13:10:45 +03:00
parent c766b2e5e8
commit 5059beeaf0

View File

@ -126,15 +126,18 @@ listenerMysql.connect(function(err) {
}
let undoneQueries = 0;
let checkDatabaseBalance = () => {
let pushDatabaseBalance = () => {
undoneQueries++;
if(undoneQueries >= 5000)
{
console.log('too much freeze mysql connection. doing balance');
spider.ignore = true;
}
else if(undoneQueries == 0)
};
let popDatabaseBalance = () => {
undoneQueries--;
if(undoneQueries == 0)
{
console.log('all connections done, continue');
spider.ignore = false;
}
};
@ -149,10 +152,9 @@ listenerMysql.connect(function(err) {
filesCount = metadata.info.files.length;
size = 0;
undoneQueries++;
pushDatabaseBalance();
listenerMysql.query('DELETE FROM files WHERE hash = ?', hash, function (err, result) {
undoneQueries--;
checkDatabaseBalance();
popDatabaseBalance();
})
for(let i = 0; i < metadata.info.files.length; i++)
{
@ -163,10 +165,9 @@ listenerMysql.connect(function(err) {
path: filePath,
size: file.length,
};
undoneQueries++;
pushDatabaseBalance();
let query = listenerMysql.query('INSERT INTO files SET ?', fileQ, function(err, result) {
undoneQueries--;
checkDatabaseBalance();
popDatabaseBalance();
if(!result) {
console.log(fileQ);
console.error(err);
@ -183,10 +184,9 @@ listenerMysql.connect(function(err) {
path: metadata.info.name,
size: size,
};
undoneQueries++;
pushDatabaseBalance();
let query = listenerMysql.query('INSERT INTO files SET ?', fileQ, function(err, result) {
undoneQueries--;
checkDatabaseBalance();
popDatabaseBalance();
if(!result) {
console.log(fileQ);
console.error(err);
@ -203,10 +203,9 @@ listenerMysql.connect(function(err) {
ipv4: rinfo.address,
port: rinfo.port
};
undoneQueries++;
pushDatabaseBalance();
var query = listenerMysql.query('INSERT INTO torrents SET ? ON DUPLICATE KEY UPDATE hash=hash', torrentQ, function(err, result) {
undoneQueries--;
checkDatabaseBalance();
popDatabaseBalance();
if(result) {
io.sockets.emit('newTorrent', {
hash: hash,