void CConnectionPoolManager::open( CDbStatusItem* pDbStatusItem )
{
//check pool
LOG_DEBUG<<"connectionStr="<<pDbStatusItem->getConnectionString()
<<" "<<" is not in DB Connection Pool, then create new one";
createConnectionPool(pDbStatusItem);
}
t_bool CApplication::runMigrationTasks()
{
// create connection pool
t_uint threads = CString::toUnsignedInt(CConfig::instance()->value("threads", "1"));
CLog::instance()->information("Count of working threads: " + CString::fromNumber(threads));
if (!createConnectionPool(threads - 1))
{
return false;
}
// create tasks
CString destination_schema = CConfig::instance()->value("destination_schema");
t_uint range_begin = 0;
t_uint range_end = 0;
t_uint range = m_tables.size() / threads;
for (t_uint i = 0, j = 0; i < m_tables.size() - range; i += range + 1, ++j)
{
range_begin = i;
range_end = i + range;
std::unique_ptr<CTask> task = std::unique_ptr<CTask>(new CMigrationTask(m_source_pool.at(j), m_destination_pool.at(j), destination_schema, m_tables, range_begin, range_end));
m_migration_tasks.push_back(std::move(task));
}
range_begin = range_end + 1;
range_end = m_tables.size() - 1;
std::unique_ptr<CTask> task = std::unique_ptr<CTask>(new CMigrationTask(std::move(m_source), std::move(m_destination), destination_schema, m_tables, range_begin, range_end));
// executing tasks
for (t_uint i = 0; i < m_migration_tasks.size(); ++i)
{
executeTask(m_migration_tasks.at(i).get());
}
task->execute();
// wait for completion
for (t_uint i = 0; i < m_migration_tasks.size(); ++i)
{
while (!m_migration_tasks.at(i)->isExecuted())
{
}
}
return true;
}
