bool DatabaseLogger::logqmsg(MSqlQuery &query, LoggingItem *item)
{
char timestamp[TIMESTAMP_MAX];
char *threadName = getThreadName(item);
strftime( timestamp, TIMESTAMP_MAX-8, "%Y-%m-%d %H:%M:%S",
(const struct tm *)&item->tm );
query.bindValue(":THREAD", threadName);
query.bindValue(":MSGTIME", timestamp);
query.bindValue(":LEVEL", item->level);
query.bindValue(":MESSAGE", item->message);
if (!query.exec())
{
// Suppress Driver not loaded errors that occur at startup.
// and suppress additional errors for one second after the
// previous error (to avoid spamming the log).
QSqlError err = query.lastError();
if ((err.type() != 1 || err.number() != -1) &&
(!m_errorLoggingTime.isValid() ||
(m_errorLoggingTime.elapsed() > 1000)))
{
MythDB::DBError("DBLogging", query);
m_errorLoggingTime.start();
}
return false;
}
deleteItem(item);
return true;
}
/**
* \brief Try to get a lock on the table schemalock.
*
* To prevent upgrades by different programs of the same schema.
* (<I>e.g.</I> when both mythbackend and mythfrontend start at the same time)
*/
bool DBUtil::lockSchema(MSqlQuery &query)
{
if (!query.exec("CREATE TABLE IF NOT EXISTS "
"schemalock ( schemalock int(1));"))
{
LOG(VB_GENERAL, LOG_CRIT,
QString("ERROR: Unable to create schemalock table: %1")
.arg(MythDB::DBErrorMessage(query.lastError())));
return false;
}
if (!query.exec("LOCK TABLE schemalock WRITE;"))
{
LOG(VB_GENERAL, LOG_CRIT,
QString("ERROR: Unable to acquire database upgrade lock")
.arg(MythDB::DBErrorMessage(query.lastError())));
return false;
}
return true;
}
QString MythDB::GetError(const QString &where, const MSqlQuery &query)
{
QString str = QString("DB Error (%1):\n").arg(where);
str += "Query was:\n";
str += query.executedQuery() + '\n';
QString tmp = toCommaList(query.boundValues());
if (!tmp.isEmpty())
{
str += "Bindings were:\n";
str += tmp;
}
str += DBErrorMessage(query.lastError());
return str;
}
/// \brief Actually insert a log message from the queue into the database
/// \param query The database insert query to use
/// \param item LoggingItem containing the log message to insert
bool DatabaseLogger::logqmsg(MSqlQuery &query, LoggingItem *item)
{
char timestamp[TIMESTAMP_MAX];
time_t epoch = item->epoch();
struct tm tm;
localtime_r(&epoch, &tm);
strftime(timestamp, TIMESTAMP_MAX-8, "%Y-%m-%d %H:%M:%S",
(const struct tm *)&tm);
query.bindValue(":TID", item->tid());
query.bindValue(":THREAD", item->threadName());
query.bindValue(":FILENAME", item->file());
query.bindValue(":LINE", item->line());
query.bindValue(":FUNCTION", item->function());
query.bindValue(":MSGTIME", timestamp);
query.bindValue(":LEVEL", item->level());
query.bindValue(":MESSAGE", item->message());
query.bindValue(":APP", item->appName());
query.bindValue(":PID", item->pid());
if (!query.exec())
{
// Suppress Driver not loaded errors that occur at startup.
// and suppress additional errors for one second after the
// previous error (to avoid spamming the log).
QSqlError err = query.lastError();
if ((err.type() != 1 || err.number() != -1) &&
(!m_errorLoggingTime.isValid() ||
(m_errorLoggingTime.elapsed() > 1000)))
{
MythDB::DBError("DBLogging", query);
m_errorLoggingTime.start();
}
return false;
}
return true;
}
