// Open runs the invalidation loop.
func (rci *RowcacheInvalidator) Open(dbname string, mysqld mysqlctl.MysqlDaemon) {
// Perform an early check to see if we're already running.
if rci.svm.State() == sync2.SERVICE_RUNNING {
return
}
rp, err := mysqld.MasterPosition()
if err != nil {
panic(NewTabletError(ErrFatal, vtrpc.ErrorCode_INTERNAL_ERROR, "Rowcache invalidator aborting: cannot determine replication position: %v", err))
}
if mysqld.Cnf().BinLogPath == "" {
panic(NewTabletError(ErrFatal, vtrpc.ErrorCode_INTERNAL_ERROR, "Rowcache invalidator aborting: binlog path not specified"))
}
err = rci.qe.ClearRowcache(context.Background())
if err != nil {
panic(NewTabletError(ErrFatal, vtrpc.ErrorCode_INTERNAL_ERROR, "Rowcahe is not reachable"))
}
rci.dbname = dbname
rci.mysqld = mysqld
rci.SetPosition(rp)
ok := rci.svm.Go(rci.run)
if ok {
log.Infof("Rowcache invalidator starting, dbname: %s, path: %s, position: %v", dbname, mysqld.Cnf().BinLogPath, rp)
} else {
log.Infof("Rowcache invalidator already running")
}
}
// Open runs the invalidation loop.
func (rci *RowcacheInvalidator) Open(dbname string, mysqld mysqlctl.MysqlDaemon) {
rp, err := mysqld.MasterPosition()
if err != nil {
panic(NewTabletError(ErrFatal, "Rowcache invalidator aborting: cannot determine replication position: %v", err))
}
if mysqld.Cnf().BinLogPath == "" {
panic(NewTabletError(ErrFatal, "Rowcache invalidator aborting: binlog path not specified"))
}
rci.dbname = dbname
rci.mysqld = mysqld
rci.SetPosition(rp)
ok := rci.svm.Go(rci.run)
if ok {
log.Infof("Rowcache invalidator starting, dbname: %s, path: %s, position: %v", dbname, mysqld.Cnf().BinLogPath, rp)
} else {
log.Infof("Rowcache invalidator already running")
}
}
