// New initializes mysqlstat
// arguments: metrics context, username, password, path to config file for
// mysql. username and password can be left as "" if a config file is specified.
func New(m *metrics.MetricContext, user, password, host, config string) (*MysqlStatDBs, error) {
s := new(MysqlStatDBs)
// connect to database
var err error
s.Db, err = tools.New(user, password, host, config)
if err != nil { //error in connecting to database
s.Db.Log(err)
return nil, err
}
s.SetMaxConnections(defaultMaxConns)
s.Metrics = MysqlStatMetricsNew(m)
return s, nil
}
// New initializes mysqlstat and returns it
// arguments: metrics context, username, password, path to config file for
// mysql. username and password can be left as "" if a config file is specified.
func New(m *metrics.MetricContext, user, password, host, config string) (*MysqlStatUsers, error) {
s := new(MysqlStatUsers)
s.M = m
s.nLock = &sync.Mutex{}
// connect to database
var err error
s.Db, err = tools.New(user, password, host, config)
if err != nil { //error in connecting to database
return nil, err
}
s.nLock.Lock()
s.Users = make(map[string]*MysqlStatPerUser)
s.nLock.Unlock()
return s, nil
}