// New creates and returns a new MetricSet instance.
func New(base mb.BaseMetricSet) (mb.MetricSet, error) {
// Unpack additional configuration options.
config := struct {
Hosts []string `config:"hosts" validate:"nonzero,required"`
Username string `config:"username"`
Password string `config:"password"`
}{
Username: "",
Password: "",
}
err := base.Module().UnpackConfig(&config)
if err != nil {
return nil, err
}
// Create and validate the data source name.
dsn, err := mysql.CreateDSN(base.Host(), config.Username, config.Password, base.Module().Config().Timeout)
if err != nil {
return nil, err
}
return &MetricSet{
BaseMetricSet: base,
dsn: dsn,
}, nil
}
// New creates and returns a new MetricSet instance.
func New(base mb.BaseMetricSet) (mb.MetricSet, error) {
// Unpack additional configuration options.
config := struct {
Username string `config:"username"`
Password string `config:"password"`
}{
Username: "",
Password: "",
}
err := base.Module().UnpackConfig(&config)
if err != nil {
return nil, err
}
hostToDSN := make(map[string]string, len(base.Module().Config().Hosts))
for _, host := range base.Module().Config().Hosts {
// TODO (akroh): Apply validation to the mysql DSN format.
dsn := mysql.CreateDSN(host, config.Username, config.Password)
hostToDSN[host] = dsn
}
return &MetricSet{
BaseMetricSet: base,
hostToDSN: hostToDSN,
connections: map[string]*sql.DB{},
}, nil
}
// New creates and returns a new MetricSet instance.
func New(base mb.BaseMetricSet) (mb.MetricSet, error) {
// Unpack additional configuration options.
config := struct {
Username string `config:"username"`
Password string `config:"password"`
}{
Username: "",
Password: "",
}
err := base.Module().UnpackConfig(&config)
if err != nil {
return nil, err
}
// TODO (akroh): Apply validation to the mysql DSN format.
dsn := mysql.CreateDSN(base.Host(), config.Username, config.Password)
return &MetricSet{
BaseMetricSet: base,
dsn: dsn,
}, nil
}
// Setup any metric specific configuration
func (m *MetricSeter) Setup(ms *helper.MetricSet) error {
// Additional configuration options
config := struct {
Username string `config:"username"`
Password string `config:"password"`
}{
Username: "",
Password: "",
}
for _, host := range ms.Config.Hosts {
dsn := mysql.CreateDSN(host, config.Username, config.Password)
db, err := mysql.Connect(dsn)
if err != nil {
logp.Err(err.Error())
}
m.connections[host] = db
}
return nil
}