src/go/plugin/go.d/modules/logind/logind.go
// SPDX-License-Identifier: GPL-3.0-or-later
//go:build linux
// +build linux
package logind
import (
_ "embed"
"errors"
"time"
"github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module"
"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/confopt"
)
//go:embed "config_schema.json"
var configSchema string
func init() {
module.Register("logind", module.Creator{
JobConfigSchema: configSchema,
Defaults: module.Defaults{
Priority: 59999, // copied from the python collector
},
Create: func() module.Module { return New() },
Config: func() any { return &Config{} },
})
}
func New() *Logind {
return &Logind{
Config: Config{
Timeout: confopt.Duration(time.Second),
},
newLogindConn: func(cfg Config) (logindConnection, error) {
return newLogindConnection(cfg.Timeout.Duration())
},
charts: charts.Copy(),
}
}
type Config struct {
UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
Timeout confopt.Duration `yaml:"timeout,omitempty" json:"timeout"`
}
type Logind struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
conn logindConnection
newLogindConn func(config Config) (logindConnection, error)
}
func (l *Logind) Configuration() any {
return l.Config
}
func (l *Logind) Init() error {
return nil
}
func (l *Logind) Check() error {
mx, err := l.collect()
if err != nil {
l.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (l *Logind) Charts() *module.Charts {
return l.charts
}
func (l *Logind) Collect() map[string]int64 {
mx, err := l.collect()
if err != nil {
l.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (l *Logind) Cleanup() {
if l.conn != nil {
l.conn.Close()
}
}