src/go/plugin/go.d/modules/nsd/nsd.go
// SPDX-License-Identifier: GPL-3.0-or-later
package nsd
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("nsd", module.Creator{
JobConfigSchema: configSchema,
Defaults: module.Defaults{
UpdateEvery: 10,
},
Create: func() module.Module { return New() },
Config: func() any { return &Config{} },
})
}
func New() *Nsd {
return &Nsd{
Config: Config{
Timeout: confopt.Duration(time.Second * 2),
},
charts: charts.Copy(),
}
}
type Config struct {
UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
Timeout confopt.Duration `yaml:"timeout,omitempty" json:"timeout"`
}
type Nsd struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
exec nsdControlBinary
}
func (n *Nsd) Configuration() any {
return n.Config
}
func (n *Nsd) Init() error {
nsdControl, err := n.initNsdControlExec()
if err != nil {
n.Errorf("nsd-control exec initialization: %v", err)
return err
}
n.exec = nsdControl
return nil
}
func (n *Nsd) Check() error {
mx, err := n.collect()
if err != nil {
n.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (n *Nsd) Charts() *module.Charts {
return n.charts
}
func (n *Nsd) Collect() map[string]int64 {
mx, err := n.collect()
if err != nil {
n.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (n *Nsd) Cleanup() {}