src/go/plugin/go.d/modules/ap/ap.go
// SPDX-License-Identifier: GPL-3.0-or-later
package ap
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("ap", module.Creator{
JobConfigSchema: configSchema,
Defaults: module.Defaults{
UpdateEvery: 10,
},
Create: func() module.Module { return New() },
Config: func() any { return &Config{} },
})
}
func New() *AP {
return &AP{
Config: Config{
BinaryPath: "/usr/sbin/iw",
Timeout: confopt.Duration(time.Second * 2),
},
charts: &module.Charts{},
seenIfaces: make(map[string]*iwInterface),
}
}
type Config struct {
UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
Timeout confopt.Duration `yaml:"timeout,omitempty" json:"timeout"`
BinaryPath string `yaml:"binary_path,omitempty" json:"binary_path"`
}
type (
AP struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
exec iwBinary
seenIfaces map[string]*iwInterface
}
iwBinary interface {
devices() ([]byte, error)
stationStatistics(ifaceName string) ([]byte, error)
}
)
func (a *AP) Configuration() any {
return a.Config
}
func (a *AP) Init() error {
if err := a.validateConfig(); err != nil {
a.Errorf("config validation: %s", err)
return err
}
iw, err := a.initIwExec()
if err != nil {
a.Errorf("iw dev exec initialization: %v", err)
return err
}
a.exec = iw
return nil
}
func (a *AP) Check() error {
mx, err := a.collect()
if err != nil {
a.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (a *AP) Charts() *module.Charts {
return a.charts
}
func (a *AP) Collect() map[string]int64 {
mx, err := a.collect()
if err != nil {
a.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (a *AP) Cleanup() {}