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// SPDX-License-Identifier: GPL-3.0-or-later
package chrony
import (
_ "embed"
"errors"
"time"
"github.com/facebook/time/ntp/chrony"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
"github.com/netdata/netdata/go/go.d.plugin/pkg/web"
)
//go:embed "config_schema.json"
var configSchema string
func init() {
module.Register("chrony", module.Creator{
JobConfigSchema: configSchema,
Create: func() module.Module { return New() },
})
}
func New() *Chrony {
return &Chrony{
Config: Config{
Address: "127.0.0.1:323",
Timeout: web.Duration(time.Second),
},
charts: charts.Copy(),
newClient: newChronyClient,
}
}
type Config struct {
UpdateEvery int `yaml:"update_every" json:"update_every"`
Address string `yaml:"address" json:"address"`
Timeout web.Duration `yaml:"timeout" json:"timeout"`
}
type (
Chrony struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
client chronyClient
newClient func(c Config) (chronyClient, error)
}
chronyClient interface {
Tracking() (*chrony.ReplyTracking, error)
Activity() (*chrony.ReplyActivity, error)
Close()
}
)
func (c *Chrony) Configuration() any {
return c.Config
}
func (c *Chrony) Init() error {
if err := c.validateConfig(); err != nil {
c.Errorf("config validation: %v", err)
return err
}
return nil
}
func (c *Chrony) Check() error {
mx, err := c.collect()
if err != nil {
c.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (c *Chrony) Charts() *module.Charts {
return c.charts
}
func (c *Chrony) Collect() map[string]int64 {
mx, err := c.collect()
if err != nil {
c.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (c *Chrony) Cleanup() {
if c.client != nil {
c.client.Close()
c.client = nil
}
}
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