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// SPDX-License-Identifier: GPL-3.0-or-later
package dummy
import (
"context"
"fmt"
"log/slog"
"github.com/netdata/netdata/go/go.d.plugin/agent/confgroup"
"github.com/netdata/netdata/go/go.d.plugin/logger"
)
func NewDiscovery(cfg Config) (*Discovery, error) {
if err := validateConfig(cfg); err != nil {
return nil, fmt.Errorf("config validation: %v", err)
}
d := &Discovery{
Logger: logger.New().With(
slog.String("component", "discovery"),
slog.String("discoverer", "dummy"),
),
reg: cfg.Registry,
names: cfg.Names,
}
return d, nil
}
type Discovery struct {
*logger.Logger
reg confgroup.Registry
names []string
}
func (d *Discovery) String() string {
return d.Name()
}
func (d *Discovery) Name() string {
return "dummy discovery"
}
func (d *Discovery) Run(ctx context.Context, in chan<- []*confgroup.Group) {
d.Info("instance is started")
defer func() { d.Info("instance is stopped") }()
select {
case <-ctx.Done():
case in <- d.groups():
}
close(in)
}
func (d *Discovery) groups() []*confgroup.Group {
group := &confgroup.Group{Source: "internal"}
for _, name := range d.names {
def, ok := d.reg.Lookup(name)
if !ok {
continue
}
src := "internal"
cfg := confgroup.Config{}
cfg.SetModule(name)
cfg.SetProvider("dummy")
cfg.SetSourceType(confgroup.TypeStock)
cfg.SetSource(src)
cfg.ApplyDefaults(def)
group.Configs = append(group.Configs, cfg)
}
return []*confgroup.Group{group}
}
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