forked from elastic/beats
/
prospector.go
63 lines (53 loc) · 1.28 KB
/
prospector.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
package udp
import (
"github.com/elastic/beats/filebeat/channel"
"github.com/elastic/beats/filebeat/harvester"
"github.com/elastic/beats/filebeat/prospector"
"github.com/elastic/beats/libbeat/common"
"github.com/elastic/beats/libbeat/common/cfgwarn"
"github.com/elastic/beats/libbeat/logp"
)
func init() {
err := prospector.Register("udp", NewProspector)
if err != nil {
panic(err)
}
}
type Prospector struct {
harvester *Harvester
started bool
outlet channel.Outleter
}
func NewProspector(cfg *common.Config, outlet channel.Factory, context prospector.Context) (prospector.Prospectorer, error) {
cfgwarn.Experimental("UDP prospector type is used")
out, err := outlet(cfg, context.DynamicFields)
if err != nil {
return nil, err
}
forwarder := harvester.NewForwarder(out)
return &Prospector{
outlet: out,
harvester: NewHarvester(forwarder, cfg),
started: false,
}, nil
}
func (p *Prospector) Run() {
logp.Info("Starting udp prospector")
if !p.started {
p.started = true
go func() {
defer p.outlet.Close()
err := p.harvester.Run()
if err != nil {
logp.Err("Error running harvester:: %v", err)
}
}()
}
}
func (p *Prospector) Stop() {
logp.Info("Stopping udp prospector")
p.harvester.Stop()
}
func (p *Prospector) Wait() {
p.Stop()
}