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prober.go
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prober.go
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package prober
import (
"context"
"fmt"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/dns"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/http"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/icmp"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/logger"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/tcp"
"github.com/grafana/synthetic-monitoring-agent/internal/prober/traceroute"
sm "github.com/grafana/synthetic-monitoring-agent/pkg/pb/synthetic_monitoring"
"github.com/prometheus/client_golang/prometheus"
"github.com/rs/zerolog"
)
type Prober interface {
Name() string
Probe(ctx context.Context, target string, registry *prometheus.Registry, logger logger.Logger) bool
}
func Run(ctx context.Context, p Prober, target string, registry *prometheus.Registry, logger logger.Logger) bool {
return p.Probe(ctx, target, registry, logger)
}
func NewFromCheck(ctx context.Context, logger zerolog.Logger, check sm.Check) (Prober, string, error) {
var (
p Prober
target string
err error
)
switch checkType := check.Type(); checkType {
case sm.CheckTypePing:
p, err = icmp.NewProber(check)
target = check.Target
case sm.CheckTypeHttp:
p, err = http.NewProber(ctx, check, logger)
target = check.Target
case sm.CheckTypeDns:
p, err = dns.NewProber(check)
target = check.Settings.Dns.Server
case sm.CheckTypeTcp:
p, err = tcp.NewProber(ctx, check, logger)
target = check.Target
case sm.CheckTypeTraceroute:
p, err = traceroute.NewProber(check, logger)
target = check.Target
default:
return nil, "", fmt.Errorf("unsupported change")
}
return p, target, err
}