forked from mirrors/statsd_exporter
Add metrics to relay
Add some metrics to the statsd relay. * The number of StatsD packets relayed. * The number lines that were too long to relay. Also convert main.go to use promauto for metric registration. Signed-off-by: SuperQ <superq@gmail.com>
This commit is contained in:
SuperQ
parent
f39c9c3645
commit
ae26c506f5
2 changed files with 48 additions and 42 deletions
63
main.go
63
main.go
|
|
@ -26,6 +26,7 @@ import (
|
|||
|
||||
"github.com/go-kit/log"
|
||||
"github.com/prometheus/client_golang/prometheus"
|
||||
"github.com/prometheus/client_golang/prometheus/promauto"
|
||||
"github.com/prometheus/client_golang/prometheus/promhttp"
|
||||
"github.com/prometheus/common/promlog"
|
||||
"github.com/prometheus/common/promlog/flag"
|
||||
|
|
@ -50,118 +51,118 @@ const (
|
|||
)
|
||||
|
||||
var (
|
||||
eventStats = prometheus.NewCounterVec(
|
||||
eventStats = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_events_total",
|
||||
Help: "The total number of StatsD events seen.",
|
||||
},
|
||||
[]string{"type"},
|
||||
)
|
||||
eventsFlushed = prometheus.NewCounter(
|
||||
eventsFlushed = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_event_queue_flushed_total",
|
||||
Help: "Number of times events were flushed to exporter",
|
||||
},
|
||||
)
|
||||
eventsUnmapped = prometheus.NewCounter(
|
||||
eventsUnmapped = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_events_unmapped_total",
|
||||
Help: "The total number of StatsD events no mapping was found for.",
|
||||
})
|
||||
udpPackets = prometheus.NewCounter(
|
||||
udpPackets = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_udp_packets_total",
|
||||
Help: "The total number of StatsD packets received over UDP.",
|
||||
},
|
||||
)
|
||||
tcpConnections = prometheus.NewCounter(
|
||||
tcpConnections = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_tcp_connections_total",
|
||||
Help: "The total number of TCP connections handled.",
|
||||
},
|
||||
)
|
||||
tcpErrors = prometheus.NewCounter(
|
||||
tcpErrors = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_tcp_connection_errors_total",
|
||||
Help: "The number of errors encountered reading from TCP.",
|
||||
},
|
||||
)
|
||||
tcpLineTooLong = prometheus.NewCounter(
|
||||
tcpLineTooLong = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_tcp_too_long_lines_total",
|
||||
Help: "The number of lines discarded due to being too long.",
|
||||
},
|
||||
)
|
||||
unixgramPackets = prometheus.NewCounter(
|
||||
unixgramPackets = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_unixgram_packets_total",
|
||||
Help: "The total number of StatsD packets received over Unixgram.",
|
||||
},
|
||||
)
|
||||
linesReceived = prometheus.NewCounter(
|
||||
linesReceived = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_lines_total",
|
||||
Help: "The total number of StatsD lines received.",
|
||||
},
|
||||
)
|
||||
samplesReceived = prometheus.NewCounter(
|
||||
samplesReceived = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_samples_total",
|
||||
Help: "The total number of StatsD samples received.",
|
||||
},
|
||||
)
|
||||
sampleErrors = prometheus.NewCounterVec(
|
||||
sampleErrors = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_sample_errors_total",
|
||||
Help: "The total number of errors parsing StatsD samples.",
|
||||
},
|
||||
[]string{"reason"},
|
||||
)
|
||||
tagsReceived = prometheus.NewCounter(
|
||||
tagsReceived = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_tags_total",
|
||||
Help: "The total number of DogStatsD tags processed.",
|
||||
},
|
||||
)
|
||||
tagErrors = prometheus.NewCounter(
|
||||
tagErrors = promauto.NewCounter(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_tag_errors_total",
|
||||
Help: "The number of errors parsing DogStatsD tags.",
|
||||
},
|
||||
)
|
||||
configLoads = prometheus.NewCounterVec(
|
||||
configLoads = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_config_reloads_total",
|
||||
Help: "The number of configuration reloads.",
|
||||
},
|
||||
[]string{"outcome"},
|
||||
)
|
||||
mappingsCount = prometheus.NewGauge(prometheus.GaugeOpts{
|
||||
mappingsCount = promauto.NewGauge(prometheus.GaugeOpts{
|
||||
Name: "statsd_exporter_loaded_mappings",
|
||||
Help: "The current number of configured metric mappings.",
|
||||
})
|
||||
conflictingEventStats = prometheus.NewCounterVec(
|
||||
conflictingEventStats = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_events_conflict_total",
|
||||
Help: "The total number of StatsD events with conflicting names.",
|
||||
},
|
||||
[]string{"type"},
|
||||
)
|
||||
errorEventStats = prometheus.NewCounterVec(
|
||||
errorEventStats = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_events_error_total",
|
||||
Help: "The total number of StatsD events discarded due to errors.",
|
||||
},
|
||||
[]string{"reason"},
|
||||
)
|
||||
eventsActions = prometheus.NewCounterVec(
|
||||
eventsActions = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_events_actions_total",
|
||||
Help: "The total number of StatsD events by action.",
|
||||
},
|
||||
[]string{"action"},
|
||||
)
|
||||
metricsCount = prometheus.NewGaugeVec(
|
||||
metricsCount = promauto.NewGaugeVec(
|
||||
prometheus.GaugeOpts{
|
||||
Name: "statsd_exporter_metrics_total",
|
||||
Help: "The total number of metrics.",
|
||||
|
|
@ -170,29 +171,6 @@ var (
|
|||
)
|
||||
)
|
||||
|
||||
func init() {
|
||||
prometheus.MustRegister(version.NewCollector("statsd_exporter"))
|
||||
prometheus.MustRegister(eventStats)
|
||||
prometheus.MustRegister(eventsFlushed)
|
||||
prometheus.MustRegister(eventsUnmapped)
|
||||
prometheus.MustRegister(udpPackets)
|
||||
prometheus.MustRegister(tcpConnections)
|
||||
prometheus.MustRegister(tcpErrors)
|
||||
prometheus.MustRegister(tcpLineTooLong)
|
||||
prometheus.MustRegister(unixgramPackets)
|
||||
prometheus.MustRegister(linesReceived)
|
||||
prometheus.MustRegister(samplesReceived)
|
||||
prometheus.MustRegister(sampleErrors)
|
||||
prometheus.MustRegister(tagsReceived)
|
||||
prometheus.MustRegister(tagErrors)
|
||||
prometheus.MustRegister(configLoads)
|
||||
prometheus.MustRegister(mappingsCount)
|
||||
prometheus.MustRegister(conflictingEventStats)
|
||||
prometheus.MustRegister(errorEventStats)
|
||||
prometheus.MustRegister(eventsActions)
|
||||
prometheus.MustRegister(metricsCount)
|
||||
}
|
||||
|
||||
// uncheckedCollector wraps a Collector but its Describe method yields no Desc.
|
||||
// This allows incoming metrics to have inconsistent label sets
|
||||
type uncheckedCollector struct {
|
||||
|
|
@ -310,6 +288,7 @@ func main() {
|
|||
level.Error(logger).Log("msg", "failed to set log level", "error", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
prometheus.MustRegister(version.NewCollector("statsd_exporter"))
|
||||
|
||||
parser := line.NewParser()
|
||||
if *dogstatsdTagsEnabled {
|
||||
|
|
|
|||
|
|
@ -22,6 +22,8 @@ import (
|
|||
|
||||
"github.com/go-kit/log"
|
||||
|
||||
"github.com/prometheus/client_golang/prometheus"
|
||||
"github.com/prometheus/client_golang/prometheus/promauto"
|
||||
"github.com/prometheus/statsd_exporter/pkg/level"
|
||||
)
|
||||
|
||||
|
|
@ -31,8 +33,28 @@ type Relay struct {
|
|||
conn *net.UDPConn
|
||||
logger log.Logger
|
||||
packetLength uint
|
||||
|
||||
packetsTotal prometheus.Counter
|
||||
longLinesTotal prometheus.Counter
|
||||
}
|
||||
|
||||
var (
|
||||
relayPacketsTotal = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_relay_packets_total",
|
||||
Help: "The number of StatsD packets relayed.",
|
||||
},
|
||||
[]string{"target"},
|
||||
)
|
||||
relayLongLinesTotal = promauto.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Name: "statsd_exporter_relay_long_lines_total",
|
||||
Help: "The number lines that were too long to relay.",
|
||||
},
|
||||
[]string{"target"},
|
||||
)
|
||||
)
|
||||
|
||||
// NewRelay creates a statsd UDP relay. It can be used to send copies of statsd raw
|
||||
// lines to a separate service.
|
||||
func NewRelay(l log.Logger, target string, packetLength uint) (*Relay, error) {
|
||||
|
|
@ -53,6 +75,9 @@ func NewRelay(l log.Logger, target string, packetLength uint) (*Relay, error) {
|
|||
conn: conn,
|
||||
logger: l,
|
||||
packetLength: packetLength,
|
||||
|
||||
packetsTotal: relayPacketsTotal.WithLabelValues(target),
|
||||
longLinesTotal: relayLongLinesTotal.WithLabelValues(target),
|
||||
}
|
||||
|
||||
// Startup the UDP sender.
|
||||
|
|
@ -106,6 +131,7 @@ func (r *Relay) sendPacket(buf []byte) error {
|
|||
}
|
||||
level.Debug(r.logger).Log("msg", "Sending packet", "length", len(buf), "data", buf)
|
||||
_, err := r.conn.WriteToUDP(buf, r.addr)
|
||||
r.packetsTotal.Inc()
|
||||
return err
|
||||
}
|
||||
|
||||
|
|
@ -118,6 +144,7 @@ func (r *Relay) RelayLine(l string) {
|
|||
}
|
||||
if lineLength > r.packetLength-1 {
|
||||
level.Warn(r.logger).Log("msg", "line too long, not relaying", "length", lineLength, "max", r.packetLength)
|
||||
r.longLinesTotal.Inc()
|
||||
return
|
||||
}
|
||||
level.Debug(r.logger).Log("msg", "Relaying line", "line", l)
|
||||
|
|
|
|||
Loading…
Reference in a new issue