This commit is contained in:
Paul Banks 2018-06-08 13:10:15 +01:00 committed by Jack Pearkes
parent d83f2e8e21
commit a7038454fd
2 changed files with 177 additions and 135 deletions

View File

@ -12,10 +12,6 @@ import (
"syscall"
"time"
"github.com/armon/go-metrics"
"github.com/armon/go-metrics/circonus"
"github.com/armon/go-metrics/datadog"
"github.com/armon/go-metrics/prometheus"
"github.com/hashicorp/consul/agent"
"github.com/hashicorp/consul/agent/config"
"github.com/hashicorp/consul/command/flags"
@ -174,136 +170,6 @@ func (c *cmd) startupJoinWan(agent *agent.Agent, cfg *config.RuntimeConfig) erro
return nil
}
func statsiteSink(config *config.RuntimeConfig, hostname string) (metrics.MetricSink, error) {
if config.TelemetryStatsiteAddr == "" {
return nil, nil
}
return metrics.NewStatsiteSink(config.TelemetryStatsiteAddr)
}
func statsdSink(config *config.RuntimeConfig, hostname string) (metrics.MetricSink, error) {
if config.TelemetryStatsdAddr == "" {
return nil, nil
}
return metrics.NewStatsdSink(config.TelemetryStatsdAddr)
}
func dogstatdSink(config *config.RuntimeConfig, hostname string) (metrics.MetricSink, error) {
if config.TelemetryDogstatsdAddr == "" {
return nil, nil
}
sink, err := datadog.NewDogStatsdSink(config.TelemetryDogstatsdAddr, hostname)
if err != nil {
return nil, err
}
sink.SetTags(config.TelemetryDogstatsdTags)
return sink, nil
}
func prometheusSink(config *config.RuntimeConfig, hostname string) (metrics.MetricSink, error) {
if config.TelemetryPrometheusRetentionTime.Nanoseconds() < 1 {
return nil, nil
}
prometheusOpts := prometheus.PrometheusOpts{
Expiration: config.TelemetryPrometheusRetentionTime,
}
sink, err := prometheus.NewPrometheusSinkFrom(prometheusOpts)
if err != nil {
return nil, err
}
return sink, nil
}
func circonusSink(config *config.RuntimeConfig, hostname string) (metrics.MetricSink, error) {
if config.TelemetryCirconusAPIToken == "" && config.TelemetryCirconusSubmissionURL == "" {
return nil, nil
}
cfg := &circonus.Config{}
cfg.Interval = config.TelemetryCirconusSubmissionInterval
cfg.CheckManager.API.TokenKey = config.TelemetryCirconusAPIToken
cfg.CheckManager.API.TokenApp = config.TelemetryCirconusAPIApp
cfg.CheckManager.API.URL = config.TelemetryCirconusAPIURL
cfg.CheckManager.Check.SubmissionURL = config.TelemetryCirconusSubmissionURL
cfg.CheckManager.Check.ID = config.TelemetryCirconusCheckID
cfg.CheckManager.Check.ForceMetricActivation = config.TelemetryCirconusCheckForceMetricActivation
cfg.CheckManager.Check.InstanceID = config.TelemetryCirconusCheckInstanceID
cfg.CheckManager.Check.SearchTag = config.TelemetryCirconusCheckSearchTag
cfg.CheckManager.Check.DisplayName = config.TelemetryCirconusCheckDisplayName
cfg.CheckManager.Check.Tags = config.TelemetryCirconusCheckTags
cfg.CheckManager.Broker.ID = config.TelemetryCirconusBrokerID
cfg.CheckManager.Broker.SelectTag = config.TelemetryCirconusBrokerSelectTag
if cfg.CheckManager.Check.DisplayName == "" {
cfg.CheckManager.Check.DisplayName = "Consul"
}
if cfg.CheckManager.API.TokenApp == "" {
cfg.CheckManager.API.TokenApp = "consul"
}
if cfg.CheckManager.Check.SearchTag == "" {
cfg.CheckManager.Check.SearchTag = "service:consul"
}
sink, err := circonus.NewCirconusSink(cfg)
if err != nil {
return nil, err
}
sink.Start()
return sink, nil
}
func startupTelemetry(conf *config.RuntimeConfig) (*metrics.InmemSink, error) {
// Setup telemetry
// Aggregate on 10 second intervals for 1 minute. Expose the
// metrics over stderr when there is a SIGUSR1 received.
memSink := metrics.NewInmemSink(10*time.Second, time.Minute)
metrics.DefaultInmemSignal(memSink)
metricsConf := metrics.DefaultConfig(conf.TelemetryMetricsPrefix)
metricsConf.EnableHostname = !conf.TelemetryDisableHostname
metricsConf.FilterDefault = conf.TelemetryFilterDefault
metricsConf.AllowedPrefixes = conf.TelemetryAllowedPrefixes
metricsConf.BlockedPrefixes = conf.TelemetryBlockedPrefixes
var sinks metrics.FanoutSink
addSink := func(name string, fn func(*config.RuntimeConfig, string) (metrics.MetricSink, error)) error {
s, err := fn(conf, metricsConf.HostName)
if err != nil {
return err
}
if s != nil {
sinks = append(sinks, s)
}
return nil
}
if err := addSink("statsite", statsiteSink); err != nil {
return nil, err
}
if err := addSink("statsd", statsdSink); err != nil {
return nil, err
}
if err := addSink("dogstatd", dogstatdSink); err != nil {
return nil, err
}
if err := addSink("circonus", circonusSink); err != nil {
return nil, err
}
if err := addSink("prometheus", prometheusSink); err != nil {
return nil, err
}
if len(sinks) > 0 {
sinks = append(sinks, memSink)
metrics.NewGlobal(metricsConf, sinks)
} else {
metricsConf.EnableHostname = false
metrics.NewGlobal(metricsConf, memSink)
}
return memSink, nil
}
func (c *cmd) run(args []string) int {
// Parse our configs
if err := c.flags.Parse(args); err != nil {
@ -332,7 +198,7 @@ func (c *cmd) run(args []string) int {
c.logOutput = logOutput
c.logger = log.New(logOutput, "", log.LstdFlags)
memSink, err := startupTelemetry(config)
memSink, err := lib.StartupTelemetry(config.TelemetryConfig(false))
if err != nil {
c.UI.Error(err.Error())
return 1

176
lib/telemetry.go Normal file
View File

@ -0,0 +1,176 @@
package lib
import (
"time"
metrics "github.com/armon/go-metrics"
"github.com/armon/go-metrics/circonus"
"github.com/armon/go-metrics/datadog"
"github.com/armon/go-metrics/prometheus"
)
func statsiteSink(cfg map[string]interface{}, hostname string) (metrics.MetricSink, error) {
addr := cfgStringVal(cfg["StatsiteAddr"])
if addr == "" {
return nil, nil
}
return metrics.NewStatsiteSink(addr)
}
func statsdSink(cfg map[string]interface{}, hostname string) (metrics.MetricSink, error) {
addr := cfgStringVal(cfg["StatsdAddr"])
if addr == "" {
return nil, nil
}
return metrics.NewStatsdSink(addr)
}
func dogstatdSink(cfg map[string]interface{}, hostname string) (metrics.MetricSink, error) {
addr := cfgStringVal(cfg["DogstatsdAddr"])
if addr == "" {
return nil, nil
}
sink, err := datadog.NewDogStatsdSink(addr, hostname)
if err != nil {
return nil, err
}
sink.SetTags(cfgStrSliceVal(cfg["DogstatsdTags"]))
return sink, nil
}
func prometheusSink(cfg map[string]interface{}, hostname string) (metrics.MetricSink, error) {
if cfgDurationVal(cfg["PrometheusRetentionTime"]).Nanoseconds() < 1 {
return nil, nil
}
prometheusOpts := prometheus.PrometheusOpts{
Expiration: cfgDurationVal(cfg["PrometheusRetentionTime"]),
}
sink, err := prometheus.NewPrometheusSinkFrom(prometheusOpts)
if err != nil {
return nil, err
}
return sink, nil
}
func circonusSink(cfg map[string]interface{}, hostname string) (metrics.MetricSink, error) {
token := cfgStringVal(cfg["CirconusAPIToken"])
url := cfgStringVal(cfg["CirconusSubmissionURL"])
if token == "" && url == "" {
return nil, nil
}
conf := &circonus.Config{}
conf.Interval = cfgStringVal(cfg["CirconusSubmissionInterval"])
conf.CheckManager.API.TokenKey = token
conf.CheckManager.API.TokenApp = cfgStringVal(cfg["CirconusAPIApp"])
conf.CheckManager.API.URL = cfgStringVal(cfg["CirconusAPIURL"])
conf.CheckManager.Check.SubmissionURL = url
conf.CheckManager.Check.ID = cfgStringVal(cfg["CirconusCheckID"])
conf.CheckManager.Check.ForceMetricActivation = cfgStringVal(cfg["CirconusCheckForceMetricActivation"])
conf.CheckManager.Check.InstanceID = cfgStringVal(cfg["CirconusCheckInstanceID"])
conf.CheckManager.Check.SearchTag = cfgStringVal(cfg["CirconusCheckSearchTag"])
conf.CheckManager.Check.DisplayName = cfgStringVal(cfg["CirconusCheckDisplayName"])
conf.CheckManager.Check.Tags = cfgStringVal(cfg["CirconusCheckTags"])
conf.CheckManager.Broker.ID = cfgStringVal(cfg["CirconusBrokerID"])
conf.CheckManager.Broker.SelectTag = cfgStringVal(cfg["CirconusBrokerSelectTag"])
if conf.CheckManager.Check.DisplayName == "" {
conf.CheckManager.Check.DisplayName = "Consul"
}
if conf.CheckManager.API.TokenApp == "" {
conf.CheckManager.API.TokenApp = "consul"
}
if conf.CheckManager.Check.SearchTag == "" {
conf.CheckManager.Check.SearchTag = "service:consul"
}
sink, err := circonus.NewCirconusSink(conf)
if err != nil {
return nil, err
}
sink.Start()
return sink, nil
}
func cfgStringVal(i interface{}) string {
v, ok := i.(string)
if ok {
return v
}
return ""
}
func cfgBoolVal(i interface{}) bool {
v, ok := i.(bool)
if ok {
return v
}
return false
}
func cfgDurationVal(i interface{}) time.Duration {
v, ok := i.(time.Duration)
if ok {
return v
}
return time.Duration(0)
}
func cfgStrSliceVal(i interface{}) []string {
v, ok := i.([]string)
if ok {
return v
}
return nil
}
// StartupTelemetry configures go-metrics based on map of telemetry config
// values as returned by RuntimecfgStringVal(cfg["Config"])().
func StartupTelemetry(cfg map[string]interface{}) (*metrics.InmemSink, error) {
// Setup telemetry
// Aggregate on 10 second intervals for 1 minute. Expose the
// metrics over stderr when there is a SIGUSR1 received.
memSink := metrics.NewInmemSink(10*time.Second, time.Minute)
metrics.DefaultInmemSignal(memSink)
metricsConf := metrics.DefaultConfig(cfgStringVal(cfg["MetricsPrefix"]))
metricsConf.EnableHostname = !cfgBoolVal(cfg["DisableHostname"])
metricsConf.FilterDefault = cfgBoolVal(cfg["FilterDefault"])
metricsConf.AllowedPrefixes = cfgStrSliceVal(cfg["AllowedPrefixes"])
metricsConf.BlockedPrefixes = cfgStrSliceVal(cfg["BlockedPrefixes"])
var sinks metrics.FanoutSink
addSink := func(name string, fn func(map[string]interface{}, string) (metrics.MetricSink, error)) error {
s, err := fn(cfg, metricsConf.HostName)
if err != nil {
return err
}
if s != nil {
sinks = append(sinks, s)
}
return nil
}
if err := addSink("statsite", statsiteSink); err != nil {
return nil, err
}
if err := addSink("statsd", statsdSink); err != nil {
return nil, err
}
if err := addSink("dogstatd", dogstatdSink); err != nil {
return nil, err
}
if err := addSink("circonus", circonusSink); err != nil {
return nil, err
}
if err := addSink("prometheus", prometheusSink); err != nil {
return nil, err
}
if len(sinks) > 0 {
sinks = append(sinks, memSink)
metrics.NewGlobal(metricsConf, sinks)
} else {
metricsConf.EnableHostname = false
metrics.NewGlobal(metricsConf, memSink)
}
return memSink, nil
}