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metrics: pull library and introduce ResettingTimer and InfluxDB reporter (#15910)

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* go-metrics: fork library and introduce ResettingTimer and InfluxDB reporter.

* vendor: change nonsense/go-metrics to ethersphere/go-metrics

* go-metrics: add tests. move ResettingTimer logic from reporter to type.

* all, metrics: pull in metrics package in go-ethereum

* metrics/test: make sure metrics are enabled for tests

* metrics: apply gosimple rules

* metrics/exp, internal/debug: init expvar endpoint when starting pprof server

* internal/debug: tiny comment formatting fix
This commit is contained in:
Anton Evangelatov
2018-02-23 10:56:08 +01:00
committed by Péter Szilágyi
parent 7f74bdf8dd
commit ae9f97221a
88 changed files with 7837 additions and 346 deletions
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6
internal/debug/flags.go
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@ -26,6 +26,8 @@ import (
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/log/term"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/metrics/exp"
colorable "github.com/mattn/go-colorable"
"gopkg.in/urfave/cli.v1"
)
@ -127,6 +129,10 @@ func Setup(ctx *cli.Context) error {
// pprof server
if ctx.GlobalBool(pprofFlag.Name) {
// Hook go-metrics into expvar on any /debug/metrics request, load all vars
// from the registry into expvar, and execute regular expvar handler.
exp.Exp(metrics.DefaultRegistry)
address := fmt.Sprintf("%s:%d", ctx.GlobalString(pprofAddrFlag.Name), ctx.GlobalInt(pprofPortFlag.Name))
go func() {
log.Info("Starting pprof server", "addr", fmt.Sprintf("http://%s/debug/pprof", address))