mirror of
https://github.com/ethereum/go-ethereum.git
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initial
This commit is contained in:
Fabio Barone
parent
115b1c38ac
commit
1bd639dbc6
2 changed files with 400 additions and 0 deletions
151
cmd/swarm/upload-speed/main.go
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151
cmd/swarm/upload-speed/main.go
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// Copyright 2018 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"fmt"
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"os"
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"sort"
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"github.com/ethereum/go-ethereum/cmd/utils"
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gethmetrics "github.com/ethereum/go-ethereum/metrics"
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"github.com/ethereum/go-ethereum/metrics/influxdb"
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swarmmetrics "github.com/ethereum/go-ethereum/swarm/metrics"
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"github.com/ethereum/go-ethereum/swarm/tracing"
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"github.com/ethereum/go-ethereum/log"
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cli "gopkg.in/urfave/cli.v1"
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)
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var (
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gitCommit string // Git SHA1 commit hash of the release (set via linker flags)
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)
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var (
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endpoint string
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cluster string
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appName string
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scheme string
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filesize int
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verbosity int
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timeout int
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)
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func main() {
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app := cli.NewApp()
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app.Name = "upload-speed"
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app.Usage = ""
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app.Flags = []cli.Flag{
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cli.StringFlag{
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Name: "cluster-endpoint",
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Value: "prod",
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Usage: "cluster to point to (prod or a given namespace)",
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Destination: &cluster,
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},
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cli.StringFlag{
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Name: "app",
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Value: "swarm",
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Usage: "application to point to (swarm or swarm-private)",
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Destination: &appName,
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},
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cli.StringFlag{
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Name: "cluster-scheme",
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Value: "http",
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Usage: "http or https",
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Destination: &scheme,
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},
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cli.IntFlag{
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Name: "filesize",
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Value: 1024,
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Usage: "file size for generated random file in KB",
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Destination: &filesize,
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},
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cli.IntFlag{
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Name: "verbosity",
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Value: 1,
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Usage: "verbosity",
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Destination: &verbosity,
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},
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cli.IntFlag{
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Name: "timeout",
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Value: 120,
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Usage: "timeout in seconds after which kill the process",
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Destination: &timeout,
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},
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}
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app.Flags = append(app.Flags, []cli.Flag{
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utils.MetricsEnabledFlag,
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swarmmetrics.MetricsInfluxDBEndpointFlag,
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swarmmetrics.MetricsInfluxDBDatabaseFlag,
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swarmmetrics.MetricsInfluxDBUsernameFlag,
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swarmmetrics.MetricsInfluxDBPasswordFlag,
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swarmmetrics.MetricsInfluxDBHostTagFlag,
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}...)
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app.Flags = append(app.Flags, tracing.Flags...)
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app.Commands = []cli.Command{
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{
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Name: "upload_speed",
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//Aliases: []string{"c"},
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Usage: "upload speed",
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Action: cliUploadSpeed,
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},
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}
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sort.Sort(cli.FlagsByName(app.Flags))
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sort.Sort(cli.CommandsByName(app.Commands))
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app.Before = func(ctx *cli.Context) error {
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tracing.Setup(ctx)
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return nil
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}
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app.After = func(ctx *cli.Context) error {
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return emitMetrics(ctx)
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}
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err := app.Run(os.Args)
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if err != nil {
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log.Error(err.Error())
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os.Exit(1)
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}
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}
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func emitMetrics(ctx *cli.Context) error {
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if gethmetrics.Enabled {
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var (
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endpoint = ctx.GlobalString(swarmmetrics.MetricsInfluxDBEndpointFlag.Name)
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database = ctx.GlobalString(swarmmetrics.MetricsInfluxDBDatabaseFlag.Name)
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username = ctx.GlobalString(swarmmetrics.MetricsInfluxDBUsernameFlag.Name)
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password = ctx.GlobalString(swarmmetrics.MetricsInfluxDBPasswordFlag.Name)
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hosttag = ctx.GlobalString(swarmmetrics.MetricsInfluxDBHostTagFlag.Name)
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)
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return influxdb.InfluxDBWithTagsOnce(gethmetrics.DefaultRegistry, endpoint, database, username, password, "upload-speed", map[string]string{
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"host": hosttag,
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"version": gitCommit,
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"filesize": fmt.Sprintf("%v", filesize),
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})
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}
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return nil
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}
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249
cmd/swarm/upload-speed/upload_speed.go
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249
cmd/swarm/upload-speed/upload_speed.go
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@ -0,0 +1,249 @@
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// Copyright 2018 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"bytes"
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"context"
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"crypto/md5"
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crand "crypto/rand"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"math/rand"
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"net/http"
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"net/http/httptrace"
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"os"
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"sync"
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"time"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/metrics"
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"github.com/ethereum/go-ethereum/swarm/api"
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"github.com/ethereum/go-ethereum/swarm/api/client"
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"github.com/ethereum/go-ethereum/swarm/spancontext"
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"github.com/ethereum/go-ethereum/swarm/testutil"
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opentracing "github.com/opentracing/opentracing-go"
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"github.com/pborman/uuid"
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cli "gopkg.in/urfave/cli.v1"
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)
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func generateEndpoint(scheme string, cluster string, app string, endpoint string) {
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if cluster == "prod" {
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endpoint = fmt.Sprintf("%s://%v.swarm-gateways.net", scheme)
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} else {
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endpoint = fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, cluster)
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}
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}
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func cliUploadSpeed(c *cli.Context) error {
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log.PrintOrigins(true)
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log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
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metrics.GetOrRegisterCounter("upload-speed", nil).Inc(1)
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errc := make(chan error)
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go func() {
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errc <- uploadSpeed(c)
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}()
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select {
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case err := <-errc:
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if err != nil {
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metrics.GetOrRegisterCounter("upload-speed.fail", nil).Inc(1)
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}
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return err
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case <-time.After(time.Duration(timeout) * time.Second):
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metrics.GetOrRegisterCounter("upload-speed.timeout", nil).Inc(1)
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return fmt.Errorf("timeout after %v sec", timeout)
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}
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}
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func uploadSpeed(c *cli.Context) error {
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defer func(now time.Time) {
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totalTime := time.Since(now)
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log.Info("total time", "time", totalTime, "kb", filesize)
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metrics.GetOrRegisterCounter("upload-speed.total-time", nil).Inc(int64(totalTime))
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}(time.Now())
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generateEndpoints(scheme, cluster, appName, endpoint)
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seed := int(time.Now().UnixNano() / 1e6)
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log.Info("uploading to "+endpoints[0]+" and syncing", "seed", seed)
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randomBytes := testutil.RandomBytes(seed, filesize*1000)
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t1 := time.Now()
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hash, err := upload(&randomBytes, endpoints[0])
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if err != nil {
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log.Error(err.Error())
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return err
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}
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metrics.GetOrRegisterCounter("upload-speed.upload-time", nil).Inc(int64(time.Since(t1)))
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fhash, err := digest(bytes.NewReader(randomBytes))
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if err != nil {
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log.Error(err.Error())
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return err
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}
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log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash))
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time.Sleep(time.Duration(syncDelay) * time.Second)
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wg := sync.WaitGroup{}
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if single {
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rand.Seed(time.Now().UTC().UnixNano())
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randIndex := 1 + rand.Intn(len(endpoints)-1)
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ruid := uuid.New()[:8]
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wg.Add(1)
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go func(endpoint string, ruid string) {
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for {
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start := time.Now()
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err := fetch(hash, endpoint, fhash, ruid)
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fetchTime := time.Since(start)
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if err != nil {
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continue
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}
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metrics.GetOrRegisterMeter("upload-speed.single.fetch-time", nil).Mark(int64(fetchTime))
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wg.Done()
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return
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}
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}(endpoints[randIndex], ruid)
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} else {
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for _, endpoint := range endpoints {
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ruid := uuid.New()[:8]
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wg.Add(1)
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go func(endpoint string, ruid string) {
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for {
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start := time.Now()
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err := fetch(hash, endpoint, fhash, ruid)
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fetchTime := time.Since(start)
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if err != nil {
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continue
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}
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metrics.GetOrRegisterMeter("upload-speed.each.fetch-time", nil).Mark(int64(fetchTime))
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wg.Done()
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return
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}
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}(endpoint, ruid)
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}
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}
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wg.Wait()
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log.Info("all endpoints synced random file successfully")
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return nil
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}
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// fetch is getting the requested `hash` from the `endpoint` and compares it with the `original` file
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func fetch(hash string, endpoint string, original []byte, ruid string) error {
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ctx, sp := spancontext.StartSpan(context.Background(), "upload-speed.fetch")
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defer sp.Finish()
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log.Trace("sleeping", "ruid", ruid)
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time.Sleep(3 * time.Second)
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log.Trace("http get request", "ruid", ruid, "api", endpoint, "hash", hash)
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var tn time.Time
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reqUri := endpoint + "/bzz:/" + hash + "/"
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req, _ := http.NewRequest("GET", reqUri, nil)
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opentracing.GlobalTracer().Inject(
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sp.Context(),
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opentracing.HTTPHeaders,
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opentracing.HTTPHeadersCarrier(req.Header))
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trace := client.GetClientTrace("upload-speed - http get", "upload-speed", ruid, &tn)
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req = req.WithContext(httptrace.WithClientTrace(ctx, trace))
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transport := http.DefaultTransport
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//transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
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tn = time.Now()
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res, err := transport.RoundTrip(req)
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if err != nil {
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log.Error(err.Error(), "ruid", ruid)
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return err
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}
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log.Trace("http get response", "ruid", ruid, "api", endpoint, "hash", hash, "code", res.StatusCode, "len", res.ContentLength)
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if res.StatusCode != 200 {
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err := fmt.Errorf("expected status code %d, got %v", 200, res.StatusCode)
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log.Warn(err.Error(), "ruid", ruid)
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return err
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}
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defer res.Body.Close()
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rdigest, err := digest(res.Body)
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if err != nil {
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log.Warn(err.Error(), "ruid", ruid)
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return err
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}
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if !bytes.Equal(rdigest, original) {
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err := fmt.Errorf("downloaded imported file md5=%x is not the same as the generated one=%x", rdigest, original)
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log.Warn(err.Error(), "ruid", ruid)
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return err
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}
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log.Trace("downloaded file matches random file", "ruid", ruid, "len", res.ContentLength)
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return nil
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}
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// upload is uploading a file `f` to `endpoint` via the `swarm up` cmd
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func upload(dataBytes *[]byte, endpoint string) (string, error) {
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swarm := client.NewClient(endpoint)
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f := &client.File{
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ReadCloser: ioutil.NopCloser(bytes.NewReader(*dataBytes)),
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ManifestEntry: api.ManifestEntry{
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ContentType: "text/plain",
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Mode: 0660,
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Size: int64(len(*dataBytes)),
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},
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}
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// upload data to bzz:// and retrieve the content-addressed manifest hash, hex-encoded.
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return swarm.Upload(f, "", false)
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}
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func digest(r io.Reader) ([]byte, error) {
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h := md5.New()
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_, err := io.Copy(h, r)
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if err != nil {
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return nil, err
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}
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return h.Sum(nil), nil
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}
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// generates random data in heap buffer
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func generateRandomData(datasize int) ([]byte, error) {
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b := make([]byte, datasize)
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c, err := crand.Read(b)
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if err != nil {
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return nil, err
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} else if c != datasize {
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return nil, errors.New("short read")
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}
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return b, nil
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}
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