From 1bd639dbc693cb632302076e9b11c2552543115c Mon Sep 17 00:00:00 2001 From: Fabio Barone Date: Mon, 14 Jan 2019 13:26:16 -0500 Subject: [PATCH] initial --- cmd/swarm/upload-speed/main.go | 151 +++++++++++++++ cmd/swarm/upload-speed/upload_speed.go | 249 +++++++++++++++++++++++++ 2 files changed, 400 insertions(+) create mode 100644 cmd/swarm/upload-speed/main.go create mode 100644 cmd/swarm/upload-speed/upload_speed.go diff --git a/cmd/swarm/upload-speed/main.go b/cmd/swarm/upload-speed/main.go new file mode 100644 index 0000000000..68212e118e --- /dev/null +++ b/cmd/swarm/upload-speed/main.go @@ -0,0 +1,151 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of go-ethereum. +// +// go-ethereum is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// go-ethereum is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with go-ethereum. If not, see . + +package main + +import ( + "fmt" + "os" + "sort" + + "github.com/ethereum/go-ethereum/cmd/utils" + gethmetrics "github.com/ethereum/go-ethereum/metrics" + "github.com/ethereum/go-ethereum/metrics/influxdb" + swarmmetrics "github.com/ethereum/go-ethereum/swarm/metrics" + "github.com/ethereum/go-ethereum/swarm/tracing" + + "github.com/ethereum/go-ethereum/log" + + cli "gopkg.in/urfave/cli.v1" +) + +var ( + gitCommit string // Git SHA1 commit hash of the release (set via linker flags) +) + +var ( + endpoint string + cluster string + appName string + scheme string + filesize int + verbosity int + timeout int +) + +func main() { + + app := cli.NewApp() + app.Name = "upload-speed" + app.Usage = "" + + app.Flags = []cli.Flag{ + cli.StringFlag{ + Name: "cluster-endpoint", + Value: "prod", + Usage: "cluster to point to (prod or a given namespace)", + Destination: &cluster, + }, + cli.StringFlag{ + Name: "app", + Value: "swarm", + Usage: "application to point to (swarm or swarm-private)", + Destination: &appName, + }, + cli.StringFlag{ + Name: "cluster-scheme", + Value: "http", + Usage: "http or https", + Destination: &scheme, + }, + cli.IntFlag{ + Name: "filesize", + Value: 1024, + Usage: "file size for generated random file in KB", + Destination: &filesize, + }, + cli.IntFlag{ + Name: "verbosity", + Value: 1, + Usage: "verbosity", + Destination: &verbosity, + }, + cli.IntFlag{ + Name: "timeout", + Value: 120, + Usage: "timeout in seconds after which kill the process", + Destination: &timeout, + }, + } + + app.Flags = append(app.Flags, []cli.Flag{ + utils.MetricsEnabledFlag, + swarmmetrics.MetricsInfluxDBEndpointFlag, + swarmmetrics.MetricsInfluxDBDatabaseFlag, + swarmmetrics.MetricsInfluxDBUsernameFlag, + swarmmetrics.MetricsInfluxDBPasswordFlag, + swarmmetrics.MetricsInfluxDBHostTagFlag, + }...) + + app.Flags = append(app.Flags, tracing.Flags...) + + app.Commands = []cli.Command{ + { + Name: "upload_speed", + //Aliases: []string{"c"}, + Usage: "upload speed", + Action: cliUploadSpeed, + }, + } + + sort.Sort(cli.FlagsByName(app.Flags)) + sort.Sort(cli.CommandsByName(app.Commands)) + + app.Before = func(ctx *cli.Context) error { + tracing.Setup(ctx) + return nil + } + + app.After = func(ctx *cli.Context) error { + return emitMetrics(ctx) + } + + err := app.Run(os.Args) + if err != nil { + log.Error(err.Error()) + + os.Exit(1) + } +} + +func emitMetrics(ctx *cli.Context) error { + if gethmetrics.Enabled { + var ( + endpoint = ctx.GlobalString(swarmmetrics.MetricsInfluxDBEndpointFlag.Name) + database = ctx.GlobalString(swarmmetrics.MetricsInfluxDBDatabaseFlag.Name) + username = ctx.GlobalString(swarmmetrics.MetricsInfluxDBUsernameFlag.Name) + password = ctx.GlobalString(swarmmetrics.MetricsInfluxDBPasswordFlag.Name) + hosttag = ctx.GlobalString(swarmmetrics.MetricsInfluxDBHostTagFlag.Name) + ) + return influxdb.InfluxDBWithTagsOnce(gethmetrics.DefaultRegistry, endpoint, database, username, password, "upload-speed", map[string]string{ + "host": hosttag, + "version": gitCommit, + "filesize": fmt.Sprintf("%v", filesize), + }) + } + + return nil +} diff --git a/cmd/swarm/upload-speed/upload_speed.go b/cmd/swarm/upload-speed/upload_speed.go new file mode 100644 index 0000000000..121b3cb8ce --- /dev/null +++ b/cmd/swarm/upload-speed/upload_speed.go @@ -0,0 +1,249 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of go-ethereum. +// +// go-ethereum is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// go-ethereum is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with go-ethereum. If not, see . + +package main + +import ( + "bytes" + "context" + "crypto/md5" + crand "crypto/rand" + "errors" + "fmt" + "io" + "io/ioutil" + "math/rand" + "net/http" + "net/http/httptrace" + "os" + "sync" + "time" + + "github.com/ethereum/go-ethereum/log" + "github.com/ethereum/go-ethereum/metrics" + "github.com/ethereum/go-ethereum/swarm/api" + "github.com/ethereum/go-ethereum/swarm/api/client" + "github.com/ethereum/go-ethereum/swarm/spancontext" + "github.com/ethereum/go-ethereum/swarm/testutil" + opentracing "github.com/opentracing/opentracing-go" + "github.com/pborman/uuid" + + cli "gopkg.in/urfave/cli.v1" +) + +func generateEndpoint(scheme string, cluster string, app string, endpoint string) { + if cluster == "prod" { + endpoint = fmt.Sprintf("%s://%v.swarm-gateways.net", scheme) + } else { + endpoint = fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, cluster) + } +} + +func cliUploadSpeed(c *cli.Context) error { + log.PrintOrigins(true) + log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(os.Stdout, log.TerminalFormat(true)))) + + metrics.GetOrRegisterCounter("upload-speed", nil).Inc(1) + + errc := make(chan error) + go func() { + errc <- uploadSpeed(c) + }() + + select { + case err := <-errc: + if err != nil { + metrics.GetOrRegisterCounter("upload-speed.fail", nil).Inc(1) + } + return err + case <-time.After(time.Duration(timeout) * time.Second): + metrics.GetOrRegisterCounter("upload-speed.timeout", nil).Inc(1) + return fmt.Errorf("timeout after %v sec", timeout) + } +} + +func uploadSpeed(c *cli.Context) error { + defer func(now time.Time) { + totalTime := time.Since(now) + + log.Info("total time", "time", totalTime, "kb", filesize) + metrics.GetOrRegisterCounter("upload-speed.total-time", nil).Inc(int64(totalTime)) + }(time.Now()) + + generateEndpoints(scheme, cluster, appName, endpoint) + seed := int(time.Now().UnixNano() / 1e6) + log.Info("uploading to "+endpoints[0]+" and syncing", "seed", seed) + + randomBytes := testutil.RandomBytes(seed, filesize*1000) + + t1 := time.Now() + hash, err := upload(&randomBytes, endpoints[0]) + if err != nil { + log.Error(err.Error()) + return err + } + metrics.GetOrRegisterCounter("upload-speed.upload-time", nil).Inc(int64(time.Since(t1))) + + fhash, err := digest(bytes.NewReader(randomBytes)) + if err != nil { + log.Error(err.Error()) + return err + } + + log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash)) + + time.Sleep(time.Duration(syncDelay) * time.Second) + + wg := sync.WaitGroup{} + if single { + rand.Seed(time.Now().UTC().UnixNano()) + randIndex := 1 + rand.Intn(len(endpoints)-1) + ruid := uuid.New()[:8] + wg.Add(1) + go func(endpoint string, ruid string) { + for { + start := time.Now() + err := fetch(hash, endpoint, fhash, ruid) + fetchTime := time.Since(start) + if err != nil { + continue + } + + metrics.GetOrRegisterMeter("upload-speed.single.fetch-time", nil).Mark(int64(fetchTime)) + wg.Done() + return + } + }(endpoints[randIndex], ruid) + } else { + for _, endpoint := range endpoints { + ruid := uuid.New()[:8] + wg.Add(1) + go func(endpoint string, ruid string) { + for { + start := time.Now() + err := fetch(hash, endpoint, fhash, ruid) + fetchTime := time.Since(start) + if err != nil { + continue + } + + metrics.GetOrRegisterMeter("upload-speed.each.fetch-time", nil).Mark(int64(fetchTime)) + wg.Done() + return + } + }(endpoint, ruid) + } + } + wg.Wait() + log.Info("all endpoints synced random file successfully") + + return nil +} + +// fetch is getting the requested `hash` from the `endpoint` and compares it with the `original` file +func fetch(hash string, endpoint string, original []byte, ruid string) error { + ctx, sp := spancontext.StartSpan(context.Background(), "upload-speed.fetch") + defer sp.Finish() + + log.Trace("sleeping", "ruid", ruid) + time.Sleep(3 * time.Second) + log.Trace("http get request", "ruid", ruid, "api", endpoint, "hash", hash) + + var tn time.Time + reqUri := endpoint + "/bzz:/" + hash + "/" + req, _ := http.NewRequest("GET", reqUri, nil) + + opentracing.GlobalTracer().Inject( + sp.Context(), + opentracing.HTTPHeaders, + opentracing.HTTPHeadersCarrier(req.Header)) + + trace := client.GetClientTrace("upload-speed - http get", "upload-speed", ruid, &tn) + + req = req.WithContext(httptrace.WithClientTrace(ctx, trace)) + transport := http.DefaultTransport + + //transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true} + + tn = time.Now() + res, err := transport.RoundTrip(req) + if err != nil { + log.Error(err.Error(), "ruid", ruid) + return err + } + log.Trace("http get response", "ruid", ruid, "api", endpoint, "hash", hash, "code", res.StatusCode, "len", res.ContentLength) + + if res.StatusCode != 200 { + err := fmt.Errorf("expected status code %d, got %v", 200, res.StatusCode) + log.Warn(err.Error(), "ruid", ruid) + return err + } + + defer res.Body.Close() + + rdigest, err := digest(res.Body) + if err != nil { + log.Warn(err.Error(), "ruid", ruid) + return err + } + + if !bytes.Equal(rdigest, original) { + err := fmt.Errorf("downloaded imported file md5=%x is not the same as the generated one=%x", rdigest, original) + log.Warn(err.Error(), "ruid", ruid) + return err + } + + log.Trace("downloaded file matches random file", "ruid", ruid, "len", res.ContentLength) + + return nil +} + +// upload is uploading a file `f` to `endpoint` via the `swarm up` cmd +func upload(dataBytes *[]byte, endpoint string) (string, error) { + swarm := client.NewClient(endpoint) + f := &client.File{ + ReadCloser: ioutil.NopCloser(bytes.NewReader(*dataBytes)), + ManifestEntry: api.ManifestEntry{ + ContentType: "text/plain", + Mode: 0660, + Size: int64(len(*dataBytes)), + }, + } + + // upload data to bzz:// and retrieve the content-addressed manifest hash, hex-encoded. + return swarm.Upload(f, "", false) +} + +func digest(r io.Reader) ([]byte, error) { + h := md5.New() + _, err := io.Copy(h, r) + if err != nil { + return nil, err + } + return h.Sum(nil), nil +} + +// generates random data in heap buffer +func generateRandomData(datasize int) ([]byte, error) { + b := make([]byte, datasize) + c, err := crand.Read(b) + if err != nil { + return nil, err + } else if c != datasize { + return nil, errors.New("short read") + } + return b, nil +}