cmd/swarm/swarm-smoke: sliding window test (#18967)
This commit is contained in:
Elad
Anton Evangelatov
parent
d88441025f
commit
b91bf08876
@ -2,13 +2,11 @@ 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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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"net/http/httptrace"
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"os"
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"os/exec"
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"strings"
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@ -18,13 +16,7 @@ import (
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/crypto"
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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/client"
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"github.com/ethereum/go-ethereum/swarm/spancontext"
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"github.com/ethereum/go-ethereum/swarm/storage/feed"
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"github.com/ethereum/go-ethereum/swarm/testutil"
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colorable "github.com/mattn/go-colorable"
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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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@ -33,27 +25,6 @@ const (
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feedRandomDataLength = 8
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)
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func cliFeedUploadAndSync(c *cli.Context) error {
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metrics.GetOrRegisterCounter("feed-and-sync", nil).Inc(1)
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log.Root().SetHandler(log.CallerFileHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(colorable.NewColorableStderr(), log.TerminalFormat(true)))))
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errc := make(chan error)
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go func() {
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errc <- feedUploadAndSync(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("feed-and-sync.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("feed-and-sync.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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// TODO: retrieve with manifest + extract repeating code
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func feedUploadAndSync(c *cli.Context) error {
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defer func(now time.Time) { log.Info("total time", "time", time.Since(now), "size (kb)", filesize) }(time.Now())
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@ -232,9 +203,10 @@ func feedUploadAndSync(c *cli.Context) error {
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seed := int(time.Now().UnixNano() / 1e6)
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log.Info("feed uploading to "+endpoints[0]+" and syncing", "seed", seed)
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randomBytes := testutil.RandomBytes(seed, filesize*1000)
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h = md5.New()
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r := io.TeeReader(io.LimitReader(crand.Reader, int64(filesize*1000)), h)
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hash, err := upload(&randomBytes, endpoints[0])
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hash, err := upload(r, filesize*1000, endpoints[0])
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if err != nil {
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return err
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}
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@ -243,10 +215,7 @@ func feedUploadAndSync(c *cli.Context) error {
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return err
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}
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multihashHex := hexutil.Encode(hashBytes)
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fileHash, err := digest(bytes.NewReader(randomBytes))
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if err != nil {
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return err
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}
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fileHash := h.Sum(nil)
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log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fileHash))
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@ -307,60 +276,3 @@ func feedUploadAndSync(c *cli.Context) error {
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return nil
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}
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func fetchFeed(topic string, user string, endpoint string, original []byte, ruid string) error {
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ctx, sp := spancontext.StartSpan(context.Background(), "feed-and-sync.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 (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user)
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var tn time.Time
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reqUri := endpoint + "/bzz-feed:/?topic=" + topic + "&user=" + user
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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("feed-and-sync - http get", "feed-and-sync", 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 (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user, "code", res.StatusCode, "len", res.ContentLength)
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if res.StatusCode != 200 {
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return fmt.Errorf("expected status code %d, got %v (ruid %v)", 200, res.StatusCode, ruid)
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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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@ -140,19 +140,25 @@ func main() {
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Name: "upload_and_sync",
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Aliases: []string{"c"},
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Usage: "upload and sync",
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Action: cliUploadAndSync,
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Action: wrapCliCommand("upload-and-sync", true, uploadAndSync),
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},
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{
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Name: "feed_sync",
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Aliases: []string{"f"},
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Usage: "feed update generate, upload and sync",
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Action: cliFeedUploadAndSync,
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Action: wrapCliCommand("feed-and-sync", true, feedUploadAndSync),
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},
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{
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Name: "upload_speed",
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Aliases: []string{"u"},
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Usage: "measure upload speed",
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Action: cliUploadSpeed,
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Action: wrapCliCommand("upload-speed", true, uploadSpeed),
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},
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{
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Name: "sliding_window",
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Aliases: []string{"s"},
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Usage: "measure network aggregate capacity",
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Action: wrapCliCommand("sliding-window", false, slidingWindow),
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},
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}
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122
cmd/swarm/swarm-smoke/sliding_window.go
Normal file
122
cmd/swarm/swarm-smoke/sliding_window.go
Normal file
@ -0,0 +1,122 @@
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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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"crypto/md5"
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crand "crypto/rand"
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"fmt"
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"io"
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"math/rand"
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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/pborman/uuid"
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cli "gopkg.in/urfave/cli.v1"
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)
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var seed = time.Now().UTC().UnixNano()
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func init() {
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rand.Seed(seed)
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}
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type uploadResult struct {
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hash string
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digest []byte
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}
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func slidingWindow(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)
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metrics.GetOrRegisterCounter("sliding-window.total-time", nil).Inc(int64(totalTime))
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}(time.Now())
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generateEndpoints(scheme, cluster, appName, from, to)
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hashes := []uploadResult{} //swarm hashes of the uploads
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nodes := to - from
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const iterationTimeout = 30 * time.Second
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log.Info("sliding window test started", "nodes", nodes, "filesize(kb)", filesize, "timeout", timeout)
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uploadedBytes := 0
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networkDepth := 0
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errored := false
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outer:
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for {
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log.Info("uploading to "+endpoints[0]+" and syncing", "seed", seed)
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h := md5.New()
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r := io.TeeReader(io.LimitReader(crand.Reader, int64(filesize*1000)), h)
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t1 := time.Now()
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hash, err := upload(r, filesize*1000, 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.GetOrRegisterResettingTimer("sliding-window.upload-time", nil).UpdateSince(t1)
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fhash := h.Sum(nil)
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log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash), "sleeping", syncDelay)
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hashes = append(hashes, uploadResult{hash: hash, digest: fhash})
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time.Sleep(time.Duration(syncDelay) * time.Second)
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uploadedBytes += filesize * 1000
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for i, v := range hashes {
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timeout := time.After(time.Duration(timeout) * time.Second)
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errored = false
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inner:
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for {
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select {
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case <-timeout:
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errored = true
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log.Error("error retrieving hash. timeout", "hash idx", i, "err", err)
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metrics.GetOrRegisterCounter("sliding-window.single.error", nil).Inc(1)
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break inner
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default:
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randIndex := 1 + rand.Intn(len(endpoints)-1)
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ruid := uuid.New()[:8]
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start := time.Now()
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err := fetch(v.hash, endpoints[randIndex], v.digest, ruid)
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if err != nil {
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continue inner
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}
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metrics.GetOrRegisterResettingTimer("sliding-window.single.fetch-time", nil).UpdateSince(start)
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break inner
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}
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}
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if errored {
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break outer
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}
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networkDepth = i
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metrics.GetOrRegisterGauge("sliding-window.network-depth", nil).Update(int64(networkDepth))
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}
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}
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log.Info("sliding window test finished", "errored?", errored, "networkDepth", networkDepth, "networkDepth(kb)", networkDepth*filesize)
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log.Info("stats", "uploadedFiles", len(hashes), "uploadedKb", uploadedBytes/1000, "filesizeKb", filesize)
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return nil
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}
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@ -17,76 +17,21 @@
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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 generateEndpoints(scheme string, cluster string, app string, from int, to int) {
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if cluster == "prod" {
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for port := from; port < to; port++ {
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endpoints = append(endpoints, fmt.Sprintf("%s://%v.swarm-gateways.net", scheme, port))
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}
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} else if cluster == "private-internal" {
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for port := from; port < to; port++ {
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endpoints = append(endpoints, fmt.Sprintf("%s://swarm-private-internal-%v:8500", scheme, port))
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}
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} else {
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for port := from; port < to; port++ {
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endpoints = append(endpoints, fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, port, cluster))
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}
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}
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if includeLocalhost {
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endpoints = append(endpoints, "http://localhost:8500")
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}
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}
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func cliUploadAndSync(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-and-sync", nil).Inc(1)
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errc := make(chan error)
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go func() {
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errc <- uploadAndSync(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-and-sync.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-and-sync.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 uploadAndSync(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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@ -96,23 +41,21 @@ func uploadAndSync(c *cli.Context) error {
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generateEndpoints(scheme, cluster, appName, from, to)
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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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h := md5.New()
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r := io.TeeReader(io.LimitReader(crand.Reader, int64(filesize*1000)), h)
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t1 := time.Now()
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hash, err := upload(&randomBytes, endpoints[0])
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hash, err := upload(r, filesize*1000, 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.GetOrRegisterResettingTimer("upload-and-sync.upload-time", nil).UpdateSince(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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fhash := h.Sum(nil)
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log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash))
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@ -161,96 +104,3 @@ func uploadAndSync(c *cli.Context) error {
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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-and-sync.fetch")
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defer sp.Finish()
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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-and-sync - http get", "upload-and-sync", 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
|
||||
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
|
||||
}
|
||||
|
||||
@ -17,54 +17,18 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"crypto/md5"
|
||||
crand "crypto/rand"
|
||||
"fmt"
|
||||
"os"
|
||||
"io"
|
||||
"time"
|
||||
|
||||
"github.com/ethereum/go-ethereum/log"
|
||||
"github.com/ethereum/go-ethereum/metrics"
|
||||
"github.com/ethereum/go-ethereum/swarm/testutil"
|
||||
|
||||
cli "gopkg.in/urfave/cli.v1"
|
||||
)
|
||||
|
||||
var endpoint string
|
||||
|
||||
//just use the first endpoint
|
||||
func generateEndpoint(scheme string, cluster string, app string, from int) {
|
||||
if cluster == "prod" {
|
||||
endpoint = fmt.Sprintf("%s://%v.swarm-gateways.net", scheme, from)
|
||||
} else if cluster == "private-internal" {
|
||||
endpoint = fmt.Sprintf("%s://swarm-private-internal-%v:8500", scheme, from)
|
||||
} else {
|
||||
endpoint = fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, from, 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)
|
||||
@ -73,25 +37,22 @@ func uploadSpeed(c *cli.Context) error {
|
||||
metrics.GetOrRegisterCounter("upload-speed.total-time", nil).Inc(int64(totalTime))
|
||||
}(time.Now())
|
||||
|
||||
generateEndpoint(scheme, cluster, appName, from)
|
||||
endpoint := generateEndpoint(scheme, cluster, appName, from)
|
||||
seed := int(time.Now().UnixNano() / 1e6)
|
||||
log.Info("uploading to "+endpoint, "seed", seed)
|
||||
|
||||
randomBytes := testutil.RandomBytes(seed, filesize*1000)
|
||||
h := md5.New()
|
||||
r := io.TeeReader(io.LimitReader(crand.Reader, int64(filesize*1000)), h)
|
||||
|
||||
t1 := time.Now()
|
||||
hash, err := upload(&randomBytes, endpoint)
|
||||
hash, err := upload(r, filesize*1000, endpoint)
|
||||
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
|
||||
}
|
||||
fhash := h.Sum(nil)
|
||||
|
||||
log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash))
|
||||
return nil
|
||||
|
||||
267
cmd/swarm/swarm-smoke/util.go
Normal file
267
cmd/swarm/swarm-smoke/util.go
Normal file
@ -0,0 +1,267 @@
|
||||
// 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 <http://www.gnu.org/licenses/>.
|
||||
|
||||
package main
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"context"
|
||||
"crypto/md5"
|
||||
crand "crypto/rand"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"io/ioutil"
|
||||
"net/http"
|
||||
"net/http/httptrace"
|
||||
"os"
|
||||
"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"
|
||||
opentracing "github.com/opentracing/opentracing-go"
|
||||
cli "gopkg.in/urfave/cli.v1"
|
||||
)
|
||||
|
||||
var (
|
||||
commandName = ""
|
||||
)
|
||||
|
||||
func wrapCliCommand(name string, killOnTimeout bool, command func(*cli.Context) error) func(*cli.Context) error {
|
||||
return func(ctx *cli.Context) error {
|
||||
log.PrintOrigins(true)
|
||||
log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
|
||||
defer func(now time.Time) {
|
||||
totalTime := time.Since(now)
|
||||
|
||||
log.Info("total time", "time", totalTime)
|
||||
metrics.GetOrRegisterCounter(name+".total-time", nil).Inc(int64(totalTime))
|
||||
}(time.Now())
|
||||
|
||||
log.Info("smoke test starting", "task", name, "timeout", timeout)
|
||||
commandName = name
|
||||
metrics.GetOrRegisterCounter(name, nil).Inc(1)
|
||||
|
||||
errc := make(chan error)
|
||||
done := make(chan struct{})
|
||||
|
||||
if killOnTimeout {
|
||||
go func() {
|
||||
<-time.After(time.Duration(timeout) * time.Second)
|
||||
close(done)
|
||||
}()
|
||||
}
|
||||
|
||||
go func() {
|
||||
errc <- command(ctx)
|
||||
}()
|
||||
|
||||
select {
|
||||
case err := <-errc:
|
||||
if err != nil {
|
||||
metrics.GetOrRegisterCounter(fmt.Sprintf("%s.fail", name), nil).Inc(1)
|
||||
}
|
||||
return err
|
||||
case <-done:
|
||||
metrics.GetOrRegisterCounter(fmt.Sprintf("%s.timeout", name), nil).Inc(1)
|
||||
return fmt.Errorf("timeout after %v sec", timeout)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func generateEndpoints(scheme string, cluster string, app string, from int, to int) {
|
||||
if cluster == "prod" {
|
||||
for port := from; port < to; port++ {
|
||||
endpoints = append(endpoints, fmt.Sprintf("%s://%v.swarm-gateways.net", scheme, port))
|
||||
}
|
||||
} else if cluster == "private-internal" {
|
||||
for port := from; port < to; port++ {
|
||||
endpoints = append(endpoints, fmt.Sprintf("%s://swarm-private-internal-%v:8500", scheme, port))
|
||||
}
|
||||
} else {
|
||||
for port := from; port < to; port++ {
|
||||
endpoints = append(endpoints, fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, port, cluster))
|
||||
}
|
||||
}
|
||||
|
||||
if includeLocalhost {
|
||||
endpoints = append(endpoints, "http://localhost:8500")
|
||||
}
|
||||
}
|
||||
|
||||
//just use the first endpoint
|
||||
func generateEndpoint(scheme string, cluster string, app string, from int) string {
|
||||
if cluster == "prod" {
|
||||
return fmt.Sprintf("%s://%v.swarm-gateways.net", scheme, from)
|
||||
} else if cluster == "private-internal" {
|
||||
return fmt.Sprintf("%s://swarm-private-internal-%v:8500", scheme, from)
|
||||
} else {
|
||||
return fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, from, cluster)
|
||||
}
|
||||
}
|
||||
|
||||
func fetchFeed(topic string, user string, endpoint string, original []byte, ruid string) error {
|
||||
ctx, sp := spancontext.StartSpan(context.Background(), "feed-and-sync.fetch")
|
||||
defer sp.Finish()
|
||||
|
||||
log.Trace("sleeping", "ruid", ruid)
|
||||
time.Sleep(3 * time.Second)
|
||||
|
||||
log.Trace("http get request (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user)
|
||||
|
||||
var tn time.Time
|
||||
reqUri := endpoint + "/bzz-feed:/?topic=" + topic + "&user=" + user
|
||||
req, _ := http.NewRequest("GET", reqUri, nil)
|
||||
|
||||
opentracing.GlobalTracer().Inject(
|
||||
sp.Context(),
|
||||
opentracing.HTTPHeaders,
|
||||
opentracing.HTTPHeadersCarrier(req.Header))
|
||||
|
||||
trace := client.GetClientTrace("feed-and-sync - http get", "feed-and-sync", 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 (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user, "code", res.StatusCode, "len", res.ContentLength)
|
||||
|
||||
if res.StatusCode != 200 {
|
||||
return fmt.Errorf("expected status code %d, got %v (ruid %v)", 200, res.StatusCode, ruid)
|
||||
}
|
||||
|
||||
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
|
||||
}
|
||||
|
||||
// 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-and-sync.fetch")
|
||||
defer sp.Finish()
|
||||
|
||||
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(commandName+" - http get", commandName, 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 an arbitrary byte as a plaintext file to `endpoint` using the api client
|
||||
func upload(r io.Reader, size int, endpoint string) (string, error) {
|
||||
swarm := client.NewClient(endpoint)
|
||||
f := &client.File{
|
||||
ReadCloser: ioutil.NopCloser(r),
|
||||
ManifestEntry: api.ManifestEntry{
|
||||
ContentType: "text/plain",
|
||||
Mode: 0660,
|
||||
Size: int64(size),
|
||||
},
|
||||
}
|
||||
|
||||
// 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
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user