126 lines
3.4 KiB
Go
126 lines
3.4 KiB
Go
// 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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"fmt"
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"math/rand"
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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/testutil"
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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 uploadAndSyncCmd(ctx *cli.Context, tuid string) error {
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randomBytes := testutil.RandomBytes(seed, filesize*1000)
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errc := make(chan error)
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go func() {
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errc <- uplaodAndSync(ctx, randomBytes, tuid)
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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(fmt.Sprintf("%s.fail", commandName), 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(fmt.Sprintf("%s.timeout", commandName), nil).Inc(1)
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// trigger debug functionality on randomBytes
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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 uplaodAndSync(c *cli.Context, randomBytes []byte, tuid string) error {
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log.Info("uploading to "+httpEndpoint(hosts[0])+" and syncing", "tuid", tuid, "seed", seed)
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t1 := time.Now()
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hash, err := upload(randomBytes, httpEndpoint(hosts[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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t2 := time.Since(t1)
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metrics.GetOrRegisterResettingTimer("upload-and-sync.upload-time", nil).Update(t2)
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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", "tuid", tuid, "hash", hash, "took", t2, "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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randIndex := 1 + rand.Intn(len(hosts)-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, tuid)
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if err != nil {
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continue
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}
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ended := time.Since(start)
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metrics.GetOrRegisterResettingTimer("upload-and-sync.single.fetch-time", nil).Update(ended)
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log.Info("fetch successful", "tuid", tuid, "ruid", ruid, "took", ended, "endpoint", endpoint)
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wg.Done()
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return
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}
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}(httpEndpoint(hosts[randIndex]), ruid)
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} else {
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for _, endpoint := range hosts[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, tuid)
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if err != nil {
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continue
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}
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ended := time.Since(start)
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metrics.GetOrRegisterResettingTimer("upload-and-sync.each.fetch-time", nil).Update(ended)
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log.Info("fetch successful", "tuid", tuid, "ruid", ruid, "took", ended, "endpoint", endpoint)
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wg.Done()
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return
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}
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}(httpEndpoint(endpoint), ruid)
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}
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}
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wg.Wait()
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log.Info("all hosts synced random file successfully")
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return nil
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}
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