107 lines
2.8 KiB
Go
107 lines
2.8 KiB
Go
// 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 (
|
|
"crypto/md5"
|
|
crand "crypto/rand"
|
|
"fmt"
|
|
"io"
|
|
"math/rand"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/log"
|
|
"github.com/ethereum/go-ethereum/metrics"
|
|
"github.com/pborman/uuid"
|
|
|
|
cli "gopkg.in/urfave/cli.v1"
|
|
)
|
|
|
|
func uploadAndSync(c *cli.Context) error {
|
|
defer func(now time.Time) {
|
|
totalTime := time.Since(now)
|
|
log.Info("total time", "time", totalTime, "kb", filesize)
|
|
metrics.GetOrRegisterResettingTimer("upload-and-sync.total-time", nil).Update(totalTime)
|
|
}(time.Now())
|
|
|
|
generateEndpoints(scheme, cluster, appName, from, to)
|
|
seed := int(time.Now().UnixNano() / 1e6)
|
|
|
|
log.Info("uploading to "+endpoints[0]+" and syncing", "seed", seed)
|
|
|
|
h := md5.New()
|
|
r := io.TeeReader(io.LimitReader(crand.Reader, int64(filesize*1000)), h)
|
|
|
|
t1 := time.Now()
|
|
hash, err := upload(r, filesize*1000, endpoints[0])
|
|
if err != nil {
|
|
log.Error(err.Error())
|
|
return err
|
|
}
|
|
metrics.GetOrRegisterResettingTimer("upload-and-sync.upload-time", nil).UpdateSince(t1)
|
|
|
|
fhash := h.Sum(nil)
|
|
|
|
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)
|
|
if err != nil {
|
|
continue
|
|
}
|
|
|
|
metrics.GetOrRegisterResettingTimer("upload-and-sync.single.fetch-time", nil).UpdateSince(start)
|
|
wg.Done()
|
|
return
|
|
}
|
|
}(endpoints[randIndex], ruid)
|
|
} else {
|
|
for _, endpoint := range 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)
|
|
if err != nil {
|
|
continue
|
|
}
|
|
|
|
metrics.GetOrRegisterResettingTimer("upload-and-sync.each.fetch-time", nil).UpdateSince(start)
|
|
wg.Done()
|
|
return
|
|
}
|
|
}(endpoint, ruid)
|
|
}
|
|
}
|
|
wg.Wait()
|
|
log.Info("all endpoints synced random file successfully")
|
|
|
|
return nil
|
|
}
|