284 lines
7.5 KiB
Go
284 lines
7.5 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 (
|
|
"archive/tar"
|
|
"bytes"
|
|
"compress/gzip"
|
|
"crypto/md5"
|
|
"encoding/base64"
|
|
"encoding/hex"
|
|
"io"
|
|
"io/ioutil"
|
|
"net/http"
|
|
"os"
|
|
"path"
|
|
"runtime"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/ethereum/go-ethereum/cmd/swarm/testdata"
|
|
"github.com/ethereum/go-ethereum/log"
|
|
"github.com/ethereum/go-ethereum/swarm"
|
|
"github.com/ethereum/go-ethereum/swarm/testutil"
|
|
)
|
|
|
|
const (
|
|
DATABASE_FIXTURE_BZZ_ACCOUNT = "0aa159029fa13ffa8fa1c6fff6ebceface99d6a4"
|
|
DATABASE_FIXTURE_PASSWORD = "pass"
|
|
FIXTURE_DATADIR_PREFIX = "swarm/bzz-0aa159029fa13ffa8fa1c6fff6ebceface99d6a4"
|
|
FixtureBaseKey = "a9f22b3d77b4bdf5f3eefce995d6c8e7cecf2636f20956f08a0d1ed95adb52ad"
|
|
)
|
|
|
|
// TestCLISwarmExportImport perform the following test:
|
|
// 1. runs swarm node
|
|
// 2. uploads a random file
|
|
// 3. runs an export of the local datastore
|
|
// 4. runs a second swarm node
|
|
// 5. imports the exported datastore
|
|
// 6. fetches the uploaded random file from the second node
|
|
func TestCLISwarmExportImport(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip()
|
|
}
|
|
cluster := newTestCluster(t, 1)
|
|
|
|
// generate random 1mb file
|
|
content := testutil.RandomBytes(1, 1000000)
|
|
fileName := testutil.TempFileWithContent(t, string(content))
|
|
defer os.Remove(fileName)
|
|
|
|
// upload the file with 'swarm up' and expect a hash
|
|
up := runSwarm(t, "--bzzapi", cluster.Nodes[0].URL, "up", fileName)
|
|
_, matches := up.ExpectRegexp(`[a-f\d]{64}`)
|
|
up.ExpectExit()
|
|
hash := matches[0]
|
|
|
|
var info swarm.Info
|
|
if err := cluster.Nodes[0].Client.Call(&info, "bzz_info"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
cluster.Stop()
|
|
defer cluster.Cleanup()
|
|
|
|
// generate an export.tar
|
|
exportCmd := runSwarm(t, "db", "export", info.Path+"/chunks", info.Path+"/export.tar", strings.TrimPrefix(info.BzzKey, "0x"))
|
|
exportCmd.ExpectExit()
|
|
|
|
// start second cluster
|
|
cluster2 := newTestCluster(t, 1)
|
|
|
|
var info2 swarm.Info
|
|
if err := cluster2.Nodes[0].Client.Call(&info2, "bzz_info"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// stop second cluster, so that we close LevelDB
|
|
cluster2.Stop()
|
|
defer cluster2.Cleanup()
|
|
|
|
// import the export.tar
|
|
importCmd := runSwarm(t, "db", "import", info2.Path+"/chunks", info.Path+"/export.tar", strings.TrimPrefix(info2.BzzKey, "0x"))
|
|
importCmd.ExpectExit()
|
|
|
|
// spin second cluster back up
|
|
cluster2.StartExistingNodes(t, 1, strings.TrimPrefix(info2.BzzAccount, "0x"))
|
|
|
|
// try to fetch imported file
|
|
res, err := http.Get(cluster2.Nodes[0].URL + "/bzz:/" + hash)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if res.StatusCode != 200 {
|
|
t.Fatalf("expected HTTP status %d, got %s", 200, res.Status)
|
|
}
|
|
|
|
// compare downloaded file with the generated random file
|
|
mustEqualFiles(t, bytes.NewReader(content), res.Body)
|
|
}
|
|
|
|
// TestExportLegacyToNew checks that an old database gets imported correctly into the new localstore structure
|
|
// The test sequence is as follows:
|
|
// 1. unpack database fixture to tmp dir
|
|
// 2. try to open with new swarm binary that should complain about old database
|
|
// 3. export from old database
|
|
// 4. remove the chunks folder
|
|
// 5. import the dump
|
|
// 6. file should be accessible
|
|
func TestExportLegacyToNew(t *testing.T) {
|
|
/*
|
|
fixture bzz account 0aa159029fa13ffa8fa1c6fff6ebceface99d6a4
|
|
*/
|
|
const UPLOADED_FILE_MD5_HASH = "a001fdae53ba50cae584b8b02b06f821"
|
|
const UPLOADED_HASH = "67a86082ee0ea1bc7dd8d955bb1e14d04f61d55ae6a4b37b3d0296a3a95e454a"
|
|
tmpdir, err := ioutil.TempDir("", "swarm-test")
|
|
log.Trace("running legacy datastore migration test", "temp dir", tmpdir)
|
|
defer os.RemoveAll(tmpdir)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
inflateBase64Gzip(t, testdata.DATADIR_MIGRATION_FIXTURE, tmpdir)
|
|
|
|
tmpPassword := testutil.TempFileWithContent(t, DATABASE_FIXTURE_PASSWORD)
|
|
defer os.Remove(tmpPassword)
|
|
|
|
flags := []string{
|
|
"--datadir", tmpdir,
|
|
"--bzzaccount", DATABASE_FIXTURE_BZZ_ACCOUNT,
|
|
"--password", tmpPassword,
|
|
}
|
|
|
|
newSwarmOldDb := runSwarm(t, flags...)
|
|
_, matches := newSwarmOldDb.ExpectRegexp(".+")
|
|
newSwarmOldDb.ExpectExit()
|
|
|
|
if len(matches) == 0 {
|
|
t.Fatalf("stdout not matched")
|
|
}
|
|
|
|
if newSwarmOldDb.ExitStatus() == 0 {
|
|
t.Fatal("should error")
|
|
}
|
|
t.Log("exporting legacy database")
|
|
actualDataDir := path.Join(tmpdir, FIXTURE_DATADIR_PREFIX)
|
|
exportCmd := runSwarm(t, "--verbosity", "5", "db", "export", actualDataDir+"/chunks", tmpdir+"/export.tar", FixtureBaseKey)
|
|
exportCmd.ExpectExit()
|
|
|
|
stat, err := os.Stat(tmpdir + "/export.tar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// make some silly size assumption
|
|
if stat.Size() < 90000 {
|
|
t.Fatal("export size too small")
|
|
}
|
|
t.Log("removing chunk datadir")
|
|
err = os.RemoveAll(path.Join(actualDataDir, "chunks"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// start second cluster
|
|
cluster2 := newTestCluster(t, 1)
|
|
var info2 swarm.Info
|
|
if err := cluster2.Nodes[0].Client.Call(&info2, "bzz_info"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// stop second cluster, so that we close LevelDB
|
|
cluster2.Stop()
|
|
defer cluster2.Cleanup()
|
|
|
|
// import the export.tar
|
|
importCmd := runSwarm(t, "db", "import", "--legacy", info2.Path+"/chunks", tmpdir+"/export.tar", strings.TrimPrefix(info2.BzzKey, "0x"))
|
|
importCmd.ExpectExit()
|
|
|
|
// spin second cluster back up
|
|
cluster2.StartExistingNodes(t, 1, strings.TrimPrefix(info2.BzzAccount, "0x"))
|
|
t.Log("trying to http get the file")
|
|
// try to fetch imported file
|
|
res, err := http.Get(cluster2.Nodes[0].URL + "/bzz:/" + UPLOADED_HASH)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if res.StatusCode != 200 {
|
|
t.Fatalf("expected HTTP status %d, got %s", 200, res.Status)
|
|
}
|
|
h := md5.New()
|
|
if _, err := io.Copy(h, res.Body); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
sum := h.Sum(nil)
|
|
|
|
b, err := hex.DecodeString(UPLOADED_FILE_MD5_HASH)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !bytes.Equal(sum, b) {
|
|
t.Fatal("should be equal")
|
|
}
|
|
}
|
|
|
|
func mustEqualFiles(t *testing.T, up io.Reader, down io.Reader) {
|
|
h := md5.New()
|
|
upLen, err := io.Copy(h, up)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
upHash := h.Sum(nil)
|
|
h.Reset()
|
|
downLen, err := io.Copy(h, down)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
downHash := h.Sum(nil)
|
|
|
|
if !bytes.Equal(upHash, downHash) || upLen != downLen {
|
|
t.Fatalf("downloaded imported file md5=%x (length %v) is not the same as the generated one mp5=%x (length %v)", downHash, downLen, upHash, upLen)
|
|
}
|
|
}
|
|
|
|
func inflateBase64Gzip(t *testing.T, base64File, directory string) {
|
|
t.Helper()
|
|
|
|
f := base64.NewDecoder(base64.StdEncoding, strings.NewReader(base64File))
|
|
gzf, err := gzip.NewReader(f)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
tarReader := tar.NewReader(gzf)
|
|
|
|
for {
|
|
header, err := tarReader.Next()
|
|
if err == io.EOF {
|
|
break
|
|
}
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
name := header.Name
|
|
|
|
switch header.Typeflag {
|
|
case tar.TypeDir:
|
|
err := os.Mkdir(path.Join(directory, name), os.ModePerm)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
case tar.TypeReg:
|
|
file, err := os.Create(path.Join(directory, name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := io.Copy(file, tarReader); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
default:
|
|
t.Fatal("shouldn't happen")
|
|
}
|
|
}
|
|
}
|