go-ethereum/cmd/swarm/fs_test.go
2021-08-29 11:47:19 +10:00

258 lines
7 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/>.
// +build linux freebsd
package main
import (
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/log"
)
type testFile struct {
filePath string
content string
}
// TestCLISwarmFsDefaultIPCPath tests if the most basic fs command, i.e., list
// can find and correctly connect to a running Swarm node on the default
// IPCPath.
func TestCLISwarmFsDefaultIPCPath(t *testing.T) {
cluster := newTestCluster(t, 1)
defer cluster.Shutdown()
handlingNode := cluster.Nodes[0]
list := runSwarm(t, []string{
"--datadir", handlingNode.Dir,
"fs",
"list",
}...)
list.WaitExit()
if list.Err != nil {
t.Fatal(list.Err)
}
}
// TestCLISwarmFs is a high-level test of swarmfs
//
// This test fails on travis for macOS as this executable exits with code 1
// and without any log messages in the log:
// /Library/Filesystems/osxfuse.fs/Contents/Resources/load_osxfuse.
// This is the reason for this file not being built on darwin architecture.
func TestCLISwarmFs(t *testing.T) {
t.Skip("Test fail on travis")
cluster := newTestCluster(t, 3)
defer cluster.Shutdown()
// create a tmp dir
mountPoint, err := ioutil.TempDir("", "swarm-test")
log.Debug("swarmfs cli test", "1st mount", mountPoint)
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(mountPoint)
handlingNode := cluster.Nodes[0]
mhash := doUploadEmptyDir(t, handlingNode)
log.Debug("swarmfs cli test: mounting first run", "ipc path", filepath.Join(handlingNode.Dir, handlingNode.IpcPath))
mount := runSwarm(t, []string{
fmt.Sprintf("--%s", utils.IPCPathFlag.Name), filepath.Join(handlingNode.Dir, handlingNode.IpcPath),
"fs",
"mount",
mhash,
mountPoint,
}...)
mount.ExpectExit()
filesToAssert := []*testFile{}
dirPath, err := createDirInDir(mountPoint, "testSubDir")
if err != nil {
t.Fatal(err)
}
dirPath2, err := createDirInDir(dirPath, "AnotherTestSubDir")
if err != nil {
t.Fatal(err)
}
dummyContent := "somerandomtestcontentthatshouldbeasserted"
dirs := []string{
mountPoint,
dirPath,
dirPath2,
}
files := []string{"f1.tmp", "f2.tmp"}
for _, d := range dirs {
for _, entry := range files {
tFile, err := createTestFileInPath(d, entry, dummyContent)
if err != nil {
t.Fatal(err)
}
filesToAssert = append(filesToAssert, tFile)
}
}
if len(filesToAssert) != len(dirs)*len(files) {
t.Fatalf("should have %d files to assert now, got %d", len(dirs)*len(files), len(filesToAssert))
}
//hashRegexp := `[a-f\d]{64}`
//log.Debug("swarmfs cli test: unmounting first run...", "ipc path", filepath.Join(handlingNode.Dir, handlingNode.IpcPath))
// unmount := runSwarm(t, []string{
// fmt.Sprintf("--%s", utils.IPCPathFlag.Name), filepath.Join(handlingNode.Dir, handlingNode.IpcPath),
// "fs",
// "unmount",
// mountPoint,
// }...)
// _, matches := unmount.ExpectRegexp(hashRegexp)
// unmount.ExpectExit()
//
// hash := matches[0]
// if hash == mhash {
// t.Fatal("this should not be equal")
// }
// log.Debug("swarmfs cli test: asserting no files in mount point")
//
// //check that there's nothing in the mount folder
// filesInDir, err := ioutil.ReadDir(mountPoint)
// if err != nil {
// t.Fatalf("had an error reading the directory: %v", err)
// }
//
// if len(filesInDir) != 0 {
// t.Fatal("there shouldn't be anything here")
// }
//
// secondMountPoint, err := ioutil.TempDir("", "swarm-test")
// log.Debug("swarmfs cli test", "2nd mount point at", secondMountPoint)
// if err != nil {
// t.Fatal(err)
// }
// defer os.RemoveAll(secondMountPoint)
//
// log.Debug("swarmfs cli test: remounting at second mount point", "ipc path", filepath.Join(handlingNode.Dir, handlingNode.IpcPath))
//
// //remount, check files
// newMount := runSwarm(t, []string{
// fmt.Sprintf("--%s", utils.IPCPathFlag.Name), filepath.Join(handlingNode.Dir, handlingNode.IpcPath),
// "fs",
// "mount",
// hash, // the latest hash
// secondMountPoint,
// }...)
//
// newMount.ExpectExit()
// time.Sleep(1 * time.Second)
//
// filesInDir, err = ioutil.ReadDir(secondMountPoint)
// if err != nil {
// t.Fatal(err)
// }
//
// if len(filesInDir) == 0 {
// t.Fatal("there should be something here")
// }
//
// log.Debug("swarmfs cli test: traversing file tree to see it matches previous mount")
//
// for _, file := range filesToAssert {
// file.filePath = strings.Replace(file.filePath, mountPoint, secondMountPoint, -1)
// fileBytes, err := ioutil.ReadFile(file.filePath)
//
// if err != nil {
// t.Fatal(err)
// }
// if !bytes.Equal(fileBytes, bytes.NewBufferString(file.content).Bytes()) {
// t.Fatal("this should be equal")
// }
// }
//
// log.Debug("swarmfs cli test: unmounting second run", "ipc path", filepath.Join(handlingNode.Dir, handlingNode.IpcPath))
//
// unmountSec := runSwarm(t, []string{
// fmt.Sprintf("--%s", utils.IPCPathFlag.Name), filepath.Join(handlingNode.Dir, handlingNode.IpcPath),
// "fs",
// "unmount",
// secondMountPoint,
// }...)
//
// _, matches = unmountSec.ExpectRegexp(hashRegexp)
// unmountSec.ExpectExit()
//
// if matches[0] != hash {
// t.Fatal("these should be equal - no changes made")
// }
}
func doUploadEmptyDir(t *testing.T, node *testNode) string {
// create a tmp dir
tmpDir, err := ioutil.TempDir("", "swarm-test")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmpDir)
hashRegexp := `[a-f\d]{64}`
flags := []string{
"--bzzapi", node.URL,
"--recursive",
"up",
tmpDir}
log.Info("swarmfs cli test: uploading dir with 'swarm up'")
up := runSwarm(t, flags...)
_, matches := up.ExpectRegexp(hashRegexp)
up.ExpectExit()
hash := matches[0]
log.Info("swarmfs cli test: dir uploaded", "hash", hash)
return hash
}
func createDirInDir(createInDir string, dirToCreate string) (string, error) {
fullpath := filepath.Join(createInDir, dirToCreate)
err := os.MkdirAll(fullpath, 0777)
if err != nil {
return "", err
}
return fullpath, nil
}
func createTestFileInPath(dir, filename, content string) (*testFile, error) {
tFile := &testFile{}
filePath := filepath.Join(dir, filename)
if file, err := os.Create(filePath); err == nil {
tFile.content = content
tFile.filePath = filePath
_, err = io.WriteString(file, content)
if err != nil {
return nil, err
}
file.Close()
}
return tFile, nil
}