func mount() error {
var err error
if fs != nil || server != nil {
// already mounting
return nil
}
// create mountpoint
os.Mkdir(TEST_MOUNTPOINT, 0777)
// config
config := &config.Config{
MountPoint: TEST_MOUNTPOINT,
ContainerName: TEST_CONTAINER_NAME,
CreateContainer: true,
Debug: true,
NoDaemon: true,
}
// swift
swift := openstack.NewSwift(config)
if err = swift.Auth(); err != nil {
return err
}
swift.DeleteContainer()
// mapper
mapper, err := mapper.NewObjectMapper(config)
if err != nil {
return err
}
// initialize filesystem
fs = NewObjectFileSystem(config, mapper)
path := pathfs.NewPathNodeFs(fs, nil)
con := nodefs.NewFileSystemConnector(path.Root(), &nodefs.Options{})
opts := &fuse.MountOptions{
Name: "test-filesystem",
FsName: "test-filesystem",
}
// create server and do mount with dedicated goroutine
server, err = fuse.NewServer(con.RawFS(), TEST_MOUNTPOINT, opts)
if err != nil {
return err
}
go func() {
server.Serve()
}()
server.WaitMount()
return nil
}
func TestSetup(t *testing.T) {
var err error
c := config.NewConfig()
c.MountPoint = TEST_MOUNTPOINT
c.ContainerName = TEST_CONTAINER_NAME
c.CreateContainer = true
c.Debug = true
c.NoDaemon = true
// initialize swift and uplaod testdata
swift := openstack.NewSwift(c)
if err = swift.Auth(); err != nil {
t.Fatalf("%v", err)
}
swift.DeleteContainer()
swift.CreateContainer()
// mapper
mp, err := mapper.NewObjectMapper(c)
if err != nil {
t.Fatalf("%v", err)
}
obj, err := mp.Create(TEST_OBJECT_NAME)
if err != nil {
t.Fatalf("%v", err)
}
file, err := obj.Open(os.O_CREATE|os.O_WRONLY, 0666)
if err != nil {
t.Fatalf("%v", err)
}
_, err = file.WriteString(TEST_DATA)
if err != nil {
t.Fatalf("%v", err)
}
file.Close()
// initialize ObjectFile
objfile = NewObjectFile(TEST_OBJECT_NAME, obj)
}
func TestNewObjectFileSystem(t *testing.T) {
config := &config.Config{
MountPoint: TEST_MOUNTPOINT,
ContainerName: TEST_CONTAINER_NAME,
CreateContainer: true,
}
mapper, err := mapper.NewObjectMapper(config)
if err != nil {
t.Fatalf("%v", err)
}
f := NewObjectFileSystem(config, mapper)
if f.containerName != TEST_CONTAINER_NAME {
t.Errorf("ContainerName is different (%s != %s)", f.containerName, TEST_CONTAINER_NAME)
}
if !f.createContainer {
t.Errorf("CreateContainer option is false")
}
}
func Run() {
app := cli.NewApp()
app.Name = config.APP_NAME
app.Usage = "The file system to mount OpenStack Swift via FUSE."
app.Version = config.APP_VERSION
app.HideHelp = true
app.Author = "Hironobu Saitoh"
app.Email = "*****@*****.**"
app.ArgsUsage = "container-name mountpoint"
conf := config.NewConfig()
defer conf.Logfile.Close()
app.Flags = conf.GetFlags()
app.Action = func(c *cli.Context) {
if c.Bool("help") || len(c.Args()) < 2 {
cli.ShowAppHelp(c)
return
}
app.Flags = append(app.Flags, cli.BoolFlag{
Name: "child",
Usage: "internal use only",
})
var err error
if err = conf.SetConfigFromContext(c); err != nil {
log.Warnf("%v", err)
return
}
if !conf.ChildProcess {
if err = daemonize(c, conf); err != nil {
log.Warnf("%v", err)
return
}
}
log.Debug("Create mapper")
mapper, err := mapper.NewObjectMapper(conf)
if err != nil {
log.Warnf("%v", err)
afterDaemonize(err)
return
}
log.Debug("Create filesystem")
objectFs := fs.NewObjectFileSystem(conf, mapper)
log.Debug("Mount filesystem")
server, err := mount(objectFs, conf.MountPoint)
if err != nil {
log.Warnf("%v", err)
afterDaemonize(err)
return
}
if conf.ChildProcess {
afterDaemonize(nil)
}
// main loop
log.Debugf("Swiftfs process with pid %d started", syscall.Getpid())
server.Serve()
log.Debug("Shutdown")
}
// In daemonizing process, "--child" flag wil be used to recognize myelf as child process.
// Remove this flag before the Apps parsing the arguments.
args := make([]string, 0, len(os.Args))
for _, p := range os.Args {
if p == "--child" {
conf.ChildProcess = true
} else {
args = append(args, p)
}
}
if err := app.Run(args); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}
