func setup(t *testing.T) (workdir string, cleanup func()) {
wd, _ := ioutil.TempDir("", "")
err := os.Mkdir(wd+"/mnt", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
err = os.Mkdir(wd+"/store", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
os.Mkdir(wd+"/ro", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
WriteFile(t, wd+"/ro/file1", "file1")
WriteFile(t, wd+"/ro/file2", "file2")
fs := NewAutoUnionFs(wd+"/store", testAOpts)
nfs := fuse.NewPathNodeFs(fs, nil)
state, conn, err := fuse.MountNodeFileSystem(wd+"/mnt", nfs, &testAOpts.FileSystemOptions)
if err != nil {
t.Fatalf("MountNodeFileSystem failed: %v", err)
}
state.Debug = fuse.VerboseTest()
conn.Debug = fuse.VerboseTest()
go state.Loop()
return wd, func() {
state.Unmount()
os.RemoveAll(wd)
}
}
func setup(t *testing.T) (workdir string, cleanup func()) {
wd, _ := ioutil.TempDir("", "")
err := os.Mkdir(wd+"/mnt", 0700)
fuse.CheckSuccess(err)
err = os.Mkdir(wd+"/store", 0700)
fuse.CheckSuccess(err)
os.Mkdir(wd+"/ro", 0700)
fuse.CheckSuccess(err)
WriteFile(wd+"/ro/file1", "file1")
WriteFile(wd+"/ro/file2", "file2")
fs := NewAutoUnionFs(wd+"/store", testAOpts)
state, conn, err := fuse.MountPathFileSystem(wd+"/mnt", fs, &testAOpts.FileSystemOptions)
CheckSuccess(err)
state.Debug = fuse.VerboseTest()
conn.Debug = fuse.VerboseTest()
go state.Loop()
return wd, func() {
state.Unmount()
os.RemoveAll(wd)
}
}
// Creates 3 directories on a temporary dir: /mnt with the overlayed
// (unionfs) mount, rw with modifiable data, and ro on the bottom.
func setupUfs(t *testing.T) (workdir string, cleanup func()) {
// Make sure system setting does not affect test.
syscall.Umask(0)
wd, _ := ioutil.TempDir("", "unionfs")
err := os.Mkdir(wd+"/mnt", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
err = os.Mkdir(wd+"/rw", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
os.Mkdir(wd+"/ro", 0700)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
var fses []fuse.FileSystem
fses = append(fses, fuse.NewLoopbackFileSystem(wd+"/rw"))
fses = append(fses,
NewCachingFileSystem(fuse.NewLoopbackFileSystem(wd+"/ro"), 0))
ufs := NewUnionFs(fses, testOpts)
// We configure timeouts are smaller, so we can check for
// UnionFs's cache consistency.
opts := &fuse.FileSystemOptions{
EntryTimeout: entryTtl / 2,
AttrTimeout: entryTtl / 2,
NegativeTimeout: entryTtl / 2,
}
pathfs := fuse.NewPathNodeFs(ufs,
&fuse.PathNodeFsOptions{ClientInodes: true})
state, conn, err := fuse.MountNodeFileSystem(wd+"/mnt", pathfs, opts)
if err != nil {
t.Fatalf("MountNodeFileSystem failed: %v", err)
}
conn.Debug = fuse.VerboseTest()
state.Debug = fuse.VerboseTest()
go state.Loop()
return wd, func() {
err := state.Unmount()
if err != nil {
return
}
setRecursiveWritable(t, wd, true)
os.RemoveAll(wd)
}
}
func newRpcFsTestCase(t *testing.T) (me *rpcFsTestCase) {
me = &rpcFsTestCase{tester: t}
me.tmp, _ = ioutil.TempDir("", "term-fss")
me.mnt = me.tmp + "/mnt"
me.orig = me.tmp + "/orig"
srvCache := me.tmp + "/server-cache"
os.Mkdir(me.mnt, 0700)
os.Mkdir(me.orig, 0700)
copts := cba.StoreOptions{
Dir: srvCache,
}
me.serverStore = cba.NewStore(&copts)
me.attr = attr.NewAttributeCache(
func(n string) *attr.FileAttr { return me.getattr(n) },
func(n string) *fuse.Attr {
return StatForTest(t, filepath.Join(me.orig, n))
})
me.attr.Paranoia = true
me.server = NewFsServer(me.attr, me.serverStore)
var err error
me.sockL, me.sockR, err = unixSocketpair()
if err != nil {
t.Fatal(err)
}
me.contentL, me.contentR, err = unixSocketpair()
if err != nil {
t.Fatal(err)
}
rpcServer := rpc.NewServer()
rpcServer.Register(me.server)
go rpcServer.ServeConn(me.sockL)
go me.serverStore.ServeConn(me.contentL)
rpcClient := rpc.NewClient(me.sockR)
cOpts := cba.StoreOptions{
Dir: me.tmp + "/client-cache",
}
me.clientStore = cba.NewStore(&cOpts)
me.rpcFs = NewRpcFs(rpcClient, me.clientStore, me.contentR)
me.rpcFs.id = "rpcfs_test"
nfs := fuse.NewPathNodeFs(me.rpcFs, nil)
me.state, _, err = fuse.MountNodeFileSystem(me.mnt, nfs, nil)
me.state.Debug = fuse.VerboseTest()
if err != nil {
t.Fatal("Mount", err)
}
go me.state.Loop()
return me
}
func setupUfs(t *testing.T) (workdir string, cleanup func()) {
// Make sure system setting does not affect test.
syscall.Umask(0)
wd, _ := ioutil.TempDir("", "")
err := os.Mkdir(wd+"/mnt", 0700)
fuse.CheckSuccess(err)
err = os.Mkdir(wd+"/rw", 0700)
fuse.CheckSuccess(err)
os.Mkdir(wd+"/ro", 0700)
fuse.CheckSuccess(err)
var fses []fuse.FileSystem
fses = append(fses, fuse.NewLoopbackFileSystem(wd+"/rw"))
fses = append(fses,
NewCachingFileSystem(fuse.NewLoopbackFileSystem(wd+"/ro"), 0))
ufs := NewUnionFs(fses, testOpts)
// We configure timeouts are smaller, so we can check for
// UnionFs's cache consistency.
opts := &fuse.FileSystemOptions{
EntryTimeout: .5 * entryTtl,
AttrTimeout: .5 * entryTtl,
NegativeTimeout: .5 * entryTtl,
}
pathfs := fuse.NewPathNodeFs(ufs,
&fuse.PathNodeFsOptions{ClientInodes: true})
state, conn, err := fuse.MountNodeFileSystem(wd+"/mnt", pathfs, opts)
CheckSuccess(err)
conn.Debug = fuse.VerboseTest()
state.Debug = fuse.VerboseTest()
go state.Loop()
return wd, func() {
state.Unmount()
os.RemoveAll(wd)
}
}
func setupMemUfs(t *testing.T) (workdir string, ufs *MemUnionFs, cleanup func()) {
// Make sure system setting does not affect test.
syscall.Umask(0)
wd, _ := ioutil.TempDir("", "")
err := os.Mkdir(wd+"/mnt", 0700)
fuse.CheckSuccess(err)
err = os.Mkdir(wd+"/backing", 0700)
fuse.CheckSuccess(err)
os.Mkdir(wd+"/ro", 0700)
fuse.CheckSuccess(err)
roFs := fuse.NewLoopbackFileSystem(wd + "/ro")
memFs := NewMemUnionFs(wd+"/backing", roFs)
// We configure timeouts are smaller, so we can check for
// UnionFs's cache consistency.
opts := &fuse.FileSystemOptions{
EntryTimeout: entryTtl / 2,
AttrTimeout: entryTtl / 2,
NegativeTimeout: entryTtl / 2,
PortableInodes: true,
}
state, conn, err := fuse.MountNodeFileSystem(wd+"/mnt", memFs, opts)
CheckSuccess(err)
conn.Debug = fuse.VerboseTest()
state.Debug = fuse.VerboseTest()
go state.Loop()
return wd, memFs, func() {
state.Unmount()
os.RemoveAll(wd)
}
}
func setupDevNullFs() (wd string, clean func()) {
fs := NewDevNullFs()
mountPoint, _ := ioutil.TempDir("", "termite")
state, _, err := fuse.MountNodeFileSystem(mountPoint, fs, nil)
if err != nil {
panic(err)
}
state.Debug = fuse.VerboseTest()
go state.Loop()
return mountPoint, func() {
state.Unmount()
os.RemoveAll(mountPoint)
}
}
func setupZipfs() (mountPoint string, cleanup func()) {
zfs, err := NewArchiveFileSystem(testZipFile())
CheckSuccess(err)
mountPoint, _ = ioutil.TempDir("", "")
state, _, err := fuse.MountNodeFileSystem(mountPoint, zfs, nil)
state.Debug = fuse.VerboseTest()
go state.Loop()
return mountPoint, func() {
state.Unmount()
os.RemoveAll(mountPoint)
}
}
func setupZipfs(t *testing.T) (mountPoint string, cleanup func()) {
zfs, err := NewArchiveFileSystem(testZipFile())
if err != nil {
t.Fatalf("NewArchiveFileSystem failed: %v", err)
}
mountPoint, _ = ioutil.TempDir("", "")
state, _, err := fuse.MountNodeFileSystem(mountPoint, zfs, nil)
state.Debug = fuse.VerboseTest()
go state.Loop()
return mountPoint, func() {
state.Unmount()
os.RemoveAll(mountPoint)
}
}
func setupMzfs() (mountPoint string, cleanup func()) {
fs := NewMultiZipFs()
mountPoint, _ = ioutil.TempDir("", "")
state, _, err := fuse.MountPathFileSystem(mountPoint, fs, &fuse.FileSystemOptions{
EntryTimeout: testTtl,
AttrTimeout: testTtl,
NegativeTimeout: 0.0,
})
CheckSuccess(err)
state.Debug = fuse.VerboseTest()
go state.Loop()
return mountPoint, func() {
state.Unmount()
os.RemoveAll(mountPoint)
}
}
func setupMzfs(t *testing.T) (mountPoint string, cleanup func()) {
fs := NewMultiZipFs()
mountPoint, _ = ioutil.TempDir("", "")
nfs := fuse.NewPathNodeFs(fs, nil)
state, _, err := fuse.MountNodeFileSystem(mountPoint, nfs, &fuse.FileSystemOptions{
EntryTimeout: testTtl,
AttrTimeout: testTtl,
NegativeTimeout: 0.0,
})
if err != nil {
t.Fatalf("MountNodeFileSystem failed: %v", err)
}
state.Debug = fuse.VerboseTest()
go state.Loop()
return mountPoint, func() {
state.Unmount()
os.RemoveAll(mountPoint)
}
}
func TestUnionFsDisappearing(t *testing.T) {
// This init is like setupUfs, but we want access to the
// writable Fs.
wd, _ := ioutil.TempDir("", "")
defer os.RemoveAll(wd)
err := os.Mkdir(wd+"/mnt", 0700)
fuse.CheckSuccess(err)
err = os.Mkdir(wd+"/rw", 0700)
fuse.CheckSuccess(err)
os.Mkdir(wd+"/ro", 0700)
fuse.CheckSuccess(err)
wrFs := fuse.NewLoopbackFileSystem(wd + "/rw")
var fses []fuse.FileSystem
fses = append(fses, wrFs)
fses = append(fses, fuse.NewLoopbackFileSystem(wd+"/ro"))
ufs := NewUnionFs(fses, testOpts)
opts := &fuse.FileSystemOptions{
EntryTimeout: entryTtl,
AttrTimeout: entryTtl,
NegativeTimeout: entryTtl,
}
nfs := fuse.NewPathNodeFs(ufs, nil)
state, _, err := fuse.MountNodeFileSystem(wd+"/mnt", nfs, opts)
CheckSuccess(err)
defer state.Unmount()
state.Debug = fuse.VerboseTest()
go state.Loop()
log.Println("TestUnionFsDisappearing2")
err = ioutil.WriteFile(wd+"/ro/file", []byte("blabla"), 0644)
CheckSuccess(err)
freezeRo(wd + "/ro")
err = os.Remove(wd + "/mnt/file")
CheckSuccess(err)
oldRoot := wrFs.Root
wrFs.Root = "/dev/null"
time.Sleep(1.5 * entryTtl * 1e9)
_, err = ioutil.ReadDir(wd + "/mnt")
if err == nil {
t.Fatal("Readdir should have failed")
}
log.Println("expected readdir failure:", err)
err = ioutil.WriteFile(wd+"/mnt/file2", []byte("blabla"), 0644)
if err == nil {
t.Fatal("write should have failed")
}
log.Println("expected write failure:", err)
// Restore, and wait for caches to catch up.
wrFs.Root = oldRoot
time.Sleep(1.5 * entryTtl * 1e9)
_, err = ioutil.ReadDir(wd + "/mnt")
if err != nil {
t.Fatal("Readdir should succeed", err)
}
err = ioutil.WriteFile(wd+"/mnt/file2", []byte("blabla"), 0644)
if err != nil {
t.Fatal("write should succeed", err)
}
}
func startFs(t *testing.T, useAndroid bool) (root string, cleanup func()) {
dev, err := mtp.SelectDevice("")
if err != nil {
t.Fatalf("SelectDevice failed: %v", err)
}
defer func() {
if dev != nil {
dev.Close()
}
}()
if err = dev.Configure(); err != nil {
t.Fatalf("Configure failed: %v", err)
}
sids, err := SelectStorages(dev, "")
if err != nil {
t.Fatalf("selectStorages failed: %v", err)
}
if len(sids) == 0 {
t.Fatal("no storages found. Unlock device?")
}
tempdir, err := ioutil.TempDir("", "mtpfs")
if err != nil {
t.Fatal(err)
}
opts := DeviceFsOptions{
Android: useAndroid,
}
fs, err := NewDeviceFs(dev, sids, opts)
if err != nil {
t.Fatal("NewDeviceFs failed:", err)
}
conn := nodefs.NewFileSystemConnector(fs, nodefs.NewOptions())
rawFs := fuse.NewLockingRawFileSystem(conn.RawFS())
mount, err := fuse.NewServer(rawFs, tempdir, nil)
if err != nil {
t.Fatalf("mount failed: %v", err)
}
mount.SetDebug(fuse.VerboseTest())
dev.MTPDebug = fuse.VerboseTest()
dev.USBDebug = fuse.VerboseTest()
dev.DataDebug = fuse.VerboseTest()
go mount.Serve()
for i := 0; i < 10; i++ {
fis, err := ioutil.ReadDir(tempdir)
if err == nil && len(fis) > 0 {
root = filepath.Join(tempdir, fis[0].Name())
break
}
time.Sleep(1)
}
if root == "" {
mount.Unmount()
t.Fatal("could not find entries in mount point.")
}
d := dev
dev = nil
return root, func() {
mount.Unmount()
d.Close()
}
}
