mirror of https://github.com/ceph/go-ceph
402 lines
9.5 KiB
Go
402 lines
9.5 KiB
Go
package cephfs
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"path"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func TestChangeDir(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
dir1 := mount.CurrentDir()
|
|
assert.NotNil(t, dir1)
|
|
|
|
err := mount.MakeDir("/asdf", 0755)
|
|
assert.NoError(t, err)
|
|
|
|
err = mount.ChangeDir("/asdf")
|
|
assert.NoError(t, err)
|
|
|
|
dir2 := mount.CurrentDir()
|
|
assert.NotNil(t, dir2)
|
|
|
|
assert.NotEqual(t, dir1, dir2)
|
|
assert.Equal(t, dir1, "/")
|
|
assert.Equal(t, dir2, "/asdf")
|
|
|
|
err = mount.ChangeDir("/")
|
|
assert.NoError(t, err)
|
|
err = mount.RemoveDir("/asdf")
|
|
assert.NoError(t, err)
|
|
}
|
|
|
|
func TestRemoveDir(t *testing.T) {
|
|
useMount(t)
|
|
|
|
dirname := "one"
|
|
localPath := path.Join(CephMountDir, dirname)
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
err := mount.MakeDir(dirname, 0755)
|
|
assert.NoError(t, err)
|
|
|
|
err = mount.SyncFs()
|
|
assert.NoError(t, err)
|
|
|
|
// os.Stat the actual mounted location to verify Makedir/RemoveDir
|
|
_, err = os.Stat(localPath)
|
|
assert.NoError(t, err)
|
|
|
|
err = mount.RemoveDir(dirname)
|
|
assert.NoError(t, err)
|
|
|
|
_, err = os.Stat(localPath)
|
|
assert.EqualError(t, err,
|
|
fmt.Sprintf("stat %s: no such file or directory", localPath))
|
|
}
|
|
|
|
func TestLink(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
t.Run("rootDirOperations", func(t *testing.T) {
|
|
// Root dir, both as source and destination.
|
|
err := mount.Link("/", "/")
|
|
// Error directory operations are not allowed.
|
|
assert.Error(t, err)
|
|
|
|
dir1 := "myDir1"
|
|
assert.NoError(t, mount.MakeDir(dir1, 0755))
|
|
defer func() {
|
|
assert.NoError(t, mount.RemoveDir(dir1))
|
|
}()
|
|
|
|
// Creating link for a directory.
|
|
err = mount.Link(dir1, "/")
|
|
// Error, directory operations not allowed.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
// Non-root directory operations.
|
|
fname := "testFile.txt"
|
|
dir2 := "myDir2"
|
|
assert.NoError(t, mount.MakeDir(dir2, 0755))
|
|
defer func() {
|
|
assert.NoError(t, mount.RemoveDir(dir2))
|
|
}()
|
|
|
|
t.Run("dirAsSource", func(t *testing.T) {
|
|
err := mount.Link(dir2, fname)
|
|
// Error, directory operations not allowed.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
t.Run("dirAsDestination", func(t *testing.T) {
|
|
f1, err := mount.Open(fname, os.O_WRONLY|os.O_CREATE, 0666)
|
|
assert.NotNil(t, f1)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, f1.Close())
|
|
assert.NoError(t, mount.Unlink(fname))
|
|
}()
|
|
err = mount.Link(fname, dir2)
|
|
// Error, destination exists.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
// File operations.
|
|
t.Run("sourceDoesNotExist", func(t *testing.T) {
|
|
fname := "notExist.txt"
|
|
err := mount.Link(fname, "hardlnk")
|
|
// Error, file does not exist.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
t.Run("sourceExistsSuccess", func(t *testing.T) {
|
|
useMount(t)
|
|
|
|
fname1 := "TestFile1.txt"
|
|
f1, err := mount.Open(fname1, os.O_WRONLY|os.O_CREATE, 0666)
|
|
assert.NotNil(t, f1)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, f1.Close())
|
|
assert.NoError(t, mount.Unlink(fname1))
|
|
}()
|
|
err = mount.Link(fname1, "hardlnk")
|
|
defer func() { assert.NoError(t, mount.Unlink("hardlnk")) }()
|
|
// No error, normal link operation.
|
|
assert.NoError(t, err)
|
|
// Verify that link got created.
|
|
_, err = os.Stat(path.Join(CephMountDir, "hardlnk"))
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
t.Run("destExistsError", func(t *testing.T) {
|
|
// Create hard link when destination exists.
|
|
fname2 := "TestFile2.txt"
|
|
fname3 := "TestFile3.txt"
|
|
f2, err := mount.Open(fname2, os.O_WRONLY|os.O_CREATE, 0666)
|
|
assert.NotNil(t, f2)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, f2.Close())
|
|
assert.NoError(t, mount.Unlink(fname2))
|
|
}()
|
|
f3, err := mount.Open(fname3, os.O_WRONLY|os.O_CREATE, 0666)
|
|
assert.NotNil(t, f3)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, f3.Close())
|
|
assert.NoError(t, mount.Unlink(fname3))
|
|
}()
|
|
err = mount.Link(fname2, fname3)
|
|
// Error, destination already exists.
|
|
assert.Error(t, err)
|
|
})
|
|
}
|
|
|
|
func TestUnlink(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
t.Run("fileUnlink", func(t *testing.T) {
|
|
fname := "TestFile.txt"
|
|
err := mount.Unlink(fname)
|
|
// Error, file does not exist.
|
|
assert.Error(t, err)
|
|
|
|
f, err := mount.Open(fname, os.O_WRONLY|os.O_CREATE, 0666)
|
|
assert.NotNil(t, f)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, f.Close())
|
|
assert.NoError(t, mount.Unlink(fname))
|
|
}()
|
|
assert.NoError(t, mount.Link(fname, "hardlnk"))
|
|
|
|
err = mount.Unlink("hardlnk")
|
|
// No Error, link will be removed.
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
t.Run("dirUnlink", func(t *testing.T) {
|
|
dirname := "/a"
|
|
err := mount.MakeDir(dirname, 0755)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, mount.RemoveDir(dirname))
|
|
}()
|
|
|
|
err = mount.Unlink(dirname)
|
|
// Error, not permitted on directory.
|
|
assert.Error(t, err)
|
|
})
|
|
}
|
|
|
|
func TestSymlink(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
// File operations.
|
|
t.Run("sourceDoesNotExistSuccess", func(t *testing.T) {
|
|
useMount(t)
|
|
fname1 := "TestFile1.txt"
|
|
err := mount.Symlink(fname1, "Symlnk1")
|
|
// No Error, symlink works even if source file doesn't exist.
|
|
assert.NoError(t, err)
|
|
_, err = os.Stat(path.Join(CephMountDir, "Symlnk1"))
|
|
// Error, source is not there.
|
|
assert.Error(t, err)
|
|
|
|
localPath := path.Join(CephMountDir, fname1)
|
|
_, err = os.Stat(localPath)
|
|
// Error, source file is still not there.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
t.Run("symlinkExistsError", func(t *testing.T) {
|
|
fname1 := "TestFile1.txt"
|
|
f1, err := mount.Open(fname1, os.O_RDWR|os.O_CREATE, 0666)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, f1)
|
|
defer func() {
|
|
assert.NoError(t, f1.Close())
|
|
assert.NoError(t, mount.Unlink(fname1))
|
|
}()
|
|
err = mount.Symlink(fname1, "Symlnk1")
|
|
// Error, Symlink1 exists.
|
|
assert.Error(t, err)
|
|
defer func() {
|
|
assert.NoError(t, mount.Unlink("Symlnk1"))
|
|
}()
|
|
})
|
|
|
|
t.Run("sourceExistsSuccess", func(t *testing.T) {
|
|
useMount(t)
|
|
fname2 := "TestFile2.txt"
|
|
f2, err := mount.Open(fname2, os.O_RDWR|os.O_CREATE, 0666)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, f2)
|
|
defer func() {
|
|
assert.NoError(t, f2.Close())
|
|
assert.NoError(t, mount.Unlink(fname2))
|
|
}()
|
|
err = mount.Symlink(fname2, "Symlnk2")
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, mount.Unlink("Symlnk2"))
|
|
}()
|
|
_, err = os.Stat(path.Join(CephMountDir, "Symlnk2"))
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
// Directory operations.
|
|
t.Run("rootDirOps", func(t *testing.T) {
|
|
err := mount.Symlink("/", "/")
|
|
assert.Error(t, err)
|
|
|
|
err = mount.Symlink("/", "someDir")
|
|
assert.NoError(t, err)
|
|
|
|
err = mount.Symlink("someFile", "/")
|
|
// Error, permission denied.
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
t.Run("nonRootDir", func(t *testing.T) {
|
|
useMount(t)
|
|
// 1. Create a directory.
|
|
// 2. Create a symlink to that directory.
|
|
// 3. Create a file inside symlink.
|
|
// 4. Ensure that it is not a directory.
|
|
dirname := "mydir"
|
|
err := mount.MakeDir(dirname, 0755)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, mount.RemoveDir(dirname))
|
|
}()
|
|
|
|
err = mount.Symlink(dirname, "symlnk")
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, mount.Unlink("symlnk"))
|
|
}()
|
|
|
|
fname := "symlnk/file"
|
|
f1, err := mount.Open(fname, os.O_RDWR|os.O_CREATE, 0666)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, f1)
|
|
defer func() {
|
|
assert.NoError(t, f1.Close())
|
|
assert.NoError(t, mount.Unlink(fname))
|
|
}()
|
|
var fileInfo os.FileInfo
|
|
fileInfo, err = os.Stat(path.Join(CephMountDir, "symlnk/file"))
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, fileInfo.IsDir(), false)
|
|
})
|
|
}
|
|
|
|
func TestReadlink(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
t.Run("regularFile", func(t *testing.T) {
|
|
fname := "file1.txt"
|
|
f1, err := mount.Open(fname, os.O_RDWR|os.O_CREATE, 0666)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, f1)
|
|
defer func() {
|
|
assert.NoError(t, f1.Close())
|
|
assert.NoError(t, mount.Unlink(fname))
|
|
}()
|
|
|
|
buf, err := mount.Readlink(fname)
|
|
// Error, given path is not symbolic link.
|
|
assert.Error(t, err)
|
|
assert.Equal(t, buf, "")
|
|
})
|
|
|
|
t.Run("symLink", func(t *testing.T) {
|
|
path1 := "path1"
|
|
path2 := "path2"
|
|
assert.NoError(t, mount.Symlink(path1, path2))
|
|
defer func() {
|
|
assert.NoError(t, mount.Unlink(path2))
|
|
}()
|
|
buf, err := mount.Readlink(path2)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, buf, path1)
|
|
})
|
|
|
|
t.Run("hardLink", func(t *testing.T) {
|
|
path3 := "path3"
|
|
path4 := "path4"
|
|
p, err := mount.Open(path3, os.O_RDWR|os.O_CREATE, 0666)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, p)
|
|
defer func() {
|
|
assert.NoError(t, p.Close())
|
|
assert.NoError(t, mount.Unlink(path3))
|
|
}()
|
|
|
|
assert.NoError(t, mount.Link(path3, path4))
|
|
defer func() {
|
|
assert.NoError(t, mount.Unlink(path4))
|
|
}()
|
|
buf, err := mount.Readlink(path4)
|
|
// Error, path4 is not symbolic link.
|
|
assert.Error(t, err)
|
|
assert.Equal(t, buf, "")
|
|
})
|
|
}
|
|
|
|
func TestStatx(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
dirname := "statme"
|
|
assert.NoError(t, mount.MakeDir(dirname, 0755))
|
|
|
|
st, err := mount.Statx(dirname, StatxBasicStats, 0)
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, st)
|
|
assert.Equal(t, uint16(0755), st.Mode&0777)
|
|
|
|
assert.NoError(t, mount.RemoveDir(dirname))
|
|
|
|
st, err = mount.Statx(dirname, StatxBasicStats, 0)
|
|
assert.Error(t, err)
|
|
assert.Nil(t, st)
|
|
assert.Equal(t, errNoEntry, err)
|
|
}
|
|
|
|
func TestRename(t *testing.T) {
|
|
t.Run("invalidMount", func(t *testing.T) {
|
|
m := &MountInfo{}
|
|
err := m.Rename("foo", "bar")
|
|
assert.Error(t, err)
|
|
})
|
|
|
|
t.Run("renameDir", func(t *testing.T) {
|
|
mount := fsConnect(t)
|
|
defer fsDisconnect(t, mount)
|
|
|
|
n1 := "new_amsterdam"
|
|
n2 := "new_york"
|
|
assert.NoError(t, mount.MakeDir(n1, 0755))
|
|
|
|
err := mount.Rename(n1, n2)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, mount.RemoveDir(n2))
|
|
})
|
|
}
|