go-ceph/cephfs/cephfs_test.go

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package cephfs_test
import (
"fmt"
"github.com/ceph/go-ceph/cephfs"
"github.com/stretchr/testify/assert"
"os"
"syscall"
"testing"
)
var (
CephMountTest string = "/tmp/ceph/mds/mnt/"
)
func TestCreateMount(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
}
func TestMountRoot(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
}
func TestSyncFs(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
err = mount.SyncFs()
assert.NoError(t, err)
}
func TestChangeDir(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
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")
}
func TestRemoveDir(t *testing.T) {
dirname := "one"
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
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(CephMountTest + dirname)
assert.NoError(t, err)
err = mount.RemoveDir(dirname)
assert.NoError(t, err)
_, err = os.Stat(CephMountTest + dirname)
assert.EqualError(t, err,
fmt.Sprintf("stat %s: no such file or directory", CephMountTest+dirname))
}
func TestUnmountMount(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
fmt.Printf("%#v\n", mount.IsMounted())
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
assert.True(t, mount.IsMounted())
err = mount.Unmount()
assert.NoError(t, err)
assert.False(t, mount.IsMounted())
}
func TestReleaseMount(t *testing.T) {
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.Release()
assert.NoError(t, err)
}
func TestChmodDir(t *testing.T) {
dirname := "two"
var stats_before uint32 = 0755
var stats_after uint32 = 0700
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
err = mount.MakeDir(dirname, stats_before)
assert.NoError(t, err)
err = mount.SyncFs()
assert.NoError(t, err)
// os.Stat the actual mounted location to verify Makedir/RemoveDir
stats, err := os.Stat(CephMountTest + dirname)
assert.NoError(t, err)
assert.Equal(t, uint32(stats.Mode().Perm()), stats_before)
err = mount.Chmod(dirname, stats_after)
assert.NoError(t, err)
stats, err = os.Stat(CephMountTest + dirname)
assert.Equal(t, uint32(stats.Mode().Perm()), stats_after)
}
// Not cross-platform, go's os does not specifiy Sys return type
func TestChown(t *testing.T) {
dirname := "three"
// dockerfile creates bob user account
var bob uint32 = 1010
var root uint32 = 0
mount, err := cephfs.CreateMount()
assert.NoError(t, err)
assert.NotNil(t, mount)
err = mount.ReadDefaultConfigFile()
assert.NoError(t, err)
err = mount.Mount()
assert.NoError(t, err)
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
stats, err := os.Stat(CephMountTest + dirname)
assert.NoError(t, err)
assert.Equal(t, uint32(stats.Sys().(*syscall.Stat_t).Uid), root)
assert.Equal(t, uint32(stats.Sys().(*syscall.Stat_t).Gid), root)
err = mount.Chown(dirname, bob, bob)
assert.NoError(t, err)
stats, err = os.Stat(CephMountTest + dirname)
assert.NoError(t, err)
assert.Equal(t, uint32(stats.Sys().(*syscall.Stat_t).Uid), bob)
assert.Equal(t, uint32(stats.Sys().(*syscall.Stat_t).Gid), bob)
}