mirror of
https://github.com/ceph/go-ceph
synced 2024-12-23 22:53:47 +00:00
147 lines
3.5 KiB
Go
147 lines
3.5 KiB
Go
//go:build !nautilus
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// +build !nautilus
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package rbd
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestLocking(t *testing.T) {
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conn := radosConnect(t)
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require.NotNil(t, conn)
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defer conn.Shutdown()
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poolname := GetUUID()
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err := conn.MakePool(poolname)
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require.NoError(t, err)
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defer conn.DeletePool(poolname)
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ioctx, err := conn.OpenIOContext(poolname)
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require.NoError(t, err)
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defer ioctx.Destroy()
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// Connect another cluster
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conn1 := radosConnect(t)
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require.NotNil(t, conn1)
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defer conn1.Shutdown()
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ioctx1, err := conn1.OpenIOContext(poolname)
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require.NoError(t, err)
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defer ioctx1.Destroy()
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options := NewRbdImageOptions()
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defer options.Destroy()
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assert.NoError(t, options.SetUint64(ImageOptionOrder, uint64(testImageOrder)))
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name := GetUUID()
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err = CreateImage(ioctx, name, testImageSize, options)
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assert.NoError(t, err)
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t.Run("acquireLock", func(t *testing.T) {
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img, err := OpenImage(ioctx, name, NoSnapshot)
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assert.NoError(t, err)
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defer func() {
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assert.NoError(t, img.Close())
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}()
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// Shared lock mode is not supported
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// Ref: Check lock_acquire() logic in ceph codebase at https://github.com/ceph/ceph/blob/main/src/librbd/internal.cc
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err = img.LockAcquire(LockModeShared)
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assert.Error(t, err)
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err = img.LockAcquire(LockModeExclusive)
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assert.NoError(t, err)
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isOwner, err := img.LockIsExclusiveOwner()
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assert.NoError(t, err)
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assert.True(t, isOwner)
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err = img.LockBreak(LockModeExclusive, "not owner")
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assert.Error(t, err)
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err = img.LockRelease()
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assert.NoError(t, err)
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})
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t.Run("listLock", func(t *testing.T) {
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img, err := OpenImage(ioctx, name, NoSnapshot)
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assert.NoError(t, err)
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defer func() {
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assert.NoError(t, img.Close())
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}()
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img1, err := OpenImage(ioctx1, name, NoSnapshot)
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assert.NoError(t, err)
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defer func() {
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assert.NoError(t, img1.Close())
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}()
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err = img1.LockAcquire(LockModeExclusive)
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assert.NoError(t, err)
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err = img.LockAcquire(LockModeExclusive)
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assert.Error(t, err)
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isOwner, err := img.LockIsExclusiveOwner()
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assert.NoError(t, err)
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assert.False(t, isOwner)
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// This logic of fetching the lock owners and breaking the lock using a
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// different image is borrowed from the TCs in ceph codebase, check
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// the TEST_F(TestLibRBD, BreakLock) at https://github.com/ceph/ceph/blob/main/src/test/librbd/test_librbd.cc
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locksList, err := img.LockGetOwners()
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assert.NoError(t, err)
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assert.Equal(t, len(locksList), 1)
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assert.Equal(t, locksList[0].Mode, LockModeExclusive)
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err = img.LockBreak(LockModeExclusive, locksList[0].Owner)
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assert.NoError(t, err)
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err = img.LockAcquire(LockModeExclusive)
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assert.NoError(t, err)
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err = img.LockRelease()
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assert.NoError(t, err)
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})
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t.Run("emptyListLock", func(t *testing.T) {
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img, err := OpenImage(ioctx, name, NoSnapshot)
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assert.NoError(t, err)
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defer func() {
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assert.NoError(t, img.Close())
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}()
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locksList, err := img.LockGetOwners()
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assert.NoError(t, err)
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assert.Equal(t, len(locksList), 0)
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})
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t.Run("closedImage", func(t *testing.T) {
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img, err := OpenImage(ioctx, name, NoSnapshot)
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assert.NoError(t, err)
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assert.NoError(t, img.Close())
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defer func() {
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assert.NoError(t, img.Remove())
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}()
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err = img.LockAcquire(LockModeExclusive)
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assert.Error(t, err)
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err = img.LockBreak(LockModeExclusive, "")
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assert.Error(t, err)
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_, err = img.LockGetOwners()
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assert.Error(t, err)
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_, err = img.LockIsExclusiveOwner()
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assert.Error(t, err)
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err = img.LockRelease()
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assert.Error(t, err)
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})
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}
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