From 885f5617917e2edc4a2f4b08aa8b84569d37df1f Mon Sep 17 00:00:00 2001 From: Wido den Hollander Date: Tue, 12 Dec 2017 16:27:21 +0100 Subject: [PATCH] CLOUDSTACK-8313: Support overprovisioning for local storage (#2356) This used to work in earlier version but was broken during a earlier refactor. This commit restores the functionality, but is also adds a boolean per storage pool type if it supports overprovisioning. This removes the nasty if which hard codes it. UnitTests are also added to this commit to verify this functionality remains stable in future releases. Signed-off-by: Wido den Hollander --- api/src/com/cloud/storage/Storage.java | 40 ++++++------ api/test/com/cloud/storage/StorageTest.java | 70 +++++++++++++++++++++ 2 files changed, 91 insertions(+), 19 deletions(-) create mode 100644 api/test/com/cloud/storage/StorageTest.java diff --git a/api/src/com/cloud/storage/Storage.java b/api/src/com/cloud/storage/Storage.java index ef872835779..f588aeaf4b3 100644 --- a/api/src/com/cloud/storage/Storage.java +++ b/api/src/com/cloud/storage/Storage.java @@ -117,27 +117,29 @@ public class Storage { } public static enum StoragePoolType { - Filesystem(false), // local directory - NetworkFilesystem(true), // NFS - IscsiLUN(true), // shared LUN, with a clusterfs overlay - Iscsi(true), // for e.g., ZFS Comstar - ISO(false), // for iso image - LVM(false), // XenServer local LVM SR - CLVM(true), - RBD(true), // http://libvirt.org/storage.html#StorageBackendRBD - SharedMountPoint(true), - VMFS(true), // VMware VMFS storage - PreSetup(true), // for XenServer, Storage Pool is set up by customers. - EXT(false), // XenServer local EXT SR - OCFS2(true), - SMB(true), - Gluster(true), - ManagedNFS(true); + Filesystem(false, true), // local directory + NetworkFilesystem(true, true), // NFS + IscsiLUN(true, false), // shared LUN, with a clusterfs overlay + Iscsi(true, false), // for e.g., ZFS Comstar + ISO(false, false), // for iso image + LVM(false, false), // XenServer local LVM SR + CLVM(true, false), + RBD(true, true), // http://libvirt.org/storage.html#StorageBackendRBD + SharedMountPoint(true, false), + VMFS(true, true), // VMware VMFS storage + PreSetup(true, true), // for XenServer, Storage Pool is set up by customers. + EXT(false, true), // XenServer local EXT SR + OCFS2(true, false), + SMB(true, false), + Gluster(true, false), + ManagedNFS(true, false); - boolean shared; + private final boolean shared; + private final boolean overprovisioning; - StoragePoolType(boolean shared) { + StoragePoolType(boolean shared, boolean overprovisioning) { this.shared = shared; + this.overprovisioning = overprovisioning; } public boolean isShared() { @@ -145,7 +147,7 @@ public class Storage { } public boolean supportsOverProvisioning() { - return this == StoragePoolType.NetworkFilesystem || this == StoragePoolType.VMFS || this == StoragePoolType.PreSetup || this == StoragePoolType.EXT; + return overprovisioning; } } diff --git a/api/test/com/cloud/storage/StorageTest.java b/api/test/com/cloud/storage/StorageTest.java new file mode 100644 index 00000000000..332a8060d08 --- /dev/null +++ b/api/test/com/cloud/storage/StorageTest.java @@ -0,0 +1,70 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. +package com.cloud.storage; + +import com.cloud.storage.Storage.StoragePoolType; +import org.junit.Assert; +import org.junit.Before; +import org.junit.Test; + +public class StorageTest { + @Before + public void setUp() { + } + + @Test + public void isSharedStoragePool() { + Assert.assertFalse(StoragePoolType.Filesystem.isShared()); + Assert.assertTrue(StoragePoolType.NetworkFilesystem.isShared()); + Assert.assertTrue(StoragePoolType.IscsiLUN.isShared()); + Assert.assertTrue(StoragePoolType.Iscsi.isShared()); + Assert.assertFalse(StoragePoolType.ISO.isShared()); + Assert.assertTrue(StoragePoolType.Iscsi.isShared()); + Assert.assertFalse(StoragePoolType.LVM.isShared()); + Assert.assertTrue(StoragePoolType.CLVM.isShared()); + Assert.assertTrue(StoragePoolType.RBD.isShared()); + Assert.assertTrue(StoragePoolType.SharedMountPoint.isShared()); + Assert.assertTrue(StoragePoolType.VMFS.isShared()); + Assert.assertTrue(StoragePoolType.PreSetup.isShared()); + Assert.assertFalse(StoragePoolType.EXT.isShared()); + Assert.assertTrue(StoragePoolType.OCFS2.isShared()); + Assert.assertTrue(StoragePoolType.SMB.isShared()); + Assert.assertTrue(StoragePoolType.Gluster.isShared()); + Assert.assertTrue(StoragePoolType.ManagedNFS.isShared()); + } + + @Test + public void supportsOverprovisioningStoragePool() { + Assert.assertTrue(StoragePoolType.Filesystem.supportsOverProvisioning()); + Assert.assertTrue(StoragePoolType.NetworkFilesystem.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.IscsiLUN.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.Iscsi.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.ISO.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.Iscsi.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.LVM.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.CLVM.supportsOverProvisioning()); + Assert.assertTrue(StoragePoolType.RBD.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.SharedMountPoint.supportsOverProvisioning()); + Assert.assertTrue(StoragePoolType.VMFS.supportsOverProvisioning()); + Assert.assertTrue(StoragePoolType.PreSetup.supportsOverProvisioning()); + Assert.assertTrue(StoragePoolType.EXT.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.OCFS2.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.SMB.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.Gluster.supportsOverProvisioning()); + Assert.assertFalse(StoragePoolType.ManagedNFS.supportsOverProvisioning()); + } +}