forked from rook/rook
Alexander Trost
4ed35d6bd6
This implements the "Ceph Config via Ceph Cluster CRD" design document as a `cephConfig:` structure on the CRD. This also fixes the `yq` commands used to manipulate the `cluster-test.yaml` that caused CI issues for this PR and potentially unknowingly others. Signed-off-by: Alexander Trost <galexrt@googlemail.com>
605 lines
18 KiB
Go
605 lines
18 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package client
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import (
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"fmt"
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"os/exec"
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"reflect"
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"strconv"
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"testing"
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"golang.org/x/exp/slices"
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"github.com/pkg/errors"
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cephv1 "github.com/rook/rook/pkg/apis/ceph.rook.io/v1"
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"github.com/rook/rook/pkg/clusterd"
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exectest "github.com/rook/rook/pkg/util/exec/test"
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"github.com/stretchr/testify/assert"
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)
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const emptyApplicationName = `{"":{}}`
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func TestCreateECPoolWithOverwrites(t *testing.T) {
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testCreateECPool(t, true, "")
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}
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func TestCreateECPoolWithoutOverwrites(t *testing.T) {
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testCreateECPool(t, false, "")
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}
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func TestCreateECPoolWithCompression(t *testing.T) {
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testCreateECPool(t, false, "aggressive")
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testCreateECPool(t, true, "none")
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}
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func testCreateECPool(t *testing.T, overwrite bool, compressionMode string) {
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compressionModeCreated := false
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p := cephv1.NamedPoolSpec{
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Name: "mypool",
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PoolSpec: cephv1.PoolSpec{
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FailureDomain: "host",
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ErasureCoded: cephv1.ErasureCodedSpec{},
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},
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}
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if compressionMode != "" {
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p.CompressionMode = compressionMode
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}
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[1] == "pool" {
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if args[2] == "create" {
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assert.Equal(t, "mypool", args[3])
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assert.Equal(t, "erasure", args[5])
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assert.Equal(t, "mypoolprofile", args[6])
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return "", nil
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}
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if args[2] == "set" {
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assert.Equal(t, "mypool", args[3])
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if args[4] == "allow_ec_overwrites" {
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assert.Equal(t, true, overwrite)
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assert.Equal(t, "true", args[5])
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return "", nil
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}
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if args[4] == "compression_mode" {
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assert.Equal(t, compressionMode, args[5])
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compressionModeCreated = true
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return "", nil
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}
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}
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if args[2] == "application" {
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if args[3] == "get" {
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return emptyApplicationName, nil
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}
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assert.Equal(t, "enable", args[3])
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assert.Equal(t, "mypool", args[4])
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assert.Equal(t, "myapp", args[5])
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return "", nil
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}
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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err := createECPoolForApp(context, AdminTestClusterInfo("mycluster"), "mypoolprofile", p, DefaultPGCount, "myapp", overwrite)
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assert.Nil(t, err)
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if compressionMode != "" {
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assert.True(t, compressionModeCreated)
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} else {
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assert.False(t, compressionModeCreated)
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}
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}
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func TestSetPoolApplication(t *testing.T) {
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poolName := "testpool"
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appName := "testapp"
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setAppName := false
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blankAppName := false
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clusterInfo := AdminTestClusterInfo("mycluster")
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[1] == "pool" && args[2] == "application" {
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if args[3] == "get" {
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assert.Equal(t, poolName, args[4])
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if blankAppName {
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return emptyApplicationName, nil
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} else {
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return fmt.Sprintf(`{"%s":{}}`, appName), nil
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}
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}
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if args[3] == "enable" {
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setAppName = true
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assert.Equal(t, poolName, args[4])
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assert.Equal(t, appName, args[5])
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return "", nil
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}
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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t.Run("set pool application", func(t *testing.T) {
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setAppName = false
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blankAppName = true
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err := givePoolAppTag(context, clusterInfo, poolName, appName)
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assert.NoError(t, err)
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assert.True(t, setAppName)
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})
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t.Run("pool application already set", func(t *testing.T) {
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setAppName = false
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blankAppName = false
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err := givePoolAppTag(context, clusterInfo, poolName, appName)
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assert.NoError(t, err)
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assert.False(t, setAppName)
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})
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}
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func TestCreateReplicaPoolWithFailureDomain(t *testing.T) {
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testCreateReplicaPool(t, "osd", "mycrushroot", "", "")
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}
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func TestCreateReplicaPoolWithDeviceClass(t *testing.T) {
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testCreateReplicaPool(t, "osd", "mycrushroot", "hdd", "")
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}
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func TestCreateReplicaPoolWithCompression(t *testing.T) {
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testCreateReplicaPool(t, "osd", "mycrushroot", "hdd", "passive")
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testCreateReplicaPool(t, "osd", "mycrushroot", "hdd", "force")
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}
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func testCreateReplicaPool(t *testing.T, failureDomain, crushRoot, deviceClass, compressionMode string) {
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crushRuleCreated := false
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compressionModeCreated := false
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[1] == "pool" {
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if args[2] == "create" {
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assert.Equal(t, "mypool", args[3])
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assert.Equal(t, "replicated", args[5])
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assert.Equal(t, "--size", args[7])
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assert.Equal(t, "12345", args[8])
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return "", nil
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}
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if args[2] == "set" {
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assert.Equal(t, "mypool", args[3])
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if args[4] == "size" {
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assert.Equal(t, "12345", args[5])
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}
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if args[4] == "compression_mode" {
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assert.Equal(t, compressionMode, args[5])
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compressionModeCreated = true
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}
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return "", nil
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}
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if args[2] == "application" {
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if args[3] == "get" {
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return emptyApplicationName, nil
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}
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assert.Equal(t, "enable", args[3])
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assert.Equal(t, "mypool", args[4])
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assert.Equal(t, "myapp", args[5])
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return "", nil
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}
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}
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if args[1] == "crush" {
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crushRuleCreated = true
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assert.Equal(t, "rule", args[2])
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assert.Equal(t, "create-replicated", args[3])
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assert.Equal(t, "mypool", args[4])
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if crushRoot == "" {
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assert.Equal(t, "cluster-crush-root", args[5])
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} else {
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assert.Equal(t, crushRoot, args[5])
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}
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if failureDomain == "" {
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assert.Equal(t, "host", args[6])
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} else {
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assert.Equal(t, failureDomain, args[6])
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}
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if deviceClass == "" {
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assert.False(t, slices.Contains(args, "hdd"))
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} else {
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assert.Equal(t, deviceClass, args[7])
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}
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return "", nil
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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p := cephv1.NamedPoolSpec{
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Name: "mypool",
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PoolSpec: cephv1.PoolSpec{
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FailureDomain: failureDomain, CrushRoot: crushRoot, DeviceClass: deviceClass,
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Replicated: cephv1.ReplicatedSpec{Size: 12345},
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},
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}
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if compressionMode != "" {
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p.CompressionMode = compressionMode
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}
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clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{Config: map[string]string{CrushRootConfigKey: "cluster-crush-root"}}}
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err := createReplicatedPoolForApp(context, AdminTestClusterInfo("mycluster"), clusterSpec, p, DefaultPGCount, "myapp")
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assert.Nil(t, err)
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assert.True(t, crushRuleCreated)
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if compressionMode != "" {
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assert.True(t, compressionModeCreated)
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} else {
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assert.False(t, compressionModeCreated)
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}
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}
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func TestUpdateFailureDomain(t *testing.T) {
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var newCrushRule string
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currentFailureDomain := "rack"
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[1] == "pool" {
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if args[2] == "get" {
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assert.Equal(t, "mypool", args[3])
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return `{"crush_rule": "test_rule"}`, nil
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}
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if args[2] == "set" {
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assert.Equal(t, "mypool", args[3])
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assert.Equal(t, "crush_rule", args[4])
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newCrushRule = args[5]
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return "", nil
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}
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}
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if args[1] == "crush" {
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if args[2] == "rule" && args[3] == "dump" {
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return fmt.Sprintf(`{"steps": [{"foo":"bar"},{"type":"%s"}]}`, currentFailureDomain), nil
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}
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newCrushRule = "foo"
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return "", nil
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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t.Run("no desired failure domain", func(t *testing.T) {
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p := cephv1.NamedPoolSpec{
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Name: "mypool",
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PoolSpec: cephv1.PoolSpec{
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Replicated: cephv1.ReplicatedSpec{Size: 3},
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},
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}
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clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{}}
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err := updatePoolCrushRule(context, AdminTestClusterInfo("mycluster"), clusterSpec, p)
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assert.NoError(t, err)
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assert.Equal(t, "", newCrushRule)
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})
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t.Run("same failure domain", func(t *testing.T) {
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p := cephv1.NamedPoolSpec{
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Name: "mypool",
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PoolSpec: cephv1.PoolSpec{
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FailureDomain: currentFailureDomain,
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Replicated: cephv1.ReplicatedSpec{Size: 3},
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},
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}
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clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{}}
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err := updatePoolCrushRule(context, AdminTestClusterInfo("mycluster"), clusterSpec, p)
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assert.NoError(t, err)
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assert.Equal(t, "", newCrushRule)
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})
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t.Run("changing failure domain", func(t *testing.T) {
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p := cephv1.NamedPoolSpec{
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Name: "mypool",
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PoolSpec: cephv1.PoolSpec{
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FailureDomain: "zone",
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Replicated: cephv1.ReplicatedSpec{Size: 3},
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},
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}
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clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{}}
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err := updatePoolCrushRule(context, AdminTestClusterInfo("mycluster"), clusterSpec, p)
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assert.NoError(t, err)
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assert.Equal(t, "mypool_zone", newCrushRule)
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})
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}
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func TestExtractPoolDetails(t *testing.T) {
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t.Run("complex crush rule skipped", func(t *testing.T) {
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rule := ruleSpec{Steps: []stepSpec{
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{Type: ""},
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{Type: ""},
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{Type: "zone"},
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}}
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failureDomain, _ := extractPoolDetails(rule)
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assert.Equal(t, "", failureDomain)
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})
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t.Run("valid crush rule", func(t *testing.T) {
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rule := ruleSpec{Steps: []stepSpec{
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{Type: ""},
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{Type: "zone", ItemName: "ssd"},
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}}
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failureDomain, deviceClass := extractPoolDetails(rule)
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assert.Equal(t, "zone", failureDomain)
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assert.Equal(t, "ssd", deviceClass)
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})
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}
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func TestGetPoolStatistics(t *testing.T) {
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p := PoolStatistics{}
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p.Images.Count = 1
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p.Images.ProvisionedBytes = 1024
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p.Images.SnapCount = 1
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p.Trash.Count = 1
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p.Trash.ProvisionedBytes = 2048
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p.Trash.SnapCount = 0
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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a := "{\"images\":{\"count\":1,\"provisioned_bytes\":1024,\"snap_count\":1},\"trash\":{\"count\":1,\"provisioned_bytes\":2048,\"snap_count\":0}}"
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logger.Infof("Command: %s %v", command, args)
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if args[0] == "pool" {
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if args[1] == "stats" {
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if args[2] == "replicapool" {
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return a, nil
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}
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return "", errors.Errorf("rbd:error opening pool '%s': (2) No such file or directory", args[3])
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}
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}
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return "", errors.Errorf("unexpected rbd command %q", args)
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}
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clusterInfo := AdminTestClusterInfo("mycluster")
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stats, err := GetPoolStatistics(context, clusterInfo, "replicapool")
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assert.Nil(t, err)
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assert.True(t, reflect.DeepEqual(stats, &p))
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stats, err = GetPoolStatistics(context, clusterInfo, "rbd")
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assert.NotNil(t, err)
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assert.Nil(t, stats)
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}
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func TestSetPoolReplicatedSizeProperty(t *testing.T) {
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poolName := "mypool"
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[2] == "set" {
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assert.Equal(t, poolName, args[3])
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assert.Equal(t, "size", args[4])
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assert.Equal(t, "3", args[5])
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return "", nil
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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err := SetPoolReplicatedSizeProperty(context, AdminTestClusterInfo("mycluster"), poolName, "3")
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assert.NoError(t, err)
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// TEST POOL SIZE 1 AND RequireSafeReplicaSize True
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[2] == "set" {
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assert.Equal(t, "mypool", args[3])
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assert.Equal(t, "size", args[4])
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assert.Equal(t, "1", args[5])
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assert.Equal(t, "--yes-i-really-mean-it", args[6])
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return "", nil
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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err = SetPoolReplicatedSizeProperty(context, AdminTestClusterInfo("mycluster"), poolName, "1")
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assert.NoError(t, err)
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}
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func TestCreateStretchCrushRule(t *testing.T) {
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testCreateStretchCrushRule(t, true)
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testCreateStretchCrushRule(t, false)
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}
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func testCreateStretchCrushRule(t *testing.T, alreadyExists bool) {
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Executor: executor}
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executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
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logger.Infof("Command: %s %v", command, args)
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if args[0] == "osd" {
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if args[1] == "getcrushmap" {
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return "", nil
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}
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if args[1] == "setcrushmap" {
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if alreadyExists {
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return "", errors.New("setcrushmap not expected for already existing crush rule")
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}
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return "", nil
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}
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}
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if command == "crushtool" {
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switch {
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case args[0] == "--decompile" || args[0] == "--compile":
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if alreadyExists {
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return "", errors.New("--compile or --decompile not expected for already existing crush rule")
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}
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return "", nil
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}
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}
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if args[0] == "osd" && args[1] == "crush" && args[2] == "dump" {
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return testCrushMap, nil
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}
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return "", errors.Errorf("unexpected ceph command %q", args)
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}
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clusterInfo := AdminTestClusterInfo("mycluster")
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clusterSpec := &cephv1.ClusterSpec{}
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poolSpec := cephv1.PoolSpec{FailureDomain: "rack"}
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ruleName := "testrule"
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if alreadyExists {
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ruleName = "replicated_ruleset"
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}
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err := createStretchCrushRule(context, clusterInfo, clusterSpec, ruleName, poolSpec)
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assert.NoError(t, err)
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}
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func TestCreatePoolWithReplicasPerFailureDomain(t *testing.T) {
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// This test goes via the path of explicit compile/decompile CRUSH map; ignored if 'crushtool' is not installed
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// on local build machine
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if hasCrushtool() {
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testCreatePoolWithReplicasPerFailureDomain(t, "host", "mycrushroot", "hdd")
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testCreatePoolWithReplicasPerFailureDomain(t, "rack", "mycrushroot", "ssd")
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}
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}
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func testCreatePoolWithReplicasPerFailureDomain(t *testing.T, failureDomain, crushRoot, deviceClass string) {
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poolRuleCreated := false
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poolRuleSet := false
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poolAppEnable := false
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poolSpec := cephv1.NamedPoolSpec{
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Name: "mypool-with-two-step-clush-rule",
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PoolSpec: cephv1.PoolSpec{
|
|
FailureDomain: failureDomain,
|
|
CrushRoot: crushRoot,
|
|
DeviceClass: deviceClass,
|
|
Replicated: cephv1.ReplicatedSpec{
|
|
Size: 12345678,
|
|
ReplicasPerFailureDomain: 2,
|
|
},
|
|
},
|
|
}
|
|
|
|
executor := &exectest.MockExecutor{}
|
|
executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
|
|
logger.Infof("Command: %s %v", command, args)
|
|
assert.Equal(t, command, "ceph")
|
|
assert.Equal(t, args[0], "osd")
|
|
if len(args) >= 3 && args[1] == "crush" && args[2] == "dump" {
|
|
return testCrushMap, nil
|
|
}
|
|
if len(args) >= 3 && args[1] == "pool" && args[2] == "create" {
|
|
// Currently, CRUSH-rule name equals pool's name
|
|
assert.GreaterOrEqual(t, len(args), 7)
|
|
assert.Equal(t, args[3], poolSpec.Name)
|
|
assert.Equal(t, args[5], "replicated")
|
|
crushRuleName := args[6]
|
|
assert.Equal(t, crushRuleName, poolSpec.Name)
|
|
poolRuleCreated = true
|
|
return "", nil
|
|
}
|
|
if len(args) >= 3 && args[1] == "pool" && args[2] == "set" {
|
|
crushRuleName := args[3]
|
|
assert.Equal(t, crushRuleName, poolSpec.Name)
|
|
assert.Equal(t, args[4], "size")
|
|
poolSize, err := strconv.Atoi(args[5])
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, uint(poolSize), poolSpec.Replicated.Size)
|
|
poolRuleSet = true
|
|
return "", nil
|
|
}
|
|
if len(args) >= 4 && args[1] == "pool" && args[2] == "application" {
|
|
if args[3] == "get" {
|
|
return emptyApplicationName, nil
|
|
}
|
|
|
|
crushRuleName := args[4]
|
|
assert.Equal(t, crushRuleName, poolSpec.Name)
|
|
poolAppEnable = true
|
|
return "", nil
|
|
}
|
|
if len(args) >= 4 && args[1] == "crush" && args[2] == "rule" && args[3] == "create-replicated" {
|
|
crushRuleName := args[4]
|
|
assert.Equal(t, crushRuleName, poolSpec.Name)
|
|
deviceClassName := args[7]
|
|
assert.Equal(t, deviceClassName, deviceClass)
|
|
poolRuleCreated = true
|
|
return "", nil
|
|
}
|
|
return "", errors.Errorf("unexpected ceph command %q", args)
|
|
}
|
|
context := &clusterd.Context{Executor: executor}
|
|
clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{Config: map[string]string{CrushRootConfigKey: "cluster-crush-root"}}}
|
|
err := createReplicatedPoolForApp(context, AdminTestClusterInfo("mycluster"), clusterSpec, poolSpec, DefaultPGCount, "myapp")
|
|
assert.Nil(t, err)
|
|
assert.True(t, poolRuleCreated)
|
|
assert.True(t, poolRuleSet)
|
|
assert.True(t, poolAppEnable)
|
|
}
|
|
|
|
func TestCreateHybridCrushRule(t *testing.T) {
|
|
testCreateHybridCrushRule(t, true)
|
|
testCreateHybridCrushRule(t, false)
|
|
}
|
|
|
|
func testCreateHybridCrushRule(t *testing.T, alreadyExists bool) {
|
|
executor := &exectest.MockExecutor{}
|
|
context := &clusterd.Context{Executor: executor}
|
|
executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
|
|
logger.Infof("Command: %s %v", command, args)
|
|
if args[0] == "osd" {
|
|
if args[1] == "getcrushmap" {
|
|
return "", nil
|
|
}
|
|
if args[1] == "setcrushmap" {
|
|
if alreadyExists {
|
|
return "", errors.New("setcrushmap not expected for already existing crush rule")
|
|
}
|
|
return "", nil
|
|
}
|
|
}
|
|
if command == "crushtool" {
|
|
switch {
|
|
case args[0] == "--decompile" || args[0] == "--compile":
|
|
if alreadyExists {
|
|
return "", errors.New("--compile or --decompile not expected for already existing crush rule")
|
|
}
|
|
return "", nil
|
|
}
|
|
}
|
|
if args[0] == "osd" && args[1] == "crush" && args[2] == "dump" {
|
|
return testCrushMap, nil
|
|
}
|
|
return "", errors.Errorf("unexpected ceph command %q", args)
|
|
}
|
|
clusterInfo := AdminTestClusterInfo("mycluster")
|
|
clusterSpec := &cephv1.ClusterSpec{}
|
|
poolSpec := cephv1.PoolSpec{
|
|
FailureDomain: "rack",
|
|
Replicated: cephv1.ReplicatedSpec{
|
|
HybridStorage: &cephv1.HybridStorageSpec{
|
|
PrimaryDeviceClass: "ssd",
|
|
SecondaryDeviceClass: "hdd",
|
|
},
|
|
},
|
|
}
|
|
ruleName := "testrule"
|
|
if alreadyExists {
|
|
ruleName = "hybrid_ruleset"
|
|
}
|
|
|
|
err := createHybridCrushRule(context, clusterInfo, clusterSpec, ruleName, poolSpec)
|
|
assert.NoError(t, err)
|
|
}
|
|
|
|
func hasCrushtool() bool {
|
|
_, err := exec.LookPath("crushtool")
|
|
return err == nil
|
|
}
|