forked from rook/rook
Sébastien HanandSean Micklethwaite
b04e35dab5
Rook-Ceph now supports specify device by their fullpath instead of links created by the kernel like /dev/sdb. Closes: https://github.com/rook/rook/issues/1228 Co-authored-by: Sean Micklethwaite <sean@wayve.ai> Signed-off-by: Sébastien Han <seb@redhat.com>
287 lines
8.9 KiB
Go
287 lines
8.9 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 osd
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import (
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"strings"
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"testing"
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"github.com/pkg/errors"
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"github.com/rook/rook/pkg/clusterd"
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cephver "github.com/rook/rook/pkg/operator/ceph/version"
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exectest "github.com/rook/rook/pkg/util/exec/test"
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"github.com/rook/rook/pkg/util/sys"
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"github.com/stretchr/testify/assert"
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)
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const (
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udevFSOutput = `
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DEVNAME=/dev/sdk
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DEVPATH=/devices/platform/host6/session2/target6:0:0/6:0:0:0/block/sdk
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DEVTYPE=disk
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ID_BUS=scsi
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ID_FS_TYPE=ext2
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ID_FS_USAGE=filesystem
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ID_FS_UUID=f2d38cba-37da-411d-b7ba-9a6696c58174
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ID_FS_UUID_ENC=f2d38cba-37da-411d-b7ba-9a6696c58174
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ID_FS_VERSION=1.0
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ID_MODEL=disk01
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ID_MODEL_ENC=disk01\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20
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ID_PATH=ip-127.0.0.1:3260-iscsi-iqn.2016-06.world.srv:storage.target01-lun-0
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ID_PATH_TAG=ip-127_0_0_1_3260-iscsi-iqn_2016-06_world_srv_storage_target01-lun-0
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ID_REVISION=4.0
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ID_SCSI=1
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ID_SCSI_SERIAL=d27e5d89-8829-468b-90ce-4ef8c02f07fe
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ID_SERIAL=36001405d27e5d898829468b90ce4ef8c
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ID_SERIAL_SHORT=6001405d27e5d898829468b90ce4ef8c
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ID_TARGET_PORT=0
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ID_TYPE=disk
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ID_VENDOR=LIO-ORG
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ID_VENDOR_ENC=LIO-ORG\x20
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ID_WWN=0x6001405d27e5d898
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ID_WWN_VENDOR_EXTENSION=0x829468b90ce4ef8c
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ID_WWN_WITH_EXTENSION=0x6001405d27e5d898829468b90ce4ef8c
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MAJOR=8
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MINOR=160
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SUBSYSTEM=block
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TAGS=:systemd:
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USEC_INITIALIZED=15981915740802
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`
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cvInventoryOutputAvailable = `
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{
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"available":true,
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"lvs":[
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],
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"rejected_reasons":[
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""
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],
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"sys_api":{
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"size":10737418240.0,
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"scheduler_mode":"mq-deadline",
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"rotational":"0",
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"vendor":"",
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"human_readable_size":"10.00 GB",
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"sectors":0,
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"sas_device_handle":"",
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"rev":"",
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"sas_address":"",
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"locked":0,
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"sectorsize":"512",
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"removable":"0",
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"path":"/dev/sdb",
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"support_discard":"0",
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"model":"",
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"ro":"0",
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"nr_requests":"64",
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"partitions":{
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}
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},
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"path":"/dev/sdb",
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"device_id":""
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}
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`
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cvInventoryOutputNotAvailableBluestoreLabel = `
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{
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"available":false,
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"lvs":[
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],
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"rejected_reasons":[
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"Has BlueStore device label"
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]
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}
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`
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cvInventoryOutputNotAvailableLocked = `
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{
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"available":false,
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"lvs":[
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],
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"rejected_reasons":[
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"locked"
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]
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}
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`
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cvInventoryOutputNotAvailableSmall = `
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{
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"available":false,
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"lvs":[
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],
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"rejected_reasons":[
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["Insufficient space (<5GB)"]
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]
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}
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`
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)
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func TestAvailableDevices(t *testing.T) {
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executor := &exectest.MockExecutor{}
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// set up a mock function to return "rook owned" partitions on the device and it does not have a filesystem
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executor.MockExecuteCommandWithOutput = func(debug bool, name string, command string, args ...string) (string, error) {
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logger.Infof("OUTPUT for %s. %s %+v", name, command, args)
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if command == "lsblk" {
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if strings.Index(name, "sdb") != -1 {
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// /dev/sdb has a partition
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return `NAME="sdb" SIZE="65" TYPE="disk" PKNAME=""
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NAME="sdb1" SIZE="30" TYPE="part" PKNAME="sdb"`, nil
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}
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return "", nil
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} else if command == "blkid" {
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if strings.Index(name, "sdb1") != -1 {
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// partition sdb1 has a label MY-PART
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return "MY-PART", nil
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}
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} else if command == "udevadm" {
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if strings.Index(name, "sdc") != -1 {
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// /dev/sdc has a file system
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return udevFSOutput, nil
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}
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return "", nil
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} else if command == "ceph-volume" {
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if strings.Index(args[3], "/mnt/set1-0-data-qfhfk") != -1 {
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return cvInventoryOutputNotAvailableBluestoreLabel, nil
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} else if strings.Index(args[3], "sdb") != -1 {
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// sdb is locked
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return cvInventoryOutputNotAvailableLocked, nil
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} else if strings.Index(args[3], "sdc") != -1 {
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// sdc is too small
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return cvInventoryOutputNotAvailableSmall, nil
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}
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return cvInventoryOutputAvailable, nil
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}
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return "", errors.Errorf("unknown command %s %s", command, args)
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}
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context := &clusterd.Context{Executor: executor}
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context.Devices = []*sys.LocalDisk{
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{Name: "sda", DevLinks: "/dev/disk/by-id/scsi-0123 /dev/disk/by-path/pci-0:1:2:3-scsi-1", RealName: "sda"},
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{Name: "sdb", DevLinks: "/dev/disk/by-id/scsi-4567 /dev/disk/by-path/pci-4:5:6:7-scsi-1", RealName: "sdb"},
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{Name: "sdc", DevLinks: "/dev/disk/by-id/scsi-89ab /dev/disk/by-path/pci-8:9:a:b-scsi-1", RealName: "sdc"},
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{Name: "sdd", DevLinks: "/dev/disk/by-id/scsi-cdef /dev/disk/by-path/pci-c:d:e:f-scsi-1", RealName: "sdd"},
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{Name: "sde", DevLinks: "/dev/disk/by-id/sde-0x0000 /dev/disk/by-path/pci-0000:00:18.0-ata-1", RealName: "sde"},
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{Name: "nvme01", DevLinks: "/dev/disk/by-id/nvme-0246 /dev/disk/by-path/pci-0:2:4:6-nvme-1", RealName: "nvme01"},
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{Name: "rda", RealName: "rda"},
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{Name: "rdb", RealName: "rdb"},
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{Name: "/mnt/set1-0-data-qfhfk", RealName: "xvdcy", Type: "data"},
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{Name: "sdt1", RealName: "sdt1", Type: sys.PartType},
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}
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version := cephver.Octopus
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// select all devices, including nvme01 for metadata
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pvcBackedOSD := false
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mapping, err := getAvailableDevices(context, []DesiredDevice{{Name: "all"}}, "nvme01", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 7, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sda"].Data)
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assert.Equal(t, -1, mapping.Entries["sdd"].Data)
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assert.Equal(t, -1, mapping.Entries["rda"].Data)
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assert.Equal(t, -1, mapping.Entries["rdb"].Data)
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assert.Equal(t, -1, mapping.Entries["nvme01"].Data)
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assert.NotNil(t, mapping.Entries["nvme01"].Metadata)
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assert.Equal(t, 0, len(mapping.Entries["nvme01"].Metadata))
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// Partition is skipped
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version = cephver.Nautilus
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "all"}}, "nvme01", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 6, len(mapping.Entries))
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// Do not skip partition anymore
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version = cephver.Octopus
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// select no devices both using and not using a filter
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mapping, err = getAvailableDevices(context, nil, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 0, len(mapping.Entries))
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mapping, err = getAvailableDevices(context, nil, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 0, len(mapping.Entries))
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// select the sd* devices
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "^sd.$", IsFilter: true}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 3, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sda"].Data)
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assert.Equal(t, -1, mapping.Entries["sdd"].Data)
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// select an exact device
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "sdd"}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 1, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sdd"].Data)
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// select all devices except those that have a prefix of "s"
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "^[^s]", IsFilter: true}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 3, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["rda"].Data)
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assert.Equal(t, -1, mapping.Entries["rdb"].Data)
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assert.Equal(t, -1, mapping.Entries["nvme01"].Data)
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// select the sd* devices by path names
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "^/dev/sd.$", IsDevicePathFilter: true}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 3, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sda"].Data)
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assert.Equal(t, -1, mapping.Entries["sdd"].Data)
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// select the SCSI devices
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "^/dev/disk/by-path/.*-scsi-.*", IsDevicePathFilter: true}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 2, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sda"].Data)
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assert.Equal(t, -1, mapping.Entries["sdd"].Data)
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// select a device by explicit link
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "/dev/disk/by-id/sde-0x0000"}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 1, len(mapping.Entries))
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assert.Equal(t, -1, mapping.Entries["sde"].Data)
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// test on PVC
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pvcBackedOSD = true
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mapping, err = getAvailableDevices(context, []DesiredDevice{{Name: "all"}}, "", pvcBackedOSD, version)
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assert.Nil(t, err)
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assert.Equal(t, 1, len(mapping.Entries), mapping)
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}
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func TestGetVolumeGroupName(t *testing.T) {
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validLVPath := "/dev/vgName1/lvName2"
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invalidLVPath1 := "/dev//vgName2"
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invalidLVPath2 := "/dev/"
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vgName := getVolumeGroupName(validLVPath)
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assert.Equal(t, vgName, "vgName1")
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vgName = getVolumeGroupName(invalidLVPath1)
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assert.Equal(t, vgName, "")
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vgName = getVolumeGroupName(invalidLVPath2)
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assert.Equal(t, vgName, "")
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}
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