MyFavMirrors/minio
1
0
Fork 0
mirror of https://github.com/minio/minio.git synced 2024-12-24 22:25:54 -05:00
Code Issues Packages Projects Releases Wiki Activity

remove unused package internal/smart (#15758)

Browse Source
This commit is contained in:
Harshavardhana 2022-09-25 08:44:53 -07:00 committed by GitHub
parent 8ea6fb368d
commit 877bd95fa3
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 0 additions and 649 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

258
internal/smart/bindata.go
View File

File diff suppressed because one or more lines are too long

88
internal/smart/nvme.go
View File

@ -1,88 +0,0 @@
//go:build linux
// +build linux
// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// This file has been adopted and then modified from Daniel Swarbrick's smart
// project residing at https://github.com/dswarbrick/smart
//
package smart
import (
"fmt"
"math/big"
"unsafe"
"github.com/dswarbrick/smart/ioctl"
"golang.org/x/sys/unix"
)
// NVMe admin disk query constants
const (
NvmeAdminGetLogPage = 0x02
NvmeAdminIdentify = 0x06
)
var nvmeIoctlAdminCmd = ioctl.Iowr('N', 0x41, unsafe.Sizeof(nvmePassthruCommand{}))
// NewNVMeDevice creates a new NVMeDevice struct with name
func NewNVMeDevice(name string) *NVMeDevice {
return &NVMeDevice{name, -1}
}
// Open - open device file to find kernel info
func (d *NVMeDevice) Open() (err error) {
d.fd, err = unix.Open(d.Name, unix.O_RDWR, 0o600)
return err
}
// Close - closes device file
func (d *NVMeDevice) Close() error {
return unix.Close(d.fd)
}
func (d *NVMeDevice) readLogPage(logID uint8, buf *[]byte) error {
bufLen := len(*buf)
if (bufLen < 4) || (bufLen > 0x4000) || (bufLen%4 != 0) {
return fmt.Errorf("Invalid buffer size")
}
cmd := nvmePassthruCommand{
opcode: NvmeAdminGetLogPage,
nsid: 0xffffffff, // FIXME
addr: uint64(uintptr(unsafe.Pointer(&(*buf)[0]))),
dataLen: uint32(bufLen),
cdw10: uint32(logID) | (((uint32(bufLen) / 4) - 1) << 16),
}
return ioctl.Ioctl(uintptr(d.fd), nvmeIoctlAdminCmd, uintptr(unsafe.Pointer(&cmd)))
}
// le128ToBigInt takes a little-endian 16-byte slice and returns a *big.Int representing it.
func le128ToBigInt(buf [16]byte) *big.Int {
// Int.SetBytes() expects big-endian input, so reverse the bytes locally first
rev := make([]byte, 16)
for x := 0; x < 16; x++ {
rev[x] = buf[16-x-1]
}
return new(big.Int).SetBytes(rev)
}

156
internal/smart/smart.go
View File

@ -1,156 +0,0 @@
//go:build linux
// +build linux
// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package smart
import (
"bytes"
"encoding/binary"
"fmt"
"regexp"
"strings"
"unsafe"
"github.com/dswarbrick/smart/drivedb"
"github.com/dswarbrick/smart/ioctl"
"github.com/dswarbrick/smart/scsi"
"github.com/dswarbrick/smart/utils"
"github.com/minio/madmin-go"
"gopkg.in/yaml.v2"
)
// GetInfo - gets info about device
func GetInfo(device string) (madmin.SmartInfo, error) {
info := madmin.SmartInfo{
Device: device,
}
var db drivedb.DriveDb
dec := yaml.NewDecoder(bytes.NewReader(MustAsset("drivedb.yaml")))
err := dec.Decode(&db)
if err != nil {
return info, err
}
for i, d := range db.Drives {
db.Drives[i].CompiledRegexp, _ = regexp.Compile(d.ModelRegex)
}
if strings.HasPrefix(device, "/dev/nvme") {
d := NewNVMeDevice(device)
if err := d.Open(); err != nil {
return info, err
}
nvmeInfo, err := getNvmeInfo(d)
if err != nil {
return info, err
}
info.Nvme = nvmeInfo
return info, nil
}
d, err := scsi.OpenSCSIAutodetect(device)
if err != nil {
return info, err
}
switch dev := d.(type) {
case *scsi.SCSIDevice:
scsiInfo, err := getScsiInfo(dev)
if err != nil {
return info, err
}
info.Scsi = scsiInfo
case *scsi.SATDevice:
ataInfo, err := getAtaInfo(dev)
if err != nil {
return info, err
}
info.Ata = ataInfo
}
return info, nil
}
func getNvmeInfo(d *NVMeDevice) (*madmin.SmartNvmeInfo, error) {
buf := make([]byte, 4096)
nvmeInfo := &madmin.SmartNvmeInfo{}
cmd := nvmePassthruCommand{
opcode: NvmeAdminIdentify,
nsid: 0, // Namespace 0, since we are identifying the controller
addr: uint64(uintptr(unsafe.Pointer(&buf[0]))),
dataLen: uint32(len(buf)),
cdw10: 1, // Identify controller
}
if err := ioctl.Ioctl(uintptr(d.fd), nvmeIoctlAdminCmd, uintptr(unsafe.Pointer(&cmd))); err != nil {
return nvmeInfo, err
}
var controller nvmeIdentController
binary.Read(bytes.NewReader(buf), utils.NativeEndian, &controller)
nvmeInfo.VendorID = strings.TrimSpace(fmt.Sprintf("%#04x", controller.VendorID))
nvmeInfo.ModelNum = strings.TrimSpace(fmt.Sprintf("%s", controller.ModelNumber))
nvmeInfo.SerialNum = strings.TrimSpace(fmt.Sprintf("%s", controller.SerialNumber))
nvmeInfo.FirmwareVersion = strings.TrimSpace(fmt.Sprintf("%s", controller.Firmware))
nvmeInfo.MaxDataTransferPages = 1 << controller.Mdts
buf2 := make([]byte, 512)
// Read SMART log
if err := d.readLogPage(0x02, &buf2); err != nil {
return nvmeInfo, err
}
var sl nvmeSMARTLog
binary.Read(bytes.NewReader(buf2), utils.NativeEndian, &sl)
unitsRead := le128ToBigInt(sl.DataUnitsRead)
unitsWritten := le128ToBigInt(sl.DataUnitsWritten)
nvmeInfo.CriticalWarning = fmt.Sprintf("%x", sl.CritWarning)
nvmeInfo.Temperature = fmt.Sprintf("%d Celsius",
((uint16(sl.Temperature[1])<<8)|uint16(sl.Temperature[0]))-273) // Kelvin to degrees Celsius
nvmeInfo.SpareAvailable = fmt.Sprintf("%d%%", sl.AvailSpare)
nvmeInfo.SpareThreshold = fmt.Sprintf("%d%%", sl.SpareThresh)
nvmeInfo.DataUnitsReadBytes = unitsRead
nvmeInfo.DataUnitsWrittenBytes = unitsWritten
nvmeInfo.HostReadCommands = le128ToBigInt(sl.HostReads)
nvmeInfo.HostWriteCommands = le128ToBigInt(sl.HostWrites)
nvmeInfo.ControllerBusyTime = le128ToBigInt(sl.CtrlBusyTime)
nvmeInfo.PowerCycles = le128ToBigInt(sl.PowerCycles)
nvmeInfo.PowerOnHours = le128ToBigInt(sl.PowerOnHours)
nvmeInfo.UnsafeShutdowns = le128ToBigInt(sl.UnsafeShutdowns)
nvmeInfo.MediaAndDataIntegrityErrors = le128ToBigInt(sl.MediaErrors)
return nvmeInfo, nil
}
func getScsiInfo(d *scsi.SCSIDevice) (*madmin.SmartScsiInfo, error) {
return &madmin.SmartScsiInfo{}, nil
}
func getAtaInfo(d *scsi.SATDevice) (*madmin.SmartAtaInfo, error) {
return &madmin.SmartAtaInfo{}, nil
}

147
internal/smart/types.go
View File

@ -1,147 +0,0 @@
// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package smart
// Defined in <linux/nvme_ioctl.h>
//
//nolint:structcheck,deadcode
type nvmePassthruCommand struct {
opcode uint8
flags uint8
rsvd1 uint16
nsid uint32
cdw2 uint32
cdw3 uint32
metadata uint64
addr uint64
metadataLen uint32
dataLen uint32
cdw10 uint32
cdw11 uint32
cdw12 uint32
cdw13 uint32
cdw14 uint32
cdw15 uint32
timeoutMS uint32
result uint32
} // 72 bytes
type nvmeIdentPowerState struct {
MaxPower uint16 // Centiwatts
Rsvd2 uint8
Flags uint8
EntryLat uint32 // Microseconds
ExitLat uint32 // Microseconds
ReadTput uint8
ReadLat uint8
WriteTput uint8
WriteLat uint8
IdlePower uint16
IdleScale uint8
Rsvd19 uint8
ActivePower uint16
ActiveWorkScale uint8
Rsvd23 [9]byte
}
//nolint:deadcode
type nvmeIdentController struct {
VendorID uint16 // PCI Vendor ID
Ssvid uint16 // PCI Subsystem Vendor ID
SerialNumber [20]byte // Serial Number
ModelNumber [40]byte // Model Number
Firmware [8]byte // Firmware Revision
Rab uint8 // Recommended Arbitration Burst
IEEE [3]byte // IEEE OUI Identifier
Cmic uint8 // Controller Multi-Path I/O and Namespace Sharing Capabilities
Mdts uint8 // Maximum Data Transfer Size
Cntlid uint16 // Controller ID
Ver uint32 // Version
Rtd3r uint32 // RTD3 Resume Latency
Rtd3e uint32 // RTD3 Entry Latency
Oaes uint32 // Optional Asynchronous Events Supported
Rsvd96 [160]byte // ...
Oacs uint16 // Optional Admin Command Support
ACL uint8 // Abort Command Limit
Aerl uint8 // Asynchronous Event Request Limit
Frmw uint8 // Firmware Updates
Lpa uint8 // Log Page Attributes
Elpe uint8 // Error Log Page Entries
Npss uint8 // Number of Power States Support
Avscc uint8 // Admin Vendor Specific Command Configuration
Apsta uint8 // Autonomous Power State Transition Attributes
Wctemp uint16 // Warning Composite Temperature Threshold
Cctemp uint16 // Critical Composite Temperature Threshold
Mtfa uint16 // Maximum Time for Firmware Activation
Hmpre uint32 // Host Memory Buffer Preferred Size
Hmmin uint32 // Host Memory Buffer Minimum Size
Tnvmcap [16]byte // Total NVM Capacity
Unvmcap [16]byte // Unallocated NVM Capacity
Rpmbs uint32 // Replay Protected Memory Block Support
Rsvd316 [196]byte // ...
Sqes uint8 // Submission Queue Entry Size
Cqes uint8 // Completion Queue Entry Size
Rsvd514 [2]byte // (defined in NVMe 1.3 spec)
Nn uint32 // Number of Namespaces
Oncs uint16 // Optional NVM Command Support
Fuses uint16 // Fused Operation Support
Fna uint8 // Format NVM Attributes
Vwc uint8 // Volatile Write Cache
Awun uint16 // Atomic Write Unit Normal
Awupf uint16 // Atomic Write Unit Power Fail
Nvscc uint8 // NVM Vendor Specific Command Configuration
Rsvd531 uint8 // ...
Acwu uint16 // Atomic Compare & Write Unit
Rsvd534 [2]byte // ...
Sgls uint32 // SGL Support
Rsvd540 [1508]byte // ...
Psd [32]nvmeIdentPowerState // Power State Descriptors
Vs [1024]byte // Vendor Specific
} // 4096 bytes
//nolint:deadcode
type nvmeSMARTLog struct {
CritWarning uint8
Temperature [2]uint8
AvailSpare uint8
SpareThresh uint8
PercentUsed uint8
Rsvd6 [26]byte
DataUnitsRead [16]byte
DataUnitsWritten [16]byte
HostReads [16]byte
HostWrites [16]byte
CtrlBusyTime [16]byte
PowerCycles [16]byte
PowerOnHours [16]byte
UnsafeShutdowns [16]byte
MediaErrors [16]byte
NumErrLogEntries [16]byte
WarningTempTime uint32
CritCompTime uint32
TempSensor [8]uint16
Rsvd216 [296]byte
} // 512 bytes
// NVMeDevice represents drive data about NVMe drives
//
//nolint:structcheck
type NVMeDevice struct {
Name string
fd int
}