mirror of
https://github.com/minio/minio.git
synced 2024-12-25 14:45:54 -05:00
remove unused package internal/smart (#15758)
This commit is contained in:
Harshavardhana
GitHub
parent
8ea6fb368d
commit
877bd95fa3
File diff suppressed because one or more lines are too long
@ -1,88 +0,0 @@
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//go:build linux
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// +build linux
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// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// This file has been adopted and then modified from Daniel Swarbrick's smart
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// project residing at https://github.com/dswarbrick/smart
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//
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package smart
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import (
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"fmt"
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"math/big"
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"unsafe"
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"github.com/dswarbrick/smart/ioctl"
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"golang.org/x/sys/unix"
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)
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// NVMe admin disk query constants
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const (
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NvmeAdminGetLogPage = 0x02
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NvmeAdminIdentify = 0x06
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)
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var nvmeIoctlAdminCmd = ioctl.Iowr('N', 0x41, unsafe.Sizeof(nvmePassthruCommand{}))
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// NewNVMeDevice creates a new NVMeDevice struct with name
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func NewNVMeDevice(name string) *NVMeDevice {
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return &NVMeDevice{name, -1}
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}
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// Open - open device file to find kernel info
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func (d *NVMeDevice) Open() (err error) {
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d.fd, err = unix.Open(d.Name, unix.O_RDWR, 0o600)
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return err
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}
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// Close - closes device file
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func (d *NVMeDevice) Close() error {
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return unix.Close(d.fd)
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}
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func (d *NVMeDevice) readLogPage(logID uint8, buf *[]byte) error {
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bufLen := len(*buf)
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if (bufLen < 4) || (bufLen > 0x4000) || (bufLen%4 != 0) {
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return fmt.Errorf("Invalid buffer size")
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}
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cmd := nvmePassthruCommand{
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opcode: NvmeAdminGetLogPage,
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nsid: 0xffffffff, // FIXME
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addr: uint64(uintptr(unsafe.Pointer(&(*buf)[0]))),
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dataLen: uint32(bufLen),
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cdw10: uint32(logID) | (((uint32(bufLen) / 4) - 1) << 16),
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}
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return ioctl.Ioctl(uintptr(d.fd), nvmeIoctlAdminCmd, uintptr(unsafe.Pointer(&cmd)))
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}
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// le128ToBigInt takes a little-endian 16-byte slice and returns a *big.Int representing it.
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func le128ToBigInt(buf [16]byte) *big.Int {
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// Int.SetBytes() expects big-endian input, so reverse the bytes locally first
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rev := make([]byte, 16)
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for x := 0; x < 16; x++ {
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rev[x] = buf[16-x-1]
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}
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return new(big.Int).SetBytes(rev)
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}
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@ -1,156 +0,0 @@
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//go:build linux
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// +build linux
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// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package smart
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import (
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"bytes"
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"encoding/binary"
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"fmt"
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"regexp"
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"strings"
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"unsafe"
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"github.com/dswarbrick/smart/drivedb"
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"github.com/dswarbrick/smart/ioctl"
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"github.com/dswarbrick/smart/scsi"
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"github.com/dswarbrick/smart/utils"
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"github.com/minio/madmin-go"
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"gopkg.in/yaml.v2"
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)
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// GetInfo - gets info about device
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func GetInfo(device string) (madmin.SmartInfo, error) {
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info := madmin.SmartInfo{
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Device: device,
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}
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var db drivedb.DriveDb
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dec := yaml.NewDecoder(bytes.NewReader(MustAsset("drivedb.yaml")))
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err := dec.Decode(&db)
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if err != nil {
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return info, err
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}
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for i, d := range db.Drives {
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db.Drives[i].CompiledRegexp, _ = regexp.Compile(d.ModelRegex)
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}
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if strings.HasPrefix(device, "/dev/nvme") {
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d := NewNVMeDevice(device)
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if err := d.Open(); err != nil {
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return info, err
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}
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nvmeInfo, err := getNvmeInfo(d)
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if err != nil {
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return info, err
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}
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info.Nvme = nvmeInfo
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return info, nil
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}
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d, err := scsi.OpenSCSIAutodetect(device)
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if err != nil {
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return info, err
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}
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switch dev := d.(type) {
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case *scsi.SCSIDevice:
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scsiInfo, err := getScsiInfo(dev)
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if err != nil {
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return info, err
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}
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info.Scsi = scsiInfo
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case *scsi.SATDevice:
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ataInfo, err := getAtaInfo(dev)
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if err != nil {
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return info, err
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}
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info.Ata = ataInfo
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}
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return info, nil
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}
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func getNvmeInfo(d *NVMeDevice) (*madmin.SmartNvmeInfo, error) {
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buf := make([]byte, 4096)
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nvmeInfo := &madmin.SmartNvmeInfo{}
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cmd := nvmePassthruCommand{
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opcode: NvmeAdminIdentify,
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nsid: 0, // Namespace 0, since we are identifying the controller
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addr: uint64(uintptr(unsafe.Pointer(&buf[0]))),
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dataLen: uint32(len(buf)),
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cdw10: 1, // Identify controller
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}
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if err := ioctl.Ioctl(uintptr(d.fd), nvmeIoctlAdminCmd, uintptr(unsafe.Pointer(&cmd))); err != nil {
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return nvmeInfo, err
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}
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var controller nvmeIdentController
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binary.Read(bytes.NewReader(buf), utils.NativeEndian, &controller)
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nvmeInfo.VendorID = strings.TrimSpace(fmt.Sprintf("%#04x", controller.VendorID))
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nvmeInfo.ModelNum = strings.TrimSpace(fmt.Sprintf("%s", controller.ModelNumber))
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nvmeInfo.SerialNum = strings.TrimSpace(fmt.Sprintf("%s", controller.SerialNumber))
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nvmeInfo.FirmwareVersion = strings.TrimSpace(fmt.Sprintf("%s", controller.Firmware))
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nvmeInfo.MaxDataTransferPages = 1 << controller.Mdts
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buf2 := make([]byte, 512)
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// Read SMART log
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if err := d.readLogPage(0x02, &buf2); err != nil {
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return nvmeInfo, err
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}
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var sl nvmeSMARTLog
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binary.Read(bytes.NewReader(buf2), utils.NativeEndian, &sl)
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unitsRead := le128ToBigInt(sl.DataUnitsRead)
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unitsWritten := le128ToBigInt(sl.DataUnitsWritten)
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nvmeInfo.CriticalWarning = fmt.Sprintf("%x", sl.CritWarning)
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nvmeInfo.Temperature = fmt.Sprintf("%d Celsius",
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((uint16(sl.Temperature[1])<<8)|uint16(sl.Temperature[0]))-273) // Kelvin to degrees Celsius
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nvmeInfo.SpareAvailable = fmt.Sprintf("%d%%", sl.AvailSpare)
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nvmeInfo.SpareThreshold = fmt.Sprintf("%d%%", sl.SpareThresh)
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nvmeInfo.DataUnitsReadBytes = unitsRead
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nvmeInfo.DataUnitsWrittenBytes = unitsWritten
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nvmeInfo.HostReadCommands = le128ToBigInt(sl.HostReads)
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nvmeInfo.HostWriteCommands = le128ToBigInt(sl.HostWrites)
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nvmeInfo.ControllerBusyTime = le128ToBigInt(sl.CtrlBusyTime)
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nvmeInfo.PowerCycles = le128ToBigInt(sl.PowerCycles)
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nvmeInfo.PowerOnHours = le128ToBigInt(sl.PowerOnHours)
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nvmeInfo.UnsafeShutdowns = le128ToBigInt(sl.UnsafeShutdowns)
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nvmeInfo.MediaAndDataIntegrityErrors = le128ToBigInt(sl.MediaErrors)
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return nvmeInfo, nil
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}
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func getScsiInfo(d *scsi.SCSIDevice) (*madmin.SmartScsiInfo, error) {
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return &madmin.SmartScsiInfo{}, nil
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}
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func getAtaInfo(d *scsi.SATDevice) (*madmin.SmartAtaInfo, error) {
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return &madmin.SmartAtaInfo{}, nil
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}
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@ -1,147 +0,0 @@
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// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package smart
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// Defined in <linux/nvme_ioctl.h>
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//
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//nolint:structcheck,deadcode
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type nvmePassthruCommand struct {
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opcode uint8
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flags uint8
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rsvd1 uint16
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nsid uint32
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cdw2 uint32
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cdw3 uint32
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metadata uint64
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addr uint64
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metadataLen uint32
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dataLen uint32
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cdw10 uint32
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cdw11 uint32
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cdw12 uint32
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cdw13 uint32
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cdw14 uint32
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cdw15 uint32
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timeoutMS uint32
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result uint32
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} // 72 bytes
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type nvmeIdentPowerState struct {
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MaxPower uint16 // Centiwatts
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Rsvd2 uint8
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Flags uint8
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EntryLat uint32 // Microseconds
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ExitLat uint32 // Microseconds
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ReadTput uint8
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ReadLat uint8
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WriteTput uint8
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WriteLat uint8
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IdlePower uint16
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IdleScale uint8
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Rsvd19 uint8
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ActivePower uint16
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ActiveWorkScale uint8
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Rsvd23 [9]byte
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}
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//nolint:deadcode
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type nvmeIdentController struct {
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VendorID uint16 // PCI Vendor ID
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Ssvid uint16 // PCI Subsystem Vendor ID
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SerialNumber [20]byte // Serial Number
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ModelNumber [40]byte // Model Number
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Firmware [8]byte // Firmware Revision
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Rab uint8 // Recommended Arbitration Burst
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IEEE [3]byte // IEEE OUI Identifier
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Cmic uint8 // Controller Multi-Path I/O and Namespace Sharing Capabilities
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Mdts uint8 // Maximum Data Transfer Size
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Cntlid uint16 // Controller ID
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Ver uint32 // Version
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Rtd3r uint32 // RTD3 Resume Latency
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Rtd3e uint32 // RTD3 Entry Latency
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Oaes uint32 // Optional Asynchronous Events Supported
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Rsvd96 [160]byte // ...
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Oacs uint16 // Optional Admin Command Support
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ACL uint8 // Abort Command Limit
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Aerl uint8 // Asynchronous Event Request Limit
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Frmw uint8 // Firmware Updates
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Lpa uint8 // Log Page Attributes
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Elpe uint8 // Error Log Page Entries
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Npss uint8 // Number of Power States Support
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Avscc uint8 // Admin Vendor Specific Command Configuration
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Apsta uint8 // Autonomous Power State Transition Attributes
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Wctemp uint16 // Warning Composite Temperature Threshold
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Cctemp uint16 // Critical Composite Temperature Threshold
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Mtfa uint16 // Maximum Time for Firmware Activation
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Hmpre uint32 // Host Memory Buffer Preferred Size
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Hmmin uint32 // Host Memory Buffer Minimum Size
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Tnvmcap [16]byte // Total NVM Capacity
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Unvmcap [16]byte // Unallocated NVM Capacity
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Rpmbs uint32 // Replay Protected Memory Block Support
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Rsvd316 [196]byte // ...
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Sqes uint8 // Submission Queue Entry Size
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Cqes uint8 // Completion Queue Entry Size
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Rsvd514 [2]byte // (defined in NVMe 1.3 spec)
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Nn uint32 // Number of Namespaces
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Oncs uint16 // Optional NVM Command Support
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Fuses uint16 // Fused Operation Support
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Fna uint8 // Format NVM Attributes
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Vwc uint8 // Volatile Write Cache
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Awun uint16 // Atomic Write Unit Normal
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Awupf uint16 // Atomic Write Unit Power Fail
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Nvscc uint8 // NVM Vendor Specific Command Configuration
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Rsvd531 uint8 // ...
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Acwu uint16 // Atomic Compare & Write Unit
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Rsvd534 [2]byte // ...
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Sgls uint32 // SGL Support
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Rsvd540 [1508]byte // ...
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Psd [32]nvmeIdentPowerState // Power State Descriptors
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Vs [1024]byte // Vendor Specific
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} // 4096 bytes
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//nolint:deadcode
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type nvmeSMARTLog struct {
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CritWarning uint8
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Temperature [2]uint8
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AvailSpare uint8
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SpareThresh uint8
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PercentUsed uint8
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Rsvd6 [26]byte
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DataUnitsRead [16]byte
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DataUnitsWritten [16]byte
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HostReads [16]byte
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HostWrites [16]byte
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CtrlBusyTime [16]byte
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PowerCycles [16]byte
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PowerOnHours [16]byte
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UnsafeShutdowns [16]byte
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MediaErrors [16]byte
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|
||||||
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
|
|
||||||
}
|
|
||||||
Loading…
Reference in New Issue
Block a user