forked from bougou/go-ipmi
/
cmd_get_sdr.go
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/
cmd_get_sdr.go
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package ipmi
import "fmt"
// 33.12 Get SDR Command
type GetSDRRequest struct {
ReservationID uint16 // LS Byte first
RecordID uint16 // LS Byte first
Offset uint8 // Offset into record
Read uint8 // FFh means read entire record
}
type GetSDRResponse struct {
NextRecordID uint16
RecordData []byte
}
func (req *GetSDRRequest) Pack() []byte {
msg := make([]byte, 6)
packUint16L(req.ReservationID, msg, 0)
packUint16L(req.RecordID, msg, 2)
packUint8(req.Offset, msg, 4)
packUint8(req.Read, msg, 5)
return msg
}
func (req *GetSDRRequest) Command() Command {
return CommandGetSDR
}
func (res *GetSDRResponse) Unpack(msg []byte) error {
if len(msg) < 2 {
return ErrUnpackedDataTooShort
}
res.NextRecordID, _, _ = unpackUint16L(msg, 0)
res.RecordData, _, _ = unpackBytes(msg, 2, len(msg)-2)
return nil
}
func (res *GetSDRResponse) CompletionCodes() map[uint8]string {
// no command-specific cc
return map[uint8]string{}
}
func (res *GetSDRResponse) Format() string {
return fmt.Sprintf("%v", res)
}
// GetSDR returns raw SDR record.
func (c *Client) GetSDR(recordID uint16) (response *GetSDRResponse, err error) {
request := &GetSDRRequest{
ReservationID: 0,
RecordID: recordID,
Offset: 0,
Read: 0xff,
}
response = &GetSDRResponse{}
err = c.Exchange(request, response)
return
}
func (c *Client) GetSDRBySensorID(sensorNumber uint8) (*SDR, error) {
if SensorNumber(sensorNumber) == SensorNumberReserved {
return nil, fmt.Errorf("not valid sensorNumber, %#0x is reserved", sensorNumber)
}
var recordID uint16 = 0
for {
res, err := c.GetSDR(recordID)
if err != nil {
return nil, fmt.Errorf("GetSDRCondtionally failed, err: %s", err)
}
sdr, err := ParseSDR(res.RecordData, res.NextRecordID)
if err != nil {
return nil, fmt.Errorf("ParseSDR failed, err: %s", err)
}
if uint8(sdr.SensorNumber()) == sensorNumber {
return sdr, nil
}
recordID = sdr.NextRecordID
if recordID == 0xffff {
break
}
}
return nil, fmt.Errorf("not found SDR for sensor id (%#0x)", sensorNumber)
}
func (c *Client) GetSDRBySensorName(sensorName string) (*SDR, error) {
var recordID uint16 = 0
for {
res, err := c.GetSDR(recordID)
if err != nil {
return nil, fmt.Errorf("GetSDRCondtionally failed, err: %s", err)
}
sdr, err := ParseSDR(res.RecordData, res.NextRecordID)
if err != nil {
return nil, fmt.Errorf("ParseSDR failed, err: %s", err)
}
if sdr.SensorName() == sensorName {
return sdr, nil
}
recordID = sdr.NextRecordID
if recordID == 0xffff {
break
}
}
return nil, fmt.Errorf("not found SDR for sensor name (%#0x)", sensorName)
}
// GetSDRs fetches the SDR records with the specified RecordTypes.
// The parameter is a slice of SDRRecordType used as filter.
// Empty means to get all SDR records.
func (c *Client) GetSDRs(recordTypes ...SDRRecordType) ([]*SDR, error) {
var recordID uint16 = 0
var out = make([]*SDR, 0)
for {
res, err := c.GetSDR(recordID)
if err != nil {
return nil, fmt.Errorf("GetSDR for recordID (%#0x) failed, err: %s", recordID, err)
}
sdr, err := ParseSDR(res.RecordData, res.NextRecordID)
if err != nil {
return nil, fmt.Errorf("ParseSDR failed, err: %s", err)
}
if len(recordTypes) == 0 {
out = append(out, sdr)
} else {
for _, v := range recordTypes {
if sdr.RecordHeader.RecordType == v {
out = append(out, sdr)
break
}
}
}
recordID = sdr.NextRecordID
if recordID == 0xffff {
break
}
}
return out, nil
}
// GetSDRsMap returns all Full/Compact SDRs grouped by GeneratorID and SensorNumber.
// The sensor name can only be got from SDR record. So use this method to construct a map from which
// you can get sensor name.
func (c *Client) GetSDRsMap() (SDRMapBySensorNumber, error) {
var out = make(map[GeneratorID]map[SensorNumber]*SDR)
var recordID uint16 = 0
for {
res, err := c.GetSDR(recordID)
if err != nil {
return nil, fmt.Errorf("GetSDR for recordID (%#0x) failed, err: %s", recordID, err)
}
sdr, err := ParseSDR(res.RecordData, res.NextRecordID)
if err != nil {
return nil, fmt.Errorf("ParseSDR failed, err: %s", err)
}
var generatorID GeneratorID
var sensorNumber SensorNumber
recordType := sdr.RecordHeader.RecordType
switch recordType {
case SDRRecordTypeFullSensor:
generatorID = sdr.Full.GeneratorID
sensorNumber = sdr.Full.SensorNumber
case SDRRecordTypeCompactSensor:
generatorID = sdr.Compact.GeneratorID
sensorNumber = sdr.Compact.SensorNumber
}
if recordType != SDRRecordTypeFullSensor && recordType != SDRRecordTypeCompactSensor {
// ignored the SDR
continue
}
if _, ok := out[generatorID]; !ok {
out[generatorID] = make(map[SensorNumber]*SDR)
}
out[generatorID][sensorNumber] = sdr
recordID = sdr.NextRecordID
if recordID == 0xffff {
break
}
}
return out, nil
}