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run the basic process with iscsi driver

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This commit is contained in:
Lei Xue
2016-05-02 22:11:33 +08:00
parent d770eb33ac
commit c5d68b38b2
17 changed files with 948 additions and 633 deletions
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pkg/scsi/scsi.go
+9 -70
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@@ -16,70 +16,9 @@ limitations under the License.
package scsi
import "errors"
import "github.com/gostor/gotgt/pkg/api"
var (
DefaultBlockShift int = 9
DefaultSenseBufferSize int = 252
)
type SCSIDeviceType byte
var (
SAM_STAT_GOOD byte = 0x00
SAM_STAT_CHECK_CONDITION byte = 0x02
SAM_STAT_CONDITION_MET byte = 0x04
SAM_STAT_BUSY byte = 0x08
SAM_STAT_INTERMEDIATE byte = 0x10
SAM_STAT_INTERMEDIATE_CONDITION_MET byte = 0x14
SAM_STAT_RESERVATION_CONFLICT byte = 0x18
SAM_STAT_COMMAND_TERMINATED byte = 0x22
SAM_STAT_TASK_SET_FULL byte = 0x28
SAM_STAT_ACA_ACTIVE byte = 0x30
SAM_STAT_TASK_ABORTED byte = 0x40
)
type SAMStat struct {
Stat byte
Err error
}
var (
SAMStatGood = SAMStat{SAM_STAT_GOOD, nil}
SAMStatCheckCondition = SAMStat{SAM_STAT_CHECK_CONDITION, errors.New("check condition")}
SAMStatConditionMet = SAMStat{SAM_STAT_CONDITION_MET, errors.New("condition met")}
SAMStatBusy = SAMStat{SAM_STAT_BUSY, errors.New("busy")}
SAMStatIntermediate = SAMStat{SAM_STAT_INTERMEDIATE, errors.New("intermediate")}
SAMStatIntermediateConditionMet = SAMStat{SAM_STAT_INTERMEDIATE_CONDITION_MET, errors.New("intermediate condition met")}
SAMStatReservationConflict = SAMStat{SAM_STAT_RESERVATION_CONFLICT, errors.New("reservation conflict")}
SAMStatCommandTerminated = SAMStat{SAM_STAT_COMMAND_TERMINATED, errors.New("command terminated")}
SAMStatTaskSetFull = SAMStat{SAM_STAT_TASK_SET_FULL, errors.New("task set full")}
SAMStatAcaActive = SAMStat{SAM_STAT_ACA_ACTIVE, errors.New("aca active")}
SAMStatTaskAborted = SAMStat{SAM_STAT_TASK_ABORTED, errors.New("task aborted")}
)
var (
TYPE_DISK SCSIDeviceType = 0x00
TYPE_TAPE SCSIDeviceType = 0x01
TYPE_PRINTER SCSIDeviceType = 0x02
TYPE_PROCESSOR SCSIDeviceType = 0x03
TYPE_WORM SCSIDeviceType = 0x04
TYPE_MMC SCSIDeviceType = 0x05
TYPE_SCANNER SCSIDeviceType = 0x06
TYPE_MOD SCSIDeviceType = 0x07
TYPE_MEDIUM_CHANGER SCSIDeviceType = 0x08
TYPE_COMM SCSIDeviceType = 0x09
TYPE_RAID SCSIDeviceType = 0x0c
TYPE_ENCLOSURE SCSIDeviceType = 0x0d
TYPE_RBC SCSIDeviceType = 0x0e
TYPE_OSD SCSIDeviceType = 0x11
TYPE_NO_LUN SCSIDeviceType = 0x7f
TYPE_PT SCSIDeviceType = 0xff
)
type CommandFunc func(host int, cmd *SCSICommand) SAMStat
type CommandFunc func(host int, cmd *api.SCSICommand) api.SAMStat
type SCSIServiceAction struct {
ServiceAction uint32
@@ -93,16 +32,16 @@ type SCSIDeviceOperation struct {
}
type BaseSCSIDeviceProtocol struct {
Type SCSIDeviceType
Type api.SCSIDeviceType
SCSIDeviceOps []SCSIDeviceOperation
}
type SCSIDeviceProtocol interface {
InitLu(lu *SCSILu) error
ExitLu(lu *SCSILu) error
ConfigLu(lu *SCSILu) error
OnlineLu(lu *SCSILu) error
OfflineLu(lu *SCSILu) error
InitLu(lu *api.SCSILu) error
ExitLu(lu *api.SCSILu) error
ConfigLu(lu *api.SCSILu) error
OnlineLu(lu *api.SCSILu) error
OfflineLu(lu *api.SCSILu) error
}
func NewSCSIDeviceOperation(fn CommandFunc, sa *SCSIServiceAction, pr uint8) SCSIDeviceOperation {
@@ -113,7 +52,7 @@ func NewSCSIDeviceOperation(fn CommandFunc, sa *SCSIServiceAction, pr uint8) SCS
}
}
func BuildSenseData(cmd *SCSICommand, key byte, asc SCSISubError) {
func BuildSenseData(cmd *api.SCSICommand, key byte, asc SCSISubError) {
senseBuffer := cmd.SenseBuffer
if cmd.Device.Attrs.SenseFormat {
// descriptor format