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bunch of bug fixes with dummy lun0 feature

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1) add dummy lun0
2) fix report lun
3) fix inquiry command with correct version
This commit is contained in:
Le Zhang
2016-10-07 23:54:08 +08:00
parent 97fb41fc98
commit 681f1003b9
9 changed files with 180 additions and 59 deletions
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25
pkg/scsi/lun.go
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@@ -27,7 +27,7 @@ import (
* path format <protocol>:/absolute/file/path
*/
func NewSCSILu(device_uuid uint64, path string) (*api.SCSILu, error) {
func NewSCSILu(device_uuid uint64, path string, online bool) (*api.SCSILu, error) {
pathinfo := strings.SplitN(path, ":", 2)
if len(pathinfo) < 2 {
@@ -36,14 +36,13 @@ func NewSCSILu(device_uuid uint64, path string) (*api.SCSILu, error) {
backendType := pathinfo[0]
backendPath := pathinfo[1]
sbc := NewSBCDevice()
sbc := NewSBCDevice(api.TYPE_DISK)
backing, err := NewBackingStore(backendType)
if err != nil {
return nil, err
}
var lu = &api.SCSILu{
Lun: 0,
PerformCommand: luPerformCommand,
DeviceProtocol: sbc,
Storage: backing,
@@ -56,11 +55,29 @@ func NewSCSILu(device_uuid uint64, path string) (*api.SCSILu, error) {
}
lu.Size = backing.Size(lu)
lu.DeviceProtocol.InitLu(lu)
lu.Attrs.Online = true
lu.Attrs.Online = online
lu.Attrs.Lbppbe = 3
return lu, nil
}
func NewLUN0() *api.SCSILu {
sbc := NewSBCDevice(api.TYPE_UNKNOWN)
backing, _ := NewBackingStore("null")
var lu = &api.SCSILu{
PerformCommand: luPerformCommand,
DeviceProtocol: sbc,
Storage: backing,
BlockShift: api.DefaultBlockShift,
}
lu.Size = backing.Size(lu)
lu.DeviceProtocol.InitLu(lu)
lu.Attrs.Online = false
lu.Attrs.Lbppbe = 3
return lu
}
func luPerformCommand(tid int, cmd *api.SCSICommand) api.SAMStat {
op := int(cmd.SCB.Bytes()[0])
fn := cmd.Device.DeviceProtocol.PerformCommand(op)