def _init_hbadict(self):
if not hasattr(self, "hbas"):
dict = devscan.adapters(filterstr=self.type)
self.hbadict = dict['devs']
self.hbas = dict['adt']
if len(self.hbas.iterkeys()):
self.attached = True
self.devs = scsiutil.cacheSCSIidentifiers()
def test_exotic_adapter_with_security_device(self, context, match_hbadevs):
adapter = context.add_adapter(testlib.AdapterWithNonBlockDevice())
adapter.add_disk()
match_hbadevs.return_value = 'lpfc'
result = devscan.adapters()
self.assertEquals({'devs': {}, 'adt': {'host0': 'lpfc'}}, result)
def _init_hbadict(self):
if not hasattr(self, "hbas"):
dict = devscan.adapters(filterstr=self.type)
self.hbadict = dict['devs']
self.hbas = dict['adt']
if len(self.hbas):
self.attached = True
self.devs = scsiutil.cacheSCSIidentifiers()
def attach(self, sr_uuid, vdi_uuid):
# Perform a device scan for all paths, to check for any LUN resize
scsi_id = self.sm_config['SCSIid']
devices = scsiutil._genReverseSCSIidmap(scsi_id)
xapi_session = self.session.xenapi
# At the vdi attach stage if devices are not found against the scsi_id,
# the two reasons would be 1. The machine is slave on which a bus scan
# was not performed, perform a bus scan to rectify the same. 2. Genuine
# HBA bus error, throw an error back.
if len(devices) == 0:
devscan.adapters()
devices = scsiutil._genReverseSCSIidmap(scsi_id)
# If no devices are found after a bus rescan, flag an error
if len(devices) == 0:
raise xs_errors.XenError('InvalidDev', \
opterr=('No HBA Device detected with SCSI Id[%s]') % scsi_id)
# Run a query on devices against the scsi id to refresh the size
dev_lun_info = scsiutil.cacheSCSIidentifiers()
for dev in devices:
self._query(dev, dev_lun_info[dev][4], vdi_uuid)
#Update xapi with the new size
vdi_ref = self.sr.session.xenapi.VDI.get_by_uuid(vdi_uuid)
self.sr.session.xenapi.VDI.set_virtual_size(vdi_ref, str(self.size))
# Multipath enable
if self.sr.mpath == "true":
self.sr.mpathmodule.refresh(scsi_id, len(devices))
self.path = self.sr.mpathmodule.path(scsi_id)
# The SCSIid is already stored inside SR sm_config.
# We need only to trigger mpathcount
try:
cmd = ['/opt/xensource/sm/mpathcount.py', scsi_id]
util.pread2(cmd)
except:
util.SMlog("RawHBA: something wrong with mpathcount")
ret = VDI.VDI.attach(self, sr_uuid, vdi_uuid)
self.sr.update_stats(self.size)
return ret
def attach(self, sr_uuid, vdi_uuid):
# Perform a device scan for all paths, to check for any LUN resize
scsi_id = self.sm_config['SCSIid']
devices = scsiutil._genReverseSCSIidmap(scsi_id)
xapi_session = self.session.xenapi
# At the vdi attach stage if devices are not found against the scsi_id,
# the two reasons would be 1. The machine is slave on which a bus scan
# was not performed, perform a bus scan to rectify the same. 2. Genuine
# HBA bus error, throw an error back.
if len(devices) == 0:
devscan.adapters()
devices = scsiutil._genReverseSCSIidmap(scsi_id)
# If no devices are found after a bus rescan, flag an error
if len(devices) == 0:
raise xs_errors.XenError('InvalidDev', \
opterr=('No HBA Device detected with SCSI Id[%s]') % scsi_id)
# Run a query on devices against the scsi id to refresh the size
dev_lun_info = scsiutil.cacheSCSIidentifiers()
for dev in devices:
self._query(dev, dev_lun_info[dev][4], vdi_uuid)
#Update xapi with the new size
vdi_ref = self.sr.session.xenapi.VDI.get_by_uuid(vdi_uuid)
self.sr.session.xenapi.VDI.set_virtual_size(vdi_ref, str(self.size))
# Multipath enable
if self.sr.mpath == "true":
self.sr.mpathmodule.refresh(scsi_id, len(devices))
self.path = self.sr.mpathmodule.path(scsi_id)
# The SCSIid is already stored inside SR sm_config.
# We need only to trigger mpathcount
try:
cmd = [os.path.join(constants.SM_DEST, 'mpathcount.py'), scsi_id]
util.pread2(cmd)
except:
util.SMlog("RawHBA: something wrong with mpathcount")
ret = VDI.VDI.attach(self, sr_uuid, vdi_uuid)
self.sr.update_stats(self.size)
return ret
def test_exotic_adapter_with_security_device(self, context, match_hbadevs):
adapter = context.add_adapter(testlib.AdapterWithNonBlockDevice())
adapter.add_disk()
match_hbadevs.return_value = 'lpfc'
result = devscan.adapters()
self.assertEquals(
{
'devs': {},
'adt': {
'host0': 'lpfc'
}
},
result)
def test_adapter_and_disk_added(self, context):
adapter = context.add_adapter(testlib.SCSIAdapter())
adapter.add_disk()
result = devscan.adapters()
self.assertEquals(
{
'devs': {
'sda': {
'procname': 'Unknown',
'host': '0',
'target': '0'
}
},
'adt': {
'host0': 'Unknown'
}
}, result)
def test_adapter_and_disk_added(self, context):
adapter = context.add_adapter(testlib.SCSIAdapter())
adapter.add_disk()
result = devscan.adapters()
self.assertEquals(
{
'devs': {
'sda': {
'procname': 'Unknown',
'host': '0',
'target': '0'
}
},
'adt': {
'host0': 'Unknown'
}
},
result)
#!/usr/bin/env python
# this script is used for refresh
# the attached adapters on the host
# using storage manager utilities.
import sys
if '/opt/xensource/sm' not in sys.path:
sys.path = ['/opt/xensource/sm'] + sys.path
import devscan
if __name__ == "__main__":
devscan.adapters()
sys.exit(0)
def test_no_adapters(self, context):
result = devscan.adapters()
self.assertEquals({'devs': {}, 'adt': {}}, result)
def test_no_adapters(self, context):
result = devscan.adapters()
self.assertEquals({'devs': {}, 'adt': {}}, result)
#!/usr/bin/env python
# this script is used for refresh
# the attached adapters on the host
# using storage manager utilities.
import sys
if "/opt/xensource/sm" not in sys.path:
sys.path = ["/opt/xensource/sm"] + sys.path
import devscan
if __name__ == "__main__":
devscan.adapters()
sys.exit(0)
