def interogate_lpar(self, lpar_id):
"""
Will perform validation of the LPAR to determine whether or not it
can be imported.
:param lpar_id: The LPAR ID
:returns: A list of reasons why the LPAR may not be imported.
"""
# Store for all the warnings
warnings_list = []
# List all the adapters
adapters = self.list_ports(lpar_id)
# For each adapter, do interrogation.
for adapter in adapters:
# Validate it IS a Virtual Ethernet Adapter.
if not self._is_veth_adapter(adapter):
msg = ras.msg('info', 'IMPORT_NON_VIRTUAL_PORT')
warnings_list.append(msg)
continue
# Validate that it is not a Qbg adapter
if self._is_qbg_veth(adapter):
msg = ras.msg('info', 'IMPORT_QBG_PORT')
warnings_list.append(msg)
continue
# Validate that it has only a single VLAN (no addl_vlans)
if not self._has_only_pvid(adapter):
msg = ras.msg('info', 'IMPORT_ADDL_VLANS')
warnings_list.append(msg)
continue
# Validate the adapter is not on an orphaned VLAN
if self._is_orphan_vlan(adapter):
msg = ras.msg('info', 'IMPORT_ORPHAN_VLANS')
warnings_list.append(msg)
continue
return warnings_list
def _delete_vea_on_vios(self, vios, vea_dev, sea_dev, virt_adpts_list):
"""
This method will remove the given VEA from the given SEA on the
system and delete it.
:param vios: VioServer DOM object representing VIOS this is being
removed from.
:param vea_dev: VirtualEthernetAdapter DOM object
:param sea_dev: SharedEthernetAdapter DOM object
:param virt_adpts_list: List of VEA devnames that should remain on the
SEA
"""
# Run the first two commands in a loop in case the rmdev fails.
# Running the first command repeatedly isn't a problem because
# it's setting the SEA to what we want, and that doesn't change.
# If this fails, it'll be on the rmdev.
for x in range(RMDEV_ATTEMPTS):
try:
cmds = \
(utils.change_sea_virt_adapters_cmd(seaname=sea_dev.name,
pveaname=sea_dev.
get_primary_vea().name,
virt_list=
virt_adpts_list)
+ ' && ' +
utils.remove_virtual_device(vea_dev.name)
+ ' && ' +
utils.remove_virtual_slot_cmd(lpar_id=vea_dev.
vio_server.lpar_id,
slot_num=vea_dev.slot))
self._pvmops.run_vios_command(cmds)
# If we got here, all is well
break
except Exception as e:
ras.trace(LOG, __name__, ras.TRACE_ERROR,
ras.msg('error', 'VETH_FAILTOREMOVE') %
{'slotnum': vea_dev.slot} + '(' + _('%s') % e + ')')
# Sleep before we try again
if x < (RMDEV_ATTEMPTS - 1):
time.sleep(1)
else:
# This was our last attempt. Re-raise the exception.
raise
def _create_vea_on_vios(self, vios, sea, slotnum, port_vlan_id,
addl_vlan_ids):
"""
This method will create the 802.1Q VirtualEthernetAdapter on the
VIOS and return the device name of the newly created adapter. A
IBMPowerVMFailToAddDataVlan should be raised if unable to create the
new VEA.
:param vios: VioServer DOM object representing VIOS this is being
created on.
:param sea: SEA that owns the VEA. Not needed on IVM as the VEA is
attached to the SEA in a separate step.
:param slotnum: Virtual slot number to create the new VEA in.
:param port_vlan_id: pvid to set on the new VEA
:param addl_vlan_ids: Additional vlan ids to set on the new VEA
:returns vea_devname: Device name of the newly created VEA
:returns slot_number: Always returns None
"""
ras.function_tracepoint(LOG, __name__, ras.TRACE_DEBUG, "Enter")
try:
cmd = utils.create_8021Q_vea_cmd(lpar_id=vios.lpar_id,
slotnum=slotnum,
port_vlan_id=port_vlan_id,
addl_vlan_ids=addl_vlan_ids)
self._pvmops.run_vios_command(cmd)
# find out the new slot's devname. Even though DR slot add
# operation will call cfgmgr on the VIOS, just invoke cfgdev
# again on vio0 to make sure the device is discovered by VIOS.
cmd = utils.get_newly_added_slot_name_cmd(lpar_id=vios.lpar_id,
mts=self._get_mts(),
slotnum=slotnum)
vea_devname = self._pvmops.run_vios_command(cmd)[0]
msg = (ras.vif_get_msg('info', 'VEA_DEV_NAME') %
{'vea_dev': vea_devname, 'cmd': cmd})
except Exception as e: # catch the hmc/vios command exception
ras.trace(LOG, __name__, ras.TRACE_EXCEPTION,
ras.msg('error', 'VETH_NOTCFG') % {'slotnum': slotnum} +
"(" + (_('%s') % e) + ")")
raise
if not vea_devname:
# failed to find the newly created veth slot on VIOS. clean it up.
ras.trace(LOG, __name__, ras.TRACE_ERROR,
ras.msg('error', 'VETH_NOTCFG') % {'slotnum': slotnum})
try:
cmds = utils.remove_virtual_slot_cmd(lpar_id=vios.lpar_id,
slot_num=slotnum)
self._pvmops.run_vios_command(cmds)
ras.trace(LOG, __name__, ras.TRACE_DEBUG,
'Clean up: slot %(slotnum)d has been removed' %
{'slotnum': slotnum})
except Exception:
ras.trace(LOG, __name__, ras.TRACE_EXCEPTION,
ras.msg('error', 'VETH_FAILTOREMOVE') %
{'slotnum': slotnum} + "(" + _('%s') % e + ")")
raise excp.IBMPowerVMFailToAddDataVlan(data_vlan_id=addl_vlan_ids)
# If we got here, we succeeded!
return vea_devname, None
