def _audit_nfvi_volume():
"""
Audit NFVI Volume
"""
global _nfvi_volumes_to_audit, _nfvi_volumes_outstanding
while True:
timer_id = (yield)
DLOG.verbose("Audit volume called, timer_id=%s." % timer_id)
for volume_uuid in _nfvi_volumes_outstanding.keys():
volume_table = tables.tables_get_volume_table()
volume = volume_table.get(volume_uuid, None)
if volume is None:
del _nfvi_volumes_outstanding[volume_uuid]
for volume_uuid in _nfvi_volumes_to_audit.keys():
if 4 <= len(_nfvi_volumes_outstanding):
break
DLOG.verbose("Auditing volume %s." % volume_uuid)
nfvi.nfvi_get_volume(volume_uuid,
_audit_nfvi_volume_callback(volume_uuid))
_nfvi_volumes_outstanding[volume_uuid] \
= _nfvi_volumes_to_audit[volume_uuid]
del _nfvi_volumes_to_audit[volume_uuid]
def _volume_delete_callback(self, volume_uuid, callback):
"""
Volume Delete Callback
"""
response = (yield)
DLOG.verbose("Volume-Delete callback response=%s." % response)
if response['completed']:
volume_table = tables.tables_get_volume_table()
volume = volume_table.get(volume_uuid, None)
if volume is not None:
if volume.is_deleted():
del volume_table[volume_uuid]
callback(response['completed'], volume_uuid)
def vim_volume_api_get_volumes(connection, msg):
"""
Handle Get-Volumes API request
"""
DLOG.verbose("Get volume, all=%s." % msg.get_all)
volume_table = tables.tables_get_volume_table()
for volume in volume_table.itervalues():
response = rpc.APIResponseGetVolume()
response.uuid = volume.uuid
response.name = volume.name
response.description = volume.description
response.size_gb = volume.size_gb
response.bootable = volume.bootable
response.encrypted = volume.encrypted
response.avail_status = volume.avail_status
response.action = volume.action
connection.send(response.serialize())
DLOG.verbose("Sent response=%s" % response)
connection.close()
def _volume_update_callback(self, volume_uuid, callback):
"""
Volume Update Callback
"""
response = (yield)
DLOG.verbose("Volume-Update callback response=%s." % response)
if response['completed']:
nfvi_volume = response['result-data']
volume_table = tables.tables_get_volume_table()
volume = volume_table.get(nfvi_volume.uuid, None)
if volume is not None:
volume = objects.Volume(nfvi_volume)
volume_table[nfvi_volume.uuid] = volume
volume.nfvi_volume_update(nfvi_volume)
callback(response['completed'], volume_uuid, nfvi_volume.name,
nfvi_volume.description, nfvi_volume.size_gb,
nfvi_volume.bootable, nfvi_volume.encrypted,
nfvi_volume.avail_status, nfvi_volume.action)
else:
callback(response['completed'], volume_uuid, None, None, None,
None, None, None, None)
def vim_volume_api_get_volume(connection, msg):
"""
Handle Get-Volume API request
"""
DLOG.verbose("Get volume, filter_by_uuid=%s." % msg.filter_by_uuid)
volume_table = tables.tables_get_volume_table()
response = rpc.APIResponseGetVolume()
volume = volume_table.get(msg.filter_by_uuid, None)
if volume is not None:
response.uuid = volume.uuid
response.name = volume.name
response.description = volume.description
response.size_gb = volume.size_gb
response.bootable = volume.bootable
response.encrypted = volume.encrypted
response.avail_status = volume.avail_status
response.action = volume.action
else:
response.result = rpc.RPC_MSG_RESULT.NOT_FOUND
connection.send(response.serialize())
DLOG.verbose("Sent response=%s" % response)
connection.close()
def _audit_nfvi_volume_callback(volume_uuid):
"""
Audit Volumes
"""
global _nfvi_volumes_outstanding
response = (yield)
DLOG.verbose("Audit-Volume callback, response=%s." % response)
if volume_uuid in _nfvi_volumes_outstanding:
del _nfvi_volumes_outstanding[volume_uuid]
if response['completed']:
nfvi_volume = response['result-data']
volume_table = tables.tables_get_volume_table()
volume = volume_table.get(nfvi_volume.uuid, None)
if volume is None:
volume = objects.Volume(nfvi_volume)
volume_table[volume.uuid] = volume
volume.nfvi_volume_update(nfvi_volume)
else:
DLOG.error("Audit-Volume callback, not completed, response=%s." %
response)
def _audit_nfvi_volumes_callback(timer_id):
"""
Audit Volumes
"""
global _main_audit_inprogress
global _added_volumes, _deletable_volumes, _nfvi_volumes_paging
global _nfvi_volumes_to_audit, _nfvi_volumes_outstanding
response = (yield)
DLOG.verbose("Audit-Volumes callback, response=%s." % response)
if response['completed']:
if response['page-request-id'] == _nfvi_volumes_paging.page_request_id:
volume_table = tables.tables_get_volume_table()
if _added_volumes is None:
_added_volumes = list()
if _deletable_volumes is None:
_deletable_volumes = list(volume_table)
for volume_uuid, volume_name in response['result-data']:
volume = volume_table.get(volume_uuid, None)
if volume is not None:
if volume.uuid in _deletable_volumes:
_deletable_volumes.remove(volume.uuid)
if volume_uuid not in _nfvi_volumes_to_audit:
_nfvi_volumes_to_audit[volume_uuid] = volume_name
_added_volumes.append(volume_uuid)
if _nfvi_volumes_paging.done:
for volume_uuid in _deletable_volumes:
volume = volume_table[volume_uuid]
volume.nfvi_volume_deleted()
if volume.is_deleted():
del volume_table[volume_uuid]
if volume_uuid in _nfvi_volumes_to_audit:
del _nfvi_volumes_to_audit[volume_uuid]
if volume_uuid in _nfvi_volumes_outstanding:
del _nfvi_volumes_outstanding[volume_uuid]
for volume_uuid in _nfvi_volumes_to_audit:
if volume_uuid not in _added_volumes:
volume = volume_table.get(volume_uuid, None)
if volume is None:
del _nfvi_volumes_to_audit[volume_uuid]
if volume_uuid in _nfvi_volumes_outstanding:
del _nfvi_volumes_outstanding[volume_uuid]
_added_volumes[:] = []
_deletable_volumes = list(volume_table)
_nfvi_volumes_paging.first_page()
else:
DLOG.error("Audit-Volumes callback, page-request-id mismatch, "
"responses=%s, page-request-id=%s." %
(response, _nfvi_volumes_paging.page_request_id))
volume_table = tables.tables_get_volume_table()
if _added_volumes is None:
_added_volumes = list()
else:
_added_volumes[:] = []
_deletable_volumes = list(volume_table)
_nfvi_volumes_paging.first_page()
else:
DLOG.error("Audit-Volumes callback, not completed, responses=%s." %
response)
volume_table = tables.tables_get_volume_table()
if _added_volumes is None:
_added_volumes = list()
else:
_added_volumes[:] = []
_deletable_volumes = list(volume_table)
_nfvi_volumes_paging.first_page()
_nfvi_volumes_paging.set_page_request_id()
_main_audit_inprogress = False
timers.timers_reschedule_timer(timer_id, 2) # 2 seconds later