def _delete_pool(self, pools):
pls = util.trata_param_pool(pools)
pl = pool.Pool(self._lb)
mon = monitor.Monitor(self._lb)
try:
monitor_associations = pl.get_monitor_association(
names=pls['pools_names'])
except Exception, e:
log.error(e)
raise base_exceptions.CommandErrorException(e)
def __delete_pool(self, pools):
pls = util.trata_param_pool(pools)
pl = pool.Pool(self._lb)
mon = monitor.Monitor(self._lb)
try:
self._lb._channel.System.Session.start_transaction()
monitor_associations = pl.get_monitor_association(
names=pls['pools_names'])
pl.remove_monitor_association(names=pls['pools_names'])
except Exception, e:
log.error(e)
self._lb._channel.System.Session.rollback_transaction()
raise base_exceptions.CommandErrorException(e)
def _cleanup_pool(self, pools):
pls = util.trata_param_pool(pools)
pl = pool.Pool(self._lb)
mon = monitor.Monitor(self._lb)
ids = list()
for idx, pool_name in enumerate(pls['pools_names']):
try:
monitor_associations = pl.get_monitor_association(
names=[pool_name])
except:
pass
can_delete = True
try:
pl.delete(names=[pool_name])
except Exception, e:
can_delete = False
if 'cannot be deleted because it is in use by a Virtual Server' in str(
e.message):
log.warning(
'Pool cannot be deleted because it is in use by a Virtual Server'
)
pass
elif 'is referenced by one or more virtual servers' in str(
e.message):
log.warning(
'Pool cannot be deleted because it is referenced by one or more virtual servers'
)
pass
elif 'is referenced by one or more rules' in str(e.message):
log.warning(
'Pool cannot be deleted because is referenced by one or more rules'
)
pass
elif 'was not found.' in str(e.message):
log.warning('Pool already deleted')
can_delete = True
pass
else:
log.error(e)
raise e
if can_delete:
ids.append(pools['pools'][idx]['id'])
try:
template_names = [
m for m in list(
itertools.chain(*[
m['monitor_rule']['monitor_templates']
for m in monitor_associations
])) if 'MONITOR' in m
]
if template_names:
mon.delete_template(template_names=template_names)
except:
pass
def __update_pool(self, pools):
monitor_associations = []
pls = util.trata_param_pool(pools)
pl = pool.Pool(self._lb)
mon = monitor.Monitor(self._lb)
# get template currents
monitor_associations_old = pl.get_monitor_association(
names=pls['pools_names'])
# creates templates
monitor_associations, monitor_associations_nodes, templates_extra = mon.prepare_template(
names=pls['pools_names'],
members=pls['pools_members']['members'],
healthcheck=pls['pools_healthcheck'])
mon.create_template(templates_extra=templates_extra)
try:
self._lb._channel.System.Session.start_transaction()
pl.set_monitor_association(
monitor_associations=monitor_associations)
pl.set_lb_method(names=pls['pools_names'],
lbmethod=pls['pools_lbmethod'])
pl.set_service_down_action(names=pls['pools_names'],
actions=pls['pools_actions'])
plm = poolmember.PoolMember(self._lb)
if pls['pools_members']['members_remove']:
plm.remove(names=pls['pools_names'],
members=pls['pools_members']['members_remove'])
if pls['pools_members']['members_new']:
plm.create(names=pls['pools_names'],
members=pls['pools_members']['members_new'])
plm.set_connection_limit(
names=pls['pools_names'],
members=pls['pools_members']['members'],
connection_limit=pls['pools_members']['limit'])
plm.set_priority(names=pls['pools_names'],
members=pls['pools_members']['members'],
priority=pls['pools_members']['priority'])
plm.set_ratio(names=pls['pools_names'],
members=pls['pools_members']['members'],
ratio=pls['pools_members']['weight'])
# plm.set_member_description(
# names=pls['pools_names'],
# members=pls['pools_members']['members'],
# description=pls['pools_members']['description'])
plm.set_states(names=pls['pools_names'],
members=pls['pools_members']['members'],
monitor_state=pls['pools_members']['monitor'],
session_state=pls['pools_members']['session'])
except Exception, e:
self._lb._channel.System.Session.rollback_transaction()
# delete templates created
template_names = [
m for m in list(
itertools.chain(*[
m['monitor_rule']['monitor_templates']
for m in monitor_associations
])) if 'MONITOR' in m
]
if template_names:
mon.delete_template(template_names=template_names)
log.error(e)
raise base_exceptions.CommandErrorException(e)
def __set_dscp(self, dscp):
if dscp['values']:
pl = pool.Pool(self._lb)
pl.set_server_ip_tos(values=dscp['values'],
pool_names=dscp['pool_names'])